Analysis

  • max time kernel
    120s
  • max time network
    119s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    13-01-2025 11:14

General

  • Target

    0f3be9ed52f129dc626a59693026c95926b4035ae2ba795e8d175286e571ff72.exe

  • Size

    29KB

  • MD5

    d9db6c1c0059c82b3a7d5e93d30eabe8

  • SHA1

    f39a9be313ece6a62dddaed055dbfcf6ddc22a55

  • SHA256

    0f3be9ed52f129dc626a59693026c95926b4035ae2ba795e8d175286e571ff72

  • SHA512

    c6c71dcf9fb889233e70a9a4841c6a535cd5bf068f834d49af90b648630c0f188d1fdb36be337e2784799298f9f6daf4470fba8b10d0a005e594c856e3d84f0a

  • SSDEEP

    768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/Mh1:AEwVs+0jNDY1qi/qEP

Malware Config

Signatures

  • Detects MyDoom family 4 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 19 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\0f3be9ed52f129dc626a59693026c95926b4035ae2ba795e8d175286e571ff72.exe
    "C:\Users\Admin\AppData\Local\Temp\0f3be9ed52f129dc626a59693026c95926b4035ae2ba795e8d175286e571ff72.exe"
    1⤵
    • Adds Run key to start application
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:1276
    • 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:2380

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Windows\services.exe

    Filesize

    8KB

    MD5

    b0fe74719b1b647e2056641931907f4a

    SHA1

    e858c206d2d1542a79936cb00d85da853bfc95e2

    SHA256

    bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c

    SHA512

    9c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2

  • memory/1276-2-0x0000000000500000-0x0000000000510200-memory.dmp

    Filesize

    64KB

  • memory/1276-4-0x0000000000220000-0x0000000000228000-memory.dmp

    Filesize

    32KB

  • memory/1276-9-0x0000000000220000-0x0000000000228000-memory.dmp

    Filesize

    32KB

  • memory/1276-60-0x0000000000500000-0x0000000000510200-memory.dmp

    Filesize

    64KB

  • memory/1276-17-0x0000000000500000-0x0000000000510200-memory.dmp

    Filesize

    64KB

  • memory/2380-30-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/2380-20-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/2380-25-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/2380-19-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/2380-32-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/2380-37-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/2380-42-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/2380-44-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/2380-49-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/2380-54-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/2380-56-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/2380-11-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/2380-61-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB