MALICIOUS — 942f0c439f7c7f991933bb7390c170e7d316dee51377a6d74aa514a796eea117

MALICIOUS — 942f0c439f7c7f991933bb7390c170e7d316dee51377a6d74aa514a796eea117 is a pe sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (100/100), attributed to the Small family. 4 of 55 detection engines flagged it, exhibiting 5 ATT&CK techniques.

Identification

SHA-256: 942f0c439f7c7f991933bb7390c170e7d316dee51377a6d74aa514a796eea117
SHA-1: fad7bfaea66eb398aa5424de24b7c1444a68027f
MD5: f29b6eea85b5f11d54ad8a897e2b49de
imphash: 1e4c0da5737da53aff5e6e0ab7de1efa
ssdeep: 384:GF4ktZ5icmZO2Zp+Nye8pqrmub8TyztsDN:G2Y5ioKK8o8TyJc
TLSH: T18328FB84D7E13B24CA5BD84921114C5CBF9167B3E68229DD830A9362D345BF7CEE2682
Submitted as: 942f0c439f7c7f991933bb7390c170e7d316dee51377a6d74aa514a796eea117
File type: pe · Size: 17920 bytes
Verdict: malicious (100/100) · Family: Small

Detections (4 of 55 engines)

ClamAV (daily): Win.Malware.Fugrafa-9806497-0
Microsoft Defender: TrojanSpy:Win32/Small.M
Emsisoft (Emergency Kit): Gen:Variant.Oberal.8
Kaspersky (KVRT): Trojan.Win32.Small.xxd

MITRE ATT&CK

Why this verdict

The malicious score of 100/100 is the fusion of 9 weighted signals:

ClamAV (daily) flagged Win.Malware.Fugrafa-9806497-0 (rule Win.Malware.Fugrafa-9806497-0) - engine signal, weight 0.90, confidence 0.95
2 behavioral detection(s): Credential Access: LSASS memory access [critical] (rule tl-cred-lsass) - dynamic signal, weight 0.80, confidence 0.90
Memory forensics: 2 finding(s), e.g. SSDT hook (rule windows.ssdt.SSDT) - memory signal, weight 0.50, confidence 0.85
Observed at runtime: Registry Run Key Persistence (T1547.001) (rule Registry Run Key Persistence) - dynamic signal, weight 0.40, confidence 0.90
Observed at runtime: Windows Service (T1543.003) (rule Windows Service) - dynamic signal, weight 0.40, confidence 0.90
Contacted 23 external host(s) at runtime (21 HTTP) - network signal, weight 0.40, confidence 0.80
Anti-analysis: T1497, T1497.001, T1082 - dynamic signal, weight 0.40, confidence 0.75
enumerate processes (rule enumerate processes) - capa signal, weight 0.20, confidence 0.60
Observed at runtime: Modify Registry (T1112) (rule Modify Registry) - dynamic signal, weight 0.12, confidence 0.90

Dynamic analysis (windows)

68496 behavior events · 3 ATT&CK techniques · 0 dropped files.

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/9a8a705c-852d-4d18-b32a-ee1d872f4bd9/pieceshash?cacheHostOrigin=dl.delivery.mp.microsoft.com
http://203.26.79.13/filestreamingservice/files/9a8a705c-852d-4d18-b32a-ee1d872f4bd9?P1=1787942550&P2=404&P3=2&P4=X9uwLGoGd36o53IZsAXar1q3nFK5rXk%2bDxHT2iRQxzCAvnE3WX7iSY%2b2PtkJ5s46IDfCgcDQhBvpH8rAzGXFZg%3d%3d&cacheHostOrigin=msedge.b.tlu.dl.delivery.mp.microsoft.com
http://203.26.79.13/filestreamingservice//files/51d86688-616b-47e3-abeb-3df16a1583c5/pieceshash?cacheHostOrigin=dl.delivery.mp.microsoft.com
http://203.26.79.13/filestreamingservice/files/51d86688-616b-47e3-abeb-3df16a1583c5?P1=1787942663&P2=404&P3=2&P4=Bb9e3XcU01a1w8h03Wgoz%2fvL5OoIdhe83Oi%2fv%2bPWI8dUohvtsXuGJag8v2ZDr7%2flZG%2bFfMkZisiN%2bXaIYoHqiQ%3d%3d&cacheHostOrigin=msedge.b.tlu.dl.delivery.mp.microsoft.com

Embedded IP addresses

20.42.65.93
52.253.84.76
172.215.188.225
4.230.171.124
74.178.76.128
20.184.175.5
135.233.95.135
4.150.223.97
20.231.239.246
52.123.128.14
92.223.78.30
135.233.45.222
52.123.252.192
135.234.160.246
203.26.79.13
52.148.114.188
40.84.85.40
20.42.73.28
4.207.44.75
74.178.232.29
72.145.35.99
52.110.12.25
52.110.12.50

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Analyzed on MalwareAnalyzer by Cyble · Open interactive report