General

  • Target

    5edb013f68a059db7dc018c5468e51c2fb81c7677f21872230fcbea92ca02b49

  • Size

    255KB

  • Sample

    221123-zwvksadh97

  • MD5

    3abd70c8cd60300e6377176260cfb128

  • SHA1

    b1606d59a29b6210b5848a9f3b265dfa241a50ce

  • SHA256

    5edb013f68a059db7dc018c5468e51c2fb81c7677f21872230fcbea92ca02b49

  • SHA512

    dcf20d9d5f8af30f909183e209f09cc916f4aa6dcb57b7d22204b1995ae42ae1ff7739fdf6f2f84e0cc0762fbfb6bd88b66cd7e7454933e73e58b72c88f19417

  • SSDEEP

    3072:MMDb50WrZa8jCgae5+VQkGdUQFDxePZ2SBaQJXkNRtXlNGKaUIQW/qlQBG3mmTJz:1xlZam+akqx6YQJXcNlEHUIQeE3mmBIy

Malware Config

Targets

    • Target

      5edb013f68a059db7dc018c5468e51c2fb81c7677f21872230fcbea92ca02b49

    • Size

      255KB

    • MD5

      3abd70c8cd60300e6377176260cfb128

    • SHA1

      b1606d59a29b6210b5848a9f3b265dfa241a50ce

    • SHA256

      5edb013f68a059db7dc018c5468e51c2fb81c7677f21872230fcbea92ca02b49

    • SHA512

      dcf20d9d5f8af30f909183e209f09cc916f4aa6dcb57b7d22204b1995ae42ae1ff7739fdf6f2f84e0cc0762fbfb6bd88b66cd7e7454933e73e58b72c88f19417

    • SSDEEP

      3072:MMDb50WrZa8jCgae5+VQkGdUQFDxePZ2SBaQJXkNRtXlNGKaUIQW/qlQBG3mmTJz:1xlZam+akqx6YQJXcNlEHUIQeE3mmBIy

    • 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