Analysis

  • max time kernel
    120s
  • max time network
    123s
  • platform
    windows7_x64
  • resource
    win7-20240729-en
  • resource tags

    arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
  • submitted
    20-12-2024 03:53

General

  • Target

    27a30e26ffc0ecdf1e9d9cd866f270aa9b2bdf805968e1e29bdafb5cd346c43dN.exe

  • Size

    29KB

  • MD5

    efe0f2c98013b64216af30ace7d93410

  • SHA1

    75c6ae5b96889012c414cabd7ad69170b85c9e0a

  • SHA256

    27a30e26ffc0ecdf1e9d9cd866f270aa9b2bdf805968e1e29bdafb5cd346c43d

  • SHA512

    f9a0d87a1a678996371552e93bdddf9c3e6e212a4aa2c45d26472ffe6750f6eda515182fc500ca5205487390a9ee5c1b933d02914601d8fa260401bf6d5661a5

  • SSDEEP

    768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/Ihp:AEwVs+0jNDY1qi/qgT

Malware Config

Signatures

  • Detects MyDoom family 8 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 25 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\27a30e26ffc0ecdf1e9d9cd866f270aa9b2bdf805968e1e29bdafb5cd346c43dN.exe
    "C:\Users\Admin\AppData\Local\Temp\27a30e26ffc0ecdf1e9d9cd866f270aa9b2bdf805968e1e29bdafb5cd346c43dN.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:2744
    • 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:2968

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\40WV1DY9\search[2].htm

    Filesize

    25B

    MD5

    8ba61a16b71609a08bfa35bc213fce49

    SHA1

    8374dddcc6b2ede14b0ea00a5870a11b57ced33f

    SHA256

    6aa63394c1f5e705b1e89c55ff19eed71957e735c3831a845ff62f74824e13f1

    SHA512

    5855f5b2a78877f7a27ff92eaaa900d81d02486e6e2ea81d80b6f6cf1fe254350444980017e00cdeecdd3c67b86e7acc90cd2d77f06210bdd1d7b1a71d262df1

  • C:\Users\Admin\AppData\Local\Temp\Cab3C8F.tmp

    Filesize

    70KB

    MD5

    49aebf8cbd62d92ac215b2923fb1b9f5

    SHA1

    1723be06719828dda65ad804298d0431f6aff976

    SHA256

    b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f

    SHA512

    bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b

  • C:\Users\Admin\AppData\Local\Temp\Tar3CB1.tmp

    Filesize

    181KB

    MD5

    4ea6026cf93ec6338144661bf1202cd1

    SHA1

    a1dec9044f750ad887935a01430bf49322fbdcb7

    SHA256

    8efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8

    SHA512

    6c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b

  • C:\Users\Admin\AppData\Local\Temp\tmp3BD8.tmp

    Filesize

    29KB

    MD5

    a217a8dfb069a0b8ffba6cdaa0593e7a

    SHA1

    49710dad1bdc4adc0a6fcd6e5572535954638d52

    SHA256

    e7b93538d5f3ebd75b0d68ac9a19ed40174c793ec97eafbde035f3fa16640f7c

    SHA512

    d9a7367e6598b6c2ab69ac5f80ea68fc55d450800a7327a5c5cd84f1966f3074da917632cd4ed31760b4d6a0ffde9c30e69f069697ddffb3d7a0c5da31d2ea26

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

    Filesize

    320B

    MD5

    8b438cc0d3d7537346c9af27176a2816

    SHA1

    52548fe34822508b86952bf42a1fba09d14d76c3

    SHA256

    eef8ce89eb86828ca9141960e268b1ee34344b4cf8849ea2363af4e36f559fc6

    SHA512

    2f661eb97eb282729084970ff02acf8be7c5759be15fd7670fcc057d51d6f208bbbfec6e6dcfc0a438cf611ea517ad21a833f3a0a429726f4e585768a89bd3e9

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

    Filesize

    320B

    MD5

    c19a8960afd4e50335ce2da2e854335a

    SHA1

    f63b619b237e8ae04918f001383193923ae77706

    SHA256

    b66002bb933ea0731bd305b1846b3bd71a84c6141df3618e7dcc1239f80552cb

    SHA512

    b1daefd751df7ebdf7a806e3f2fd6cef6263381acc54a96ab4144d759b3aae1e049f5aef80e10688c4f25fdcb4cfe8ef377651b8ac851bbfec47a6878cf8e9b4

  • C:\Windows\services.exe

    Filesize

    8KB

    MD5

    b0fe74719b1b647e2056641931907f4a

    SHA1

    e858c206d2d1542a79936cb00d85da853bfc95e2

    SHA256

    bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c

    SHA512

    9c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2

  • memory/2744-31-0x0000000000500000-0x0000000000510200-memory.dmp

    Filesize

    64KB

  • memory/2744-59-0x0000000000500000-0x0000000000510200-memory.dmp

    Filesize

    64KB

  • memory/2744-71-0x0000000000500000-0x0000000000510200-memory.dmp

    Filesize

    64KB

  • memory/2744-16-0x0000000000500000-0x0000000000510200-memory.dmp

    Filesize

    64KB

  • memory/2744-69-0x0000000000500000-0x0000000000510200-memory.dmp

    Filesize

    64KB

  • memory/2744-17-0x0000000000220000-0x0000000000228000-memory.dmp

    Filesize

    32KB

  • memory/2744-4-0x0000000000220000-0x0000000000228000-memory.dmp

    Filesize

    32KB

  • memory/2744-53-0x0000000000500000-0x0000000000510200-memory.dmp

    Filesize

    64KB

  • memory/2744-0-0x0000000000500000-0x0000000000510200-memory.dmp

    Filesize

    64KB

  • memory/2744-57-0x0000000000500000-0x0000000000510200-memory.dmp

    Filesize

    64KB

  • memory/2744-64-0x0000000000500000-0x0000000000510200-memory.dmp

    Filesize

    64KB

  • memory/2968-54-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/2968-60-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/2968-58-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/2968-65-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/2968-32-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/2968-70-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/2968-30-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/2968-72-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/2968-77-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/2968-25-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/2968-20-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/2968-19-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/2968-10-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB