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Analysis

  • max time kernel
    120s
  • max time network
    118s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    07/11/2024, 19:49 UTC

General

  • Target

    24ffc54781f9737d530037e3ad2239c4823955dc00ce8e67b2c29195b7c972c1N.exe

  • Size

    3.8MB

  • MD5

    e5fc9720f9fa2b5b22c86e2ca5b672f0

  • SHA1

    01b06521fd81f34084865f9ad0f71df1288f7f91

  • SHA256

    24ffc54781f9737d530037e3ad2239c4823955dc00ce8e67b2c29195b7c972c1

  • SHA512

    bf6c70f41289b381d9846f74a72b9daf7ca4bb4e5c21cd6fdc2cee9fd9a277a550bf66a7b705b519725129d905e3bcd9bc6b2d52ff6265075c614cdcdb3806cd

  • SSDEEP

    98304:3i4hTLOMtHDMlANqnfVGPyhcMYg4lSiSLCQrdGLcjFjj/eWKS5h7EleIljztU/qk:3i4hTLOMtHDMlANqnfVGPyhcMYg4lSi6

Malware Config

Signatures

  • Darkcomet

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

  • Darkcomet family
  • Checks BIOS information in registry 2 TTPs 1 IoCs

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

  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Executes dropped EXE 2 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • UPX packed file 29 IoCs

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

  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 5 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Checks processor information in registry 2 TTPs 4 IoCs

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

  • Enumerates system info in registry 2 TTPs 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 24 IoCs
  • Suspicious use of SetWindowsHookEx 3 IoCs
  • Suspicious use of WriteProcessMemory 17 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\24ffc54781f9737d530037e3ad2239c4823955dc00ce8e67b2c29195b7c972c1N.exe
    "C:\Users\Admin\AppData\Local\Temp\24ffc54781f9737d530037e3ad2239c4823955dc00ce8e67b2c29195b7c972c1N.exe"
    1⤵
    • Checks computer location settings
    • System Location Discovery: System Language Discovery
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1856
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\kdVBA.bat" "
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:1872
      • C:\Windows\SysWOW64\reg.exe
        REG ADD "HKCU\Software\Microsoft\Windows\CurrentVersion\Run" /v "Mcrosoft" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\mcsft.exe" /f
        3⤵
        • Adds Run key to start application
        • System Location Discovery: System Language Discovery
        PID:3644
    • C:\Users\Admin\AppData\Roaming\mcsft.exe
      "C:\Users\Admin\AppData\Roaming\mcsft.exe"
      2⤵
      • Executes dropped EXE
      • Suspicious use of SetThreadContext
      • System Location Discovery: System Language Discovery
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:2744
      • C:\Users\Admin\AppData\Roaming\mcsft.exe
        C:\Users\Admin\AppData\Roaming\mcsft.exe
        3⤵
        • Checks BIOS information in registry
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        • Checks processor information in registry
        • Enumerates system info in registry
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of SetWindowsHookEx
        PID:2892

