MALICIOUS — virussign.com_19f65551d4c99e2ab82c83ca18dd3c20.vir

MALICIOUS — virussign.com_19f65551d4c99e2ab82c83ca18dd3c20.vir is a pe sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (94/100), attributed to the ASPack family. 6 of 51 detection engines flagged it, exhibiting 2 ATT&CK techniques.

Identification

• SHA-256: 3cf778e0ac5169063ef921431594a155197cb847f3483efe0ba7bde367d2751a
• SHA-1: 9f7197df5a5968e13bf4dad05af9a9b5774cbcc1
• MD5: 19f65551d4c99e2ab82c83ca18dd3c20
• imphash: 430f0d0eb90755dacb454d76817d014e
• ssdeep: 1536:GzfMMkPZE1J7S6/PMj42VJEY4ujMepJtANuOAl0QQsIEySYndfc7:EfMNE1JG6XMk27EbpOthl0ZUed07
• TLSH: T12D3ABD921190C331EADB6C57E24AD7EDF987CC0E433079AE882767362745007E589747
• Submitted as: virussign.com_19f65551d4c99e2ab82c83ca18dd3c20.vir
• File type: pe · Size: 100818 bytes
• Verdict: malicious (94/100) · Family: ASPack

Source: VirusSign · first seen 2026-07-28T00:00:00.000Z · SHA-256 verified

Detections (6 of 51 engines)

• MalwareAnalyser heuristics (entropy/packer): high-entropy-sections:.MPRESS1
• ClamAV (daily): Win.Ransomware.Generickdz-9866467-0
• YARA: Yara-Rules community: YR_Packer_ASPack_MPRESS
• Microsoft Defender: Trojan:Win32/QQPass!pz
• Trellix Stinger (McAfee): Trojan-FFZL!FCDEED0499F3
• Kaspersky (KVRT): Trojan.Win32.Scar.oetk

MITRE ATT&CK

• T1071.001
• T1112

Why this verdict

The malicious score of 94/100 is the fusion of 6 weighted signals:

• ClamAV (daily) flagged Win.Ransomware.Generickdz-9866467-0 (rule Win.Ransomware.Generickdz-9866467-0) - engine signal, weight 0.90, confidence 0.95
• YARA: Yara-Rules community flagged YR_Packer_ASPack_MPRESS (rule YR_Packer_ASPack_MPRESS) - engine signal, weight 0.35, confidence 0.70
• communicate over HTTP (rule communicate over HTTP) - capa signal, weight 0.30, confidence 0.60
• Packing/obfuscation: high-entropy-sections:.MPRESS1 - static signal, weight 0.25, confidence 0.55
• Observed at runtime: Modify Registry (T1112) (rule Modify Registry) - dynamic signal, weight 0.12, confidence 0.90
• Contacted 2 external host(s) at runtime - network signal, weight 0.12, confidence 0.55

Dynamic analysis (windows)

13732 behavior events · 1 ATT&CK techniques · 0 dropped files.

Runtime network

• d.1.d.1.c.4.2.1.4.9.5.2.6.e.8.b.0.0.0.0.0.0.0.0.0.0.0.0.0.8.e.f.ip6.arpa.
• 251.0.0.224.in-addr.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.
• 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.
• 252.0.0.224.in-addr.arpa.
• settings-win.data.microsoft.com
• 245.252.123.52.in-addr.arpa.
• geover.prod.do.dsp.mp.microsoft.com
• tas02.sls.update.microsoft.com
• 10.240.0.76
• fe80:0:0:0:b8e6:2594:124c:1d1d
• 224.0.0.251
• ff02:0:0:0:0:0:0:fb
• ff02:0:0:0:0:0:1:3
• 224.0.0.252
• 10.240.0.1
• 52.123.252.245 AU · Sydney · AS8075 Microsoft Corporation

Embedded IP addresses

• 52.123.252.245

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Analyzed on MalwareAnalyzer by Cyble · Open interactive report