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Analysis

  • max time kernel
    120s
  • max time network
    118s
  • platform
    windows7_x64
  • resource
    win7-20240729-en
  • resource tags

    arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
  • submitted
    28/09/2024, 19:44

General

  • Target

    649f5d9c26f31328cab66ef437f959bc9d9b5e2dd5096f768080459771ae197bN.exe

  • Size

    29KB

  • MD5

    52bac988d5a708b6762b49cdb5cc5bc0

  • SHA1

    642776525f195a008a820fedefc9ea9399521955

  • SHA256

    649f5d9c26f31328cab66ef437f959bc9d9b5e2dd5096f768080459771ae197b

  • SHA512

    dd5939b554430cd3196cfe8136c991d04db65c1d80be3d8a417ec253f972111ab0bd0d9b4795f63fe30a87c6b69168600c1839c96d07273deac50ae41c93f3bd

  • SSDEEP

    768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/fz:AEwVs+0jNDY1qi/qHz

Malware Config

Signatures

  • Detects MyDoom family 3 IoCs
  • MyDoom

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

  • 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\649f5d9c26f31328cab66ef437f959bc9d9b5e2dd5096f768080459771ae197bN.exe
    "C:\Users\Admin\AppData\Local\Temp\649f5d9c26f31328cab66ef437f959bc9d9b5e2dd5096f768080459771ae197bN.exe"
    1⤵
    • Adds Run key to start application
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2268
    • 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:2708

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/2268-2-0x0000000000500000-0x0000000000510200-memory.dmp

    Filesize

    64KB

  • memory/2268-4-0x0000000000230000-0x0000000000238000-memory.dmp

    Filesize

    32KB

  • memory/2268-60-0x0000000000500000-0x0000000000510200-memory.dmp

    Filesize

    64KB

  • memory/2268-16-0x0000000000500000-0x0000000000510200-memory.dmp

    Filesize

    64KB

  • memory/2268-17-0x0000000000230000-0x0000000000238000-memory.dmp

    Filesize

    32KB

  • memory/2708-30-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/2708-20-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/2708-25-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/2708-19-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/2708-32-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/2708-37-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/2708-42-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/2708-44-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/2708-49-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/2708-54-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/2708-56-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/2708-10-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/2708-61-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB