General

  • Target

    7624a980418d2cfa7f02003d90b5abcdab8252a15e33376e713ed95d3e7f6fc2

  • Size

    255KB

  • Sample

    221123-zwd8ssha3y

  • MD5

    17ea322d7e0e57a049fcd9058b86a036

  • SHA1

    150f8835827500799a2b392dca09a9dad6bfbb65

  • SHA256

    7624a980418d2cfa7f02003d90b5abcdab8252a15e33376e713ed95d3e7f6fc2

  • SHA512

    177df88560abc3c74fa4c49d9172e4ee3236512d2cb33b78d68b8eccdb5625b88f4bb7a76d600209f93bb85de348f7d12a1fec487528e7ba1f3ec4c9b794f38b

  • SSDEEP

    3072:MMDb50WrZa8jCgae5+VQkGdUQFDxePZ2SBaQJXkNRtXlNGKaUIQW/qlQBG3mmTJj:1xlZam+akqx6YQJXcNlEHUIQeE3mmBIE

Malware Config

Targets

    • Target

      7624a980418d2cfa7f02003d90b5abcdab8252a15e33376e713ed95d3e7f6fc2

    • Size

      255KB

    • MD5

      17ea322d7e0e57a049fcd9058b86a036

    • SHA1

      150f8835827500799a2b392dca09a9dad6bfbb65

    • SHA256

      7624a980418d2cfa7f02003d90b5abcdab8252a15e33376e713ed95d3e7f6fc2

    • SHA512

      177df88560abc3c74fa4c49d9172e4ee3236512d2cb33b78d68b8eccdb5625b88f4bb7a76d600209f93bb85de348f7d12a1fec487528e7ba1f3ec4c9b794f38b

    • SSDEEP

      3072:MMDb50WrZa8jCgae5+VQkGdUQFDxePZ2SBaQJXkNRtXlNGKaUIQW/qlQBG3mmTJj:1xlZam+akqx6YQJXcNlEHUIQeE3mmBIE

    • 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