MALICIOUS — virussign.com_a6adf4be5ea33c1edb0c210e2096cef0.vir

MALICIOUS — virussign.com_a6adf4be5ea33c1edb0c210e2096cef0.vir is a pe sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (98/100), attributed to the Refinka family. 7 of 55 detection engines flagged it, exhibiting 3 ATT&CK techniques.

Identification

• SHA-256: bc82ad110f47710b4ab88bfefd2fe0bdf684c6812156e47b3aa23a764de02cbc
• SHA-1: e49fa53463e84743711ed1df33ee080f8746763e
• MD5: a6adf4be5ea33c1edb0c210e2096cef0
• imphash: 0702b5d4dac84de058d6c901eb507488
• ssdeep: 24576:+qylFH52D66RwylQvtRot0h9HyrOgiruAje:lylFHe66RlZt0jSrOk
• TLSH: T186537D3561276305F0F2E6A8985F5B9C40735C5823B70FC89E83E0DC3AABC57691299B
• Submitted as: virussign.com_a6adf4be5ea33c1edb0c210e2096cef0.vir
• File type: pe · Size: 1065394 bytes
• Verdict: malicious (98/100) · Family: Refinka

Source: VirusSign · first seen 2026-08-19T00:00:00.000Z · SHA-256 verified

Detections (7 of 55 engines)

• YARA: MalwareAnalyser built-in: Windows_Injection_Api_Combo
• capa (capabilities): capability:collection/keylog
• ClamAV (daily): Win.Malware.Refinka-7008945-0
• YARA: JPCERT/CC: JPCERT_HUILoader_PlugX_SideLoad
• YARA: MalwareAnalyser community pack: TL_Shellcode_VirtualAlloc_Exec
• Microsoft Defender: BrowserModifier:Win32/Diplugem!pz
• Kaspersky (KVRT): HEUR:Trojan.Win32.Agent.gen

MITRE ATT&CK

• T1055
• T1057
• T1056.001

YARA

• Windows_Injection_Api_Combo

Why this verdict

The malicious score of 98/100 is the fusion of 8 weighted signals:

• ClamAV (daily) flagged Win.Malware.Refinka-7008945-0 (rule Win.Malware.Refinka-7008945-0) - engine signal, weight 0.90, confidence 0.95
• Process injection API combination (rule Windows_Injection_Api_Combo) - yara signal, weight 0.65, confidence 0.90
• 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: MalwareAnalyser community pack flagged TL_Shellcode_VirtualAlloc_Exec (rule TL_Shellcode_VirtualAlloc_Exec) - engine signal, weight 0.35, confidence 0.70
• Embedded network infrastructure: 180.101.75.58 - static signal, weight 0.35, confidence 0.60
• enumerate processes (rule enumerate processes) - capa signal, weight 0.20, confidence 0.60
• inject code into another process (rule inject code into another process) - capa signal, weight 0.12, confidence 0.60

Dynamic analysis (windows)

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

Runtime network

• none

Embedded domains

• www.ezdun.com

Embedded IP addresses

• 180.101.75.58

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

Analyzed on MalwareAnalyzer by Cyble · Open interactive report