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General

  • Target

    35fdfad1be130767850ad85c0e5dfcc9e60d4026fd263ae27abd411ba55f114e

  • Size

    487KB

  • Sample

    221030-cnwfsahcek

  • MD5

    83e312c1706ef3c4e6e2d851988f0e40

  • SHA1

    a9b8b851f4d355fc398b756dc4ee013c13e0043f

  • SHA256

    35fdfad1be130767850ad85c0e5dfcc9e60d4026fd263ae27abd411ba55f114e

  • SHA512

    9bbd2dfd711b711be581c3d99f8cc78fdbc170a93f4d4cd5fa150dca7c96bc80798987c0936ef0eb1c3b7cb06864cc1593b93215c5ac1cc8c66ceafd2164befd

  • SSDEEP

    12288:fDy0fe57AMbFI5v3S7dofiACsS5p8y0dtWRvpp2Au/PZm6yq8Aoz:fN25/bFgK57Bu/hmtr

Malware Config

Targets

    • Target

      35fdfad1be130767850ad85c0e5dfcc9e60d4026fd263ae27abd411ba55f114e

    • Size

      487KB

    • MD5

      83e312c1706ef3c4e6e2d851988f0e40

    • SHA1

      a9b8b851f4d355fc398b756dc4ee013c13e0043f

    • SHA256

      35fdfad1be130767850ad85c0e5dfcc9e60d4026fd263ae27abd411ba55f114e

    • SHA512

      9bbd2dfd711b711be581c3d99f8cc78fdbc170a93f4d4cd5fa150dca7c96bc80798987c0936ef0eb1c3b7cb06864cc1593b93215c5ac1cc8c66ceafd2164befd

    • SSDEEP

      12288:fDy0fe57AMbFI5v3S7dofiACsS5p8y0dtWRvpp2Au/PZm6yq8Aoz:fN25/bFgK57Bu/hmtr

    • Modifies WinLogon for persistence

    • Modifies visibility of file extensions in Explorer

    • UAC bypass

    • Executes dropped EXE

    • 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.

    • Adds Run key to start application

    • Checks whether UAC is enabled

    • Drops file in System32 directory

MITRE ATT&CK Enterprise v6

Tasks