Overview

overview

10

Static

static

10

1968234496...14.exe

windows7-x64

10

1968234496...14.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    196823449602346358b5f114c451a745a50238c1932d5e78a9d143294cb21114

  • Size

    1.3MB

  • Sample

    221125-wtd88sea24

  • MD5

    e9b43d240d7cfe184feee485a5582d12

  • SHA1

    ca7e417cb7ea419c46bf5806c0aaf7150c539990

  • SHA256

    196823449602346358b5f114c451a745a50238c1932d5e78a9d143294cb21114

  • SHA512

    5cc6ac4a14ed6e6db637509a9cd340fe6d75836b4083179b1a50facdb987b9e52365199576a76b0c9a81870822f1367ea59a227c435c51c27139e53b706ca817

  • SSDEEP

    24576:mhEVaPqLTrLMVGAJe2JEB8XA+Bnv+sYmv1z6D1lcmxnAMYhl8h:UEVUc/AJe2JsvGvTzKlcmGMmlu

Score
10/10
darkcometneshtachurkapersistenceratspywarestealertrojanupx

Malware Config

Extracted

Family

darkcomet

Botnet

CHurka

C2

85.93.52.232:1604

Mutex

DC_MUTEX-XUETUYT

Attributes
  • InstallPath

    MSDCSC\msdcsc.exe

  • gencode

    lw18MRhbwShC

  • install

    true

  • offline_keylogger

    true

  • persistence

    false

  • reg_key

    MicroUpdate

Targets

    • Target

      196823449602346358b5f114c451a745a50238c1932d5e78a9d143294cb21114

    • Size

      1.3MB

    • MD5

      e9b43d240d7cfe184feee485a5582d12

    • SHA1

      ca7e417cb7ea419c46bf5806c0aaf7150c539990

    • SHA256

      196823449602346358b5f114c451a745a50238c1932d5e78a9d143294cb21114

    • SHA512

      5cc6ac4a14ed6e6db637509a9cd340fe6d75836b4083179b1a50facdb987b9e52365199576a76b0c9a81870822f1367ea59a227c435c51c27139e53b706ca817

    • SSDEEP

      24576:mhEVaPqLTrLMVGAJe2JEB8XA+Bnv+sYmv1z6D1lcmxnAMYhl8h:UEVUc/AJe2JsvGvTzKlcmGMmlu

    Score
    10/10
    darkcometneshtachurkapersistenceratspywarestealertrojanupx

    • Darkcomet

      DarkComet is a remote access trojan (RAT) developed by Jean-Pierre Lesueur.

      trojanratdarkcomet

    • Detect Neshta payload

    • Modifies WinLogon for persistence

      persistence

    • Modifies system executable filetype association

      persistence

    • Neshta

      Malware from the neshta family is designed to infect itself into other files to spread itself and cause damage.

      persistencespywareneshta

    • Executes dropped EXE

    • UPX packed file

      Detects executables packed with UPX/modified UPX open source packer.

      upx

    • Checks computer location settings

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

    • Loads dropped DLL

    • Reads user/profile data of web browsers

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

      spywarestealer

    • Adds Run key to start application

      persistence

    • AutoIT Executable

      AutoIT scripts compiled to PE executables.

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Winlogon Helper DLL

1
T1004

Change Default File Association

1
T1042

Registry Run Keys / Startup Folder

1
T1060

Privilege Escalation

Defense Evasion

Modify Registry

3
T1112

Credential Access

Credentials in Files

1
T1081

Discovery

Query Registry

1
T1012

System Information Discovery

2
T1082

Lateral Movement

Collection

Data from Local System

1
T1005

Exfiltration

Command and Control

Impact

Tasks