Overview

overview

10

Static

static

10

ewas.exe

windows7-x64

10

Sharing

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General

  • Target

    ewas.exe

  • Size

    349KB

  • Sample

    240506-sarhnsfc2y

  • MD5

    a5bf2efdead82d9852a737a0ca4521b3

  • SHA1

    57343b85e7be6fa50062f88ee53eefabb8e9bdde

  • SHA256

    5ee259714e763e88a3579d399ea749b73758fb5e60f746533aece0bc656d51a2

  • SHA512

    6ebf213781c262084dcf586ece5917aa5df75139f2808fb710edddde9893d6fa919dbd66f891c96d6f006ecda235f1f2df0c045c4023c86882aed452b317431d

  • SSDEEP

    6144:hcNYS996KFifeVjBpeExgVTFSXFoMc5RhCaL37gINuzp:hcW7KEZlPzCy37gJz

Score
10/10
darkcometguest16evasionpersistencerattrojanupx

Malware Config

Extracted

Family

darkcomet

Botnet

Guest16

C2

few-madrid.gl.at.ply.gg:46584

Mutex

DC_MUTEX-X5ESPZ2

Attributes
  • InstallPath

    MSDCSC\msdcsc.exe

  • gencode

    LRdfBXLF3m8q

  • install

    true

  • offline_keylogger

    true

  • persistence

    false

  • reg_key

    MicroUpdate

Targets

    • Target

      ewas.exe

    • Size

      349KB

    • MD5

      a5bf2efdead82d9852a737a0ca4521b3

    • SHA1

      57343b85e7be6fa50062f88ee53eefabb8e9bdde

    • SHA256

      5ee259714e763e88a3579d399ea749b73758fb5e60f746533aece0bc656d51a2

    • SHA512

      6ebf213781c262084dcf586ece5917aa5df75139f2808fb710edddde9893d6fa919dbd66f891c96d6f006ecda235f1f2df0c045c4023c86882aed452b317431d

    • SSDEEP

      6144:hcNYS996KFifeVjBpeExgVTFSXFoMc5RhCaL37gINuzp:hcW7KEZlPzCy37gJz

    Score
    10/10
    darkcometguest16evasionpersistencerattrojanupx

    • Darkcomet

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

      trojanratdarkcomet

    • Modifies WinLogon for persistence

      persistence

    • Modifies firewall policy service

      evasion

    • Disables RegEdit via registry modification

      evasion

    • Disables Task Manager via registry modification

      evasion

    • Sets file to hidden

      Modifies file attributes to stop it showing in Explorer etc.

      evasion

    • Executes dropped EXE

    • Loads dropped DLL

    • UPX packed file

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

      upx

    • Adds Run key to start application

      persistence
    behavioral1

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

2
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Winlogon Helper DLL

1
T1547.004

Create or Modify System Process

1
T1543

Windows Service

1
T1543.003

Privilege Escalation

Boot or Logon Autostart Execution

2
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Winlogon Helper DLL

1
T1547.004

Create or Modify System Process

1
T1543

Windows Service

1
T1543.003

Defense Evasion

Modify Registry

3
T1112

Hide Artifacts

2
T1564

Hidden Files and Directories

2
T1564.001

Credential Access

Discovery

System Information Discovery

1
T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Tasks