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Analysis

  • max time kernel
    150s
  • max time network
    150s
  • platform
    windows7_x64
  • resource
    win7-20240708-en
  • resource tags

    arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
  • submitted
    04/01/2025, 13:10

General

  • Target

    JaffaCakes118_79dc4011f08861bc0205b223d1a20013.exe

  • Size

    28KB

  • MD5

    79dc4011f08861bc0205b223d1a20013

  • SHA1

    938d6d3fc4b27228e567e59b6f7e7b5bd9712f8d

  • SHA256

    3a57efd18e4a2057bbe41e1935d068cd4f729e1d5fb81c3dbb575015857e6c78

  • SHA512

    2c147ea126094936bcffc7826cbae50739e52752cd8017c946d28d4459b00dd2640a33edd6aa12d139ac0fc8d7d260cad9a8da3fe65d465e2f852804cbbd41b3

  • SSDEEP

    384:1vxBbK26lj5Id8SpHx9jLhsznnVxA1WmP5w7GGCJlqqwMyNkae:Dv8IRRdsxq1DjJcqfvz

Malware Config

Signatures

  • Detects MyDoom family 7 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 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 4 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_79dc4011f08861bc0205b223d1a20013.exe
    "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_79dc4011f08861bc0205b223d1a20013.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:2404
    • 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:1912

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015

    Filesize

    342B

    MD5

    f88e117d94654a4da047998caa85a520

    SHA1

    31cb57a3972ce6e3a5b0d86c0714acf4f0999bb5

    SHA256

    8961737d4d611fd66be48da2e8b64b8ea9ecf53f28a13e182314bb1093b440d4

    SHA512

    39b4218006ae2271a90436fb71baded2235e7267f5bfa4a41650aeb5bc64125842d5cfd665eef97ce15a493830a489da86d28291ca2a1dbff633d92abea8b18e

  • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015

    Filesize

    342B

    MD5

    81361dbf0aea6d2f9179622d9272d896

    SHA1

    7856e15bf14fbeeb87de94422884743927d1291d

    SHA256

    8a5d025c018ac66c553c285abf58fb08b4bfa1c7c8f02615c0c9d5581876ea54

    SHA512

    fa3308a0c741e07286bf303174d625cdf27d0c91194d2d435b4f878b0a0c412884dab6f80745a3aba8c990637d8ca8101ac282e75615c3c0d8cd5cb7335b188f

  • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015

    Filesize

    342B

    MD5

    504239d1d6ee1cbc2733f0033f968424

    SHA1

    b6efdd436b68660cb316e75e23910316175eb154

    SHA256

    24d74e67caf7a1faa49c779b87d41b7f4a3bfcc4318605eae15654bc8b396aef

    SHA512

    d9f7028c216bf9acac0aafa3cd8e5e2d0229b85e8467b23175fdd604137a511d97d2192a21acf424e5f01860e8ffe4437a5d1d0e6f04e18a1d846397270e76d0

  • C:\Users\Admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\UQFHO95Z\search[2].htm

    Filesize

    25B

    MD5

    8ba61a16b71609a08bfa35bc213fce49

    SHA1

    8374dddcc6b2ede14b0ea00a5870a11b57ced33f

    SHA256

    6aa63394c1f5e705b1e89c55ff19eed71957e735c3831a845ff62f74824e13f1

    SHA512

    5855f5b2a78877f7a27ff92eaaa900d81d02486e6e2ea81d80b6f6cf1fe254350444980017e00cdeecdd3c67b86e7acc90cd2d77f06210bdd1d7b1a71d262df1

  • C:\Users\Admin\AppData\Local\Temp\Cab5B5.tmp

    Filesize

    70KB

    MD5

    49aebf8cbd62d92ac215b2923fb1b9f5

    SHA1

    1723be06719828dda65ad804298d0431f6aff976

    SHA256

    b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f

    SHA512

    bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b

  • C:\Users\Admin\AppData\Local\Temp\Tar654.tmp

    Filesize

    181KB

    MD5

    4ea6026cf93ec6338144661bf1202cd1

    SHA1

    a1dec9044f750ad887935a01430bf49322fbdcb7

    SHA256

    8efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8

    SHA512

    6c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b

  • C:\Users\Admin\AppData\Local\Temp\tmpF910.tmp

    Filesize

    28KB

    MD5

    49a7a989df9c337b83dc3d2f5302fad1

    SHA1

    4ec013e5964317287f6f380af3d6e7e9430089c0

    SHA256

    d69ec823e6565cffa2ed0cda19c58d282b36e0688f4f90329ed4df3c878e2419

    SHA512

    3dd483111a309a3ffbf2c0f50f5e58850270c7d0e67886f1cc73678a09986e281bccd92ee10d9ac5409c1ac78b503d9d4cf90601702f0e40a40d8b41743b8f9e

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

    Filesize

    1KB

    MD5

    c5395efdc31007764fa5ff4549dc3e10

    SHA1

    886ed14269eb522b4b6ddc5bc2acc339bfe54136

    SHA256

    d7b8fc39ece1e130dda81e6c273147abef70fbf50f602fc15cfe9cb926f5f3fb

    SHA512

    aea60a5e4d7fe30e4b3e7682666091ccad11daaad8ff36dd68cc6751d2e8c49baa1e696afc66f751ebbdb088da403c3aec5c54bf18dbe0a31be2b61554d460f6

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

    Filesize

    1KB

    MD5

    57ee1fc87aad39af5bddb1e29a7ef0da

    SHA1

    79ca9b0decfcc41737e9e379c1f86506cfe5f3eb

    SHA256

    f2cf68828f2372fef718d167e37512a31cb0efba59ed6b683f0293fae18e7701

    SHA512

    8d4d89f802a48a471d8cf3f70cf091238ac47bbf2c2ec65f0e24fc4ee91056ce6f321c91a0a6eb46e58527fe5f55ed10a0dc15b123504193b1211d72b3e5333c

  • C:\Windows\services.exe

    Filesize

    8KB

    MD5

    b0fe74719b1b647e2056641931907f4a

    SHA1

    e858c206d2d1542a79936cb00d85da853bfc95e2

    SHA256

    bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c

    SHA512

    9c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2

  • memory/1912-21-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/1912-73-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/1912-38-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/1912-11-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/1912-43-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/1912-45-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/1912-31-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/1912-26-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/1912-20-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/1912-66-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/1912-104-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/1912-71-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/1912-85-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/1912-33-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/1912-78-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/1912-83-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/2404-82-0x0000000000500000-0x0000000000510000-memory.dmp

    Filesize

    64KB

  • memory/2404-72-0x0000000000500000-0x0000000000510000-memory.dmp

    Filesize

    64KB

  • memory/2404-0-0x0000000000500000-0x0000000000510000-memory.dmp

    Filesize

    64KB

  • memory/2404-103-0x0000000000500000-0x0000000000510000-memory.dmp

    Filesize

    64KB

  • memory/2404-70-0x0000000000500000-0x0000000000510000-memory.dmp

    Filesize

    64KB

  • memory/2404-65-0x0000000000500000-0x0000000000510000-memory.dmp

    Filesize

    64KB

  • memory/2404-18-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/2404-17-0x0000000000500000-0x0000000000510000-memory.dmp

    Filesize

    64KB

  • memory/2404-9-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/2404-42-0x0000000000500000-0x0000000000510000-memory.dmp

    Filesize

    64KB

  • memory/2404-4-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB