MALICIOUS — 8111f53495650a9a9324ab3800755ea856c304604fb652a7a002656c61b4e601

MALICIOUS — 8111f53495650a9a9324ab3800755ea856c304604fb652a7a002656c61b4e601 is a pe sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (100/100), attributed to the AutoRun family. 10 of 56 detection engines flagged it, exhibiting 3 ATT&CK techniques.

Identification

• SHA-256: 8111f53495650a9a9324ab3800755ea856c304604fb652a7a002656c61b4e601
• SHA-1: f430c16e949e640da64a8033956a02ed50f3b903
• MD5: b8ea3dca1d23da359fad748bc25b5220
• imphash: 01392ca861cf87b8d28ad9ea90016bb4
• ssdeep: 49152:FLwX8wk+4k+hwEGsAc9IW1dXgfC/MHmg:FUs+WIc9IW1dXgfC/MHmg
• TLSH: T19B5829E5113011CFE1BDCE14E917096C225EA479F52C8818E9C7985F9EDAA33FA3064B
• Submitted as: 8111f53495650a9a9324ab3800755ea856c304604fb652a7a002656c61b4e601
• File type: pe · Size: 1739720 bytes
• Verdict: malicious (100/100) · Family: AutoRun

Detections (10 of 56 engines)

• MalwareAnalyser heuristics (entropy/packer): ASPack
• ClamAV (daily): Win.Exploit.Futurax-10026285-0
• YARA: JPCERT/CC: JPCERT_HUILoader_PlugX_SideLoad
• YARA: Stratosphere IPS: STRATO_Tor_Onion_C2
• YARA: Yara-Rules community: YR_AntiDebug_Checks
• Detect It Easy (packer/type): DIE:Microsoft Linker
• Microsoft Defender: Worm:Win32/AutoRun!pz
• Emsisoft (Emergency Kit): Gen:Heur.Mint.Autorunner.1
• Trellix Stinger (McAfee): Vindor-FTWO!B8EA3DCA1D23
• Kaspersky (KVRT): Worm.Win32.AutoRun.vx

MITRE ATT&CK

• T1547.001
• T1518.001
• T1105

Why this verdict

The malicious score of 100/100 is the fusion of 18 weighted signals:

• ClamAV (daily) flagged Win.Exploit.Futurax-10026285-0 (rule Win.Exploit.Futurax-10026285-0) - engine signal, weight 0.90, confidence 0.95
• 2 behavioral detection(s) across 2 rule(s): Registry Run Key Persistence [high] (rule tl-run-key) - dynamic signal, weight 0.63, confidence 0.90
• Microsoft Defender flagged Worm:Win32/AutoRun!pz (rule Worm:Win32/AutoRun!pz) - engine signal, weight 0.55, confidence 0.85
• Emsisoft (Emergency Kit) flagged Gen:Heur.Mint.Autorunner.1 (rule Gen:Heur.Mint.Autorunner.1) - engine signal, weight 0.55, confidence 0.85
• Trellix Stinger (McAfee) flagged Vindor-FTWO!B8EA3DCA1D23 (rule Vindor-FTWO!B8EA3DCA1D23) - engine signal, weight 0.55, confidence 0.85
• Kaspersky (KVRT) flagged Worm.Win32.AutoRun.vx (rule Worm.Win32.AutoRun.vx) - engine signal, weight 0.55, confidence 0.85
• YARA: JPCERT/CC flagged JPCERT_HUILoader_PlugX_SideLoad (rule JPCERT_HUILoader_PlugX_SideLoad) - engine signal, weight 0.60, confidence 0.70
• Observed at runtime: Registry Run Key Persistence (T1547.001) (rule Registry Run Key Persistence) - dynamic signal, weight 0.40, confidence 0.90
• YARA: Stratosphere IPS flagged STRATO_Tor_Onion_C2 (rule STRATO_Tor_Onion_C2) - engine signal, weight 0.50, confidence 0.70
• Contacted 1 external host(s) and 17 HTTP request(s) at runtime - network signal, weight 0.40, confidence 0.80
• Anti-analysis: T1622 - dynamic signal, weight 0.40, confidence 0.75
• YARA: Yara-Rules community flagged YR_AntiDebug_Checks (rule YR_AntiDebug_Checks) - engine signal, weight 0.35, confidence 0.70
• Detect It Easy (packer/type) flagged DIE:Microsoft Linker (rule DIE:Microsoft Linker) - engine signal, weight 0.35, confidence 0.70
• MalwareAnalyser heuristics (entropy/packer) flagged ASPack (rule ASPack) - engine signal, weight 0.35, confidence 0.70
• Embedded network infrastructure: http://stackoverflow.com/a/15281070/18475, http://stanislavs.org/stopping-command-line-applications-programatically-with-ctrl-c-events-from-net/ - static signal, weight 0.35, confidence 0.60
• Packing/obfuscation: ASPack, high-entropy-sections:.text, Microsoft Linker - static signal, weight 0.25, confidence 0.55
• Dropped 22 executable file(s) at runtime - dynamic signal, weight 0.20, confidence 0.60
• Memory forensics: 2 finding(s) elsewhere in the guest, not attributed to this sample, e.g. SSDT hook (rule windows.ssdt.SSDT) - memory signal, weight 0.05, confidence 0.30

