General

  • Target

    650383ffc7e7bf7e8de53661c1cf32b240d0411fa2d9b2e14bfeaed523f7bff4

  • Size

    255KB

  • Sample

    221123-zwrh5adh94

  • MD5

    7ca629734460580e992499971725c64b

  • SHA1

    742a6823b9366ae5f38526161f034c4da2cf63ea

  • SHA256

    650383ffc7e7bf7e8de53661c1cf32b240d0411fa2d9b2e14bfeaed523f7bff4

  • SHA512

    9dc80fcb22aabc231f9bf835503cf548b150d676c3782dfc99104cdcd34de63e80d713353182230fd10fb6cb4ebdacda3dcf2f4de9ad998b15b920ff63b11ef0

  • SSDEEP

    3072:MMDb50WrZa8jCgae5+VQkGdUQFDxePZ2SBaQJXkNRtXlNGKaUIQW/qlQBG3mmTJx:1xlZam+akqx6YQJXcNlEHUIQeE3mmBIg

Malware Config

Targets

    • Target

      650383ffc7e7bf7e8de53661c1cf32b240d0411fa2d9b2e14bfeaed523f7bff4

    • Size

      255KB

    • MD5

      7ca629734460580e992499971725c64b

    • SHA1

      742a6823b9366ae5f38526161f034c4da2cf63ea

    • SHA256

      650383ffc7e7bf7e8de53661c1cf32b240d0411fa2d9b2e14bfeaed523f7bff4

    • SHA512

      9dc80fcb22aabc231f9bf835503cf548b150d676c3782dfc99104cdcd34de63e80d713353182230fd10fb6cb4ebdacda3dcf2f4de9ad998b15b920ff63b11ef0

    • SSDEEP

      3072:MMDb50WrZa8jCgae5+VQkGdUQFDxePZ2SBaQJXkNRtXlNGKaUIQW/qlQBG3mmTJx:1xlZam+akqx6YQJXcNlEHUIQeE3mmBIg

    • Modifies visibility of file extensions in Explorer

    • Modifies visiblity of hidden/system files in Explorer

    • Windows security bypass

    • Disables RegEdit via registry modification

    • Executes dropped EXE

    • Modifies Installed Components in the registry

    • UPX packed file

      Detects executables packed with UPX/modified UPX open source packer.

    • Checks computer location settings

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

    • Loads dropped DLL

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • Windows security modification

    • Adds Run key to start application

    • Enumerates connected drives

      Attempts to read the root path of hard drives other than the default C: drive.

    • Modifies WinLogon

    • AutoIT Executable

      AutoIT scripts compiled to PE executables.

    • Drops file in System32 directory

MITRE ATT&CK Matrix ATT&CK v6

Persistence

Hidden Files and Directories

2
T1158

Registry Run Keys / Startup Folder

2
T1060

Winlogon Helper DLL

1
T1004

Defense Evasion

Hidden Files and Directories

2
T1158

Modify Registry

8
T1112

Disabling Security Tools

2
T1089

Credential Access

Credentials in Files

1
T1081

Discovery

Query Registry

4
T1012

System Information Discovery

5
T1082

Peripheral Device Discovery

1
T1120

Collection

Data from Local System

1
T1005

Tasks