MALICIOUS — 31bbc9f6a7d5b5c248c6379afcf7c7026fb0f3b521016d918edba1fad085a9cc
MALICIOUS — 31bbc9f6a7d5b5c248c6379afcf7c7026fb0f3b521016d918edba1fad085a9cc is a pe sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (96/100), attributed to the Gandcrab family. 5 of 52 detection engines flagged it, exhibiting 1 ATT&CK technique.
Identification
- SHA-256:
31bbc9f6a7d5b5c248c6379afcf7c7026fb0f3b521016d918edba1fad085a9cc - SHA-1:
5e5f8c5c5b820dc86bad2c92fa98316b8031796c - MD5:
def009326c33af46acdc185b3980893a - imphash:
5ed4a360fb9f3ba53d17c425c21ef8d4 - ssdeep:
6144:62XoL9VAOmEMEBz+yRRub5tvdFEBDsLMXsEGk:62AVdM6+yCb5tvdaBDsLBEGk - TLSH:
T1A643BFAF8A0573C1E6238610AD624F5DE156E6EAA1BA3C1C0D03D51F3263897DBB105B - Submitted as: 31bbc9f6a7d5b5c248c6379afcf7c7026fb0f3b521016d918edba1fad085a9cc
- File type: pe · Size: 239625 bytes
- Verdict: malicious (96/100) · Family: Gandcrab
Detections (5 of 52 engines)
- ClamAV (daily): Win.Ransomware.Gandcrab-6900355-0
- Microsoft Defender: Trojan:Win32/GandCrab.KDS!MTB
- Emsisoft (Emergency Kit): Trojan.Ransom.GandCrab.Gen.2
- Trellix Stinger (McAfee): Trojan-FPOH!DEF009326C33
- Kaspersky (KVRT): HEUR:Trojan.Win32.Generic
MITRE ATT&CK
Why this verdict
The malicious score of 96/100 is the fusion of 4 weighted signals:
- ClamAV (daily) flagged Win.Ransomware.Gandcrab-6900355-0 (rule
Win.Ransomware.Gandcrab-6900355-0) - engine signal, weight 0.90, confidence 0.95 - Memory forensics: 8 finding(s), e.g. RWX/private injected region in taskhostw.exe (pid 7912) (rule
windows.malfind.Malfind) - memory signal, weight 0.60, confidence 0.85 - Contacted 50 external host(s) at runtime (24 HTTP) - network signal, weight 0.40, confidence 0.80
- Observed at runtime: Modify Registry (T1112) (rule
Modify Registry) - dynamic signal, weight 0.12, confidence 0.90
Dynamic analysis (windows)
10 behavior events · 1 ATT&CK techniques · 1 dropped files.
Runtime network
- www.msftconnecttest.com
- rb.symcd.com
- rb.symcb.com
- inference.location.live.net
- to-do.office.com
- staging.to-do.officeppe.com
- teams.cloud.microsoft
- outlook.office.com
- outlook.office365.com
- outlook.cloud.microsoft
- ctldl.windowsupdate.com
- login.live.com
- ocsp.digicert.com
- desktop-hsgcbep
- v20.events.data.microsoft.com
- config.edge.skype.com
- windows.msn.com
- oneocsp.microsoft.com
- www.msn.com
- settings-win.data.microsoft.com
Dropped files
- 2ca98b99a4e720a86b18e672411071cb000195224e267f751cd41cd5eb6cd7b4 -
2ca98b99a4e720a86b18e672411071cb000195224e267f751cd41cd5eb6cd7b4
Embedded URLs
- 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/2cbcf400-ac8d-4d86-9d69-c7f0dff56d2e/pieceshash?cacheHostOrigin=dl.delivery.mp.microsoft.com
- http://203.26.79.13/filestreamingservice/files/2cbcf400-ac8d-4d86-9d69-c7f0dff56d2e?P1=1786767030&P2=404&P3=2&P4=De4LALI8gpdDLdMKVjSV3pgJNegqDCHayZi6lsP%2byBHJANkyQtl90%2bM%2b75p45SP80A11%2bbQ50gZUif4JYOJqvg%3d%3d&cacheHostOrigin=msedge.b.tlu.dl.delivery.mp.microsoft.com
Embedded domains
- it.it.it.it.it.it.it.it.it.it.it.it.it.it.it.it.it.it.it
- it.it.it.it.it.it.it
- it.it.it.it.it.it.it.it.it.it.it.it.it
- it.it.it.it.it.it.it.it.it.it.it
- it.it.it.it.it.it.it.it.it
- it.it.it.it.it.it
Embedded IP addresses
- 20.184.175.8
- 85.210.196.11
- 4.230.171.124
- 52.253.84.76
- 52.110.12.53
- 52.110.12.10
- 135.232.92.137
- 74.178.240.51
- 20.42.65.89
- 172.178.240.163
- 52.123.252.233
- 51.104.15.252
- 52.123.252.224
- 52.168.117.169
- 52.123.252.213
- 20.184.175.9
- 72.145.35.101
- 135.234.160.244
- 40.79.150.122
- 20.76.201.171
- 52.123.128.14
- 52.123.129.14
- 203.26.79.13
- 52.148.114.188
- 72.153.5.141
File paths
- T:\:d:l:t:
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Analyzed on MalwareAnalyzer by Cyble · Open interactive report