Overview

overview

10

Static

static

10

287fe2a88e...87.exe

windows7_x64

10

287fe2a88e...87.exe

windows10-2004_x64

10

Analysis

  • max time kernel
    149s
  • max time network
    152s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220414-en
  • submitted
    21-05-2022 19:16

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General

  • Target

    287fe2a88eaa68427924f8cd4204bd39cdc5a1d61140bf6c0e4779636445d287.exe

  • Size

    349KB

  • MD5

    2c0d429589bc6ff62344c943b0db8def

  • SHA1

    602c64345157856e174eb001d2a2b81346117094

  • SHA256

    287fe2a88eaa68427924f8cd4204bd39cdc5a1d61140bf6c0e4779636445d287

  • SHA512

    c661e141a6492369ca45911af5740ce1bb7d85117f3f113da07cf22d83bef911036c7d06b4a5cbacca738e73075b09e476bdca16fa0a9beb5d471bcf9f48f649

Score
10/10
darkcometpersistencerattrojanupx

Malware Config

Signatures

  • Darkcomet

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

    trojanratdarkcomet
  • Modifies WinLogon for persistence 2 TTPs 1 IoCs
    persistence
  • Executes dropped EXE 1 IoCs
  • UPX packed file 2 IoCs

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

    upx
  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Adds Run key to start application 2 TTPs 1 IoCs
    persistence
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious use of AdjustPrivilegeToken 48 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\287fe2a88eaa68427924f8cd4204bd39cdc5a1d61140bf6c0e4779636445d287.exe
    "C:\Users\Admin\AppData\Local\Temp\287fe2a88eaa68427924f8cd4204bd39cdc5a1d61140bf6c0e4779636445d287.exe"
    1⤵
    • Modifies WinLogon for persistence
    • Checks computer location settings
    • Adds Run key to start application
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2300
    • C:\Users\Admin\Documents\MSDCSC\msdcsc.exe
      "C:\Users\Admin\Documents\MSDCSC\msdcsc.exe"
      2⤵
      • Executes dropped EXE
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:4020

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Winlogon Helper DLL

1
T1004

Registry Run Keys / Startup Folder

1
T1060

Privilege Escalation

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

Replay Monitor

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Downloads

  • C:\Users\Admin\Documents\MSDCSC\msdcsc.exe
    Filesize

    349KB

    MD5

    2c0d429589bc6ff62344c943b0db8def

    SHA1

    602c64345157856e174eb001d2a2b81346117094

    SHA256

    287fe2a88eaa68427924f8cd4204bd39cdc5a1d61140bf6c0e4779636445d287

    SHA512

    c661e141a6492369ca45911af5740ce1bb7d85117f3f113da07cf22d83bef911036c7d06b4a5cbacca738e73075b09e476bdca16fa0a9beb5d471bcf9f48f649

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  • C:\Users\Admin\Documents\MSDCSC\msdcsc.exe
    Filesize

    349KB

    MD5

    2c0d429589bc6ff62344c943b0db8def

    SHA1

    602c64345157856e174eb001d2a2b81346117094

    SHA256

    287fe2a88eaa68427924f8cd4204bd39cdc5a1d61140bf6c0e4779636445d287

    SHA512

    c661e141a6492369ca45911af5740ce1bb7d85117f3f113da07cf22d83bef911036c7d06b4a5cbacca738e73075b09e476bdca16fa0a9beb5d471bcf9f48f649

    Download Submit
  • memory/4020-130-0x0000000000000000-mapping.dmp
    Download