MALICIOUS — Endless.exe

MALICIOUS — Endless.exe is a pe sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (76/100), attributed to the HUILoader family. 2 of 55 detection engines flagged it, exhibiting 1 ATT&CK technique.

Identification

• SHA-256: da63424346a773ae6bdd75568179be8e615e67262ea2c0316985d321283accf0
• SHA-1: fd3e706ee05a8d3e1d072ad4c29d163262e93fc3
• MD5: 0087f0b6df93fc3f2181cb0dfdccd1dc
• imphash: d525c92ec059e93ba9675e0f686c7108
• ssdeep: 98304:2FbtN7znJ3SqIPzXxiJEgr6odOnPPJc59BxYTOPcgdni6eUM8CSF6c2xiE:2Fb3nubuOcjBxYWdnOxiE
• TLSH: T1B16429A4B344310BE1BCE5514C126BCCB627FBBFA47D441847835A69676788B3A070BE
• Submitted as: Endless.exe
• File type: pe · Size: 5228248 bytes
• Verdict: malicious (76/100) · Family: HUILoader

Detections (2 of 55 engines)

• capa (capabilities): capability:collection/keylog
• YARA: JPCERT/CC: JPCERT_HUILoader_PlugX_SideLoad

MITRE ATT&CK

• T1056.001

Why this verdict

The malicious score of 76/100 is the fusion of 4 weighted signals:

• YARA: JPCERT/CC flagged JPCERT_HUILoader_PlugX_SideLoad (rule JPCERT_HUILoader_PlugX_SideLoad) - engine signal, weight 0.60, confidence 0.70
• capture keystrokes (rule capture keystrokes) - capa signal, weight 0.40, confidence 0.80
• capa (capabilities) flagged capability:collection/keylog (rule capability:collection/keylog) - engine signal, weight 0.35, confidence 0.70
• Embedded network infrastructure: http://www.endless-online.com, https://www.endless-online.com/contact.html, http://www.endless-online.com/maintenance.html - static signal, weight 0.35, 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://www.endless-online.com
• https://www.endless-online.com/contact.html
• http://www.endless-online.com/maintenance.html
• http://www.endless-online.com/pwhelp.html

Embedded domains

• www.endless-online.com
• game.endless-online.com
• cacerts.digicert.com
• crl3.digicert.com

File paths

• d:\bcb\emuvcl\utilcls.h
• X:\:`:d:x:
• I:\:m:
• K:\:V:m:
• P:\:t:
• L:\:h:t:
• X:\:`:d:h:l:p:t:
• D:\:`:p:
• L:\:l:
• L:\:h:x:
• P:\:h:t:
• P:\:`:l:
• L:\:l:x3
• T:\:d:l:
• L:\;`;d;h;l;p;t;x;$=(=,=0=4=8=
• D:\:t:
• X:\:h:t:
• X:\:`:d:h:l:p:t:x:
• P:\:p:`:

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Analyzed on MalwareAnalyzer by Cyble · Open interactive report