General

  • Target

    e6350324a415520073dfb4a01144ce38f28c65cae64b4bd17dce9c339e23abbb

  • Size

    255KB

  • Sample

    221124-nzhjvabg62

  • MD5

    911a389d24175a94c9ef8d624777a59f

  • SHA1

    7035f4d86c9d01d425edb6e2b195e3e6dbc430f7

  • SHA256

    e6350324a415520073dfb4a01144ce38f28c65cae64b4bd17dce9c339e23abbb

  • SHA512

    f511f8d4c08e77baa5f6bc656686a16e26c4d4528a8db2e1e9349f0a9d3e3954694f63dbd529323cea1f57850ae21bb858cde49d96a99e5a01ace5d8ea0b2901

  • SSDEEP

    3072:MMDb50WrZa8jCgae5+VQkGdUQFDxePZ2SBaQJXkNRtXlNGKaUIQW/qlQBG3mmTJB:1xlZam+akqx6YQJXcNlEHUIQeE3mmBIo

Malware Config

Targets

    • Target

      e6350324a415520073dfb4a01144ce38f28c65cae64b4bd17dce9c339e23abbb

    • Size

      255KB

    • MD5

      911a389d24175a94c9ef8d624777a59f

    • SHA1

      7035f4d86c9d01d425edb6e2b195e3e6dbc430f7

    • SHA256

      e6350324a415520073dfb4a01144ce38f28c65cae64b4bd17dce9c339e23abbb

    • SHA512

      f511f8d4c08e77baa5f6bc656686a16e26c4d4528a8db2e1e9349f0a9d3e3954694f63dbd529323cea1f57850ae21bb858cde49d96a99e5a01ace5d8ea0b2901

    • SSDEEP

      3072:MMDb50WrZa8jCgae5+VQkGdUQFDxePZ2SBaQJXkNRtXlNGKaUIQW/qlQBG3mmTJB:1xlZam+akqx6YQJXcNlEHUIQeE3mmBIo

    • 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