Analysis

  • max time kernel
    150s
  • max time network
    155s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    14/10/2024, 12:21

General

  • Target

    a7318981c5f62a1b29461356037173d8d37a5f529b3ddc743fa7c7913c381777N.exe

  • Size

    29KB

  • MD5

    5b96b99228d06ecb7ebf96dd21e2ac70

  • SHA1

    35baf14f230fa9de3b60a31132e417a85c0ae076

  • SHA256

    a7318981c5f62a1b29461356037173d8d37a5f529b3ddc743fa7c7913c381777

  • SHA512

    270dc53fffd4a071b05c133926a078be5ecbc030d88c8e22be61976d4b60ec5d9533b37dd5f6397d51fe79bbdee4134fef00811c78682df03e7befff4ff7cd8a

  • SSDEEP

    768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/y:AEwVs+0jNDY1qi/q6

Malware Config

Signatures

  • Detects MyDoom family 7 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 27 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.

  • Modifies system certificate store 2 TTPs 6 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\a7318981c5f62a1b29461356037173d8d37a5f529b3ddc743fa7c7913c381777N.exe
    "C:\Users\Admin\AppData\Local\Temp\a7318981c5f62a1b29461356037173d8d37a5f529b3ddc743fa7c7913c381777N.exe"
    1⤵
    • Adds Run key to start application
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Modifies system certificate store
    • Suspicious use of WriteProcessMemory
    PID:2204
    • 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:1720

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\CabE339.tmp

    Filesize

    70KB

    MD5

    49aebf8cbd62d92ac215b2923fb1b9f5

    SHA1

    1723be06719828dda65ad804298d0431f6aff976

    SHA256

    b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f

    SHA512

    bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b

  • C:\Users\Admin\AppData\Local\Temp\TarE3C8.tmp

    Filesize

    181KB

    MD5

    4ea6026cf93ec6338144661bf1202cd1

    SHA1

    a1dec9044f750ad887935a01430bf49322fbdcb7

    SHA256

    8efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8

    SHA512

    6c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b

  • C:\Users\Admin\AppData\Local\Temp\tmpD50D.tmp

    Filesize

    29KB

    MD5

    10fc042d2355d76b0b04f29d4bed1e93

    SHA1

    66d302bdd62e2acbda7d1592b07b13c0177e23ef

    SHA256

    cf6b0636a8702f6c684b9458e716083a26964fb20bd979bceeb5bedc57db8dbe

    SHA512

    d53b489942c3803aecf060101c504b21df4075e64d779295b53c5c5ec6da83d90483b756a1240b36c0ac43dbc5dc02fdfc0b46e6d46e4e2dcde2e8145cd0dd23

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

    Filesize

    352B

    MD5

    d2ea657313a1bfa7d427a99ad51b89fe

    SHA1

    0bae8c0affa08e5d74b5fa6d5bcb75522f15268d

    SHA256

    f2f28b77d3c0843d4e30d3babd12d187ba7a0816b0798b5913512f5db6f25b47

    SHA512

    c6ae0789e2bab678c9d829497040995caf5c6676cd1575eac8003e2869a749b7d82df8c80c7f97a78300989912424fa8f965651c2a851c77e5ddba1834f6807c

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

    Filesize

    352B

    MD5

    121f7f946c00018c6f0743ba2f5bde23

    SHA1

    91fa5b68f9239270833f1c263865d5b9934c2ff9

    SHA256

    a7798caa330aa850c597f7503695753cb7c13bb2e1014fdff352d2e78e73492a

    SHA512

    b6b016b68474639c925c404eb88b05db818b236d5c44519479f2343f234688dc82b4bb1c5eaa7ac725f156432cc737f8585cf6430ffdff7af10efea27a4804ab

  • C:\Windows\services.exe

    Filesize

    8KB

    MD5

    b0fe74719b1b647e2056641931907f4a

    SHA1

    e858c206d2d1542a79936cb00d85da853bfc95e2

    SHA256

    bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c

    SHA512

    9c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2

  • memory/1720-22-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/1720-39-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/1720-21-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/1720-72-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/1720-27-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/1720-32-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/1720-34-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/1720-86-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/1720-84-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/1720-44-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/1720-46-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/1720-91-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/1720-11-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/1720-79-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/1720-68-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/1720-74-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/2204-19-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/2204-73-0x0000000000500000-0x0000000000510200-memory.dmp

    Filesize

    64KB

  • memory/2204-71-0x0000000000500000-0x0000000000510200-memory.dmp

    Filesize

    64KB

  • memory/2204-67-0x0000000000500000-0x0000000000510200-memory.dmp

    Filesize

    64KB

  • memory/2204-83-0x0000000000500000-0x0000000000510200-memory.dmp

    Filesize

    64KB

  • memory/2204-43-0x0000000000500000-0x0000000000510200-memory.dmp

    Filesize

    64KB

  • memory/2204-0-0x0000000000500000-0x0000000000510200-memory.dmp

    Filesize

    64KB

  • memory/2204-90-0x0000000000500000-0x0000000000510200-memory.dmp

    Filesize

    64KB

  • memory/2204-18-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/2204-17-0x0000000000500000-0x0000000000510200-memory.dmp

    Filesize

    64KB

  • memory/2204-8-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/2204-9-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB