Overview

overview

10

Static

static

10

WizClient.exe

windows10-2004-x64

10

WizClient.exe

windows10-ltsc_2021-x64

10

Sharing

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General

  • Target
    WizClient.exe
  • Size 31KB
  • Sample260424-t7capafs5j
  • SHA256 977ff8973e6a2fc033c254e3ef6849c584613509a97ab436b082789dfa6deb31
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
xwormbootkitdefense_evasiondiscoverypersistencerattrojan

Malware Config

Extracted

Family

  • xworm

C2

  • wl6ux5ooma.localto.net:7975

Mutex

  • cI4NghDGW1zoEuih

Attributes
  • install_file

    USB.exe

aes.plain

Targets

    • Target
      WizClient.exe
    • Size 31KB
    • SHA256 977ff8973e6a2fc033c254e3ef6849c584613509a97ab436b082789dfa6deb31
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    10/10
    bootkitdefense_evasiondiscoveryxwormpersistencerattrojan

    • Detect Xworm Payload

    • Family: Xworm

      Xworm is a remote access trojan written in C#.

      trojanratxworm

    • Disables Task Manager via registry modification

      defense_evasion

    • Checks computer location settings

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

    • Executes dropped EXE

    • 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 Enterprise v16

Tasks