MALICIOUS — 4c95b505afc110ab1029587d305dd11dba0b688b468f4065cb872ada4a684c61
MALICIOUS — 4c95b505afc110ab1029587d305dd11dba0b688b468f4065cb872ada4a684c61 is a pe sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (98/100), attributed to the Pidgeon family. 5 of 52 detection engines flagged it, exhibiting 1 ATT&CK technique.
Identification
- SHA-256:
4c95b505afc110ab1029587d305dd11dba0b688b468f4065cb872ada4a684c61 - SHA-1:
8359e49f94afa655b5ba8c12805160c18e72555f - MD5:
9bda76ba9317cfe7346d4f8ab3062800 - imphash:
a6e200b94518b2d5a3a72cffd5a4b402 - ssdeep:
24576:j0mbpjWVP7YlZa9lq4BVNdWgvwmJqJHQ6Mjs9ymTNYqZ+G4wUbMQ:wpR8Pa9lq2dWw6MjEbZ+G43MQ - TLSH:
T1405849890682E745C1E0D75DBCB0AA5EE4A3F08536765E4C6B82B07A5AF337374D842C - Submitted as: 4c95b505afc110ab1029587d305dd11dba0b688b468f4065cb872ada4a684c61
- File type: pe · Size: 1691648 bytes
- Verdict: malicious (98/100) · Family: Pidgeon
Detections (5 of 52 engines)
- capa (capabilities): capability:collection/keylog
- ClamAV (daily): Win.Packed.Pidgeon-9909600-0
- YARA: Trellix/McAfee ATR: ATR_LockBit_Ransomware
- YARA: Yara-Rules community: YR_AntiDebug_Checks
- LIEF (executable format parser): lief:invalid-authenticode
MITRE ATT&CK
Why this verdict
The malicious score of 98/100 is the fusion of 8 weighted signals:
- ClamAV (daily) flagged Win.Packed.Pidgeon-9909600-0 (rule
Win.Packed.Pidgeon-9909600-0) - engine signal, weight 0.90, confidence 0.95 - capture keystrokes (rule
capture keystrokes) - capa signal, weight 0.40, confidence 0.80 - Contacted 21 external host(s) at runtime (17 HTTP) - network signal, weight 0.40, confidence 0.80
- YARA: Trellix/McAfee ATR flagged ATR_LockBit_Ransomware (rule
ATR_LockBit_Ransomware) - engine signal, weight 0.35, confidence 0.70 - YARA: Yara-Rules community flagged YR_AntiDebug_Checks (rule
YR_AntiDebug_Checks) - engine signal, weight 0.35, confidence 0.70 - LIEF (executable format parser) flagged lief:invalid-authenticode (rule
lief:invalid-authenticode) - engine signal, weight 0.35, confidence 0.70 - Embedded network infrastructure: 6.0.1.0 - static signal, weight 0.35, confidence 0.60
- Extracted generic config (1 C2) (generic/advisory) - engine signal, weight 0.15, confidence 0.30
Dynamic analysis (windows)
0 behavior events · 0 ATT&CK techniques · 0 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
- settings-win.data.microsoft.com
- www.msn.com
Embedded URLs
- http://schemas.microsoft.com/SMI/2005/WindowsSettings
- 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://www.microsoft.com/pki/certs/MicRooCerAut_2010-06-23.crt0
- http://www.microsoft.com/pki/certs/MicTimStaPCA_2010-07-01.crt0
- http://office.microsoft.com/en-us/onenote-help/
- https://go.microsoft.com/fwlink/?LinkID=619267
- 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/a953f41c-6a2b-4053-a8e2-073df6f434a3/pieceshash?cacheHostOrigin=dl.delivery.mp.microsoft.com
- http://203.26.79.13/filestreamingservice/files/a953f41c-6a2b-4053-a8e2-073df6f434a3?P1=1787334456&P2=404&P3=2&P4=ROeDOdfvEWvrXc7DjOGetsX10K4aSa%2bJTp4UFBNkzzaGThMwGlFWJu2I43Lg1w9PvbTeWo7Z8IVTIhWIOC0fhQ%3d%3d&cacheHostOrigin=msedge.b.tlu.dl.delivery.mp.microsoft.com
Embedded domains
- schemas.microsoft.com
- crl.microsoft.com
- www.microsoft.com
- office.microsoft.com
- go.microsoft.com
Embedded IP addresses
- 6.0.1.0
- 40.79.163.155
- 172.215.188.225
- 57.155.101.212
- 4.230.171.124
- 20.247.185.124
- 74.179.77.204
- 74.179.77.164
- 20.184.175.12
- 20.76.201.171
- 52.123.129.14
- 52.123.128.14
- 40.103.64.226
- 20.184.175.21
- 52.123.252.225
- 135.234.160.246
- 203.26.79.13
- 72.153.5.96
- 135.233.95.80
- 52.148.114.188
- 52.110.12.49
- 52.110.12.54
File paths
- F:\Office\Target\x86\ship\postc2r\x-none\onenote.pdb
- X:\:`:d:p:t:
- X:\:`:d:h:l:p:t:x:
- X:\:
- T:\:d:l:t:
- P:\:
- P:\:d:
- H:\:p:
More Pidgeon samples · Latest analyzed threats · ATT&CK coverage
Analyzed on MalwareAnalyzer by Cyble · Open interactive report