General

  • Target

    2025-02-18_e3397b5ca4cebc9f0f41c87658d4bf51_cobalt-strike_ryuk

  • Size

    1.9MB

  • Sample

    250218-jjbzxaznx5

  • MD5

    e3397b5ca4cebc9f0f41c87658d4bf51

  • SHA1

    5ad1e627150ac16f0a314e4045d6e379b8caaa50

  • SHA256

    abaea6c5f86f48b3e38b6261425853e7ac04d0ebecc9d0f226e7c630cf841913

  • SHA512

    93ad1e066eab31390cb62310a1e95e6694f78cd6326302636909047ab34ab0dfd3e75d02f812ab0ab26a911d0c19f2e70d84a3f7df04dd08d75073403b580008

  • SSDEEP

    49152:ObFZjyjMVXhkuchgypKhxSMmT8oWgBCaX:UjFch/K+M4FHX

Malware Config

Targets

    • Target

      2025-02-18_e3397b5ca4cebc9f0f41c87658d4bf51_cobalt-strike_ryuk

    • Size

      1.9MB

    • MD5

      e3397b5ca4cebc9f0f41c87658d4bf51

    • SHA1

      5ad1e627150ac16f0a314e4045d6e379b8caaa50

    • SHA256

      abaea6c5f86f48b3e38b6261425853e7ac04d0ebecc9d0f226e7c630cf841913

    • SHA512

      93ad1e066eab31390cb62310a1e95e6694f78cd6326302636909047ab34ab0dfd3e75d02f812ab0ab26a911d0c19f2e70d84a3f7df04dd08d75073403b580008

    • SSDEEP

      49152:ObFZjyjMVXhkuchgypKhxSMmT8oWgBCaX:UjFch/K+M4FHX

    • Executes dropped EXE

    • Reads user/profile data of web browsers

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

    • Drops file in System32 directory

MITRE ATT&CK Enterprise v15

Tasks