Network

  • flag-us
    DNS
    104.219.191.52.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    104.219.191.52.in-addr.arpa
    IN PTR
    Response
  • flag-us
    DNS
    0.205.248.87.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    0.205.248.87.in-addr.arpa
    IN PTR
    Response
    0.205.248.87.in-addr.arpa
    IN PTR
    https-87-248-205-0lgwllnwnet
  • flag-us
    DNS
    140.32.126.40.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    140.32.126.40.in-addr.arpa
    IN PTR
    Response
  • flag-us
    DNS
    95.221.229.192.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    95.221.229.192.in-addr.arpa
    IN PTR
    Response
  • flag-us
    DNS
    letsgoboom.no-ip.info
    mcsft.exe
    Remote address:
    8.8.8.8:53
    Request
    letsgoboom.no-ip.info
    IN A
    Response
  • flag-us
    DNS
    letsgoboom.no-ip.info
    mcsft.exe
    Remote address:
    8.8.8.8:53
    Request
    letsgoboom.no-ip.info
    IN A
    Response
  • flag-us
    DNS
    154.239.44.20.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    154.239.44.20.in-addr.arpa
    IN PTR
    Response
  • flag-us
    DNS
    letsgoboom.no-ip.info
    mcsft.exe
    Remote address:
    8.8.8.8:53
    Request
    letsgoboom.no-ip.info
    IN A
    Response
  • flag-us
    DNS
    letsgoboom.no-ip.info
    mcsft.exe
    Remote address:
    8.8.8.8:53
    Request
    letsgoboom.no-ip.info
    IN A
    Response
  • flag-us
    DNS
    letsgoboom.no-ip.info
    mcsft.exe
    Remote address:
    8.8.8.8:53
    Request
    letsgoboom.no-ip.info
    IN A
    Response
  • flag-us
    DNS
    letsgoboom.no-ip.info
    mcsft.exe
    Remote address:
    8.8.8.8:53
    Request
    letsgoboom.no-ip.info
    IN A
    Response
  • flag-us
    DNS
    200.163.202.172.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    200.163.202.172.in-addr.arpa
    IN PTR
    Response
  • flag-us
    DNS
    171.39.242.20.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    171.39.242.20.in-addr.arpa
    IN PTR
    Response
  • flag-us
    DNS
    letsgoboom.no-ip.info
    mcsft.exe
    Remote address:
    8.8.8.8:53
    Request
    letsgoboom.no-ip.info
    IN A
    Response
  • flag-us
    DNS
    69.190.18.2.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    69.190.18.2.in-addr.arpa
    IN PTR
    Response
    69.190.18.2.in-addr.arpa
    IN PTR
    a2-18-190-69deploystaticakamaitechnologiescom
  • flag-us
    DNS
    letsgoboom.no-ip.info
    mcsft.exe
    Remote address:
    8.8.8.8:53
    Request
    letsgoboom.no-ip.info
    IN A
    Response
  • flag-us
    DNS
    letsgoboom.no-ip.info
    mcsft.exe
    Remote address:
    8.8.8.8:53
    Request
    letsgoboom.no-ip.info
    IN A
    Response
  • flag-us
    DNS
    letsgoboom.no-ip.info
    mcsft.exe
    Remote address:
    8.8.8.8:53
    Request
    letsgoboom.no-ip.info
    IN A
    Response
  • flag-us
    DNS
    letsgoboom.no-ip.info
    mcsft.exe
    Remote address:
    8.8.8.8:53
    Request
    letsgoboom.no-ip.info
    IN A
    Response
  • flag-us
    DNS
    letsgoboom.no-ip.info
    mcsft.exe
    Remote address:
    8.8.8.8:53
    Request
    letsgoboom.no-ip.info
    IN A
    Response
  • flag-us
    DNS
    letsgoboom.no-ip.info
    mcsft.exe
    Remote address:
    8.8.8.8:53
    Request
    letsgoboom.no-ip.info
    IN A
    Response
  • flag-us
    DNS
    letsgoboom.no-ip.info
    mcsft.exe
    Remote address:
    8.8.8.8:53
    Request
    letsgoboom.no-ip.info
    IN A
    Response
  • flag-us
    DNS
    letsgoboom.no-ip.info
    mcsft.exe
    Remote address:
    8.8.8.8:53
    Request
    letsgoboom.no-ip.info
    IN A
    Response
  • flag-us
    DNS
    letsgoboom.no-ip.info
    mcsft.exe
    Remote address:
    8.8.8.8:53
    Request
    letsgoboom.no-ip.info
    IN A
    Response
  • flag-us
    DNS
    letsgoboom.no-ip.info
    mcsft.exe
    Remote address:
    8.8.8.8:53
    Request
    letsgoboom.no-ip.info
    IN A
    Response
  • flag-us
    DNS
    letsgoboom.no-ip.info
    mcsft.exe
    Remote address:
    8.8.8.8:53
    Request
    letsgoboom.no-ip.info
    IN A
    Response
  • flag-us
    DNS
    letsgoboom.no-ip.info
    mcsft.exe
    Remote address:
    8.8.8.8:53
    Request
    letsgoboom.no-ip.info
    IN A
    Response
  • flag-us
    DNS
    13.227.111.52.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    13.227.111.52.in-addr.arpa
    IN PTR
    Response
  • flag-us
    DNS
    letsgoboom.no-ip.info
    mcsft.exe
    Remote address:
    8.8.8.8:53
    Request
    letsgoboom.no-ip.info
    IN A
    Response
  • flag-us
    DNS
    letsgoboom.no-ip.info
    mcsft.exe
    Remote address:
    8.8.8.8:53
    Request
    letsgoboom.no-ip.info
    IN A
    Response
  • flag-us
    DNS
    letsgoboom.no-ip.info
    mcsft.exe
    Remote address:
    8.8.8.8:53
    Request
    letsgoboom.no-ip.info
    IN A
    Response
  • flag-us
    DNS
    letsgoboom.no-ip.info
    mcsft.exe
    Remote address:
    8.8.8.8:53
    Request
    letsgoboom.no-ip.info
    IN A
    Response
  • flag-us
    DNS
    letsgoboom.no-ip.info
    mcsft.exe
    Remote address:
    8.8.8.8:53
    Request
    letsgoboom.no-ip.info
    IN A
    Response
No results found
  • 8.8.8.8:53
    104.219.191.52.in-addr.arpa
    dns
    73 B
    147 B
    1
    1

