Overview

overview

10

Static

static

10

prevmkali.exe

windows11-21h2-x64

10

Analysis

  • max time kernel
    144s
  • max time network
    154s
  • platform
    windows11-21h2_x64
  • resource
    win11-20240412-en
  • resource tags

    arch:x64arch:x86image:win11-20240412-enlocale:en-usos:windows11-21h2-x64system
  • submitted
    13-04-2024 20:39

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General

  • Target

    prevmkali.exe

  • Size

    251KB

  • MD5

    e556b66a52ae28b3c877a9f3c419c5e3

  • SHA1

    3a71dfde7b64c92cca1a023d0c807364d7d4cc1f

  • SHA256

    1993dacf9211a1dab3c7cca176add0714f3061a7c9cb2edaacd31448c16c746a

  • SHA512

    cd8b4a5ba819848cf48b8e59da0099324b06c54bb913381720e612e003a47cef583b4f96947d70a40e41445a802d4368835d339c0a2a2b5c7b91bfbd604df277

  • SSDEEP

    6144:TdcNYS996KFifeVjBpeExgVTFSXFoMc5RhCaL37k1:TdcW7KEZlPzCy37

Score
10/10
darkcometguest16evasionrattrojanupx

Malware Config

Extracted

Family

darkcomet

Botnet

Guest16

C2

6.tcp.us-cal-1.ngrok.io:12638

127.0.0.1:1337
Mutex

DC_MUTEX-RSWN5YL

Attributes
  • gencode

    7gEewe3dp4fF

  • install

    false

  • offline_keylogger

    true

  • persistence

    false

Signatures

  • Darkcomet

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

    trojanratdarkcomet
  • Modifies security service 2 TTPs 1 IoCs
    evasion
  • Windows security bypass 2 TTPs 2 IoCs
    evasiontrojan
  • UPX packed file 3 IoCs

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

    upx
  • Windows security modification 2 TTPs 2 IoCs
    evasiontrojan
  • Legitimate hosting services abused for malware hosting/C2 1 TTPs 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Suspicious use of AdjustPrivilegeToken 24 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • System policy modification 1 TTPs 3 IoCs
    evasion

Processes

  • C:\Users\Admin\AppData\Local\Temp\prevmkali.exe
    "C:\Users\Admin\AppData\Local\Temp\prevmkali.exe"
    1⤵
    • Modifies security service
    • Windows security bypass
    • Windows security modification
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of SetWindowsHookEx
    • System policy modification
    PID:3468

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Create or Modify System Process

1
T1543

Windows Service

1
T1543.003

Privilege Escalation

Create or Modify System Process

1
T1543

Windows Service

1
T1543.003

Defense Evasion

Modify Registry

4
T1112

Impair Defenses

2
T1562

Disable or Modify Tools

2
T1562.001

Credential Access

Discovery

System Information Discovery

1
T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Web Service

1
T1102

Impact

Resource Development

Reconnaissance

Replay Monitor

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Downloads

  • memory/3468-0-0x0000000000400000-0x00000000004B7000-memory.dmp
    Filesize

    732KB

    Download
  • memory/3468-1-0x0000000000BD0000-0x0000000000BD1000-memory.dmp
    Filesize

    4KB

    Download
  • memory/3468-2-0x0000000000400000-0x00000000004B7000-memory.dmp
    Filesize

    732KB

    Download
  • memory/3468-4-0x0000000000BD0000-0x0000000000BD1000-memory.dmp
    Filesize

    4KB

    Download
  • memory/3468-5-0x0000000000400000-0x00000000004B7000-memory.dmp
    Filesize

    732KB

    Download