MALICIOUS — e28da9ff108ef0fe1043a267d4eab5cb5a8c5e378067fa86fc3c3094320aba3f

MALICIOUS — e28da9ff108ef0fe1043a267d4eab5cb5a8c5e378067fa86fc3c3094320aba3f is a pe sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (100/100), attributed to the Small family. 4 of 56 detection engines flagged it, exhibiting 4 ATT&CK techniques.

Identification

• SHA-256: e28da9ff108ef0fe1043a267d4eab5cb5a8c5e378067fa86fc3c3094320aba3f
• SHA-1: 0da5674791d77489b10b082c748613288aefc36a
• MD5: 40d2e7d3d537fc0a06f88dde2e410ddb
• imphash: 1e4c0da5737da53aff5e6e0ab7de1efa
• ssdeep: 384:sFypeicFcmZO2Zp+Nye8pqrmub8TyztsDN:sUvcFoKK8o8TyJc
• TLSH: T17428EB84D7E13B24CA5BD84921114C5CBF9167B3E68229DD830A9362D345BF7CEE2782
• Submitted as: e28da9ff108ef0fe1043a267d4eab5cb5a8c5e378067fa86fc3c3094320aba3f
• File type: pe · Size: 17920 bytes
• Verdict: malicious (100/100) · Family: Small

Detections (4 of 56 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

• T1057
• T1547.001
• T1112
• T1003.001

Why this verdict

The malicious score of 100/100 is the fusion of 10 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) across 2 rule(s): Credential Access: LSASS memory access [critical] (rule tl-cred-lsass) - dynamic signal, weight 0.83, confidence 0.90
• Microsoft Defender flagged TrojanSpy:Win32/Small.M (rule TrojanSpy:Win32/Small.M) - engine signal, weight 0.55, confidence 0.85
• Emsisoft (Emergency Kit) flagged Gen:Variant.Oberal.8 (rule Gen:Variant.Oberal.8) - engine signal, weight 0.55, confidence 0.85
• Kaspersky (KVRT) flagged Trojan.Win32.Small.xxd (rule Trojan.Win32.Small.xxd) - engine signal, weight 0.55, 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
• Contacted 44 external host(s) and 12 HTTP request(s) at runtime - network signal, weight 0.40, confidence 0.80
• 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
• Memory forensics: 2 finding(s) elsewhere in the guest, not attributed to this sample, e.g. SSDT hook (rule windows.ssdt.SSDT) - memory signal, weight 0.05, confidence 0.30

Dynamic analysis (windows)

100624 behavior events · 2 ATT&CK techniques · 0 dropped files.

Runtime network

• www.msftconnecttest.com
• rb.symcd.com
• rb.symcb.com
• inference.location.live.net
• c.pki.goog
• x2.c.lencr.org
• ye.c.lencr.org
• yr.c.lencr.org
• 152.193.210.85.in-addr.arpa.
• 1.0.240.10.in-addr.arpa.
• b.f.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.2.0.f.f.ip6.arpa.
• 2.0.0.0.1.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.2.0.f.f.ip6.arpa.
• 3.0.0.0.1.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.2.0.f.f.ip6.arpa.
• 252.0.0.224.in-addr.arpa.
• 88.65.42.20.in-addr.arpa.
• 107.238.33.23.in-addr.arpa.
• ..localmachine
• DESKTOP-HSGCBEP
• v10.events.data.microsoft.com
• localhost

Embedded URLs

• http://www.msftconnecttest.com/connecttest.txt
• http://rb.symcd.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBTDRSYViRCZTxmZjLENmnwVjLly9QQU1MAGIknrOUvdk%2BJcobhHdglyA1gCEF0QyxjrOnkAh4OrdHf50xk%3D
• http://rb.symcb.com/rb.crl
• http://c.pki.goog/r/r1.crl
• http://x2.c.lencr.org/
• http://ye.c.lencr.org/
• http://c.pki.goog/wr2/9UVbN0w5E6Y.crl
• http://yr.c.lencr.org/

Embedded domains

• x1.c.lencr.org
• x2.c.lencr.org
• ye.c.lencr.org
• yr.c.lencr.org
• ..localmachine

Embedded IP addresses

• 172.215.188.232
• 52.123.128.14
• 20.42.65.88
• 172.233.212.90
• 40.84.85.40
• 85.210.193.152
• 135.232.92.137
• 4.150.223.96
• 4.207.44.70
• 92.223.78.30
• 4.247.188.224
• 20.184.175.17
• 74.179.77.204
• 48.211.4.16
• 20.184.175.2
• 20.50.201.204
• 40.79.150.120
• 52.168.117.170
• 104.46.162.230
• 72.145.35.102
• 20.42.65.89
• 52.148.114.188
• 20.50.201.195
• 4.150.223.109
• 57.155.104.224

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Analyzed on MalwareAnalyzer by Cyble · Open interactive report