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Analysis

  • max time kernel
    120s
  • max time network
    120s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    19/12/2024, 20:52

General

  • Target

    811fbdead1857771dd8c17eba662063dd4d92847911265e74178ed348c6b4468N.exe

  • Size

    29KB

  • MD5

    752606122b054243a1cbb16eb78e85a0

  • SHA1

    a90ef1defba1bf9c133d82240f6737aaf1a6f8ba

  • SHA256

    811fbdead1857771dd8c17eba662063dd4d92847911265e74178ed348c6b4468

  • SHA512

    bdfdac6a54e2defa0228b62d52d31fa00a6356fb4c375c69ef0414578528995348f21f4d0804d9363f747d6237ecd0b5864d981564f992d87b3d878960a81ccb

  • SSDEEP

    768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/Yy:AEwVs+0jNDY1qi/qAy

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 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 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\811fbdead1857771dd8c17eba662063dd4d92847911265e74178ed348c6b4468N.exe
    "C:\Users\Admin\AppData\Local\Temp\811fbdead1857771dd8c17eba662063dd4d92847911265e74178ed348c6b4468N.exe"
    1⤵
    • Adds Run key to start application
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:1528
    • 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:4200

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\tmp625C.tmp

    Filesize

    29KB

    MD5

    b4261ffb53ab293f669ca9583fd6d13d

    SHA1

    dfdc2d65b8e464ce91ce0765d2e3960ec4479ec2

    SHA256

    c95c7da5719c15ce81639ce52c94275828cbc643e3cf980cd89d25a03de56bbb

    SHA512

    adbb32b15b16346ae0611aa292b8f3eaaf731d80d5c5a4693463e2a5a22e66146f92a1be2814e651da3804643fce8d198c95d3b825a688e78988bb337693ca72

  • C:\Users\Admin\AppData\Local\Temp\zincite.log

    Filesize

    352B

    MD5

    213e51c2143bd38cec0fd94fcebdd186

    SHA1

    0519330a17820adeb5eba7e72c10dbd4a374b7f5

    SHA256

    fb60e133cc055832030335af8f330039a847d8572f868eca0315ea6b8fcd8e6d

    SHA512

    0d3f756f2a9df5ebae8adafc5d5cee3ffacaf3b92df7b10c63d7062eb6831faab13809605472d18aa2ca696cd0814a01ff424f717f863276e812b8a754eb77c8

  • C:\Windows\services.exe

    Filesize

    8KB

    MD5

    b0fe74719b1b647e2056641931907f4a

    SHA1

    e858c206d2d1542a79936cb00d85da853bfc95e2

    SHA256

    bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c

    SHA512

    9c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2

  • memory/1528-51-0x0000000000500000-0x0000000000510200-memory.dmp

    Filesize

    64KB

  • memory/1528-70-0x0000000000500000-0x0000000000510200-memory.dmp

    Filesize

    64KB

  • memory/1528-13-0x0000000000500000-0x0000000000510200-memory.dmp

    Filesize

    64KB

  • memory/1528-0-0x0000000000500000-0x0000000000510200-memory.dmp

    Filesize

    64KB

  • memory/4200-15-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/4200-28-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/4200-33-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/4200-38-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/4200-40-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/4200-45-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/4200-50-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/4200-26-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/4200-52-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/4200-21-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/4200-16-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/4200-6-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/4200-71-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB