General

  • Target

    main.file.rtf

  • Size

    674KB

  • Sample

    201117-schk38mg12

  • MD5

    c3de97fcdf698aba7d5649b23366a044

  • SHA1

    5c6eb307832259dd76586e0f0c2fdd91941827fb

  • SHA256

    d8fbeaf9177f2a6ca86adf59639e0de9daec0a0ce7e3ad9ed9f92cb2e36da537

  • SHA512

    30d1764e45eb2d3eab2a2cd8743bc3431583c005ca095c9dd3fcdc69d61d5c915725e05de7c263fb334b4bf152dba7fbd4e3e87dc8cafaa0f226623b3fa47e65

Malware Config

Targets

    • Target

      main.file.rtf

    • Size

      674KB

    • MD5

      c3de97fcdf698aba7d5649b23366a044

    • SHA1

      5c6eb307832259dd76586e0f0c2fdd91941827fb

    • SHA256

      d8fbeaf9177f2a6ca86adf59639e0de9daec0a0ce7e3ad9ed9f92cb2e36da537

    • SHA512

      30d1764e45eb2d3eab2a2cd8743bc3431583c005ca095c9dd3fcdc69d61d5c915725e05de7c263fb334b4bf152dba7fbd4e3e87dc8cafaa0f226623b3fa47e65

    • Executes dropped EXE

    • Loads dropped DLL

    • 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

    • Checks installed software on the system

      Looks up Uninstall key entries in the registry to enumerate software on the system.

MITRE ATT&CK Matrix ATT&CK v6

Execution

Scheduled Task

1
T1053

Exploitation for Client Execution

1
T1203

Persistence

Registry Run Keys / Startup Folder

1
T1060

Scheduled Task

1
T1053

Privilege Escalation

Scheduled Task

1
T1053

Defense Evasion

Modify Registry

3
T1112

Install Root Certificate

1
T1130

Credential Access

Credentials in Files

1
T1081

Discovery

Query Registry

1
T1012

Collection

Data from Local System

1
T1005

Tasks