MALICIOUS — a58b3ab4e70e268db674a0805ff7373f9ac926febaf476ef1177b47dd6296945
MALICIOUS — a58b3ab4e70e268db674a0805ff7373f9ac926febaf476ef1177b47dd6296945 is a pe sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (100/100), attributed to the Maldoc family. 7 of 56 detection engines flagged it, exhibiting 1 ATT&CK technique.
Identification
- SHA-256:
a58b3ab4e70e268db674a0805ff7373f9ac926febaf476ef1177b47dd6296945 - SHA-1:
c441e1ec805cf267aa67af4687dcf715e810e5a4 - MD5:
57b5038ec952ee9678f2a20834b7586f - imphash:
3e4757b6c44f364955a909104e3b2b4d - ssdeep:
3072:egwXxL0Uio0G5d89Xxm5Of5QriYljikMTmAcThAkZThMTMz6Uq:sxL0Sh8SCQrisixTmAcThAkZThMTMm - TLSH:
T1CF3E9C17615ECD9FC3144E673E84CA5E2C83F04881B5D4A143CDE66D886C87FBAA91B2 - Submitted as: a58b3ab4e70e268db674a0805ff7373f9ac926febaf476ef1177b47dd6296945
- File type: pe · Size: 136570 bytes
- Verdict: malicious (100/100) · Family: Maldoc
Detections (7 of 56 engines)
- MalwareAnalyser heuristics (entropy/packer): high-entropy-sections:.lol 1
- ClamAV (daily): Win.Malware.Genpack-9875154-0
- YARA: delivr.to detections: DLV_Maldoc_VBA_AutoExec
- Detect It Easy (packer/type): DIE:VMProtect
- Microsoft Defender: Trojan:Win32/Ausiv
- Emsisoft (Emergency Kit): GenPack:Trojan.Agent.EXMP
- Kaspersky (KVRT): HEUR:Trojan.Win32.Generic
MITRE ATT&CK
Why this verdict
The malicious score of 100/100 is the fusion of 13 weighted signals:
- ClamAV (daily) flagged Win.Malware.Genpack-9875154-0 (rule
Win.Malware.Genpack-9875154-0) - engine signal, weight 0.90, confidence 0.95 - YARA: delivr.to detections flagged DLV_Maldoc_VBA_AutoExec (rule
DLV_Maldoc_VBA_AutoExec) - engine signal, weight 0.70, confidence 0.70 - Microsoft Defender flagged Trojan:Win32/Ausiv (rule
Trojan:Win32/Ausiv) - engine signal, weight 0.55, confidence 0.85 - Emsisoft (Emergency Kit) flagged GenPack:Trojan.Agent.EXMP (rule
GenPack:Trojan.Agent.EXMP) - engine signal, weight 0.55, confidence 0.85 - Kaspersky (KVRT) flagged HEUR:Trojan.Win32.Generic (rule
HEUR:Trojan.Win32.Generic) - engine signal, weight 0.55, confidence 0.85 - Contacted 3 external host(s) and 16 HTTP request(s) at runtime - network signal, weight 0.40, confidence 0.80
- Anti-analysis: T1497 - dynamic signal, weight 0.40, confidence 0.75
- Detect It Easy (packer/type) flagged DIE:VMProtect (rule
DIE:VMProtect) - engine signal, weight 0.35, confidence 0.70 - MalwareAnalyser heuristics (entropy/packer) flagged high-entropy-sections:.lol
1 (rule
high-entropy-sections:.lol 1) - engine signal, weight 0.35, confidence 0.70 - Embedded network infrastructure: http://creativecommons.org/publicdomain/zero/1.0/, https://www.gnu.org/software/automake/manual/automake.html, http://fsmsh.com/2753 - static signal, weight 0.35, confidence 0.60
- Packing/obfuscation: high-entropy-sections:.lol 1, VMProtect - static signal, weight 0.25, confidence 0.55
- Dropped 10 executable file(s) at runtime - dynamic signal, weight 0.20, confidence 0.60
- Extracted generic config (4 C2) (generic/advisory) - engine signal, weight 0.15, confidence 0.30
Dynamic analysis (windows)
16707 behavior events · 0 ATT&CK techniques · 98 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
- settings-win.data.microsoft.com
- v20.events.data.microsoft.com
