General

  • Target

    6a667d54547ed2a293aa2b5c45871358ca306c77417247944e48aaccefbc16e5

  • Size

    255KB

  • Sample

    221127-t5nkyacb37

  • MD5

    445ebea2dac416aaec5cc891c9bdd5e0

  • SHA1

    8741e82486f5e5d1216f5e8d654d97e489f894a2

  • SHA256

    6a667d54547ed2a293aa2b5c45871358ca306c77417247944e48aaccefbc16e5

  • SHA512

    250f9c800c57de35e524e8dfa9d2dfeeb15f48f61ca6bed3875489b9c66228dc78b4f886fe2231da6cbaba0eeed8a74f18b90903f85d9984b5a2a38da24e1fb8

  • SSDEEP

    3072:MMDb50WrZa8jCgae5+VQkGdUQFDxePZ2SBaQJXkNRtXlNGKaUIQW/qlQBG3mmTJj:1xlZam+akqx6YQJXcNlEHUIQeE3mmBIq

Malware Config

Targets

    • Target

      6a667d54547ed2a293aa2b5c45871358ca306c77417247944e48aaccefbc16e5

    • Size

      255KB

    • MD5

      445ebea2dac416aaec5cc891c9bdd5e0

    • SHA1

      8741e82486f5e5d1216f5e8d654d97e489f894a2

    • SHA256

      6a667d54547ed2a293aa2b5c45871358ca306c77417247944e48aaccefbc16e5

    • SHA512

      250f9c800c57de35e524e8dfa9d2dfeeb15f48f61ca6bed3875489b9c66228dc78b4f886fe2231da6cbaba0eeed8a74f18b90903f85d9984b5a2a38da24e1fb8

    • SSDEEP

      3072:MMDb50WrZa8jCgae5+VQkGdUQFDxePZ2SBaQJXkNRtXlNGKaUIQW/qlQBG3mmTJj:1xlZam+akqx6YQJXcNlEHUIQeE3mmBIq

    • 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