Overview

overview

10

Static

static

b5ddea176f...9c.exe

windows7-x64

10

b5ddea176f...9c.exe

windows10-2004-x64

8

Sharing

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General

  • Target

    b5ddea176f84e1230e048754fa7222b01f272c7fc36cd8a370808eb53e88a59c

  • Size

    524KB

  • Sample

    221203-hnbz2agg4v

  • MD5

    339d322f96ffae239fcfda935c332f91

  • SHA1

    36b1809655156659a52edeadf665c72c6ba071f1

  • SHA256

    b5ddea176f84e1230e048754fa7222b01f272c7fc36cd8a370808eb53e88a59c

  • SHA512

    b942464f9d06855198f323b9891c8704ff145c94f1cba0ac92dccaa19946b1a21ca1a5f37c1b73b482f52a737cf9b822d08286cddc0b41ebd8105e676bbd7cb8

  • SSDEEP

    6144:7Rm973fQ6Rf/3sNYGl73IBtWcp+a18MWExFrMkuWnOMdWFmjD1z93bW:741Tf/AYGpSp+aKMWExFriWL8FM3q

Score
10/10
gh0stratbootkitpersistencerat

Malware Config

Targets

    • Target

      b5ddea176f84e1230e048754fa7222b01f272c7fc36cd8a370808eb53e88a59c

    • Size

      524KB

    • MD5

      339d322f96ffae239fcfda935c332f91

    • SHA1

      36b1809655156659a52edeadf665c72c6ba071f1

    • SHA256

      b5ddea176f84e1230e048754fa7222b01f272c7fc36cd8a370808eb53e88a59c

    • SHA512

      b942464f9d06855198f323b9891c8704ff145c94f1cba0ac92dccaa19946b1a21ca1a5f37c1b73b482f52a737cf9b822d08286cddc0b41ebd8105e676bbd7cb8

    • SSDEEP

      6144:7Rm973fQ6Rf/3sNYGl73IBtWcp+a18MWExFrMkuWnOMdWFmjD1z93bW:741Tf/AYGpSp+aKMWExFriWL8FM3q

    Score
    10/10
    gh0stratbootkitpersistencerat

    • 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

    • Executes dropped EXE

    • Sets DLL path for service in the registry

      persistence

    • Checks computer location settings

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

    • Deletes itself

    • Loads dropped DLL

    • Enumerates connected drives

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

    • Writes to the Master Boot Record (MBR)

      Bootkits write to the MBR to gain persistence at a level below the operating system.

      bootkitpersistence

    • Drops file in System32 directory

    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

1
T1060

Bootkit

1
T1067

Privilege Escalation

Defense Evasion

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