- licensing.mp.microsoft.com
- config.edge.skype.com
- officeclient.microsoft.com
- windows.msn.com
- www.msn.com
- odc.officeapps.live.com
Dropped files
- C:\Program Files\7-Zip\Lang\bn.txt -
e62555934cb54424dbebb806bde005a232b5b654ddbe4141b5c18fb8e9834a63 - C:\Program Files\7-Zip\Lang\ca.txt -
51dfee78ce5e516a153c55fcdc431d8fa665a1a6a5163a1b1660522e1b5b1bfa - C:\Program Files\7-Zip\7z.exe -
2423a94417b6f6f0841f1e0f078571515a726548a55252842ceee95aff587864 - C:\Program Files\7-Zip\Lang\fur.txt -
f1734e1d280be4f147ccdb80565c7c316dcd97a11a906a2c3d5dcd0a48547d63 - C:\Program Files\7-Zip\Lang\fa.txt -
f6eb58095ccdb36fdcf0b0a93c47086407aa9766388b5bc74705d289813b872d - C:\Program Files\7-Zip\Lang\ext.txt -
f19c3cd25d81b09645097d5669be5a6d9aa9e7517d0df05f018d67703db18c29 - C:\Program Files\7-Zip\Lang\ast.txt -
ba41d1841811252c39927401f982b121334909fe08110c418fcd84aef2f5721d - C:\Program Files\7-Zip\Lang\da.txt -
b208f083334d8b4bccef9ff445d92f2fbaec3f94fbda01dc18361180916f31c6 - C:\$WinREAgent\RollbackInfo.ini -
f8b94d5c025bce5c50e6c8d76d9e5b422c00a6d3b4822d935b4e2f2f234d91a7 - C:\788.ini -
fc0b5b78e612f9671395b191731e7979d5d8856d2107d9e810e3be5049e2a300 - C:\Program Files\7-Zip\Lang\mn.txt -
f5803be91de55313cc1ad8104041ee3e5e3f297bd8d7e23ffcc4b23430ea6227 - C:\bake.ps1 -
083889f8477140bd85f6b46585e7c5d86bbf3c313c4f6ac61cabf33a888fd914 - C:\office-config.ps1 -
303c7c3369abde9d70ca81d5660e25cdbb168382b32d02a731e8ce950e3e8392 - C:\Program Files\7-Zip\Lang\eu.txt -
474d5e2579ad301db012e6257d4d720af6d0a3bf9b4c7921d072190c580f86c6 - C:\Program Files\7-Zip\Lang\ko.txt -
9a77f9a4bbef6512fef5e79aa92d93afd2ad70e644b27ffd3a5589cc6dedf5fb
Embedded URLs
- http://creativecommons.org/publicdomain/zero/1.0/
- https://www.gnu.org/software/automake/manual/automake.html
- http://fsmsh.com/2753
- https://autotools.io/index.html
- http://miller.emu.id.au/pmiller/books/rmch/
- http://mozilla.org/MPL/2.0/
- http://www.msftconnecttest.com/connecttest.txt
- http://rb.symcd.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBTDRSYViRCZTxmZjLENmnwVjLly9QQU1MAGIknrOUvdk%2BJcobhHdglyA1gCEF0QyxjrOnkAh4OrdHf50xk%3D
- http://rb.symcb.com/rb.crl
- http://203.26.79.13/filestreamingservice//files/89c77c08-6078-44b6-8f27-85720154df65/pieceshash?cacheHostOrigin=dl.delivery.mp.microsoft.com
- http://203.26.79.13/filestreamingservice/files/89c77c08-6078-44b6-8f27-85720154df65?P1=1788152765&P2=404&P3=2&P4=hFaY0j43xtQfKqvbcIr5jBxy5J3v6c%2bZL%2bmRYhLshGPYU3V8vZ%2ftrY8ZdsuvLJ%2bqX6hH8qIyHZFKozReeV86EA%3d%3d&cacheHostOrigin=msedge.b.tlu.dl.delivery.mp.microsoft.com
- 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
- creativecommons.org
- geocities.com
- www.gnu.org
- fsmsh.com
- autotools.io
- miller.emu.id.au
- mozilla.org
- x1.c.lencr.org
- x2.c.lencr.org
- ye.c.lencr.org
- yr.c.lencr.org
Embedded IP addresses
- 4.207.44.76
- 85.210.196.11
- 52.230.60.54
- 4.230.171.124
- 85.210.193.152
- 40.79.167.9
- 74.178.76.128
- 74.179.77.164
- 4.207.44.73
- 203.26.79.13
- 52.123.252.236
- 135.232.92.34
- 172.66.2.5
- 135.234.160.247
- 52.110.12.24
- 52.110.12.8
- 52.148.114.188
- 72.153.5.131
- 52.110.12.38
- 52.110.12.32
More Maldoc samples · Latest analyzed threats · ATT&CK coverage
Analyzed on MalwareAnalyzer by Cyble · Open interactive report