Resubmissions

13/05/2024, 22:03

240513-1yc9ysga6610

13/05/2024, 21:55

240513-1svbaafb7s10

13/05/2024, 21:49

240513-1pmf9sff4810

13/05/2024, 07:47

240513-jmr6asga647

13/05/2024, 07:44

240513-jksn2sch3w7

12/05/2024, 10:52

240512-myqy6abg9x7

11/05/2024, 13:06

240511-qcaxlaca293

11/05/2024, 12:19

240511-phhzqaaf233

11/05/2024, 12:07

240511-paandaab473

General

  • Target
    Loader.exe
  • Size 347KB
  • Sample240513-1svbaafb7s
  • SHA256 c9c660914e4d58a6e0dd460afae6e4af288c9f191ad8592dc95db5a69868fc70
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Targets

    • Target
      Loader.exe
    • Size 347KB
    • SHA256 c9c660914e4d58a6e0dd460afae6e4af288c9f191ad8592dc95db5a69868fc70
    • MD5 SHA1 SHA512 SSDEEP
    • Detect ZGRat V1

    • Modifies WinLogon for persistence

    • Process spawned unexpected child process

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

    • ZGRat

      ZGRat is remote access trojan written in C#.

    • Command and Scripting Interpreter: PowerShell

      Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

    • Disables Task Manager via registry modification

    • Downloads MZ/PE file

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • 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

    • Drops file in System32 directory

MITRE ATT&CK Enterprise v15

Tasks