General

  • Target

    VakifBank_Swift_Mesaji.chm

  • Size

    75KB

  • Sample

    250127-wjk9sszndy

  • MD5

    039c23eb3b3b9c7a83c8647b6fbbd029

  • SHA1

    413a342f9ef90edb0fe4db38d655e6eab77a49ce

  • SHA256

    3956166deff9e06982e311687fd916327c004d13af4b3fbd01fb17e93c110591

  • SHA512

    4f45ff320239c81535347f66b44b57a74dc445278bc61e6fa25c48792e4fcd0d63f080d420457584c64df81d54c4198f8f84a8e331650cce874a32a0fe6c862e

  • SSDEEP

    1536:PTjqBR0MKHC7+qFwItZR3BRRdos7xw9siuUKHj5Cs+0LtpZsAx+9+:7yeMKi7XpZR3BR899svd5ayt7nxf

Malware Config

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    lax029.hawkhost.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    london@1759

Extracted

Family

vipkeylogger

Targets

    • Target

      VakifBank_Swift_Mesaji.chm

    • Size

      75KB

    • MD5

      039c23eb3b3b9c7a83c8647b6fbbd029

    • SHA1

      413a342f9ef90edb0fe4db38d655e6eab77a49ce

    • SHA256

      3956166deff9e06982e311687fd916327c004d13af4b3fbd01fb17e93c110591

    • SHA512

      4f45ff320239c81535347f66b44b57a74dc445278bc61e6fa25c48792e4fcd0d63f080d420457584c64df81d54c4198f8f84a8e331650cce874a32a0fe6c862e

    • SSDEEP

      1536:PTjqBR0MKHC7+qFwItZR3BRRdos7xw9siuUKHj5Cs+0LtpZsAx+9+:7yeMKi7XpZR3BR899svd5ayt7nxf

    • ModiLoader, DBatLoader

      ModiLoader is a Delphi loader that misuses cloud services to download other malicious families.

    • Modiloader family

    • VIPKeylogger

      VIPKeylogger is a keylogger and infostealer written in C# and it resembles SnakeKeylogger that was found in 2020.

    • Vipkeylogger family

    • ModiLoader Second Stage

    • Command and Scripting Interpreter: PowerShell

      Run Powershell and hide display window.

    • 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.

    • Accesses Microsoft Outlook profiles

    • Adds Run key to start application

    • Hide Artifacts: Hidden Window

      Windows that would typically be displayed when an application carries out an operation can be hidden.

    • Legitimate hosting services abused for malware hosting/C2

    • Looks up external IP address via web service

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

    • Drops file in System32 directory

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks