MALICIOUS — 161866faeb92d3b082a927b6e2780a10edea83193fd2b90031680bd6593a8280
MALICIOUS — 161866faeb92d3b082a927b6e2780a10edea83193fd2b90031680bd6593a8280 is a pe sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (100/100), attributed to the KmJfa4pdRVd family. 5 of 51 detection engines flagged it, exhibiting 2 ATT&CK techniques.
Identification
- SHA-256:
161866faeb92d3b082a927b6e2780a10edea83193fd2b90031680bd6593a8280 - SHA-1:
74b0bc8247ba566315b48492fb28f626ba32ae48 - MD5:
4803a552c8fa026d55989a5ae0fbcf19 - imphash:
e60d0e6577962a1096407913ed128742 - ssdeep:
3072:IyrN/sVywaEj1UsEOBYJwyrN/sVywaEj1UsjIOUUeqqT9DiBNzcZoMhmBci:Nh9wv1Ut3nh9wv1UTXXj9GjcTEKi - TLSH:
T17B4012071A41D4A8D5E3FD286D68E25EF8814F8C0A246AC019055FEB504EF67A6F4BCC - Submitted as: 161866faeb92d3b082a927b6e2780a10edea83193fd2b90031680bd6593a8280
- File type: pe · Size: 167936 bytes
- Verdict: malicious (100/100) · Family: KmJfa4pdRVd
Detections (5 of 51 engines)
- MalwareAnalyser heuristics (entropy/packer): UPX
- ClamAV (daily): Win.Ransomware.Somhoveran-9870372-0
- Microsoft Defender: Trojan:Win32/Vindor!pz
- Emsisoft (Emergency Kit): Gen:Trojan.ShellHook.kmJfa4pdRVd
- 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 - Microsoft Defender flagged Trojan:Win32/Vindor!pz (rule
Trojan:Win32/Vindor!pz) - engine signal, weight 0.55, confidence 0.85 - Emsisoft (Emergency Kit) flagged Gen:Trojan.ShellHook.kmJfa4pdRVd (rule
Gen:Trojan.ShellHook.kmJfa4pdRVd) - engine signal, weight 0.55, confidence 0.85 - Kaspersky (KVRT) flagged Worm.Win32.Wenper.b (rule
Worm.Win32.Wenper.b) - engine signal, weight 0.55, 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 23 external host(s) at runtime (5 HTTP) - network signal, weight 0.40, confidence 0.80
- Packing/obfuscation: UPX, high-entropy-sections:UPX1 - 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)
307 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
- 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=1787093830&P2=404&P3=2&P4=jrAA67rxQFjomT1AYftYK8FteAsSDBWKOsMVWignzUh6w8PIHLn76a0PmFfuLzrWgBy%2flVPnfnch91A87O3zNw%3d%3d&cacheHostOrigin=msedge.b.tlu.dl.delivery.mp.microsoft.com
- 23.40.52.85
- 23.11.37.157
- 20.190.167.19
- 20.184.175.1 US · San Jose · AS8075 Microsoft Corporation
- 23.33.238.135
Dropped files
- /opt/CAPEv2/storage/analyses/30772/files/ac66872a8d15ea84f8e59cd462ec107830aff0ba9ccaca88fbb42a3720c76110 -
ac66872a8d15ea84f8e59cd462ec107830aff0ba9ccaca88fbb42a3720c76110 - /opt/CAPEv2/storage/analyses/30772/files/b020812af91ce23c733677714661ae691cc4f134bce67d4c094f242bfa5404c7 -
b020812af91ce23c733677714661ae691cc4f134bce67d4c094f242bfa5404c7 - /opt/CAPEv2/storage/analyses/30772/files/d211be5423f9b8ff12570d502802ffeaa0349700dd1efe1f251a207f8a4fc2f5 -
d211be5423f9b8ff12570d502802ffeaa0349700dd1efe1f251a207f8a4fc2f5 - /opt/CAPEv2/storage/analyses/30772/files/37ca813a6827b934212766aae30cd254760271bfdd6204172f3ed1b7388324ed -
37ca813a6827b934212766aae30cd254760271bfdd6204172f3ed1b7388324ed
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=1787093830&P2=404&P3=2&P4=jrAA67rxQFjomT1AYftYK8FteAsSDBWKOsMVWignzUh6w8PIHLn76a0PmFfuLzrWgBy%2flVPnfnch91A87O3zNw%3d%3d&cacheHostOrigin=msedge.b.tlu.dl.delivery.mp.microsoft.com
Embedded IP addresses
- 20.184.175.1
- 52.123.252.215
- 57.155.101.212
- 4.230.171.124
- 74.179.77.204
- 74.178.240.51
- 52.123.129.14
- 172.178.240.161
- 52.123.252.218
- 72.145.35.104
- 203.26.79.13
- 52.148.114.188
More KmJfa4pdRVd samples · Latest analyzed threats · ATT&CK coverage
Analyzed on MalwareAnalyzer by Cyble · Open interactive report