General

  • Target

    c5f031c06ef95607505c7f0940f5f401ce45e93b5d003843d1ee0d9ee6b38959

  • Size

    7.3MB

  • Sample

    240801-2rwnds1ajn

  • MD5

    229cea6f5b06c28fb63c9057ac31a256

  • SHA1

    7689b1ad09b5cf9f24de238a72c5d590e8193bc9

  • SHA256

    c5f031c06ef95607505c7f0940f5f401ce45e93b5d003843d1ee0d9ee6b38959

  • SHA512

    2371e82db78a0f41f5ac08781fff42ae5109a214929b5e216db0426fc31f2b7b26399ee02c7ac8555121fb51fff713943928c35893581cbf69fe8b8d0b53c336

  • SSDEEP

    196608:91OZK9Lufgodr+GoEHYy8swGDKoRwNz10rlIuSU+Yot0E:3OZgLkXdKGRYy4om16GU4v

Malware Config

Targets

    • Target

      c5f031c06ef95607505c7f0940f5f401ce45e93b5d003843d1ee0d9ee6b38959

    • Size

      7.3MB

    • MD5

      229cea6f5b06c28fb63c9057ac31a256

    • SHA1

      7689b1ad09b5cf9f24de238a72c5d590e8193bc9

    • SHA256

      c5f031c06ef95607505c7f0940f5f401ce45e93b5d003843d1ee0d9ee6b38959

    • SHA512

      2371e82db78a0f41f5ac08781fff42ae5109a214929b5e216db0426fc31f2b7b26399ee02c7ac8555121fb51fff713943928c35893581cbf69fe8b8d0b53c336

    • SSDEEP

      196608:91OZK9Lufgodr+GoEHYy8swGDKoRwNz10rlIuSU+Yot0E:3OZgLkXdKGRYy4om16GU4v

    • Modifies Windows Defender Real-time Protection settings

    • Windows security bypass

    • Blocklisted process makes network request

    • Command and Scripting Interpreter: PowerShell

      Run Powershell and hide display window.

    • Checks BIOS information in registry

      BIOS information is often read in order to detect sandboxing environments.

    • Checks computer location settings

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

    • Executes dropped EXE

    • Indirect Command Execution

      Adversaries may abuse utilities that allow for command execution to bypass security restrictions that limit the use of command-line interpreters.

    • 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.

    • Checks installed software on the system

      Looks up Uninstall key entries in the registry to enumerate software on the system.

    • Drops Chrome extension

    • Drops desktop.ini file(s)

    • Drops file in System32 directory

MITRE ATT&CK Enterprise v15

Tasks