Overview

overview

10

Static

static

10

Clien123.exe

windows10-2004-x64

10

Final123.exe

windows10-2004-x64

7

NqydMiBpgE71.html

windows10-2004-x64

4

Pls.exe

windows10-2004-x64

10

joker12321.exe

windows10-2004-x64

10

neploskiy_...AB.exe

windows10-2004-x64

10

Sharing

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General

  • Target
    250611-dyhhcaytey.bin
  • Size 9.7MB
  • Sample250611-fxf91aam91
  • SHA256 b1e1d1d4234a4eca32f6b20fbf3eeaeca26278e728d6f2fdc8563ab7b0aa83e3
  • MD5 SHA1 SHA512 SSDEEP
Score
10/10
celestialratlummaquasarxworm10�x+�collectiondiscoverypersistenceratspywarestealertrojan

Malware Config

Extracted

Family

  • xworm

Version

  • 5.0

C2

  • 78.142.218.142:5353

Mutex

  • r4NoCZGiIE3OaQHF

Attributes
  • install_file

    USB.exe

aes.plain

Extracted

Family

  • quasar

Version

  • 1.6.4

Botnet

  • 1

C2

  • 94.156.115.95:4782

Mutex

  • cdbb3682-1ab8-4980-9fb1-d6cf1f7dda58

Attributes
  • encryption_key

    9950F808CA19C8B9E5F501758CEFDE24B402B638

  • install_name

    RunShellXDWD.exe

  • key_salt

    5a23f8394640cb9e40658446a04c0bbae82dc93d0470e1b2a406a90fd2520382

  • log_directory

    Logs

  • reconnect_delay

    3000

  • startup_key

    RunShellXDWD

Extracted

Family

  • celestialrat

Version

  • 1.0.0

Campaign

  • 0�X+�

Mutex

  • 4�Q=����м�Z���)�ѵ؅�d�Xa��

Attributes
  • auto_start_type

    %�Z1���

  • blacklisted_countries

    %� ī�.

  • blacklisted_hosts

    ��Jv����������l������) �Hh��JY�K9���ٴ�����|��큍�*S�F:���Pc���Y�������������fS�PG1��Q�\*����������z������)�P}��P�Rv���L�������y������* �J:��[�^7����ۡ�� ���m��큍�*S�B6ж^�/����������5������sB�W<е\�T.�������G���������sW�A<��^Y�R5�����顏���~��큍�*S�@ 2��N�I/���Y�����͈r������8G�U�'ݶ^�/����������t������6E�W !��DY�Hc���Y���� ���n������fS�PG>��[�;�������� ���m������* �H>���Pc���Y�������w��큍�*S�T "��I�^7����ۡ�����5������* �W>��Z�X*�������D���t����¬*S� !��Y�^*����������i������1 �Hh��JY�_9����������5������)K�N }��PL�J/��������Νl������1]� 2��J��G7������� �םl������8V�I:��O�;��

  • bootkit

    #�H=

  • botkiller

    1�Q+�

  • client_filename

    %�S �������

  • client_subfolder

    ;�_+

  • command_line

    %CommandLine%

  • connection_type

    $�\,��

  • country_blacklist

    1�Q+�

  • detectdebugger

    #�H=

  • detectsandboxie

    #�H=

  • detectsmalldisk

    #�H=

  • detectvm

    #�H=

  • detectwindowsxp

    #�H=

  • disable_install_prompt

    #�H=

  • disablecmd

    1�Q+�

  • disablefirewall

    1�Q+�

  • disableregistry

    1�Q+�

  • disablerun

    1�Q+�

  • disabletaskmanager

    1�Q+�

  • disableuac

    1�Q+�

  • disablewinkeys

    1�Q+�

  • hidden_attributes

    #�H=

  • hidden_key

    #�H=

  • highest_priority

    #�H=

  • hollowed_process

    %HollowedProcess%

  • hosts_blacklist

    #�H=

  • install_client

    #�H=

  • libraries_subfolder

    ;�_+

  • lotl_application

    %LOTLApplication%

  • melt_file

    #�H=

  • pastebin

    �I(䪜X�������5������* �1 ��

  • registry_key

    %�S ���

  • root_client_folder

    R�N=�������O

  • root_libraries_folder

    R�N=�������O

  • root_watchdog_folder

    R�X5��

  • rtlsetprocesscritical

    #�H=

  • system_attributes

    #�H=

  • task_name

    %�S ���

  • try_other_method

    #�H=

  • usb_spread

    #�H=

  • usb_spread_filename

    "�v���

Extracted

Family

  • lumma

C2

  • https://sstemxehg.shop/gaks

  • https://narrathfpt.top/tekq

  • https://escczlv.top/bufi

  • https://localixbiw.top/zlpa

  • https://korxddl.top/qidz

  • https://stochalyqp.xyz/alfp

  • https://diecam.top/laur/api

  • https://citellcagt.top/gjtu

  • https://peppinqikp.xyz/xaow

  • https://t.me/vstalnasral555

  • https://waxnps.live/aoqp/api

Targets

    • Target
      Clien123.exe
    • Size 36KB
    • SHA256 f4a34b07a3844cf4fd2e7f8db292832fe2322888c2b7ff474a80b8f2b083124c
    • MD5 SHA1 SHA512 SSDEEP
    Score
    10/10
    xwormrattrojan

