MALICIOUS — bb4a10d597928cd42591f4c5eff67c4184fba661396a7dc3ad65dae79f8d7af9
MALICIOUS — bb4a10d597928cd42591f4c5eff67c4184fba661396a7dc3ad65dae79f8d7af9 is a pe sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (96/100), attributed to the Fragtor family. 5 of 55 detection engines flagged it, exhibiting 1 ATT&CK technique.
Identification
- SHA-256:
bb4a10d597928cd42591f4c5eff67c4184fba661396a7dc3ad65dae79f8d7af9 - SHA-1:
e987c8a9f446cc15c30dd96de454935d6aa04fc9 - MD5:
95b86b6ee90797f1254a05dece63156c - imphash:
858aee865f44703f181e0ac78825594b - ssdeep:
24576:GY4G2qLMJalsnqShyoo77lUabuSvbDQOOdIxJsG9y:n3XZynV4oDabuWbDQOcIxJJ9y - TLSH:
T17E51230B32524BEBE768A73E0E5F6D6E6C1EC6391851A5CD6A27FA433DC20470213674 - Submitted as: bb4a10d597928cd42591f4c5eff67c4184fba661396a7dc3ad65dae79f8d7af9
- File type: pe · Size: 835592 bytes
- Verdict: malicious (96/100) · Family: Fragtor
Detections (5 of 55 engines)
- MalwareAnalyser heuristics (entropy/packer): high-entropy-sections:VYqI3
- ClamAV (daily): Win.Malware.Fragtor-9909039-0
- Microsoft Defender: flagged
- Emsisoft (Emergency Kit): Gen:Variant.Zusy.465014
- Kaspersky (KVRT): HEUR:Packed.Win32.Vemply.gen
MITRE ATT&CK
Why this verdict
The malicious score of 96/100 is the fusion of 5 weighted signals:
- ClamAV (daily) flagged Win.Malware.Fragtor-9909039-0 (rule
Win.Malware.Fragtor-9909039-0) - engine signal, weight 0.90, confidence 0.95 - Memory forensics: 2 finding(s), e.g. SSDT hook (rule
windows.ssdt.SSDT) - memory signal, weight 0.50, confidence 0.85 - Contacted 20 external host(s) at runtime (16 HTTP) - network signal, weight 0.40, confidence 0.80
- Packing/obfuscation: high-entropy-sections:VYqI3 - static signal, weight 0.25, confidence 0.55
- Dropped 1 executable file(s) at runtime - dynamic signal, weight 0.20, confidence 0.60
Dynamic analysis (windows)
142 behavior events · 0 ATT&CK techniques · 2 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
- officeclient.microsoft.com
- www.msn.com
Dropped files
- C:\Users\analyst\AppData\Local\Temp\1C0F0E0E120B156D155C15D0B0F160E0A160C.exe -
8d8f6776564de27e3880b393911d5d48df6ee1794be743c2582376bfd0af6066 - 36cc9a88704d11fbe79af883592053d9911437f1cbfcb0dd107097d624a71c2c -
36cc9a88704d11fbe79af883592053d9911437f1cbfcb0dd107097d624a71c2c
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/753bb2df-a166-494f-aa7d-5678b1ef0c56/pieceshash?cacheHostOrigin=dl.delivery.mp.microsoft.com
- http://203.26.79.13/filestreamingservice/files/753bb2df-a166-494f-aa7d-5678b1ef0c56?P1=1787827247&P2=404&P3=2&P4=WwvWVtenmi3SQsSuAQfUfcIHqNeMRoGuewSXVdj0RYeZrLsN0%2frK%2b4aDhGvXsCuCrLGEqUwcE2X1Z0tvAzamJw%3d%3d&cacheHostOrigin=msedge.b.tlu.dl.delivery.mp.microsoft.com
Embedded IP addresses
- 20.184.175.4
- 52.123.252.220
- 172.215.188.232
- 4.230.171.124
- 52.253.84.76
- 74.179.77.204
- 74.178.240.51
- 52.168.117.168
- 52.123.252.241
- 20.236.44.162
- 52.123.128.14
- 52.123.129.14
- 203.26.79.13
- 40.84.85.40
- 172.178.240.163
- 72.154.7.108
- 74.179.71.159
- 52.110.12.18
- 52.148.114.188
- 52.110.12.14
File paths
- t:\c
More Fragtor samples · Latest analyzed threats · ATT&CK coverage
Analyzed on MalwareAnalyzer by Cyble · Open interactive report