    DNS Request

    104.219.191.52.in-addr.arpa

  • 8.8.8.8:53
    0.205.248.87.in-addr.arpa
    dns
    71 B
    116 B
    1
    1

    DNS Request

    0.205.248.87.in-addr.arpa

  • 8.8.8.8:53
    140.32.126.40.in-addr.arpa
    dns
    72 B
    158 B
    1
    1

    DNS Request

    140.32.126.40.in-addr.arpa

  • 8.8.8.8:53
    95.221.229.192.in-addr.arpa
    dns
    73 B
    144 B
    1
    1

    DNS Request

    95.221.229.192.in-addr.arpa

  • 8.8.8.8:53
    letsgoboom.no-ip.info
    dns
    mcsft.exe
    67 B
    127 B
    1
    1

    DNS Request

    letsgoboom.no-ip.info

  • 8.8.8.8:53
    letsgoboom.no-ip.info
    dns
    mcsft.exe
    67 B
    127 B
    1
    1

    DNS Request

    letsgoboom.no-ip.info

  • 8.8.8.8:53
    154.239.44.20.in-addr.arpa
    dns
    72 B
    158 B
    1
    1

    DNS Request

    154.239.44.20.in-addr.arpa

  • 8.8.8.8:53
    letsgoboom.no-ip.info
    dns
    mcsft.exe
    67 B
    127 B
    1
    1

    DNS Request

    letsgoboom.no-ip.info

  • 8.8.8.8:53
    letsgoboom.no-ip.info
    dns
    mcsft.exe
    67 B
    127 B
    1
    1

    DNS Request

    letsgoboom.no-ip.info

  • 8.8.8.8:53
    letsgoboom.no-ip.info
    dns
    mcsft.exe
    67 B
    127 B
    1
    1

    DNS Request

    letsgoboom.no-ip.info

  • 8.8.8.8:53
    letsgoboom.no-ip.info
    dns
    mcsft.exe
    67 B
    127 B
    1
    1

    DNS Request

    letsgoboom.no-ip.info

  • 8.8.8.8:53
    200.163.202.172.in-addr.arpa
    dns
    74 B
    160 B
    1
    1

    DNS Request

    200.163.202.172.in-addr.arpa

  • 8.8.8.8:53
    171.39.242.20.in-addr.arpa
    dns
    72 B
    158 B
    1
    1

    DNS Request

    171.39.242.20.in-addr.arpa

  • 8.8.8.8:53
    letsgoboom.no-ip.info
    dns
    mcsft.exe
    67 B
    127 B
    1
    1

    DNS Request

    letsgoboom.no-ip.info

  • 8.8.8.8:53
    69.190.18.2.in-addr.arpa
    dns
    70 B
    133 B
    1
    1

    DNS Request

    69.190.18.2.in-addr.arpa

  • 8.8.8.8:53
    letsgoboom.no-ip.info
    dns
    mcsft.exe
    67 B
    127 B
    1
    1

