Overview

overview

10

Static

static

7

60d1c5bc53...1c.exe

windows7-x64

10

60d1c5bc53...1c.exe

windows10-2004-x64

7

Analysis

  • max time kernel
    154s
  • max time network
    172s
  • platform
    windows7_x64
  • resource
    win7-20220718-en
  • resource tags

    arch:x64arch:x86image:win7-20220718-enlocale:en-usos:windows7-x64system
  • submitted
    31-07-2022 03:09

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General

  • Target

    60d1c5bc537150e4378ebd085eb162ae890f857f9b7a5229d31bd7bd1239bc1c.exe

  • Size

    936KB

  • MD5

    0ffaf327f35853510f27ba129227fafd

  • SHA1

    68bd72e8e3d5873d0db9311b382b3dfe3d6fae3d

  • SHA256

    60d1c5bc537150e4378ebd085eb162ae890f857f9b7a5229d31bd7bd1239bc1c

  • SHA512

    aeffb0e88acd1cbf8cd84c92ef2d75d3b893fd02cd88edc304543088c499ebb36345121f78f56e406f3f11a99c4fd90cea0c070c4ef32807ca9f62846e3aa822

Score
10/10
darkcometevasionpersistenceratthemidatrojan

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
  • Modifies firewall policy service 2 TTPs 3 IoCs
    evasion
  • Modifies security service 2 TTPs 1 IoCs
    evasion
  • Windows security bypass 2 TTPs 2 IoCs
    evasiontrojan
  • Disables RegEdit via registry modification 1 IoCs
    evasion
  • Disables Task Manager via registry modification
    evasion
  • Checks BIOS information in registry 2 TTPs 2 IoCs

    BIOS information is often read in order to detect sandboxing environments.

  • Identifies Wine through registry keys 2 TTPs 2 IoCs

    Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.

    evasion
  • Themida packer 12 IoCs

    Detects Themida, an advanced Windows software protection system.

    themida
  • Adds Run key to start application 2 TTPs 2 IoCs
    persistence
  • Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Checks processor information in registry 2 TTPs 8 IoCs

    Processor information is often read in order to detect sandboxing environments.

  • Enumerates system info in registry 2 TTPs 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 46 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 53 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\60d1c5bc537150e4378ebd085eb162ae890f857f9b7a5229d31bd7bd1239bc1c.exe
    "C:\Users\Admin\AppData\Local\Temp\60d1c5bc537150e4378ebd085eb162ae890f857f9b7a5229d31bd7bd1239bc1c.exe"
    1⤵
    • Modifies WinLogon for persistence
    • Checks BIOS information in registry
    • Identifies Wine through registry keys
    • Adds Run key to start application
    • Suspicious use of NtSetInformationThreadHideFromDebugger
    • Suspicious use of SetThreadContext
    • Checks processor information in registry
    • Enumerates system info in registry
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1076
    • C:\Windows\SysWOW64\notepad.exe
      notepad
      2⤵
      • Adds Run key to start application
      PID:1536
    • C:\Windows\SysWOW64\explorer.exe
      "C:\Windows\SysWOW64\explorer.exe"
      2⤵
      • Modifies firewall policy service
      • Modifies security service
      • Windows security bypass
      • Disables RegEdit via registry modification
      • Checks BIOS information in registry
      • Identifies Wine through registry keys
      • Suspicious use of NtSetInformationThreadHideFromDebugger
      • Checks processor information in registry
      • Enumerates system info in registry
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: GetForegroundWindowSpam
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:1472
      • C:\Windows\SysWOW64\notepad.exe
        C:\Windows\SysWOW64\notepad.exe
        3⤵
          PID:1912

    Network

    MITRE ATT&CK Matrix ATT&CK v6

    Initial Access

    Execution

    Persistence

    Winlogon Helper DLL

    1
    T1004

    Modify Existing Service

    2
    T1031

    Registry Run Keys / Startup Folder

    1
    T1060

    Privilege Escalation

    Defense Evasion

    Modify Registry

    5
    T1112

    Disabling Security Tools

    1
    T1089

    Virtualization/Sandbox Evasion

    1
    T1497

    Credential Access

    Discovery

    Query Registry

    4
    T1012

    System Information Discovery

    3
    T1082

    Virtualization/Sandbox Evasion

    1
    T1497

    Lateral Movement

    Collection

    Exfiltration

    Command and Control

    Impact

    Replay Monitor

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    Downloads

    • C:\Windupdt\winupdate.exe
      Filesize

      936KB

      MD5

      0ffaf327f35853510f27ba129227fafd

      SHA1

      68bd72e8e3d5873d0db9311b382b3dfe3d6fae3d

      SHA256

      60d1c5bc537150e4378ebd085eb162ae890f857f9b7a5229d31bd7bd1239bc1c

      SHA512

      aeffb0e88acd1cbf8cd84c92ef2d75d3b893fd02cd88edc304543088c499ebb36345121f78f56e406f3f11a99c4fd90cea0c070c4ef32807ca9f62846e3aa822

      Download Submit
    • C:\Windupdt\winupdate.exe
      Filesize

      936KB

      MD5

      0ffaf327f35853510f27ba129227fafd

      SHA1

      68bd72e8e3d5873d0db9311b382b3dfe3d6fae3d

      SHA256

      60d1c5bc537150e4378ebd085eb162ae890f857f9b7a5229d31bd7bd1239bc1c

      SHA512

      aeffb0e88acd1cbf8cd84c92ef2d75d3b893fd02cd88edc304543088c499ebb36345121f78f56e406f3f11a99c4fd90cea0c070c4ef32807ca9f62846e3aa822

      Download Submit
    • memory/1076-54-0x0000000013140000-0x000000001334C000-memory.dmp
      Filesize

      2.0MB

      Download
    • memory/1076-55-0x00000000750B1000-0x00000000750B3000-memory.dmp
      Filesize

      8KB

      Download
    • memory/1076-56-0x0000000013140000-0x000000001334C000-memory.dmp
      Filesize

      2.0MB

      Download
    • memory/1076-57-0x0000000013140000-0x000000001334C000-memory.dmp
      Filesize

      2.0MB

      Download
    • memory/1076-68-0x0000000013140000-0x000000001334C000-memory.dmp
      Filesize

      2.0MB

      Download
    • memory/1076-61-0x0000000013140000-0x000000001334C000-memory.dmp
      Filesize

      2.0MB

      Download
    • memory/1472-63-0x0000000013140000-0x000000001334C000-memory.dmp
      Filesize

      2.0MB

      Download
    • memory/1472-65-0x0000000013140000-0x000000001334C000-memory.dmp
      Filesize

      2.0MB

      Download
    • memory/1472-66-0x0000000013200014-mapping.dmp
      Download
    • memory/1472-69-0x0000000013140000-0x000000001334C000-memory.dmp
      Filesize

      2.0MB

      Download
    • memory/1472-70-0x0000000013140000-0x000000001334C000-memory.dmp
      Filesize

      2.0MB

      Download
    • memory/1472-72-0x0000000013140000-0x000000001334C000-memory.dmp
      Filesize

      2.0MB

      Download
    • memory/1472-75-0x0000000013141000-0x000000001318D000-memory.dmp
      Filesize

      304KB

      Download
    • memory/1472-76-0x0000000013140000-0x000000001334C000-memory.dmp
      Filesize

      2.0MB

      Download
    • memory/1536-58-0x0000000000000000-mapping.dmp
      Download
    • memory/1912-73-0x0000000000000000-mapping.dmp
      Download