MALICIOUS — 2a05aab8f2b0aa4b8dd85a0d5999c36539e43c2e62fae5d0ed7cfa1fce34e3dc

MALICIOUS — 2a05aab8f2b0aa4b8dd85a0d5999c36539e43c2e62fae5d0ed7cfa1fce34e3dc is a pe sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (100/100), attributed to the Vindor family. 9 of 56 detection engines flagged it, exhibiting 4 ATT&CK techniques.

Identification

• SHA-256: 2a05aab8f2b0aa4b8dd85a0d5999c36539e43c2e62fae5d0ed7cfa1fce34e3dc
• SHA-1: 114440073374106bfb3f0effa9314187bf3a82c7
• MD5: 4a5b2f4a11d57f3cd6f1c746bdffa040
• imphash: 01392ca861cf87b8d28ad9ea90016bb4
• ssdeep: 6144:c8D8+lD0+d1tfwW5tp+A0fnd2mGCAeBzky++TyiJd1E6dqi4py5e:cU5ltvN5tp+AdBeZZXdEy1e
• TLSH: T1C147AE8A5359222FC1F39822350CCADDE8037CDD74B82BD95249D33A98B4B33757A466
• Submitted as: 2a05aab8f2b0aa4b8dd85a0d5999c36539e43c2e62fae5d0ed7cfa1fce34e3dc
• File type: pe · Size: 344822 bytes
• Verdict: malicious (100/100) · Family: Vindor

Detections (9 of 56 engines)

• capa (capabilities): capability:collection/keylog
• MalwareAnalyser heuristics (entropy/packer): ASPack
• ClamAV (daily): Win.Worm.Vindor-9886047-0
• YARA: JPCERT/CC: JPCERT_HUILoader_PlugX_SideLoad
• YARA: Yara-Rules community: YR_Packer_ASPack_MPRESS
• Detect It Easy (packer/type): DIE:Microsoft Linker
• Microsoft Defender: Worm:Win32/AutoRun!pz
• Emsisoft (Emergency Kit): Gen:Heur.Mint.Autorunner.1
• Kaspersky (KVRT): Worm.Win32.AutoRun.vx

MITRE ATT&CK

• T1056.001
• 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.Worm.Vindor-9886047-0 (rule Win.Worm.Vindor-9886047-0) - 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
• 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
• capture keystrokes (rule capture keystrokes) - capa signal, weight 0.40, confidence 0.80
• Contacted 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
• Detect It Easy (packer/type) flagged DIE:Microsoft Linker (rule DIE:Microsoft Linker) - engine signal, weight 0.35, confidence 0.70
• capa (capabilities) flagged capability:collection/keylog (rule capability:collection/keylog) - engine signal, weight 0.35, confidence 0.70
• MalwareAnalyser heuristics (entropy/packer) flagged ASPack (rule ASPack) - engine signal, weight 0.35, confidence 0.70
• YARA: Yara-Rules community flagged YR_Packer_ASPack_MPRESS (rule YR_Packer_ASPack_MPRESS) - engine signal, weight 0.30, confidence 0.70
• Embedded network infrastructure: http://www.gnu.org/software/coreutils/, http://translationproject.org/team/, http://gnu.org/licenses/gpl.html - 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
• Extracted generic config (1 C2) (generic/advisory) - engine signal, weight 0.15, confidence 0.30

Dynamic analysis (windows)

24584 behavior events · 1 ATT&CK techniques · 24 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
• update.googleapis.com
• login.live.com
• v20.events.data.microsoft.com
• desktop-hsgcbep
• config.edge.skype.com
• windows.msn.com
• www.msn.com
• officeclient.microsoft.com
• odc.officeapps.live.com
• licensing.mp.microsoft.com
• assets.msn.com
• www.bing.com