    DNS Request

    letsgoboom.no-ip.info

  • 8.8.8.8:53
    letsgoboom.no-ip.info
    dns
    mcsft.exe
    67 B
    127 B
    1
    1

    DNS Request

    letsgoboom.no-ip.info

  • 8.8.8.8:53
    letsgoboom.no-ip.info
    dns
    mcsft.exe
    67 B
    127 B
    1
    1

    DNS Request

    letsgoboom.no-ip.info

  • 8.8.8.8:53
    letsgoboom.no-ip.info
    dns
    mcsft.exe
    67 B
    127 B
    1
    1

    DNS Request

    letsgoboom.no-ip.info

  • 8.8.8.8:53
    letsgoboom.no-ip.info
    dns
    mcsft.exe
    67 B
    127 B
    1
    1

    DNS Request

    letsgoboom.no-ip.info

  • 8.8.8.8:53
    letsgoboom.no-ip.info
    dns
    mcsft.exe
    67 B
    127 B
    1
    1

    DNS Request

    letsgoboom.no-ip.info

  • 8.8.8.8:53
    letsgoboom.no-ip.info
    dns
    mcsft.exe
    67 B
    127 B
    1
    1

    DNS Request

    letsgoboom.no-ip.info

  • 8.8.8.8:53
    letsgoboom.no-ip.info
    dns
    mcsft.exe
    67 B
    127 B
    1
    1

    DNS Request

    letsgoboom.no-ip.info

  • 8.8.8.8:53
    letsgoboom.no-ip.info
    dns
    mcsft.exe
    67 B
    127 B
    1
    1

    DNS Request

    letsgoboom.no-ip.info

  • 8.8.8.8:53
    letsgoboom.no-ip.info
    dns
    mcsft.exe
    67 B
    127 B
    1
    1

    DNS Request

    letsgoboom.no-ip.info

  • 8.8.8.8:53
    letsgoboom.no-ip.info
    dns
    mcsft.exe
    67 B
    127 B
    1
    1

    DNS Request

    letsgoboom.no-ip.info

  • 8.8.8.8:53
    letsgoboom.no-ip.info
    dns
    mcsft.exe
    67 B
    127 B
    1
    1

    DNS Request

    letsgoboom.no-ip.info

  • 8.8.8.8:53
    13.227.111.52.in-addr.arpa
    dns
    72 B
    158 B
    1
    1

    DNS Request

    13.227.111.52.in-addr.arpa

  • 8.8.8.8:53
    letsgoboom.no-ip.info
    dns
    mcsft.exe
    67 B
    127 B
    1
    1

    DNS Request

    letsgoboom.no-ip.info

  • 8.8.8.8:53
    letsgoboom.no-ip.info
    dns
    mcsft.exe
    67 B
    127 B
    1
    1

    DNS Request

    letsgoboom.no-ip.info

  • 8.8.8.8:53
    letsgoboom.no-ip.info
    dns
    mcsft.exe
    67 B
    127 B
    1
    1

    DNS Request

    letsgoboom.no-ip.info

  • 8.8.8.8:53
    letsgoboom.no-ip.info
    dns
    mcsft.exe
    67 B
    127 B
    1
    1

    DNS Request

    letsgoboom.no-ip.info

  • 8.8.8.8:53
    letsgoboom.no-ip.info
    dns
    mcsft.exe
    67 B
    127 B
    1
    1

    DNS Request

    letsgoboom.no-ip.info

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\kdVBA.txt

    Filesize

    135B

    MD5

    a5feca573884d76f559b996d45e8ad9a

    SHA1

    0e81a993f3af4e31d60653dc2513186f0495f1c8

    SHA256

    c98e20d46d6465febb5d29cfab51241521ea5d6cd621f5e18b9b7d6fbfac3f0f

    SHA512

    a9239648b5f15eac4d4151b6e1bdc81065eeaeb101404c2a0126f03bc87f1e6a57206bfa07a44379e9d3bba889e4497a9991ff41fb109099b01512df3dc3cbda

