MALICIOUS — 5cb5cbb6fc373a5e4013eed17d39d974feea991750780f437dd9d6821861c0cd

MALICIOUS — 5cb5cbb6fc373a5e4013eed17d39d974feea991750780f437dd9d6821861c0cd is a pe sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (100/100), attributed to the Vindor family. 8 of 56 detection engines flagged it, exhibiting 3 ATT&CK techniques.

Identification

SHA-256: 5cb5cbb6fc373a5e4013eed17d39d974feea991750780f437dd9d6821861c0cd
SHA-1: 5823bd3bb616d47b99e2c92dd5b158faa88cb8e4
MD5: 9d797788166c43a6d3744a4d642f362b
imphash: 01392ca861cf87b8d28ad9ea90016bb4
ssdeep: 3072:c/M+F5L1cnAZToEE6ooqiq8EpKP1dwLFurHNe:ck+F5ZcAd1E6dqi4py5e
TLSH: T1DD3A6A65029B2167E1F2CC00645CCEEC4413B8E875791B7CD20FB51C91A6BF7A6F6891
Submitted as: 5cb5cbb6fc373a5e4013eed17d39d974feea991750780f437dd9d6821861c0cd
File type: pe · Size: 99382 bytes
Verdict: malicious (100/100) · Family: Vindor

Detections (8 of 56 engines)

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

Why this verdict

The malicious score of 100/100 is the fusion of 13 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
Contacted 2 external host(s) and 15 HTTP request(s) at runtime - network signal, weight 0.40, confidence 0.80
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
YARA: Yara-Rules community flagged YR_Packer_ASPack_MPRESS (rule YR_Packer_ASPack_MPRESS) - engine signal, weight 0.30, confidence 0.70
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

Dynamic analysis (windows)

24529 behavior events · 1 ATT&CK techniques · 24 dropped files.

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
bd115a575e86e61cea9136c5a2c47e090ba484dc2dee8b51a34111bb094266d5 - bd115a575e86e61cea9136c5a2c47e090ba484dc2dee8b51a34111bb094266d5
f187fe8777056aaf7a4b16f3a5eaf6015902f05cde6a481f70ea2ec144a1be2f - f187fe8777056aaf7a4b16f3a5eaf6015902f05cde6a481f70ea2ec144a1be2f
C:\Program Files\Adobe\Acrobat DC\Acrobat\NGL\cefWorkflow\adobe_licensing_wf_acro.exe - 2af05afb516d1c94606fe4849572a8661233b03eacbc2dc9a106c42aa86141b5
C:\Program Files\Adobe\Acrobat DC\Acrobat\AcroCEF\SingleClientServicesUpdater.exe - 384847edcd7341d915fe7ed70ea1e8d151d4680d20c548b3e44ff07cef7d08da
C:\Program Files\Adobe\Acrobat DC\Acrobat\plug_ins\pi_brokers\64BitMAPIBroker.exe - 6a78dba30ca10f3addef5b1683bd7bc97e98ce03c9e6ae7056845ee1b70b7d10
C:\Program Files\7-Zip\7zFM.exe - df58f0738dfba02e28b5848aee87525e7fd23112c8ab6dfeb107a34677d76311
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\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
C:\Program Files\Adobe\Acrobat DC\Acrobat\Assets\MenuCoreApp\AcroShareTarget.exe - f8e5f96f5d1a4af50ee6a35ecf9d629e1694d8397d681a7d1eb7683c2a3a653c
C:\Program Files\7-Zip\7zFM.exe - 2e030aa5cdf7c562c0acc516e43265d031ec41f448f972d2c3882e9208aa3eb8

Embedded URLs

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

x1.c.lencr.org
x2.c.lencr.org
ye.c.lencr.org
yr.c.lencr.org

Embedded IP addresses

20.184.175.11
52.230.60.54
52.123.252.244
4.230.171.124
85.210.196.11
52.110.12.1
52.110.12.54
85.210.193.152
52.148.114.188
72.145.35.109
52.110.12.19
52.110.12.47

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Analyzed on MalwareAnalyzer by Cyble · Open interactive report