General

  • Target

    f804aedba46a69d1d3defa825f3d6f8f50000ae981316b20ca5e51217885b459

  • Size

    255KB

  • Sample

    221124-pcgjpsfg5x

  • MD5

    e79b1606ce2b369b48312020f2fcb360

  • SHA1

    31055d66fd0f20e7beb1d3365f25004a521cc0fd

  • SHA256

    f804aedba46a69d1d3defa825f3d6f8f50000ae981316b20ca5e51217885b459

  • SHA512

    192cbdd1ee0f531904ab46b370b6797eea4a8a1ac0920e19d894636275985e24227cc39ca2ac6c946bc0a19f926f995531d326cd0e34dc9b25dc5c97a9170cb8

  • SSDEEP

    3072:MMDb50WrZa8jCgae5+VQkGdUQFDxePZ2SBaQJXkNRtXlNGKaUIQW/qlQBG3mmTJt:1xlZam+akqx6YQJXcNlEHUIQeE3mmBIM

Malware Config

Targets

    • Target

      f804aedba46a69d1d3defa825f3d6f8f50000ae981316b20ca5e51217885b459

    • Size

      255KB

    • MD5

      e79b1606ce2b369b48312020f2fcb360

    • SHA1

      31055d66fd0f20e7beb1d3365f25004a521cc0fd

    • SHA256

      f804aedba46a69d1d3defa825f3d6f8f50000ae981316b20ca5e51217885b459

    • SHA512

      192cbdd1ee0f531904ab46b370b6797eea4a8a1ac0920e19d894636275985e24227cc39ca2ac6c946bc0a19f926f995531d326cd0e34dc9b25dc5c97a9170cb8

    • SSDEEP

      3072:MMDb50WrZa8jCgae5+VQkGdUQFDxePZ2SBaQJXkNRtXlNGKaUIQW/qlQBG3mmTJt:1xlZam+akqx6YQJXcNlEHUIQeE3mmBIM

    • 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

    • 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

1
T1060

Winlogon Helper DLL

1
T1004

Defense Evasion

Hidden Files and Directories

2
T1158

Modify Registry

7
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