  • C:\Users\Admin\AppData\Roaming\mcsft.txt

    Filesize

    3.8MB

    MD5

    3f3f03af8ef2f0b2874d899fc660b880

    SHA1

    bac5ccabbb282ce7815ab57d7000f049ca53e947

    SHA256

    d912d9c53db3fd86adc7ca6ea542184d2813959468f949992bde0752778eb832

    SHA512

    fdb4df470b2cc4600673236398f4d0e66e0074f8f9e41c5d6af07b344816b19a948e98af6f907ce775a25fd74020c6bed77e8f9f4c5a8d88dcf6228109081091

  • memory/1856-0-0x0000000000400000-0x00000000007C9000-memory.dmp

    Filesize

    3.8MB

  • memory/1856-28-0x0000000000400000-0x00000000007C9000-memory.dmp

    Filesize

    3.8MB

  • memory/2744-29-0x0000000000400000-0x00000000007C9000-memory.dmp

    Filesize

    3.8MB

  • memory/2744-39-0x0000000000400000-0x00000000007C9000-memory.dmp

    Filesize

    3.8MB

  • memory/2892-41-0x0000000000400000-0x00000000004B5000-memory.dmp

    Filesize

    724KB

  • memory/2892-46-0x0000000000400000-0x00000000004B5000-memory.dmp

    Filesize

    724KB

  • memory/2892-37-0x0000000000400000-0x00000000004B5000-memory.dmp

    Filesize

    724KB

  • memory/2892-38-0x0000000000400000-0x00000000004B5000-memory.dmp

    Filesize

    724KB

  • memory/2892-40-0x0000000000400000-0x00000000004B5000-memory.dmp

    Filesize

    724KB

  • memory/2892-44-0x0000000000400000-0x00000000004B5000-memory.dmp

    Filesize

    724KB

  • memory/2892-43-0x0000000000400000-0x00000000004B5000-memory.dmp

    Filesize

    724KB

  • memory/2892-42-0x0000000000400000-0x00000000004B5000-memory.dmp

    Filesize

    724KB

  • memory/2892-35-0x0000000000400000-0x00000000004B5000-memory.dmp

    Filesize

    724KB

  • memory/2892-32-0x0000000000400000-0x00000000004B5000-memory.dmp

    Filesize

    724KB

  • memory/2892-45-0x0000000000400000-0x00000000004B5000-memory.dmp

    Filesize

    724KB

  • memory/2892-36-0x0000000000400000-0x00000000004B5000-memory.dmp

    Filesize

    724KB

  • memory/2892-47-0x0000000000400000-0x00000000004B5000-memory.dmp

    Filesize

    724KB

  • memory/2892-48-0x0000000000400000-0x00000000004B5000-memory.dmp

    Filesize

    724KB

  • memory/2892-49-0x0000000000400000-0x00000000004B5000-memory.dmp

    Filesize

    724KB

  • memory/2892-50-0x0000000000400000-0x00000000004B5000-memory.dmp

    Filesize

    724KB

  • memory/2892-51-0x0000000000400000-0x00000000004B5000-memory.dmp

    Filesize

    724KB

  • memory/2892-52-0x0000000000400000-0x00000000004B5000-memory.dmp

    Filesize

    724KB

  • memory/2892-53-0x0000000000400000-0x00000000004B5000-memory.dmp

    Filesize

    724KB

  • memory/2892-54-0x0000000000400000-0x00000000004B5000-memory.dmp

    Filesize

    724KB

  • memory/2892-55-0x0000000000400000-0x00000000004B5000-memory.dmp

    Filesize

    724KB

  • memory/2892-56-0x0000000000400000-0x00000000004B5000-memory.dmp

    Filesize

    724KB

  • memory/2892-57-0x0000000000400000-0x00000000004B5000-memory.dmp

    Filesize

    724KB

  • memory/2892-58-0x0000000000400000-0x00000000004B5000-memory.dmp

    Filesize

    724KB

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