MALICIOUS — fa46ffc4741fd9be77f5873865adf15e575c657983df805a605644238570a950
MALICIOUS — fa46ffc4741fd9be77f5873865adf15e575c657983df805a605644238570a950 is a pe sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (100/100), attributed to the ImJfa4pdRVd family. 6 of 52 detection engines flagged it, exhibiting 3 ATT&CK techniques.
Identification
- SHA-256:
fa46ffc4741fd9be77f5873865adf15e575c657983df805a605644238570a950 - SHA-1:
95146fe32a2dfa95b4cbe1d0a2e0d86b0535ec81 - MD5:
b272e70de87f7acb6c385c9252f7714a - imphash:
e60d0e6577962a1096407913ed128742 - ssdeep:
3072:IyrN/sVywaEj1UsEOBYJwyrN/sVywaEj1UsqPloYMzSDPP:Nh9wv1Ut3nh9wv1UY7zsPP - TLSH:
T1D53D0207B116A0F8E6E37DA86C18D10DF8565F580C255E845C027FDB600EB2BB9A8ECD - Submitted as: fa46ffc4741fd9be77f5873865adf15e575c657983df805a605644238570a950
- File type: pe · Size: 132096 bytes
- Verdict: malicious (100/100) · Family: ImJfa4pdRVd
Detections (6 of 52 engines)
- MalwareAnalyser heuristics (entropy/packer): UPX
- ClamAV (daily): Win.Ransomware.Somhoveran-9870372-0
- Detect It Easy (packer/type): DIE:UPX 1.24
- Microsoft Defender: Trojan:Win32/Vindor!pz
- Emsisoft (Emergency Kit): Gen:Trojan.ShellHook.imJfa4pdRVd
- Kaspersky (KVRT): Worm.Win32.Wenper.b
MITRE ATT&CK
Why this verdict
The malicious score of 100/100 is the fusion of 9 weighted signals:
- ClamAV (daily) flagged Win.Ransomware.Somhoveran-9870372-0 (rule
Win.Ransomware.Somhoveran-9870372-0) - engine signal, weight 0.90, confidence 0.95 - Dropped a malicious payload (Somhoveran): 54bfc01695dc4a0486ce356f315f3290ed4d167cb56cfaccc2ecbc927858df64 - dynamic signal, weight 0.80, confidence 0.90
- Memory forensics: 5 finding(s), e.g. RWX/private injected region in taskhostw.exe (pid 8008) (rule
windows.malfind.Malfind) - memory signal, weight 0.60, confidence 0.85 - Observed at runtime: Windows Service (T1543.003) (rule
Windows Service) - dynamic signal, weight 0.40, confidence 0.90 - 1 behavioral detection(s): Windows Service Installation [medium] (rule
tl-service-install) - dynamic signal, weight 0.40, confidence 0.90 - Contacted 39 external host(s) at runtime (22 HTTP) - network signal, weight 0.40, confidence 0.80
- Detect It Easy (packer/type) flagged DIE:UPX 1.24 (rule
DIE:UPX 1.24) - engine signal, weight 0.35, confidence 0.70 - Packing/obfuscation: UPX, high-entropy-sections:UPX1, UPX 1.24 - static signal, weight 0.25, confidence 0.55
- Observed at runtime: Modify Registry (T1112) (rule
Modify Registry) - dynamic signal, weight 0.12, confidence 0.90
Dynamic analysis (windows)
316 behavior events · 2 ATT&CK techniques · 4 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
- licensing.mp.microsoft.com
Dropped files
- /opt/CAPEv2/storage/analyses/30462/files/54bfc01695dc4a0486ce356f315f3290ed4d167cb56cfaccc2ecbc927858df64 -
54bfc01695dc4a0486ce356f315f3290ed4d167cb56cfaccc2ecbc927858df64 - /opt/CAPEv2/storage/analyses/30462/files/4a01c4001a588c5d279a74d18b79cc1e90c8479eb71965f62cf7aec8644984cf -
4a01c4001a588c5d279a74d18b79cc1e90c8479eb71965f62cf7aec8644984cf - /opt/CAPEv2/storage/analyses/30462/files/2d06f63afcf12721e529a1716f6fa8cdd3c4a7f8ae36027a74eecd4e58271f88 -
2d06f63afcf12721e529a1716f6fa8cdd3c4a7f8ae36027a74eecd4e58271f88 - /opt/CAPEv2/storage/analyses/30462/files/2c8409515ef18a13192dddbc461bc034fd1944cdc9a99410bf01969a84d1822a -
2c8409515ef18a13192dddbc461bc034fd1944cdc9a99410bf01969a84d1822a
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=1787085464&P2=404&P3=2&P4=UssKAYLLNRWOyXKGMZM5No%2fBSmat2tcrdweMHM86XW5kM6DJw6EteuXhiEivHLZHC4nPQzVOKl8aIa3Pmkdhxw%3d%3d&cacheHostOrigin=msedge.b.tlu.dl.delivery.mp.microsoft.com
Embedded IP addresses
- 135.232.92.34
- 4.150.223.99
- 52.230.59.222
- 48.211.4.16
- 4.230.171.124
- 4.247.188.224
- 135.232.92.137
- 20.42.65.84
- 135.232.92.97
- 52.123.128.14
- 20.231.239.246
- 52.123.129.14
- 40.103.64.226
- 4.150.223.102
- 203.26.79.13
- 135.234.160.246
- 52.148.114.188
- 172.66.2.5
- 72.153.5.139
- 52.110.12.40
- 52.110.12.30
More ImJfa4pdRVd samples · Latest analyzed threats · ATT&CK coverage
Analyzed on MalwareAnalyzer by Cyble · Open interactive report