General

  • Target

    6fd331710ba2ba95c8da836a4804f2de20b76452e40803d2022fda04176acd10

  • Size

    255KB

  • Sample

    221123-zwmj6sha4x

  • MD5

    5914feb2b958d5cf6ff20bc83c5ed5fa

  • SHA1

    ca150f84117f57342ca485b018e18a0ff721ef98

  • SHA256

    6fd331710ba2ba95c8da836a4804f2de20b76452e40803d2022fda04176acd10

  • SHA512

    3998dac53f551169afbb6c8b6dc3b87c08effc4c1d5c7fc3fccbe003f254b6203ac076b095d6c2bf6e06e86b3b29ada556964db2e378010d32462d8ac8db2f1a

  • SSDEEP

    3072:MMDb50WrZa8jCgae5+VQkGdUQFDxePZ2SBaQJXkNRtXlNGKaUIQW/qlQBG3mmTJb:1xlZam+akqx6YQJXcNlEHUIQeE3mmBIK

Malware Config

Targets

    • Target

      6fd331710ba2ba95c8da836a4804f2de20b76452e40803d2022fda04176acd10

    • Size

      255KB

    • MD5

      5914feb2b958d5cf6ff20bc83c5ed5fa

    • SHA1

      ca150f84117f57342ca485b018e18a0ff721ef98

    • SHA256

      6fd331710ba2ba95c8da836a4804f2de20b76452e40803d2022fda04176acd10

    • SHA512

      3998dac53f551169afbb6c8b6dc3b87c08effc4c1d5c7fc3fccbe003f254b6203ac076b095d6c2bf6e06e86b3b29ada556964db2e378010d32462d8ac8db2f1a

    • SSDEEP

      3072:MMDb50WrZa8jCgae5+VQkGdUQFDxePZ2SBaQJXkNRtXlNGKaUIQW/qlQBG3mmTJb:1xlZam+akqx6YQJXcNlEHUIQeE3mmBIK

    • 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