Overview

overview

10

Static

static

b01242e2d0...5e.exe

windows7-x64

1

b01242e2d0...5e.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    b01242e2d060c0af9ff07c172cbeed5d19902f9a4e395c14aea7189738c2735e

  • Size

    884KB

  • Sample

    221130-287rzsha3z

  • MD5

    8a4dd03144ec28c7942a150bc545453e

  • SHA1

    458dbd1ebfe407684f6b7c76c1cbd355e40e39e1

  • SHA256

    b01242e2d060c0af9ff07c172cbeed5d19902f9a4e395c14aea7189738c2735e

  • SHA512

    e7264f2d874f962bc6a9d77512de68408ae2ef5bba407ad12f38e4a7cc9417640f50428260e46100b89f68bfbc9d851e661419efd3914a9a221ad19840e9d27d

  • SSDEEP

    24576:PBhPPA3MK2n7wr63VyL47Dnc/G2Vw4HFEkZiy2hk51534qj8:PbHFKaVGcD32VKkZiK5Lj

Score
10/10
darkcometguest16persistencerattrojan

Malware Config

Extracted

Family

darkcomet

Botnet

Guest16

C2

dafaaq.no-ip.biz:83

Mutex

DC_MUTEX-2WMPPQS

Attributes
  • InstallPath

    MSDCSC\msdcsc.exe

  • gencode

    ZsyQjca5riPn

  • install

    true

  • offline_keylogger

    true

  • persistence

    true

  • reg_key

    MicroUpdate

Targets

    • Target

      b01242e2d060c0af9ff07c172cbeed5d19902f9a4e395c14aea7189738c2735e

    • Size

      884KB

    • MD5

      8a4dd03144ec28c7942a150bc545453e

    • SHA1

      458dbd1ebfe407684f6b7c76c1cbd355e40e39e1

    • SHA256

      b01242e2d060c0af9ff07c172cbeed5d19902f9a4e395c14aea7189738c2735e

    • SHA512

      e7264f2d874f962bc6a9d77512de68408ae2ef5bba407ad12f38e4a7cc9417640f50428260e46100b89f68bfbc9d851e661419efd3914a9a221ad19840e9d27d

    • SSDEEP

      24576:PBhPPA3MK2n7wr63VyL47Dnc/G2Vw4HFEkZiy2hk51534qj8:PbHFKaVGcD32VKkZiK5Lj

    Score
    10/10
    darkcometguest16persistencerattrojan

    • Darkcomet

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

      trojanratdarkcomet

    • Modifies WinLogon for persistence

      persistence

    • Executes dropped EXE

    • Uses the VBS compiler for execution

    • Adds Run key to start application

      persistence

    • Drops file in System32 directory

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Scripting

1
T1064

Persistence

Winlogon Helper DLL

1
T1004

Registry Run Keys / Startup Folder

1
T1060

Privilege Escalation

Defense Evasion

Modify Registry

2
T1112

Scripting

1
T1064

Credential Access

Discovery

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Tasks