Dynamic analysis (windows)

25861 behavior events · 1 ATT&CK techniques · 23 dropped files.

Runtime network

• www.msftconnecttest.com
• rb.symcd.com
• rb.symcb.com
• inference.location.live.net
• c.pki.goog
• x2.c.lencr.org
• ye.c.lencr.org
• yr.c.lencr.org
• ctldl.windowsupdate.com
• update.googleapis.com
• login.live.com
• desktop-hsgcbep
• v20.events.data.microsoft.com
• config.edge.skype.com
• licensing.mp.microsoft.com
• windows.msn.com
• www.msn.com
• settings-win.data.microsoft.com
• officeclient.microsoft.com
• odc.officeapps.live.com

Dropped files

• C:\Program Files\Adobe\Acrobat DC\Acrobat\NGL\cefWorkflow\adobe_licensing_wf_acro.exe - b8a9d5807917687ab25ef2c5759f7f1520fda63f734924b93c86e5524d0e7f68
• C:\Program Files\Adobe\Acrobat DC\Acrobat\NGL\cefWorkflow\adobe_licensing_wf_helper_acro.exe - 377693e2ca6eefba36f61373194f572541a409cb10808b8c71d52897a6df3e8f
• C:\Program Files\7-Zip\7zFM.exe - 508bea7b06f5a0721ea203199dd9df84afc681d10d40470f0431bf9ea7a42c17
• bd115a575e86e61cea9136c5a2c47e090ba484dc2dee8b51a34111bb094266d5 - bd115a575e86e61cea9136c5a2c47e090ba484dc2dee8b51a34111bb094266d5
• C:\Program Files\Adobe\Acrobat DC\Acrobat\plug_ins\pi_brokers\64BitMAPIBroker.exe - 6a78dba30ca10f3addef5b1683bd7bc97e98ce03c9e6ae7056845ee1b70b7d10
• C:\Program Files\Adobe\Acrobat DC\Acrobat\AcroCEF\SingleClientServicesUpdater.exe - 40255fc274b5bd869a9cf9f989d60641fa6e801bcb5b4805f508b2d92cfdce00
• C:\Program Files\7-Zip\7zG.exe - 3a627dd30f53cd9f1f5be702d0d308afb7c9a637643fcc5916b478399f4f4240
• C:\Program Files\Adobe\Acrobat DC\Acrobat\AcroCEF\SingleClientServicesUpdater.exe - 63156ae4b122e6f9584581782b64327bfbf60d31ae39de283fd5beeea5aa6746
• C:\Program Files\7-Zip\7z.exe - 634d38c0c414178e2f35de5cc0fb29aa082eec227e630c4481e1af7694980ac9
• C:\Program Files\Adobe\Acrobat DC\Acrobat\plug_ins\pi_brokers\64BitMAPIBroker.exe - f01ec964437cd1e7c4c623e90232f2123954701c8a378ff0ae62ea2910b5ce10
• C:\Program Files\Adobe\Acrobat DC\Acrobat\AcroCEF\AcroCEF.exe - 7f65f5ae08cc5a15df0c7d70e3fc3ba5b4f083dcbdc02170423867257ffaf076
• C:\Program Files\Adobe\Acrobat DC\Acrobat\NGL\cefWorkflow\adobe_licensing_wf_acro.exe - df7d241f712bb74e85b7b25fe2b040da29f05c01d150f65ea719517f8f2b9be6
• C:\Program Files\7-Zip\7zG.exe - 7b5eda73c21960c451ea3148900b28cdbac7180e43047fbc944028096e497c08
• C:\Program Files\Adobe\Acrobat DC\Acrobat\plug_ins\pi_brokers\32BitMAPIBroker.exe - da6d0544ee3a6b75f3c5c545213b10ec93a15d5213e5232e7e224a29ecb91d6b
• C:\Program Files\Adobe\Acrobat DC\Acrobat\Assets\MenuCoreApp\AcroShareTarget.exe - f8e5f96f5d1a4af50ee6a35ecf9d629e1694d8397d681a7d1eb7683c2a3a653c