Dropped files

• C:\Program Files\Adobe\Acrobat DC\Acrobat\NGL\cefWorkflow\adobe_licensing_wf_acro.exe - b8a9d5807917687ab25ef2c5759f7f1520fda63f734924b93c86e5524d0e7f68
• C:\Program Files\7-Zip\7z.exe - c3970a42e3c9fa779d1000d7038e130386a163b189ec13d79801da850d540501
• C:\Program Files\Adobe\Acrobat DC\Acrobat\NGL\cefWorkflow\adobe_licensing_wf_helper_acro.exe - 377693e2ca6eefba36f61373194f572541a409cb10808b8c71d52897a6df3e8f
• bd115a575e86e61cea9136c5a2c47e090ba484dc2dee8b51a34111bb094266d5 - bd115a575e86e61cea9136c5a2c47e090ba484dc2dee8b51a34111bb094266d5
• C:\Program Files\Adobe\Acrobat DC\Acrobat\NGL\cefWorkflow\adobe_licensing_wf_acro.exe - 7c844253695302fc62444951e17d51444321e100f06c2732e373da396e7cba07
• C:\Program Files\Adobe\Acrobat DC\Acrobat\AcroCEF\SingleClientServicesUpdater.exe - 8b6d3dbb25e57521eee42fb102a02dc636cc41ae11e4b164e290d5939f0938c2
• C:\Program Files\7-Zip\7zFM.exe - 32de4931517e71aa343cbb5553c5ef4a30a8ba0aaf8cf026a319cbd9b27d89ce
• C:\Program Files\Adobe\Acrobat DC\Acrobat\plug_ins\pi_brokers\64BitMAPIBroker.exe - 6a78dba30ca10f3addef5b1683bd7bc97e98ce03c9e6ae7056845ee1b70b7d10
• C:\Program Files\Adobe\Acrobat DC\Acrobat\OSSLLibs\AdobeFips.exe - a197d6b27a31d2002644a3223917d2054747c8b62e79e92cc66bd955d1bc7767
• 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\32BitMAPIBroker.exe - c127d01455220e3cd14a0c8f4f24aa22315ec3c53308b2eb48564cdf5db23191
• C:\Program Files\Adobe\Acrobat DC\Acrobat\AcroCEF\AcroCEF.exe - 7f65f5ae08cc5a15df0c7d70e3fc3ba5b4f083dcbdc02170423867257ffaf076
• C:\Program Files\7-Zip\7zG.exe - 7b5eda73c21960c451ea3148900b28cdbac7180e43047fbc944028096e497c08
• C:\Program Files\Adobe\Acrobat DC\Acrobat\plug_ins\pi_brokers\32BitMAPIBroker.exe - da6d0544ee3a6b75f3c5c545213b10ec93a15d5213e5232e7e224a29ecb91d6b

Embedded URLs

• http://www.microsoft.com/pki/certs/MicRooCerAut_2010-06-23.crt0
• http://www.microsoft.com/windows0
• http://www.microsoft.com/pki/certs/MicTimStaPCA_2010-07-01.crt0
• http://www.microsoft.com/pki/certs/MicrosoftTimeStampPCA.crt0
• http://www.microsoft.com/pki/certs/MicCodSigPCA_08-31-2010.crt0
• http://crl.microsoft.com/pki/crl/products/microsoftrootcert.crl0T
• http://office.microsoft.com
• http://schemas.microsoft.com/2006/mcml
• http://www.gnu.org/software/coreutils/
• http://translationproject.org/team/
• http://gnu.org/licenses/gpl.html
• http://www.gnu.org/gethelp/
• http://www.msftconnecttest.com/connecttest.txt
• http://rb.symcd.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBTDRSYViRCZTxmZjLENmnwVjLly9QQU1MAGIknrOUvdk%2BJcobhHdglyA1gCEF0QyxjrOnkAh4OrdHf50xk%3D
• http://rb.symcb.com/rb.crl
• http://c.pki.goog/r/r1.crl
• http://x2.c.lencr.org/
• http://ye.c.lencr.org/
• http://c.pki.goog/wr2/9UVbN0w5E6Y.crl
• http://yr.c.lencr.org/

Embedded domains

• www.microsoft.com
• crl.microsoft.com
• office.microsoft.com
• schemas.microsoft.com
• www.gnu.org
• translationproject.org
• gnu.org
• cygwin.com
• microsoft.com
• x1.c.lencr.org
• x2.c.lencr.org
• ye.c.lencr.org
• yr.c.lencr.org

Embedded IP addresses

• 20.42.65.88
• 52.123.252.242
• 4.149.210.175
• 4.230.171.124
• 172.64.154.167
• 135.232.92.97
• 57.154.63.210
• 4.150.223.108
• 135.233.95.144
• 20.42.179.204
• 52.148.114.188
• 72.153.5.131
• 52.110.12.20
• 52.110.12.28

File paths

• d:\dbs\el\oc\target\x86\ship\postc2r\x-none\wordconv.pdb
• d:\w7rtm.public.x86fre\internal\strongnamekeys\fake\windows.snk

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Analyzed on MalwareAnalyzer by Cyble · Open interactive report