General

  • Target

    ff3556fcc81946e1a83ab271568bbd36.zip

  • Size

    6.9MB

  • Sample

    240903-zbapwawepj

  • MD5

    e0bea42242b1bcc4132438b479bf89bf

  • SHA1

    fe8a85de0569f9d0af0fc64cb975bb9fb8e4c276

  • SHA256

    6e821f80b294536e0508db0fd37feb792c7adfffe6a057930abfd9630f55ac74

  • SHA512

    cb1a68dd82f0d3692665a4e6a3e21f83d0441d25e57c64c2fa74d7f869496d55b51b8551e3ae7d455ebf71bcbdd17557d38f9b254fc7524a7abb56914485b539

  • SSDEEP

    196608:YvilMrVeP1aRH+ruYTw47N0J1NISKDhf0yienLxgZhZ3t+fy7C:YviyrVegN+rlTV7yJHKtf0yiUeR32y7C

Malware Config

Extracted

Family

tofsee

C2

defeatwax.ru

refabyd.info

Targets

    • Target

      307644b1154391b4f425896da8efd9480fb3dda0f56c633b08c32058f5b469fa

    • Size

      10.1MB

    • MD5

      ff3556fcc81946e1a83ab271568bbd36

    • SHA1

      2e74da5aec95c19c0521f80b0d019058c5fa2fad

    • SHA256

      307644b1154391b4f425896da8efd9480fb3dda0f56c633b08c32058f5b469fa

    • SHA512

      c4c583736516d16ef249169af8668dde9e7e06cc534538c68e594bd68ca284784f5c766db8cb796669362bf1816e58d1790b38ffe757cf0a08ed4bb69d890eb6

    • SSDEEP

      98304:qC+PPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPP/:p

    • Tofsee

      Backdoor/botnet which carries out malicious activities based on commands from a C2 server.

    • Windows security bypass

    • Creates new service(s)

    • Modifies Windows Firewall

    • Sets service image path in registry

    • Checks computer location settings

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

    • Deletes itself

    • Executes dropped EXE

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks