General

  • Target

    EFI_01037508200.doc

  • Size

    387KB

  • Sample

    210618-qc632ewxrx

  • MD5

    21ebc4527aecb50fc3adc65b610d3653

  • SHA1

    3cf5df8b2e1e670ea2c85eec6f048d0c889bd715

  • SHA256

    ea26039022e9c98e3d40700610f8c28f7d2b1d5f11394e0e22f2a40bf876ea31

  • SHA512

    07fca5507656fd96ca707c6c88f5b139d3f638e313c465b677f448be769606794ca48fe6018ddc80ee4477035f6713e2c5053077f5465e39247a4f8b33e568fc

Malware Config

Extracted

Language
ps1
Source
URLs
exe.dropper

http://212.192.241.94/bluehost/75tgsoleApp19.exe

Extracted

Family

snakekeylogger

Credentials

  • Protocol:
    smtp
  • Host:
    smtp.yandex.ru
  • Port:
    587
  • Username:
    lagardan@yandex.com
  • Password:
    pP!@*&@)555

Targets

    • Target

      EFI_01037508200.doc

    • Size

      387KB

    • MD5

      21ebc4527aecb50fc3adc65b610d3653

    • SHA1

      3cf5df8b2e1e670ea2c85eec6f048d0c889bd715

    • SHA256

      ea26039022e9c98e3d40700610f8c28f7d2b1d5f11394e0e22f2a40bf876ea31

    • SHA512

      07fca5507656fd96ca707c6c88f5b139d3f638e313c465b677f448be769606794ca48fe6018ddc80ee4477035f6713e2c5053077f5465e39247a4f8b33e568fc

    • Process spawned unexpected child process

      This typically indicates the parent process was compromised via an exploit or macro.

    • Snake Keylogger

      Keylogger and Infostealer first seen in November 2020.

    • Downloads MZ/PE file

    • 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.

    • 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

Defense Evasion

Modify Registry

1
T1112

Credential Access

Credentials in Files

3
T1081

Discovery

Query Registry

2
T1012

System Information Discovery

2
T1082

Collection

Data from Local System

3
T1005

Tasks