General

  • Target

    x86exe.exe

  • Size

    32KB

  • Sample

    230630-t5trysdh73

  • MD5

    8456c8dede98f1db930ae403bd2741a5

  • SHA1

    efb2571a9ed39f780546cdc4568fec905bb20c1d

  • SHA256

    93c75fff7e530e1f6d0c978dda74c2ab7014c278d5e065bd98225ba76466a851

  • SHA512

    59df2163d17a045d214bde6a9eff87c6df7d84d1d088da5f4c01e8864b4244fc94dacb819baf2c19d3d3e396606d4518c69e601728ebba2ef122d50da025f617

  • SSDEEP

    768:Nw/iOWTK3JWhOM/qZh7UJGcZ/VCm865x+BVnbcuyD7U7s9:OQK52fqZSIA9H865Inouy87s9

Malware Config

Extracted

Family

gh0strat

C2

sky.hobuff.info

Targets

    • Target

      x86exe.exe

    • Size

      32KB

    • MD5

      8456c8dede98f1db930ae403bd2741a5

    • SHA1

      efb2571a9ed39f780546cdc4568fec905bb20c1d

    • SHA256

      93c75fff7e530e1f6d0c978dda74c2ab7014c278d5e065bd98225ba76466a851

    • SHA512

      59df2163d17a045d214bde6a9eff87c6df7d84d1d088da5f4c01e8864b4244fc94dacb819baf2c19d3d3e396606d4518c69e601728ebba2ef122d50da025f617

    • SSDEEP

      768:Nw/iOWTK3JWhOM/qZh7UJGcZ/VCm865x+BVnbcuyD7U7s9:OQK52fqZSIA9H865Inouy87s9

    • Gh0st RAT payload

    • Gh0strat

      Gh0st RAT is a remote access tool (RAT) with its source code public and it has been used by multiple Chinese groups.

    • RunningRat

      RunningRat is a remote access trojan first seen in 2018.

    • RunningRat payload

    • Sets DLL path for service in the registry

    • Checks computer location settings

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

    • Deletes itself

    • Executes dropped EXE

    • Loads dropped DLL

    • UPX packed file

      Detects executables packed with UPX/modified UPX open source packer.

    • Creates a Windows Service

    • Drops file in System32 directory

MITRE ATT&CK Enterprise v6

Tasks