Overview

overview

10

Static

static

7

67e0fbdcc5...18.exe

windows7-x64

10

67e0fbdcc5...18.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    67e0fbdcc5b4c67ea6020f2a9a3cd66b_JaffaCakes118

  • Size

    7.6MB

  • Sample

    240522-tw78zsha62

  • MD5

    67e0fbdcc5b4c67ea6020f2a9a3cd66b

  • SHA1

    3b62c037ad412deecf638812e66bbddfa05efa35

  • SHA256

    61469ca57f2adc1298c401654f480d1a74216bf198fcc4083c4ecb4c915719a5

  • SHA512

    abdd972d162d4fae5f1bbe7b8e46b6ad72c1481ec3c448c1a327971a96e87774d2461e4858d19c6874b53ef74bac431e2dd21f6c0d6691a67b0b4b84b6a807f6

  • SSDEEP

    196608:rvJviy/wgWy5EIapA2yxr/229ivSZ1RCcMNcNLtQ89yCrvWF37aGb5:LJ5tFye2yt/2ai6Z12Cp23wWF37L

Score
10/10
darkcometneoevasionpersistencerattrojanupxvmprotect

Malware Config

Extracted

Family

darkcomet

Botnet

Neo

C2

neoxyne.myvnc.com:1995

Mutex

DC_MUTEX-RVTKUEQ

Attributes
  • InstallPath

    Google\chromemsdcsc.exe

  • gencode

    uiEb6MXxZaxa

  • install

    true

  • offline_keylogger

    true

  • password

    neoxyne1995

  • persistence

    true

  • reg_key

    MicroUpdate

Targets

    • Target

      67e0fbdcc5b4c67ea6020f2a9a3cd66b_JaffaCakes118

    • Size

      7.6MB

    • MD5

      67e0fbdcc5b4c67ea6020f2a9a3cd66b

    • SHA1

      3b62c037ad412deecf638812e66bbddfa05efa35

    • SHA256

      61469ca57f2adc1298c401654f480d1a74216bf198fcc4083c4ecb4c915719a5

    • SHA512

      abdd972d162d4fae5f1bbe7b8e46b6ad72c1481ec3c448c1a327971a96e87774d2461e4858d19c6874b53ef74bac431e2dd21f6c0d6691a67b0b4b84b6a807f6

    • SSDEEP

      196608:rvJviy/wgWy5EIapA2yxr/229ivSZ1RCcMNcNLtQ89yCrvWF37aGb5:LJ5tFye2yt/2ai6Z12Cp23wWF37L

    Score
    10/10
    darkcometneoevasionpersistencerattrojanupxvmprotect

    • Darkcomet

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

      trojanratdarkcomet

    • Modifies WinLogon for persistence

      persistence

    • Modifies firewall policy service

      evasion

    • Modifies security service

      evasion

    • Windows security bypass

      evasiontrojan

    • Sets file to hidden

      Modifies file attributes to stop it showing in Explorer etc.

      evasion

    • Checks computer location settings

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

    • Executes dropped EXE

    • Loads dropped DLL

    • UPX packed file

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

      upx

    • VMProtect packed file

      Detects executables packed with VMProtect commercial packer.

      vmprotect

    • Windows security modification

      evasiontrojan

    • Adds Run key to start application

      persistence

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

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

2
T1543

Windows Service

2
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

2
T1543

Windows Service

2
T1543.003

Defense Evasion

Modify Registry

7
T1112

Impair Defenses

2
T1562

Disable or Modify Tools

2
T1562.001

Hide Artifacts

2
T1564

Hidden Files and Directories

2
T1564.001

Credential Access

Discovery

Query Registry

1
T1012

System Information Discovery

2
T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Tasks