General

  • Target

    DOCUMENT.exe

  • Size

    283KB

  • Sample

    230328-gzbyqshc72

  • MD5

    aaf18255d0bc89b996a043180cc66812

  • SHA1

    1045231d94ce99e5fd6766a52a8a1f8c59ff8c17

  • SHA256

    0b1b61784dbaf8e420b4ad49a05ed269abf1f975c16e23d0a9029efc402feed0

  • SHA512

    3279d1e2576e1408db6e363e9d6b7a2230468d99770970a56aa5417b1acde17e61e944265613c51c6fc80c74af374699bde43ea1b5fea77ffcb92d570c1a4a5f

  • SSDEEP

    6144:/Ya6D1fd8oltzgNp48E3ezcJSrWQOQ5y1no3P/YSqBYC/Bxg31P:/YR1fddw+RBJSKSc1o//BwYCPU

Malware Config

Targets

    • Target

      DOCUMENT.exe

    • Size

      283KB

    • MD5

      aaf18255d0bc89b996a043180cc66812

    • SHA1

      1045231d94ce99e5fd6766a52a8a1f8c59ff8c17

    • SHA256

      0b1b61784dbaf8e420b4ad49a05ed269abf1f975c16e23d0a9029efc402feed0

    • SHA512

      3279d1e2576e1408db6e363e9d6b7a2230468d99770970a56aa5417b1acde17e61e944265613c51c6fc80c74af374699bde43ea1b5fea77ffcb92d570c1a4a5f

    • SSDEEP

      6144:/Ya6D1fd8oltzgNp48E3ezcJSrWQOQ5y1no3P/YSqBYC/Bxg31P:/YR1fddw+RBJSKSc1o//BwYCPU

    • Snake Keylogger

      Keylogger and Infostealer first seen in November 2020.

    • Snake Keylogger payload

    • 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.

    • Accesses Microsoft Outlook profiles

    • Looks up external IP address via web service

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

    • Suspicious use of SetThreadContext

MITRE ATT&CK Matrix ATT&CK v6

Credential Access

Credentials in Files

3
T1081

Discovery

System Information Discovery

1
T1082

Collection

Data from Local System

3
T1005

Email Collection

1
T1114

Tasks