General

  • Target

    Order_130577.doc

  • Size

    644KB

  • Sample

    210127-7sqkdd2866

  • MD5

    ae67a37323bc9859fcbca3c54f04caa4

  • SHA1

    5bc8504216505acd1318a21380f30646aef2b015

  • SHA256

    76706b5f29af8490c273d2d8d343ff2af85251ada3a1e1f2f43424b41f264310

  • SHA512

    10e564f9fa492c035a86157a6c0f7104b7e37a7a46c8a73523ead9285bf910d6b10390a724dbfd294e0debbc8a6087742e88aa16cab37a6aa8a5b82f9e6ba1be

Malware Config

Targets

    • Target

      Order_130577.doc

    • Size

      644KB

    • MD5

      ae67a37323bc9859fcbca3c54f04caa4

    • SHA1

      5bc8504216505acd1318a21380f30646aef2b015

    • SHA256

      76706b5f29af8490c273d2d8d343ff2af85251ada3a1e1f2f43424b41f264310

    • SHA512

      10e564f9fa492c035a86157a6c0f7104b7e37a7a46c8a73523ead9285bf910d6b10390a724dbfd294e0debbc8a6087742e88aa16cab37a6aa8a5b82f9e6ba1be

    • Snake Keylogger

      Keylogger and Infostealer first seen in November 2020.

    • Snake Keylogger Payload

    • Blocklisted process makes network request

    • Executes dropped EXE

    • Loads dropped DLL

    • Reads data files stored by FTP clients

      Tries to access configuration files associated with programs like FileZilla.

    • Reads user/profile data of local email clients

      Email clients store some user data on disk where infostealers will often target it.

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • Adds Run key to start application

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

    • Enumerates physical storage devices

      Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

    • Suspicious use of SetThreadContext

MITRE ATT&CK Matrix ATT&CK v6

Execution

Exploitation for Client Execution

1
T1203

Persistence

Registry Run Keys / Startup Folder

1
T1060

Defense Evasion

Modify Registry

2
T1112

Credential Access

Credentials in Files

3
T1081

Discovery

System Information Discovery

3
T1082

Query Registry

2
T1012

Collection

Data from Local System

3
T1005

Tasks