Embedded URLs

• http://schemas.microsoft.com/SMI/2016/WindowsSettings
• http://www.microsoft.com/pki/certs/MicTimStaPCA_2010-07-01.crt0
• http://www.microsoft.com/pki/certs/MicRooCerAut_2010-06-23.crt0
• https://www.digicert.com/CPS0
• http://crl3.digicert.com/sha2-assured-cs-g1.crl05
• http://crl4.digicert.com/sha2-assured-cs-g1.crl0L
• http://www.digicert.com/CPS0
• http://crl3.digicert.com/sha2-assured-ts.crl02
• http://crl4.digicert.com/sha2-assured-ts.crl0
• http://schemas.microsoft.com/SMI/2005/WindowsSettings
• http://crl.thawte.com/ThawteTimestampingCA.crl0
• http://ts-aia.ws.symantec.com/tss-ca-g2.cer0
• http://ts-crl.ws.symantec.com/tss-ca-g2.crl0
• https://www.verisign.com/rpa
• http://csc3-2010-crl.verisign.com/CSC3-2010.crl0D
• https://www.verisign.com/rpa0
• http://csc3-2010-aia.verisign.com/CSC3-2010.cer0
• https://www.verisign.com/cps0*
• http://logo.verisign.com/vslogo.gif04
• http://crl.verisign.com/pca3-g5.crl04
• http://msdn.microsoft.com/en-us/library/windows/desktop/ms681388
• http://msdn.microsoft.com/en-us/library/windows/desktop/ms681383
• https://gist.github.com/jvshahid/6fb2f91fa7fb1db23599
• http://stackoverflow.com/a/15281070/18475
• http://stanislavs.org/stopping-command-line-applications-programatically-with-ctrl-c-events-from-net/

Embedded domains

• schemas.microsoft.com
• www.microsoft.com
• crl.microsoft.com
• cacerts.digicert.com
• crl4.digicert.com
• crl3.digicert.com
• www.digicert.com
• crl.thawte.com
• ts-aia.ws.symantec.com
• ts-crl.ws.symantec.com
• www.verisign.com
• csc3-2010-crl.verisign.com
• csc3-2010-aia.verisign.com
• logo.verisign.com
• crl.verisign.com
• msdn.microsoft.com
• gist.github.com
• stackoverflow.com
• stanislavs.org
• www.w3.org
• shim.app
• shimgenerator.app
• office.microsoft.com
• go.microsoft.com
• aka.ms

Embedded IP addresses

• 0.8.2.0
• 20.50.73.15
• 52.230.59.222
• 40.84.85.40
• 4.230.171.124
• 74.179.77.164
• 20.165.94.63
• 13.69.109.130
• 4.150.223.112
• 92.223.78.30
• 57.154.63.210
• 52.148.114.188
• 4.150.223.113
• 51.105.71.136
• 52.110.12.19
• 52.110.12.49
• 72.145.35.98
• 52.110.12.45

File paths

• D:\workspace\_work\1\s\artifacts\obj\win-x64.Release\corehost\cli\dotnet\Release\dotnet.pdb
• C:\A\34\b\bin\amd64\pythonw.pdb
• C:\re\jdk7u45\229\build\windows-amd64\tmp\sun\launcher\ktab\obj64\ktab.pdb
• c:\borrar\EmptyDll\Release\EmptyDll.pdb

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Analyzed on MalwareAnalyzer by Cyble · Open interactive report