MALICIOUS — 544_PotaoExpress.bin

MALICIOUS — 544_PotaoExpress.bin is a pe sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (94/100), attributed to the FakeTC family. 5 of 52 detection engines flagged it, exhibiting 2 ATT&CK techniques.

Identification

• SHA-256: 42028874fae37ad9dc89eb37149ecb1e6439869918309a07f056924c1b981def
• SHA-1: 7fbabea446206991945fb4586aee93b61af1b341
• MD5: f34b77f7b2233ee6f727d59fb28f438a
• imphash: 5e4fcb7a682379031ab7a03d4d45ca89
• ssdeep: 98304:CDZ8GqMrBam4KBcDxJBD3SxjJzTmf/XJ9KdSyzfd:yqMrIgwxjDoVzTmf/XJ9Koyzl
• TLSH: T1FE62DF5CA6280964EFF07608153998FD2E13148611AC9B44D7A6DC6C2150BEFD3FA3EE
• Submitted as: 544_PotaoExpress.bin
• File type: pe · Size: 4338482 bytes
• Verdict: malicious (94/100) · Family: FakeTC

Detections (5 of 52 engines)

• capa (capabilities): capability:collection/keylog
• YARA: delivr.to detections: DLV_ISO_IMG_Container_Lure
• YARA: JPCERT/CC: JPCERT_HUILoader_PlugX_SideLoad
• Emsisoft (Emergency Kit): Trojan.FakeTC.1
• Kaspersky (KVRT): UDS:Trojan.Win32.FakeTC.h

MITRE ATT&CK

• T1056.001
• T1112

Why this verdict

The malicious score of 94/100 is the fusion of 9 weighted signals:

• Emsisoft (Emergency Kit) flagged Trojan.FakeTC.1 (rule Trojan.FakeTC.1) - engine signal, weight 0.55, confidence 0.85
• Memory forensics: 2 finding(s), e.g. SSDT hook (rule windows.ssdt.SSDT) - memory signal, weight 0.50, confidence 0.85
• capture keystrokes (rule capture keystrokes) - capa signal, weight 0.40, confidence 0.80
• Anti-analysis: T1497.001 - dynamic signal, weight 0.40, confidence 0.75
• YARA: delivr.to detections flagged DLV_ISO_IMG_Container_Lure (rule DLV_ISO_IMG_Container_Lure) - engine signal, weight 0.35, confidence 0.70
• YARA: JPCERT/CC flagged JPCERT_HUILoader_PlugX_SideLoad (rule JPCERT_HUILoader_PlugX_SideLoad) - engine signal, weight 0.35, confidence 0.70
• Embedded network infrastructure: http://www.truecrypt.org/, http://www.truecrypt, http://www.truecrypt.org/docs/?s=troubleshooting - static signal, weight 0.35, confidence 0.60
• Observed at runtime: Modify Registry (T1112) (rule Modify Registry) - dynamic signal, weight 0.12, confidence 0.90
• Extracted generic config (3 C2) (generic/advisory) - engine signal, weight 0.15, confidence 0.30

Dynamic analysis (windows)

1287 behavior events · 1 ATT&CK techniques · 0 dropped files.

Runtime network

• none

Embedded URLs

• http://www.truecrypt.org/
• http://www.truecrypt
• http://support.microsoft.com/kb/305098/EN-US
• http://support.microsoft.com/kb/305098
• http://www.truecrypt.org/docs/?s=troubleshooting
• http://www.w3.org/2001/XMLSchema
• http://schemas.microsoft.com/SMI/2005/WindowsSettings
• http://support.microsoft.com/kb/891861

Embedded domains

• www.gzip.org
• www.truecrypt.org
• v5.pl
• truecrypt.org
• swprofessionals.com
• www.adobe.com
• support.microsoft.com
• www.w3.org
• schemas.microsoft.com
• kv.io
• 6o.be
• www.truecrypt

Registry keys

• HKEY_LOCAL_MACHINE\\SYSTEM\\CurrentControlSet\\Services\\atapi\\Parameters

File paths

• C:\Windows\
• X:\pagefile.sys
• h:\)/
• x:\F.
• Z:\9O
• T:\{
• C:\Program

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Analyzed on MalwareAnalyzer by Cyble · Open interactive report