Overview

overview

10

Static

static

3

newfile/projekt.exe

windows7-x64

10

newfile/projekt.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    a76146ce596e7583f86d1d13701db46b

  • Size

    675KB

  • Sample

    240226-z67cbsgc56

  • MD5

    a76146ce596e7583f86d1d13701db46b

  • SHA1

    72b35936156d1ad3d00c44fe6274a82bebdf8bdb

  • SHA256

    7d253821d0e9186d3852d6dfbdf0c10f577925210a23fa0162eb8547505a49cf

  • SHA512

    8b5a1a9f41e2f2b9c4afd9dbef4106a85b4229b07a639c81654f1c7a931545997259b9297c49d56858b1777b5359b80ac883ea045c7bd48a83160ab9e6ddf849

  • SSDEEP

    12288:YagWaLfxohDlKw8hUPTPGOOF7jKO5fwfT3S0UKFAtFoNzRikNWzUrlHGNrvMdDoM:YaRaEDACbPGOOe79MfoNzRZWgrw7MB

Score
10/10
darkcomettestpersistencerattrojan

Malware Config

Extracted

Family

darkcomet

Botnet

Test

C2

tester-server.zapto.org:1604

Mutex

DC_MUTEX-P2DVN3L

Attributes
  • InstallPath

    MSDCSC\msdcsc.exe

  • gencode

    elVusfw8yiNi

  • install

    true

  • offline_keylogger

    true

  • persistence

    true

  • reg_key

    MicroUpdate

Targets

    • Target

      newfile/projekt.exe

    • Size

      903KB

    • MD5

      cf3ce2ccca45a9657cb82b2ea5461b67

    • SHA1

      125e142720417cff4063730492cd119a5c0c619d

    • SHA256

      8faffe74f79e3069ddb6ba4ea8eafa8209153e7991fee2733d942766a6c4d2b7

    • SHA512

      1e387a4a19e9ea4ed393b29ae0044134d416923d151f857806c446139183442df5dc4f664ac3e4bfe460da75cf4e831f604949b1ec92c151e018b469c2b3a016

    • SSDEEP

      24576:/WJ6PaeCGJNLHzERKkcTkiY0Xr6nrqrjHl6d:R/N9ElrM4

    Score
    10/10
    darkcomettestpersistencerattrojan

    • Darkcomet

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

      trojanratdarkcomet

    • Modifies WinLogon for persistence

      persistence

    • Checks computer location settings

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

    • Executes dropped EXE

    • Loads dropped DLL

    • Adds Run key to start application

      persistence

    • Drops file in System32 directory

    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

Privilege Escalation

Boot or Logon Autostart Execution

2
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Winlogon Helper DLL

1
T1547.004

Defense Evasion

Modify Registry

2
T1112

Credential Access

Discovery

Query Registry

1
T1012

System Information Discovery

2
T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Tasks