Overview

overview

10

Static

static

1

lemon.mp4-1.mov

windows11-21h2-x64

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General

  • Target

    lemon.mp4-1.mov

  • Size

    103KB

  • Sample

    250126-t531mawrav

  • MD5

    de829ff9a0f5c07ec7e1a90de40da438

  • SHA1

    c4b44374251296ff97c678afbbeb2009f7df6609

  • SHA256

    ea1d7a3a7ccaa19e036f9ce1f7861b0d32860e4ca23201cf5904e67863cb87c3

  • SHA512

    353bef6848b8a1cdee3bb677b4cacaa99b9139c14c5d86e3e89533fac80151165c5f2435eb87722207dff39769cf27fa11a7b434aabebd43d7762d06b8024ae6

  • SSDEEP

    1536:OPJAF0bFCyP/Lq9htw7mrDGNowqLShO9E5CJljbPjyP51GIbIJexGmPTfA:yAF6f/Lq9htw7DN4SQ9EATryPfTXk

Score
10/10
quasarxwormhawk tuah spit on that thangdiscoveryransomwareratspywaretrojan

Malware Config

Extracted

Family

xworm

Version

5.0

C2

127.0.0.1:7000

Mutex

RUss9jpgCGjKXozU

Attributes
  • Install_directory

    %LocalAppData%

  • install_file

    XClient.exe

aes.plain

Extracted

Family

xworm

C2

127.0.0.1:7000

Attributes
  • Install_directory

    %LocalAppData%

  • install_file

    XClient.exe

Extracted

Family

quasar

Version

1.4.1

Botnet

hawk tuah spit on that thang

C2

127.0.0.1:4782

Mutex

7fce0ae0-8078-4987-8717-6b158b43106e

Attributes
  • encryption_key

    F12EAD15347FEFEAE51235126500C230593C9A9E

  • install_name

    Client.exe

  • log_directory

    Logs

  • reconnect_delay

    3000

  • startup_key

    Quasar Client Startup

  • subdirectory

    SubDir

Targets

    • Target

      lemon.mp4-1.mov

    • Size

      103KB

    • MD5

      de829ff9a0f5c07ec7e1a90de40da438

    • SHA1

      c4b44374251296ff97c678afbbeb2009f7df6609

    • SHA256

      ea1d7a3a7ccaa19e036f9ce1f7861b0d32860e4ca23201cf5904e67863cb87c3

    • SHA512

      353bef6848b8a1cdee3bb677b4cacaa99b9139c14c5d86e3e89533fac80151165c5f2435eb87722207dff39769cf27fa11a7b434aabebd43d7762d06b8024ae6

    • SSDEEP

      1536:OPJAF0bFCyP/Lq9htw7mrDGNowqLShO9E5CJljbPjyP51GIbIJexGmPTfA:yAF6f/Lq9htw7DN4SQ9EATryPfTXk

    Score
    10/10
    quasarxwormhawk tuah spit on that thangdiscoveryransomwareratspywaretrojan

    • Detect Xworm Payload

    • Quasar RAT

      Quasar is an open source Remote Access Tool.

      trojanspywarequasar

    • Quasar family

      quasar

    • Quasar payload

    • Xworm

      Xworm is a remote access trojan written in C#.

      trojanratxworm

    • Xworm family

      xworm

    • Drops startup file

    • Executes dropped EXE

    • Uses the VBS compiler for execution

    • Drops desktop.ini file(s)

    • Enumerates connected drives

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

    • Legitimate hosting services abused for malware hosting/C2

    • Sets desktop wallpaper using registry

      ransomware
    behavioral1

MITRE ATT&CK Enterprise v15

Tasks