Analysis

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

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    22-11-2024 19:43

General

  • Target

    b42a61cba2b947efd3c4571b6edd014331f5e2a31e0038e9491db30e5a3ec295.exe

  • Size

    29KB

  • MD5

    498f760f87e9481a3971986cb6b3494a

  • SHA1

    171b3b13355d24ad6498c9b330be8476674d2c0d

  • SHA256

    b42a61cba2b947efd3c4571b6edd014331f5e2a31e0038e9491db30e5a3ec295

  • SHA512

    579cc8b4f85fb50a75059803a02e67adc7cd450046e9d95cce9003aee826992df5d2684b03da7625612e23b8bb757436e2135dfdc66a5d07a24d763ee5891fb3

  • SSDEEP

    768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/V:AEwVs+0jNDY1qi/qd

Malware Config

Signatures

  • Detects MyDoom family 9 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 29 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\b42a61cba2b947efd3c4571b6edd014331f5e2a31e0038e9491db30e5a3ec295.exe
    "C:\Users\Admin\AppData\Local\Temp\b42a61cba2b947efd3c4571b6edd014331f5e2a31e0038e9491db30e5a3ec295.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:2116
    • 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:788

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\D6V88JEY\search[2].htm

    Filesize

    25B

    MD5

    8ba61a16b71609a08bfa35bc213fce49

    SHA1

    8374dddcc6b2ede14b0ea00a5870a11b57ced33f

    SHA256

    6aa63394c1f5e705b1e89c55ff19eed71957e735c3831a845ff62f74824e13f1

    SHA512

    5855f5b2a78877f7a27ff92eaaa900d81d02486e6e2ea81d80b6f6cf1fe254350444980017e00cdeecdd3c67b86e7acc90cd2d77f06210bdd1d7b1a71d262df1

  • C:\Users\Admin\AppData\Local\Temp\CabE4CC.tmp

    Filesize

    70KB

    MD5

    49aebf8cbd62d92ac215b2923fb1b9f5

    SHA1

    1723be06719828dda65ad804298d0431f6aff976

    SHA256

    b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f

    SHA512

    bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b

  • C:\Users\Admin\AppData\Local\Temp\TarE4EE.tmp

    Filesize

    181KB

    MD5

    4ea6026cf93ec6338144661bf1202cd1

    SHA1

    a1dec9044f750ad887935a01430bf49322fbdcb7

    SHA256

    8efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8

    SHA512

    6c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b

  • C:\Users\Admin\AppData\Local\Temp\tmpDB06.tmp

    Filesize

    29KB

    MD5

    d8a991f9edb94fe16d20a287e547952a

    SHA1

    a565c9b6ffefd47317f1ae7489c898d309567606

    SHA256

    ad6d932bad2cde6c131db0e85b6740907a520a10566b457e61d56b3a691c1549

    SHA512

    73474594a071e225560ef3c0346dc755453cf7dda6b3148018770225c7fab61640d32c46c041eb4b2acf0c387d7b1756bf3a2c211815a0599e96e2df57370618

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

    MD5

    d41d8cd98f00b204e9800998ecf8427e

    SHA1

    da39a3ee5e6b4b0d3255bfef95601890afd80709

    SHA256

    e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855

    SHA512

    cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e

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

    Filesize

    320B

    MD5

    6facac9694d0fc6cfccd18832ae75989

    SHA1

    b195beef13e0ff532abbde1c966fd03acd32ccea

    SHA256

    5246913ed977e46f8b909f15177c16c3d336deb3e173b92bbf9a9e50c878abdc

    SHA512

    d6abcc211101eb13acf6119d174c34acd911812c8920553463be2034bfc3efe78a6b7555672d3630a231bafacbf1018dbee05ce9f8eeb01c77851fb342ba45e2

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

    Filesize

    320B

    MD5

    3ab65399b59547492e2299b10dc97093

    SHA1

    74fc8473e44e423271c833a6e8d2dcc745b5db27

    SHA256

    72cd4ebbcf3383c29da2757c11931a3f1777932b15e0c28ff4bb102e3eb59c5a

    SHA512

    0d77e74c15ba45c9c12a9e2701562188518f679051054a32506723ac5d318fc6af6194f0144b289d68e3f7ac5fdea204f8e8783764960a64909f01007d26c57a

  • C:\Windows\services.exe

    Filesize

    8KB

    MD5

    b0fe74719b1b647e2056641931907f4a

    SHA1

    e858c206d2d1542a79936cb00d85da853bfc95e2

    SHA256

    bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c

    SHA512

    9c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2

  • memory/788-25-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/788-79-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/788-30-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/788-32-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/788-37-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/788-42-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/788-218-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/788-10-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/788-44-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/788-20-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/788-19-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/788-62-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/788-81-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/788-67-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/788-74-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/788-69-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/2116-68-0x0000000000500000-0x0000000000510200-memory.dmp

    Filesize

    64KB

  • memory/2116-66-0x0000000000500000-0x0000000000510200-memory.dmp

    Filesize

    64KB

  • memory/2116-73-0x0000000000500000-0x0000000000510200-memory.dmp

    Filesize

    64KB

  • memory/2116-0-0x0000000000500000-0x0000000000510200-memory.dmp

    Filesize

    64KB

  • memory/2116-78-0x0000000000500000-0x0000000000510200-memory.dmp

    Filesize

    64KB

  • memory/2116-61-0x0000000000500000-0x0000000000510200-memory.dmp

    Filesize

    64KB

  • memory/2116-17-0x0000000000220000-0x0000000000228000-memory.dmp

    Filesize

    32KB

  • memory/2116-16-0x0000000000500000-0x0000000000510200-memory.dmp

    Filesize

    64KB

  • memory/2116-43-0x0000000000500000-0x0000000000510200-memory.dmp

    Filesize

    64KB

  • memory/2116-217-0x0000000000500000-0x0000000000510200-memory.dmp

    Filesize

    64KB

  • memory/2116-41-0x0000000000500000-0x0000000000510200-memory.dmp

    Filesize

    64KB

  • memory/2116-4-0x0000000000220000-0x0000000000228000-memory.dmp

    Filesize

    32KB