Overview

overview

10

Static

static

3af9063baf...41.exe

windows7-x64

10

3af9063baf...41.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    3af9063baf12a4bba385387dae90de868e795346fde803ad771fa830f3244b41

  • Size

    460KB

  • Sample

    221219-yrgyfsbb2t

  • MD5

    3971006fbc82286597136e9104621b6f

  • SHA1

    e26a94ad7b28be42c5717846d07d08b3dfb8357e

  • SHA256

    3af9063baf12a4bba385387dae90de868e795346fde803ad771fa830f3244b41

  • SHA512

    1a643106df2fc60be097d87d2a066c1d3e36241948679e5ad192585ede05a8ec60d073fc00d9b558d8cc506d95eae02b864dbe1a67678c7c30b4f4b773d0c68f

  • SSDEEP

    6144:QYrOnQRCjKoIlzTop+q1nkCHE9hGBnVHOZ5mLwRHG1dlV2wQL6tm/mdIp5b+:3X0KoIl3S+q+dGZonYwRHGzyLnp5i

Score
10/10
gh0stratpurplefoxevasionpersistenceratrootkittrojan

Malware Config

Targets

    • Target

      3af9063baf12a4bba385387dae90de868e795346fde803ad771fa830f3244b41

    • Size

      460KB

    • MD5

      3971006fbc82286597136e9104621b6f

    • SHA1

      e26a94ad7b28be42c5717846d07d08b3dfb8357e

    • SHA256

      3af9063baf12a4bba385387dae90de868e795346fde803ad771fa830f3244b41

    • SHA512

      1a643106df2fc60be097d87d2a066c1d3e36241948679e5ad192585ede05a8ec60d073fc00d9b558d8cc506d95eae02b864dbe1a67678c7c30b4f4b773d0c68f

    • SSDEEP

      6144:QYrOnQRCjKoIlzTop+q1nkCHE9hGBnVHOZ5mLwRHG1dlV2wQL6tm/mdIp5b+:3X0KoIl3S+q+dGZonYwRHGzyLnp5i

    Score
    10/10
    gh0stratpurplefoxevasionpersistenceratrootkittrojan

    • Detect PurpleFox Rootkit

      Detect PurpleFox Rootkit.

      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.

      ratgh0strat

    • PurpleFox

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

      rootkittrojanpurplefox

    • Downloads MZ/PE file

    • Executes dropped EXE

    • Sets file to hidden

      Modifies file attributes to stop it showing in Explorer etc.

      evasion

    • Checks computer location settings

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

    • Loads dropped DLL

    • Adds Run key to start application

      persistence

    • Enumerates connected drives

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

    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Hidden Files and Directories

2
T1158

Registry Run Keys / Startup Folder

1
T1060

Privilege Escalation

Defense Evasion

Hidden Files and Directories

2
T1158

Modify Registry

1
T1112

Credential Access

Discovery

Query Registry

3
T1012

System Information Discovery

4
T1082

Peripheral Device Discovery

1
T1120

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Tasks