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02/05/2023, 18:43 UTC

230502-xc2tmscb37 1

02/05/2023, 18:29 UTC

230502-w5bbqadh3s 7

Analysis

  • max time kernel
    148s
  • max time network
    400s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230220-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
  • submitted
    02/05/2023, 18:29 UTC

General

  • Target

    railway/Object/1/Estaciones/1 Pantitlan/texture04.bmp

  • Size

    1.0MB

  • MD5

    e6d1ecb3ff2c78de27e22c3af9d570ef

  • SHA1

    8ffba6f226324029d684ceeceb79f3bbfd590bdf

  • SHA256

    615adfd54e755136c733e5269135a13aa683d6a0835cdea372a8d402d97fda65

  • SHA512

    99f357e19d14ae541c94353cb25a18615dd562548da915321ce400c51f1c21a1589a2a9a7d26b06d150aff6fb33eb4aabf32df48747fc705053af4a2095181f7

  • SSDEEP

    12288:nW52jnsL0e6yEXlbGYZTf9weVMQvsC7rjrt6faYg2A0LqK/VN:nW8jsL0PRVbjMQvDsfa70jVN

Score
7/10

Malware Config

Signatures

  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Drops file in Windows directory 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Modifies registry class 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of SetWindowsHookEx 4 IoCs
  • Suspicious use of WriteProcessMemory 2 IoCs

Processes

  • C:\Windows\system32\cmd.exe
    cmd /c "C:\Users\Admin\AppData\Local\Temp\railway\Object\1\Estaciones\1 Pantitlan\texture04.bmp"
    1⤵
    • Checks computer location settings
    • Modifies registry class
    • Suspicious use of WriteProcessMemory
    PID:4360
    • C:\Windows\system32\mspaint.exe
      "C:\Windows\system32\mspaint.exe" "C:\Users\Admin\AppData\Local\Temp\railway\Object\1\Estaciones\1 Pantitlan\texture04.bmp"
      2⤵
      • Drops file in Windows directory
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of SetWindowsHookEx
      PID:1912
  • C:\Windows\system32\svchost.exe
    C:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -p -s DeviceAssociationService
    1⤵
      PID:1480

    Network

    • flag-us
      DNS
      254.1.248.8.in-addr.arpa
      Remote address:
      8.8.8.8:53
      Request
      254.1.248.8.in-addr.arpa
      IN PTR
      Response
    • flag-us
      DNS
      241.150.49.20.in-addr.arpa
      Remote address:
      8.8.8.8:53
      Request
      241.150.49.20.in-addr.arpa
      IN PTR
      Response
    • flag-us
      DNS
      133.32.126.40.in-addr.arpa
      Remote address:
      8.8.8.8:53
      Request
      133.32.126.40.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
      209.205.72.20.in-addr.arpa
      Remote address:
      8.8.8.8:53
      Request
      209.205.72.20.in-addr.arpa
      IN PTR
      Response
    • flag-us
      DNS
      1.77.109.52.in-addr.arpa
      Remote address:
      8.8.8.8:53
      Request
      1.77.109.52.in-addr.arpa
      IN PTR
      Response
    • flag-us
      DNS
      123.108.74.40.in-addr.arpa
      Remote address:
      8.8.8.8:53
      Request
      123.108.74.40.in-addr.arpa
      IN PTR
      Response
    • flag-us
      DNS
      192.3.40.23.in-addr.arpa
      Remote address:
      8.8.8.8:53
      Request
      192.3.40.23.in-addr.arpa
      IN PTR
      Response
      192.3.40.23.in-addr.arpa
      IN PTR
      a23-40-3-192deploystaticakamaitechnologiescom
    • flag-us
      DNS
      81.171.91.138.in-addr.arpa
      Remote address:
      8.8.8.8:53
      Request
      81.171.91.138.in-addr.arpa
      IN PTR
      Response
    • flag-us
      DNS
      76.32.126.40.in-addr.arpa
      Remote address:
      8.8.8.8:53
      Request
      76.32.126.40.in-addr.arpa
      IN PTR
      Response
    • flag-us
      DNS
      196.249.167.52.in-addr.arpa
      Remote address:
      8.8.8.8:53
      Request
      196.249.167.52.in-addr.arpa
      IN PTR
      Response
    • flag-us
      DNS
      153.141.79.40.in-addr.arpa
      Remote address:
      8.8.8.8:53
      Request
      153.141.79.40.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
      2.36.159.162.in-addr.arpa
      Remote address:
      8.8.8.8:53
      Request
      2.36.159.162.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
      157.123.68.40.in-addr.arpa
      Remote address:
      8.8.8.8:53
      Request
      157.123.68.40.in-addr.arpa
      IN PTR
      Response
    • flag-us
      DNS
      86.23.85.13.in-addr.arpa
      Remote address:
      8.8.8.8:53
      Request
      86.23.85.13.in-addr.arpa
      IN PTR
      Response
    • 13.89.179.8:443
      322 B
      7
    • 209.197.3.8:80
      322 B
      7
    • 209.197.3.8:80
      322 B
      7
    • 40.125.122.176:443
      260 B
      5
    • 40.125.122.176:443
      260 B
      5
    • 40.125.122.176:443
      260 B
      5
    • 40.125.122.176:443
      260 B
      5
    • 40.125.122.176:443
      260 B
      5
    • 40.125.122.176:443
      260 B
      5
    • 40.125.122.176:443
      260 B
      5
    • 40.125.122.176:443
      260 B
      5
    • 8.8.8.8:53
      254.1.248.8.in-addr.arpa
      dns
      70 B
      124 B
      1
      1

      DNS Request

      254.1.248.8.in-addr.arpa

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

      DNS Request

      241.150.49.20.in-addr.arpa

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

      DNS Request

      133.32.126.40.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
      209.205.72.20.in-addr.arpa
      dns
      72 B
      158 B
      1
      1

      DNS Request

      209.205.72.20.in-addr.arpa

    • 8.8.8.8:53
      1.77.109.52.in-addr.arpa
      dns
      70 B
      144 B
      1
      1

      DNS Request

      1.77.109.52.in-addr.arpa

    • 8.8.8.8:53
      123.108.74.40.in-addr.arpa
      dns
      72 B
      146 B
      1
      1

      DNS Request

      123.108.74.40.in-addr.arpa

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

      DNS Request

      192.3.40.23.in-addr.arpa

    • 8.8.8.8:53
      81.171.91.138.in-addr.arpa
      dns
      72 B
      146 B
      1
      1

      DNS Request

      81.171.91.138.in-addr.arpa

    • 8.8.8.8:53
      76.32.126.40.in-addr.arpa
      dns
      71 B
      157 B
      1
      1

      DNS Request

      76.32.126.40.in-addr.arpa

    • 8.8.8.8:53
      196.249.167.52.in-addr.arpa
      dns
      73 B
      147 B
      1
      1

      DNS Request

      196.249.167.52.in-addr.arpa

    • 8.8.8.8:53
      153.141.79.40.in-addr.arpa
      dns
      72 B
      146 B
      1
      1

      DNS Request

      153.141.79.40.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
      2.36.159.162.in-addr.arpa
      dns
      71 B
      133 B
      1
      1

      DNS Request

      2.36.159.162.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
      157.123.68.40.in-addr.arpa
      dns
      72 B
      146 B
      1
      1

      DNS Request

      157.123.68.40.in-addr.arpa

    • 8.8.8.8:53
      86.23.85.13.in-addr.arpa
      dns
      70 B
      144 B
      1
      1

      DNS Request

      86.23.85.13.in-addr.arpa

    MITRE ATT&CK Enterprise v6

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