MALICIOUS — Vcffipzmnipbxzdl.exe

MALICIOUS — Vcffipzmnipbxzdl.exe is a pe sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (93/100), attributed to the Cryptolocker family. 7 of 52 detection engines flagged it, exhibiting 1 ATT&CK technique.

Identification

• SHA-256: c7dc529d8aae76b4e797e4e9e3ea7cd69669e6c3bb3f94d80f1974d1b9f69378
• SHA-1: 694dc7713537a7237030f7623881423fcb8d8c5c
• MD5: 7f9c454a2e016e533e181d53eba113bc
• imphash: 185adc003fc86c6dcacec19419592432
• ssdeep: 12288:06NINoPgXqvRyq5E3R18y0kQzX3EL1TdB0JUsoSfsJuRqQy5d5t:06iWP9JAR18ycD3ErB2rs8MQy5
• TLSH: T17E518B0D4F9B0A5FF1F456795C110A5D7C9A25CA19ADAA0CDB0B807DE6E34B30A808F7
• Submitted as: Vcffipzmnipbxzdl.exe
• File type: pe · Size: 846848 bytes
• Verdict: malicious (93/100) · Family: Cryptolocker

Detections (7 of 52 engines)

• capa (capabilities): capability:collection/keylog
• ClamAV (daily): {MD5}bin.trojan.cryptolocker.7859.UNOFFICIAL
• YARA: JPCERT/CC: JPCERT_HUILoader_PlugX_SideLoad
• Microsoft Defender: Ransom:Win32/Crilock.B
• Emsisoft (Emergency Kit): Gen:Variant.Trojan.Ransomware.390
• Trellix Stinger (McAfee): Ransom-O
• Kaspersky (KVRT): HEUR:Trojan.Win32.Bayrob.gen

MITRE ATT&CK

• T1056.001

Why this verdict

The malicious score of 93/100 is the fusion of 3 weighted signals:

• ClamAV (daily) flagged {MD5}bin.trojan.cryptolocker.7859.UNOFFICIAL (rule {MD5}bin.trojan.cryptolocker.7859.UNOFFICIAL) - engine signal, weight 0.90, confidence 0.95
• 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

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 domains

• ki.tk

File paths

• f:\dd\vctools\vc7libs\ship\atlmfc\src\mfc\auxdata.cpp
• f:\dd\vctools\vc7libs\ship\atlmfc\include\afxwin2.inl
• f:\dd\vctools\vc7libs\ship\atlmfc\include\afxwin1.inl

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Analyzed on MalwareAnalyzer by Cyble · Open interactive report