MALICIOUS — acf87faff2a51690c95fd4545bf7928bf986c110c456cb00dc5c69cc302e6dd8

MALICIOUS — acf87faff2a51690c95fd4545bf7928bf986c110c456cb00dc5c69cc302e6dd8 is a pe sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (98/100), attributed to the Krap family. 5 of 52 detection engines flagged it, exhibiting 2 ATT&CK techniques.

Identification

• SHA-256: acf87faff2a51690c95fd4545bf7928bf986c110c456cb00dc5c69cc302e6dd8
• SHA-1: a2292bc212a3189126d362f42dc04ea0de1deed0
• MD5: dabf50690d1c8c52b5d8b2c45a67861e
• imphash: c1fc0e0d6ec19db3a254651cbc6c3a25
• ssdeep: 24576:/WWh4f1tLeyWcRq4atrJgjusp0s3NB4RY1ZsLKbIR5OygKGKuk:/WWhipXqvgSOz4RYrsLKsinrKu
• TLSH: T15B5C9ECD862E2611E2BAF6147810CCEC8507B1E898357E8D9F07D57904E2DB3DAF506A
• Submitted as: acf87faff2a51690c95fd4545bf7928bf986c110c456cb00dc5c69cc302e6dd8
• File type: pe · Size: 2555904 bytes
• Verdict: malicious (98/100) · Family: Krap

Detections (5 of 52 engines)

• capa (capabilities): capability:collection/keylog
• ClamAV (daily): Win.Trojan.Generic-9907165-0
• YARA: JPCERT/CC: JPCERT_HUILoader_PlugX_SideLoad
• YARA: Trellix/McAfee ATR: ATR_LockBit_Ransomware
• Kaspersky (KVRT): UDS:Packed.Win32.Krap.g

MITRE ATT&CK

• T1071.001
• T1056.001

Why this verdict

The malicious score of 98/100 is the fusion of 7 weighted signals:

• ClamAV (daily) flagged Win.Trojan.Generic-9907165-0 (rule Win.Trojan.Generic-9907165-0) - engine signal, weight 0.90, confidence 0.95
• Kaspersky (KVRT) flagged UDS:Packed.Win32.Krap.g (rule UDS:Packed.Win32.Krap.g) - engine signal, weight 0.55, confidence 0.85
• capture keystrokes (rule capture keystrokes) - capa signal, weight 0.40, confidence 0.80
• YARA: JPCERT/CC flagged JPCERT_HUILoader_PlugX_SideLoad (rule JPCERT_HUILoader_PlugX_SideLoad) - engine signal, weight 0.35, confidence 0.70
• YARA: Trellix/McAfee ATR flagged ATR_LockBit_Ransomware (rule ATR_LockBit_Ransomware) - 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

No runtime behaviour was captured for this sample, so the analysis above is static only. That is a limit of this run rather than evidence the sample does nothing.

Embedded URLs

• http://schemas.microsoft.com/SMI/2005/WindowsSettings
• http://www.eyuyan.com

Embedded domains

• schemas.microsoft.com
• www.eyuyan.com

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Analyzed on MalwareAnalyzer by Cyble · Open interactive report