General

  • Target

    1d329207cc0e0ae6649dfa5ae77f3a70c67e2a3a0d1ef5a609c937deac271cf4

  • Size

    28KB

  • Sample

    220930-yzwftaffbq

  • MD5

    c1101555cb3e0f55bf293caf6ec27034

  • SHA1

    7c44a04dfc1b1ca839044f51b7cec7f918544451

  • SHA256

    1d329207cc0e0ae6649dfa5ae77f3a70c67e2a3a0d1ef5a609c937deac271cf4

  • SHA512

    b44cbcf8541951834180e77f26e45032937270b87548d2d215b796895057245adbb4ddbfd9ea08e1b85f2f22b9d3f9dfd6987eb3fc2796453bc9a9d202762083

  • SSDEEP

    192:QqNKGqvO5JaE9LhHBdb9E9ZhoynJLNgH9Sa2tZch4s9GRmd8MFA93M3pkR:kPEhhdb9whD+d/2tQ4s9Gwd5ASc

Malware Config

Targets

    • Target

      1d329207cc0e0ae6649dfa5ae77f3a70c67e2a3a0d1ef5a609c937deac271cf4

    • Size

      28KB

    • MD5

      c1101555cb3e0f55bf293caf6ec27034

    • SHA1

      7c44a04dfc1b1ca839044f51b7cec7f918544451

    • SHA256

      1d329207cc0e0ae6649dfa5ae77f3a70c67e2a3a0d1ef5a609c937deac271cf4

    • SHA512

      b44cbcf8541951834180e77f26e45032937270b87548d2d215b796895057245adbb4ddbfd9ea08e1b85f2f22b9d3f9dfd6987eb3fc2796453bc9a9d202762083

    • SSDEEP

      192:QqNKGqvO5JaE9LhHBdb9E9ZhoynJLNgH9Sa2tZch4s9GRmd8MFA93M3pkR:kPEhhdb9whD+d/2tQ4s9Gwd5ASc

    • Detect PurpleFox Rootkit

      Detect PurpleFox Rootkit.

    • 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.

    • PurpleFox

      PurpleFox is an exploit kit used to distribute other malware families and first seen in 2018.

    • UAC bypass

    • ACProtect 1.3x - 1.4x DLL software

      Detects file using ACProtect software.

    • Downloads MZ/PE file

    • Executes dropped EXE

    • UPX packed file

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

    • Checks computer location settings

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

    • Drops startup file

    • Loads dropped DLL

    • Checks whether UAC is enabled

    • Enumerates connected drives

      Attempts to read the root path of hard drives other than the default C: drive.

    • An obfuscated cmd.exe command-line is typically used to evade detection.

    • Suspicious use of SetThreadContext

MITRE ATT&CK Matrix ATT&CK v6

Privilege Escalation

Bypass User Account Control

1
T1088

Defense Evasion

Bypass User Account Control

1
T1088

Disabling Security Tools

1
T1089

Modify Registry

2
T1112

Discovery

Query Registry

4
T1012

System Information Discovery

6
T1082

Peripheral Device Discovery

2
T1120

Tasks