Analysis

  • max time kernel
    119s
  • 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
    18-12-2024 09:49

General

  • Target

    bfc2324ddd5fd33c825bae046d89fe4f3ef80c929cfca0ae093d451eca61e90aN.exe

  • Size

    576KB

  • MD5

    c10a0c7f2d4093984324341c8947dfd0

  • SHA1

    edf40e1940938e46eeec1df5f9866c10b9ac39a2

  • SHA256

    bfc2324ddd5fd33c825bae046d89fe4f3ef80c929cfca0ae093d451eca61e90a

  • SHA512

    1c74b4ad5b84b55a258dde7b4e661a3e685d1a11456a8bee1320fe28500d69cf0521085e3013bc0da40f33ca135541af331f01edf09ea1bae89fdb7f1b1937a2

  • SSDEEP

    12288:+NWPkHlUkErBuxQ4uzi6d6dL/yiXLzeMdK6io8levy0FhVlpzkzDDoSO:+NWPkHlUfBgpuPdWzyuDTifgyWlv

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\bfc2324ddd5fd33c825bae046d89fe4f3ef80c929cfca0ae093d451eca61e90aN.exe
    "C:\Users\Admin\AppData\Local\Temp\bfc2324ddd5fd33c825bae046d89fe4f3ef80c929cfca0ae093d451eca61e90aN.exe"
    1⤵
    • Checks computer location settings
    • System Location Discovery: System Language Discovery
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:532
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\hgpoN.bat" "
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:3724
      • 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:772
    • 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:3852
      • 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:1888

Network

  • flag-us
    DNS
    58.55.71.13.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    58.55.71.13.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
    136.32.126.40.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    136.32.126.40.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
    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
    13.86.106.20.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    13.86.106.20.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
    212.20.149.52.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    212.20.149.52.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
    198.187.3.20.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    198.187.3.20.in-addr.arpa
    IN PTR
    Response
  • flag-us
    DNS
    92.12.20.2.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    92.12.20.2.in-addr.arpa
    IN PTR
    Response
    92.12.20.2.in-addr.arpa
    IN PTR
    a2-20-12-92deploystaticakamaitechnologiescom
  • 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
    19.229.111.52.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    19.229.111.52.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
    58.55.71.13.in-addr.arpa
    dns
    70 B
    144 B
    1
    1

    DNS Request

    58.55.71.13.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
    136.32.126.40.in-addr.arpa
    dns
    72 B
    158 B
    1
    1

    DNS Request

    136.32.126.40.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
    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
    13.86.106.20.in-addr.arpa
    dns
    71 B
    157 B
    1
    1

    DNS Request

    13.86.106.20.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
    212.20.149.52.in-addr.arpa
    dns
    72 B
    146 B
    1
    1

    DNS Request

    212.20.149.52.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
    198.187.3.20.in-addr.arpa
    dns
    71 B
    157 B
    1
    1

    DNS Request

    198.187.3.20.in-addr.arpa

  • 8.8.8.8:53
    92.12.20.2.in-addr.arpa
    dns
    69 B
    131 B
    1
    1

    DNS Request

    92.12.20.2.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
    19.229.111.52.in-addr.arpa
    dns
    72 B
    158 B
    1
    1

    DNS Request

    19.229.111.52.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\hgpoN.txt

    Filesize

    135B

    MD5

    a5feca573884d76f559b996d45e8ad9a

    SHA1

    0e81a993f3af4e31d60653dc2513186f0495f1c8

    SHA256

    c98e20d46d6465febb5d29cfab51241521ea5d6cd621f5e18b9b7d6fbfac3f0f

    SHA512

    a9239648b5f15eac4d4151b6e1bdc81065eeaeb101404c2a0126f03bc87f1e6a57206bfa07a44379e9d3bba889e4497a9991ff41fb109099b01512df3dc3cbda

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

    Filesize

    576KB

    MD5

    a714f25ef7bd2314492455fa9bebd993

    SHA1

    066cf5a4986602301629bf0edc4c3af4df4b9a18

    SHA256

    d1f7b49a19970f1079fa4de120612e4ed2b5bea16086a901ab5fce5203623611

    SHA512

    a0978670faa2957971114f065b81c919816f60cc457da69aa33af442514f2715f9bdf961df438a2cea171c5c9d2d0d69e3546dc15251381b8bba2ae8f38fa269

  • memory/532-30-0x0000000000400000-0x00000000007C8000-memory.dmp

    Filesize

    3.8MB

  • memory/532-0-0x0000000000400000-0x00000000007C8000-memory.dmp

    Filesize

    3.8MB

  • memory/1888-44-0x0000000000400000-0x00000000004B5000-memory.dmp

    Filesize

    724KB

  • memory/1888-48-0x0000000000400000-0x00000000004B5000-memory.dmp

    Filesize

    724KB

  • memory/1888-36-0x0000000000400000-0x00000000004B5000-memory.dmp

    Filesize

    724KB

  • memory/1888-40-0x0000000000400000-0x00000000004B5000-memory.dmp

    Filesize

    724KB

  • memory/1888-60-0x0000000000400000-0x00000000004B5000-memory.dmp

    Filesize

    724KB

  • memory/1888-38-0x0000000000400000-0x00000000004B5000-memory.dmp

    Filesize

    724KB

  • memory/1888-41-0x0000000000400000-0x00000000004B5000-memory.dmp

    Filesize

    724KB

  • memory/1888-43-0x0000000000400000-0x00000000004B5000-memory.dmp

    Filesize

    724KB

  • memory/1888-46-0x0000000000400000-0x00000000004B5000-memory.dmp

    Filesize

    724KB

  • memory/1888-45-0x0000000000400000-0x00000000004B5000-memory.dmp

    Filesize

    724KB

  • memory/1888-59-0x0000000000400000-0x00000000004B5000-memory.dmp

    Filesize

    724KB

  • memory/1888-42-0x0000000000400000-0x00000000004B5000-memory.dmp

    Filesize

    724KB

  • memory/1888-47-0x0000000000400000-0x00000000004B5000-memory.dmp

    Filesize

    724KB

  • memory/1888-33-0x0000000000400000-0x00000000004B5000-memory.dmp

    Filesize

    724KB

  • memory/1888-49-0x0000000000400000-0x00000000004B5000-memory.dmp

    Filesize

    724KB

  • memory/1888-50-0x0000000000400000-0x00000000004B5000-memory.dmp

    Filesize

    724KB

  • memory/1888-51-0x0000000000400000-0x00000000004B5000-memory.dmp

    Filesize

    724KB

  • memory/1888-52-0x0000000000400000-0x00000000004B5000-memory.dmp

    Filesize

    724KB

  • memory/1888-53-0x0000000000400000-0x00000000004B5000-memory.dmp

    Filesize

    724KB

  • memory/1888-54-0x0000000000400000-0x00000000004B5000-memory.dmp

    Filesize

    724KB

  • memory/1888-55-0x0000000000400000-0x00000000004B5000-memory.dmp

    Filesize

    724KB

  • memory/1888-56-0x0000000000400000-0x00000000004B5000-memory.dmp

    Filesize

    724KB

  • memory/1888-57-0x0000000000400000-0x00000000004B5000-memory.dmp

    Filesize

    724KB

  • memory/1888-58-0x0000000000400000-0x00000000004B5000-memory.dmp

    Filesize

    724KB

  • memory/3852-28-0x0000000000400000-0x00000000007C8000-memory.dmp

    Filesize

    3.8MB

  • memory/3852-39-0x0000000000400000-0x00000000007C8000-memory.dmp

    Filesize

    3.8MB

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