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General

  • Target

    ef8d5801a4a2035e4b175a34bc10d002d2f0a9b0eb3a9362b98d32e59dd75cf9

  • Size

    965KB

  • Sample

    230420-cstgzsfa37

  • MD5

    40d2cf68e680447e0d5ca3f82adc729c

  • SHA1

    78abb41049ada9c8e311e80158fcded26e42e4d5

  • SHA256

    ef8d5801a4a2035e4b175a34bc10d002d2f0a9b0eb3a9362b98d32e59dd75cf9

  • SHA512

    d8c1782775c4a0a31b70834f56945b812ceaa3122403e6688e6a4684bc066031de9127fecce461dfe245b577d9a0f25ac918c8b704f5659c1535b7e856e456b4

  • SSDEEP

    12288:fy90eFLJW2OK3vAu/qa2mX+n1QpFTMrtkx4u8I96iARV0YdbQBVvVIWXt9DteFe+:fyb1KKd/qap+4KXiAHbQBV2GK6NeX

Malware Config

Targets

    • Target

      ef8d5801a4a2035e4b175a34bc10d002d2f0a9b0eb3a9362b98d32e59dd75cf9

    • Size

      965KB

    • MD5

      40d2cf68e680447e0d5ca3f82adc729c

    • SHA1

      78abb41049ada9c8e311e80158fcded26e42e4d5

    • SHA256

      ef8d5801a4a2035e4b175a34bc10d002d2f0a9b0eb3a9362b98d32e59dd75cf9

    • SHA512

      d8c1782775c4a0a31b70834f56945b812ceaa3122403e6688e6a4684bc066031de9127fecce461dfe245b577d9a0f25ac918c8b704f5659c1535b7e856e456b4

    • SSDEEP

      12288:fy90eFLJW2OK3vAu/qa2mX+n1QpFTMrtkx4u8I96iARV0YdbQBVvVIWXt9DteFe+:fyb1KKd/qap+4KXiAHbQBV2GK6NeX

    • Modifies Windows Defender Real-time Protection settings

    • 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.

    • Windows security modification

    • Accesses cryptocurrency files/wallets, possible credential harvesting

    • Adds Run key to start application

    • Checks installed software on the system

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

MITRE ATT&CK Enterprise v6

Tasks