MALICIOUS — FlatOut_hack.exe

MALICIOUS — FlatOut_hack.exe is a pe sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (92/100), attributed to the HUILoader family. 5 of 55 detection engines flagged it, exhibiting 1 ATT&CK technique.

Identification

• SHA-256: 8ddf32ab3a376c672d1fb59ff860f4414de5ff2bb320989e9235a6a85a0abd5d
• SHA-1: b7bd69e15dae3c03b74719c68b220a5c33a829ba
• MD5: 4530ca43c9cbc0b5f48701f38cc154df
• imphash: 24b60c57cc33f3e633431b7ad497fda7
• ssdeep: 1536:3UUUUUUUUUUHdTD+vvvvvvvvvh+UUUUUUUC9mIkkkkkkTyhhhhhhhMSTZM+9m2Oe:blN9RkkkkkkTLSBvyU
• TLSH: T1B03AD040717A398CCB309F511924594DA12152C2CA7D3DDB9B030B2D2D7B8BBB8E8E76
• Submitted as: FlatOut_hack.exe
• File type: pe · Size: 100461 bytes
• Verdict: malicious (92/100) · Family: HUILoader

Detections (5 of 55 engines)

• MalwareAnalyser heuristics (entropy/packer): UPX
• ClamAV (daily): Win.Trojan.Generic-9908425-0
• YARA: JPCERT/CC: JPCERT_HUILoader_PlugX_SideLoad
• Microsoft Defender: Trojan:Win32/Upantix.GM!MTB
• Kaspersky (KVRT): HEUR:Packed.Win32.Upantix.gen

MITRE ATT&CK

• T1071.001

Why this verdict

The malicious score of 92/100 is the fusion of 4 weighted signals:

• ClamAV (daily) flagged Win.Trojan.Generic-9908425-0 (rule Win.Trojan.Generic-9908425-0) - engine signal, weight 0.90, confidence 0.95
• YARA: JPCERT/CC flagged JPCERT_HUILoader_PlugX_SideLoad (rule JPCERT_HUILoader_PlugX_SideLoad) - 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: UPX, high-entropy-sections:UPX1 - static signal, weight 0.25, confidence 0.55

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.

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Analyzed on MalwareAnalyzer by Cyble · Open interactive report