Analysis

  • max time kernel
    120s
  • max time network
    115s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    04-01-2025 10:11

General

  • Target

    9d180d9b835f9aaf5234023bcfb13a0321a777938f97916495573f76450313beN.exe

  • Size

    29KB

  • MD5

    826b3fd83623d2acf227c7c5cd76eef0

  • SHA1

    560bbcecca20f845a922af98d8c2394367857639

  • SHA256

    9d180d9b835f9aaf5234023bcfb13a0321a777938f97916495573f76450313be

  • SHA512

    9861176843d6eec9b276df1527274617092d9b88c8891f061906944246c22569719db5a11a7dcb57a7137c4284135f4cb0f7924aaa3a2ef7aadbfb0d22f726e4

  • SSDEEP

    768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/ch3:AEwVs+0jNDY1qi/q0V

Malware Config

Signatures

  • Detects MyDoom family 3 IoCs
  • MyDoom

    MyDoom is a Worm that is written in C++.

  • Mydoom family
  • Executes dropped EXE 1 IoCs
  • Adds Run key to start application 2 TTPs 2 IoCs
  • UPX packed file 18 IoCs

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

  • Drops file in Windows directory 3 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

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

  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\9d180d9b835f9aaf5234023bcfb13a0321a777938f97916495573f76450313beN.exe
    "C:\Users\Admin\AppData\Local\Temp\9d180d9b835f9aaf5234023bcfb13a0321a777938f97916495573f76450313beN.exe"
    1⤵
    • Adds Run key to start application
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2936
    • C:\Windows\services.exe
      "C:\Windows\services.exe"
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • System Location Discovery: System Language Discovery
      PID:2056

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Windows\services.exe

    Filesize

    8KB

    MD5

    b0fe74719b1b647e2056641931907f4a

    SHA1

    e858c206d2d1542a79936cb00d85da853bfc95e2

    SHA256

    bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c

    SHA512

    9c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2

  • memory/2056-26-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/2056-45-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/2056-11-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/2056-62-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/2056-57-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/2056-55-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/2056-20-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/2056-21-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/2056-50-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/2056-31-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/2056-33-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/2056-38-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/2056-43-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/2936-9-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/2936-2-0x0000000000500000-0x0000000000510200-memory.dmp

    Filesize

    64KB

  • memory/2936-18-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/2936-17-0x0000000000500000-0x0000000000510200-memory.dmp

    Filesize

    64KB

  • memory/2936-4-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB