General

  • Target

    Links.txt

  • Size

    448B

  • Sample

    230920-3nfy7sdc55

  • MD5

    6f7edff0f46b41b5500e0134a960fa43

  • SHA1

    df16059fb900272e7baadfebc8c7e6423057b65c

  • SHA256

    097a6ce1eccba4a058dcd22349c3193f3d0883756bc2961bdc7081061af682c9

  • SHA512

    efefb671953d4e5ccac70ba053dffd8373b011fabbeede347337ce89ca841a68f498826195158961321ab99e59036a4ef7c450570adabf550a3b3be42a7b154c

Malware Config

Targets

    • Target

      Links.txt

    • Size

      448B

    • MD5

      6f7edff0f46b41b5500e0134a960fa43

    • SHA1

      df16059fb900272e7baadfebc8c7e6423057b65c

    • SHA256

      097a6ce1eccba4a058dcd22349c3193f3d0883756bc2961bdc7081061af682c9

    • SHA512

      efefb671953d4e5ccac70ba053dffd8373b011fabbeede347337ce89ca841a68f498826195158961321ab99e59036a4ef7c450570adabf550a3b3be42a7b154c

    • Strela

      An info stealer targeting mail credentials first seen in late 2022.

    • Downloads MZ/PE file

    • ACProtect 1.3x - 1.4x DLL software

      Detects file using ACProtect software.

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Executes dropped EXE

    • Loads dropped DLL

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • UPX packed file

      Detects executables packed with UPX/modified UPX open source packer.

MITRE ATT&CK Matrix ATT&CK v13

Credential Access

Unsecured Credentials

1
T1552

Credentials In Files

1
T1552.001

Discovery

Query Registry

4
T1012

System Information Discovery

4
T1082

Collection

Data from Local System

1
T1005

Tasks