MALICIOUS — 4870197e3304404479cd9358b840e7b8f8b8c113e919aa18a2daf260138e78f4

MALICIOUS — 4870197e3304404479cd9358b840e7b8f8b8c113e919aa18a2daf260138e78f4 is a pe sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (92/100), attributed to the Egairtigado family. 6 of 25 detection engines flagged it, exhibiting 2 ATT&CK techniques.

Identification

• SHA-256: 4870197e3304404479cd9358b840e7b8f8b8c113e919aa18a2daf260138e78f4
• SHA-1: 2c26a3e927dd62401e93890f464a8529ef20fa50
• MD5: b0af9389b828362e0622069573637dc2
• imphash: 14e10c40ac4ccd331f03e23b030f254a
• ssdeep: 24576:x/MMpcyASiQETtShIrUj6HdCyQLMmVFRhT:JvHrJhIrU+9CyWnhT
• TLSH: T1BE52BE0F573F16C2E03DB710AC146A4C1467A1BA60E8725D0BCA862C699FDFF94509FA
• Submitted as: 4870197e3304404479cd9358b840e7b8f8b8c113e919aa18a2daf260138e78f4
• File type: pe · Size: 983040 bytes
• Verdict: malicious (92/100) · Family: Egairtigado

Detections (6 of 25 engines)

• capa (capabilities): capability:collection/keylog
• YARA: delivr.to detections: DLV_Maldoc_VBA_AutoExec
• YARA: JPCERT/CC: JPCERT_HUILoader_PlugX_SideLoad
• YARA: Yara-Rules community: YR_AntiDebug_Checks
• LIEF (executable format parser): lief:invalid-authenticode
• Microsoft Defender: Trojan:Win32/Egairtigado!rfn

MITRE ATT&CK

• T1071.001
• T1056.001

Why this verdict

The malicious score of 92/100 is the fusion of 8 weighted signals:

• Microsoft Defender flagged Trojan:Win32/Egairtigado!rfn (rule Trojan:Win32/Egairtigado!rfn) - engine signal, weight 0.55, confidence 0.85
• capture keystrokes (rule capture keystrokes) - capa signal, weight 0.40, confidence 0.80
• YARA: delivr.to detections flagged DLV_Maldoc_VBA_AutoExec (rule DLV_Maldoc_VBA_AutoExec) - engine signal, weight 0.35, confidence 0.70
• YARA: JPCERT/CC flagged JPCERT_HUILoader_PlugX_SideLoad (rule JPCERT_HUILoader_PlugX_SideLoad) - engine signal, weight 0.35, confidence 0.70
• YARA: Yara-Rules community flagged YR_AntiDebug_Checks (rule YR_AntiDebug_Checks) - engine signal, weight 0.35, confidence 0.70
• LIEF (executable format parser) flagged lief:invalid-authenticode (rule lief:invalid-authenticode) - engine signal, weight 0.35, confidence 0.70
• Embedded network infrastructure: http://www.eyuyan.com - static signal, weight 0.35, confidence 0.60
• communicate over HTTP (rule communicate over HTTP) - capa signal, weight 0.30, confidence 0.60

Dynamic analysis (windows)

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

Runtime network

• none

Embedded URLs

• http://www.microsoft.com/pki/certs/MicrosoftTimeStampPCA.crt0
• http://www.microsoft.com/pki/certs/MicCodSigPCA_08-31-2010.crt0
• http://crl.microsoft.com/pki/crl/products/microsoftrootcert.crl0T
• http://office.microsoft.com
• http://www.microsoft.com/pki/certs/MicRooCerAut_2010-06-23.crt0
• http://www.microsoft.com/pki/certs/MicTimStaPCA_2010-07-01.crt0
• http://www.eyuyan.com

Embedded domains

• crl.microsoft.com
• www.microsoft.com
• office.microsoft.com
• www.eyuyan.com

File paths

• F:\Office\Target\x86\ship\postc2r\x-none\msohtmed.pdb
• X:\:`:t:x:

More Egairtigado samples · Latest analyzed threats · ATT&CK coverage

Analyzed on MalwareAnalyzer by Cyble · Open interactive report