    • Detect Xworm Payload

    • Xworm

      Xworm is a remote access trojan written in C#.

      trojanratxworm

    • Xworm family

      xworm
    behavioral1
    • Target
      Final123.exe
    • Size 550KB
    • SHA256 fb11dff450543b8d892e77e8a4e6e87d49a44dab1edf9535cfc9a023aed471b5
    • MD5 SHA1 SHA512 SSDEEP
    Score
    7/10
    collectiondiscoveryspywarestealer

    • Reads WinSCP keys stored on the system

      Tries to access WinSCP stored sessions.

      spywarestealer

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

      spywarestealer

    • Accesses Microsoft Outlook profiles

      collection
    behavioral2
    • Target
      NqydMiBpgE71
    • Size 32KB
    • SHA256 29cc3887cca50a37c28cfb6def03e9af553d32aa911a0dbbfcb32f9b26ce16c5
    • MD5 SHA1 SHA512 SSDEEP
    Score
    4/10
    discovery
    behavioral3
    • Target
      Pls.exe
    • Size 6.9MB
    • SHA256 c598101df884baa2a9db9162b00fe4ab7adf469ae87d764e6d8b210fe095e565
    • MD5 SHA1 SHA512 SSDEEP
    Score
    10/10
    celestialratquasar10�x+�discoverypersistencespywaretrojan

    • CelestialRAT

      CelestialRAT is a trojan written in C#.

      trojancelestialrat

    • Celestialrat family

      celestialrat

    • Detects CelestialRAT.

    • Modifies WinLogon for persistence

      persistence

    • Process spawned unexpected child process

      This typically indicates the parent process was compromised via an exploit or macro.

    • Quasar RAT

      Quasar is an open source Remote Access Tool.

      trojanspywarequasar

    • Quasar family

      quasar

    • Quasar payload

    • Checks computer location settings

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

    • Executes dropped EXE

    • Adds Run key to start application

      persistence

    • Drops file in System32 directory

    behavioral4
    • Target
      joker12321.exe
    • Size 1.7MB
    • SHA256 8d8ad298846b53c543af2edc24dcc9a919a9e2973ea0f979527cbf38a9618855
    • MD5 SHA1 SHA512 SSDEEP
    Score
    10/10
    lummadiscoverystealer

    • Lumma Stealer, LummaC

      Lumma or LummaC is an infostealer written in C++ first seen in August 2022.

      stealerlumma

    • Lumma family

      lumma

    • Checks computer location settings

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

    • Executes dropped EXE

    • Suspicious use of SetThreadContext

    behavioral5
    • Target
      neploskiy_crypted_LAB.exe
    • Size 1.4MB
    • SHA256 2d93bc4ef064b8a824825af4672da00b1651ea42b9b58009816019d801f7ef0d
    • MD5 SHA1 SHA512 SSDEEP
    Score
    10/10
    lummadiscoverystealer

    • Lumma Stealer, LummaC

      Lumma or LummaC is an infostealer written in C++ first seen in August 2022.

      stealerlumma

    • Lumma family

      lumma

    • Suspicious use of SetThreadContext

    behavioral6

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

1
T1053

Scheduled Task

1
T1053.005

Persistence

Boot or Logon Autostart Execution

2
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Winlogon Helper DLL

1
T1547.004

Scheduled Task/Job

1
T1053

Scheduled Task

1
T1053.005

Privilege Escalation

Boot or Logon Autostart Execution

2
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Winlogon Helper DLL

1
T1547.004

Scheduled Task/Job

1
T1053

Scheduled Task

1
T1053.005

Defense Evasion

Modify Registry

2
T1112

Credential Access

Credentials from Password Stores

1
T1555

Credentials from Web Browsers

1
T1555.003

Unsecured Credentials

2
T1552

Credentials In Files

1
T1552.001

Credentials in Registry

1
T1552.002

Discovery

Browser Information Discovery

1
T1217

Query Registry

4
T1012

System Information Discovery

4
T1082

System Location Discovery

1
T1614

System Language Discovery

1
T1614.001

Lateral Movement

Collection

Data from Local System

2
T1005

Email Collection

1
T1114

Command and Control

Exfiltration

Impact

Tasks