Overview

overview

10

Static

static

10

FOTOVERANO15.scr

windows7-x64

10

FOTOVERANO15.scr

windows10-2004-x64

10

Sharing

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General

  • Target

    FOTOVERANO15.scr

  • Size

    874KB

  • Sample

    230507-k1cs7seh71

  • MD5

    ec692bde91ad1c6e182843bc0a5c7e81

  • SHA1

    54996c1d4aeaf76855b7b73a323b74c191573863

  • SHA256

    de19d8ea2911ff7e337823576e214151ad4426206db8e9ea9880778f2592f935

  • SHA512

    4b4d5b7707071b86cb2d55411766bb3ebde9a8765becdaf5840d78be6e278f5b3d2bbe2888350a4d113c49a65c9b8e2ec818429db91c72529b0fbfd12f9c7dbe

  • SSDEEP

    24576:aZ1xuVVjfFoynPaVBUR8f+kN10EBa10svzX:qQDgok30gW

Score
10/10
darkcometfotoverano15evasionpersistencerattrojan

Malware Config

Extracted

Family

darkcomet

Botnet

FOTOVERANO15

C2

seguridadsocial.ddns.net:1604

Mutex

DC_MUTEX-MKHPJPY

Attributes
  • InstallPath

    MSDCSC\msdcsc.exe

  • gencode

    lsBsa7lPZ9Fu

  • install

    true

  • offline_keylogger

    true

  • persistence

    true

  • reg_key

    MicroUpdate

Targets

    • Target

      FOTOVERANO15.scr

    • Size

      874KB

    • MD5

      ec692bde91ad1c6e182843bc0a5c7e81

    • SHA1

      54996c1d4aeaf76855b7b73a323b74c191573863

    • SHA256

      de19d8ea2911ff7e337823576e214151ad4426206db8e9ea9880778f2592f935

    • SHA512

      4b4d5b7707071b86cb2d55411766bb3ebde9a8765becdaf5840d78be6e278f5b3d2bbe2888350a4d113c49a65c9b8e2ec818429db91c72529b0fbfd12f9c7dbe

    • SSDEEP

      24576:aZ1xuVVjfFoynPaVBUR8f+kN10EBa10svzX:qQDgok30gW

    Score
    10/10
    darkcometfotoverano15evasionpersistencerattrojan

    • Darkcomet

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

      trojanratdarkcomet

    • Modifies WinLogon for persistence

      persistence

    • Modifies firewall policy service

      evasion

    • Checks computer location settings

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

    • Deletes itself

    • Executes dropped EXE

    • Loads dropped DLL

    • Adds Run key to start application

      persistence

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Winlogon Helper DLL

1
T1004

Modify Existing Service

1
T1031

Registry Run Keys / Startup Folder

1
T1060

Privilege Escalation

Defense Evasion

Modify Registry

3
T1112

Credential Access

Discovery

Query Registry

1
T1012

System Information Discovery

2
T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Tasks