Analysis

  • max time kernel
    150s
  • max time network
    154s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    19-09-2024 05:23

General

  • Target

    Worm.Win32.Mydoom.exe

  • Size

    40KB

  • MD5

    b014ddef4eacf5b0688c1a6499c44150

  • SHA1

    2cb479d23c2dbe413e81bd273b1b7917a8a25611

  • SHA256

    e292d3b57228b134cef488f119ed69df757a1e6c6b496aaed59a6e4232bf97c6

  • SHA512

    591292edcc1192de9d317ed40949ee1bc201ef893f5ad7866639ea228bc9774f065a78c3add2d05dd14e910d705cb91c20fbd33e36476ebc2d66355ef6d3a43b

  • SSDEEP

    768:aq9m/ZsybSg2ts4L3RLc/qjhsKmHbk1+qJ0UtHv4:aqk/Zdic/qjh8w19JDHA

Malware Config

Signatures

  • Detects MyDoom family 3 IoCs
  • MyDoom

    MyDoom is a Worm that is written in C++.

  • Executes dropped EXE 1 IoCs
  • UPX packed file 17 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Adds Run key to start application 2 TTPs 2 IoCs
  • 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\Worm.Win32.Mydoom.exe
    "C:\Users\Admin\AppData\Local\Temp\Worm.Win32.Mydoom.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:2540
    • 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:2520

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

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

    Filesize

    342B

    MD5

    c43c63f25c1ba3e846ab81e27f0da3a6

    SHA1

    193967e16371ab11bf1df936693c921e9180353e

    SHA256

    f8523d7c2de4a80b8c99b7c407763d1f3582b1eb1d76e0c03109b6964f15e780

    SHA512

    5c441cc3950a055c7db04d214b630a0c12ea080ba1efab7e2c851a14abaa9443fd030578fd031033998e05d400f130db1084340780fd6005cb258c9fd1f108b4

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

    Filesize

    342B

    MD5

    34dbda8c09dcaffebb27828dcf9fff1e

    SHA1

    7e9b9fcea391f878516530de7d87e1d584c0d861

    SHA256

    61933902e3202d879eef0654a00e89752de06cd02637bf932ef3d417985e0a47

    SHA512

    0a537b6f3b17159c9d420a62731df59872a35ccd9fbeb2e438a49fcc05f303c4901596e3448fda36f3181dca9909c12c78510cc8714676ce688360ecb3361112

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

    Filesize

    342B

    MD5

    fb29d031ed120cb9015154431d7542dd

    SHA1

    e96e65d1aa2cdbf300ef0b10bea8b199b93ab0ed

    SHA256

    5901bc0a0830ebc0d0583d6999bbe2979fe501f83cbdb58bf39ffe6dacd3c71a

    SHA512

    6a2b4465f5e9ca50c76d618c9651dd0148389a413cb7ffc9702a38309929ffb5bed12447e74a6822732343f38299d68ade6f42aff7aae5c6388980bce63f19f6

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

    Filesize

    342B

    MD5

    6c46156a00b1c8e5e97e2173c2fb2160

    SHA1

    8d9e06043255ce83c140463f9ce86a66381b912e

    SHA256

    d675274dc90bc90ea45290643859bfe3f61f092ca8183270645c65b84ed83eb4

    SHA512

    60663f259a7a723cbb6acb6411d863e7e52b82c16cbe808b1e6a9176c16be990c915aa92d3355381d63c6417780ae41d14915b915f141521f6c66c500128659a

  • C:\Users\Admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\NQU8S4LJ\default[3].htm

    Filesize

    306B

    MD5

    e0c3b4c8541e5bc3cf19d22ccf8365d6

    SHA1

    9ac1347e4dbce09ddacc47ff46b9cb15b01fd77d

    SHA256

    69e3c690688497ac57963720235b9181d6ab79161289aed6bc518f2284e75696

    SHA512

    3c6a7bb5b195dd5e973d180f051ad4979d37bfaa489e6e22c239a2efc007a203c72732496d0db1324a16344606510cba911af242337bd96da4f9832c9f6552aa

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

    Filesize

    25B

    MD5

    8ba61a16b71609a08bfa35bc213fce49

    SHA1

    8374dddcc6b2ede14b0ea00a5870a11b57ced33f

    SHA256

    6aa63394c1f5e705b1e89c55ff19eed71957e735c3831a845ff62f74824e13f1

    SHA512

    5855f5b2a78877f7a27ff92eaaa900d81d02486e6e2ea81d80b6f6cf1fe254350444980017e00cdeecdd3c67b86e7acc90cd2d77f06210bdd1d7b1a71d262df1

  • C:\Users\Admin\AppData\Local\Temp\CabB294.tmp

    Filesize

    70KB

    MD5

    49aebf8cbd62d92ac215b2923fb1b9f5

    SHA1

    1723be06719828dda65ad804298d0431f6aff976

    SHA256

    b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f

    SHA512

    bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b

  • C:\Users\Admin\AppData\Local\Temp\TarB3A1.tmp

    Filesize

    181KB

    MD5

    4ea6026cf93ec6338144661bf1202cd1

    SHA1

    a1dec9044f750ad887935a01430bf49322fbdcb7

    SHA256

    8efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8

    SHA512

    6c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b

  • C:\Users\Admin\AppData\Local\Temp\tmp9D5A.tmp

    Filesize

    40KB

    MD5

    ae3c9c9b463153525442e5da61cddbc3

    SHA1

    9570556241bc8281a19c4e2c46a8e248496861a2

    SHA256

    58d94306f6b0c24de68ab7352b1ab9525008860123c46301ff3403755e3dd2fe

    SHA512

    10b24fa2a0517c2a4a1c0a962b63c960ea052d7fb0131a7e9bac996e7efe84f929b59fc861a3b8cf65db1446a336fa6834a1a444e6a2baf4a99df00252110d98

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

    Filesize

    1KB

    MD5

    1d6c1e3f90e542eecc586440ca5aaae2

    SHA1

    62cd3aebfa8b94ffe6b63c51c7a410e831dbae29

    SHA256

    2f60229c183dc63ea213543ba4273654c2be34a49ac06c77344f74e50cbc5e23

    SHA512

    64af83f86407ebb85b089c88f93dd8b937e3939f732efd92ff5c235e1b477c33a80fca4a840b88a77babd8d540122c47dbcfe298c823d0fdf53d69ac7645c397

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

    Filesize

    1KB

    MD5

    273e659586b884d64f59b878d91dea23

    SHA1

    41ec357d4666ba0c3281e5559dd08cd3d1bb9df4

    SHA256

    6faa24eba5cccfa40e378468c0dec3757793f0ba248897295749e0257f5930eb

    SHA512

    b794e82bb40729ed8264a8152e73de728e750c51eed3a3a18aa6e777fe6679e367845d28a494b3cfb7bd1541e862cd6e84f213c72f04050b0799d24f1c03f739

  • C:\Windows\services.exe

    Filesize

    8KB

    MD5

    b0fe74719b1b647e2056641931907f4a

    SHA1

    e858c206d2d1542a79936cb00d85da853bfc95e2

    SHA256

    bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c

    SHA512

    9c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2

  • memory/2520-53-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/2520-24-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/2520-29-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/2520-11-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/2520-54-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/2520-58-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/2520-62-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/2520-63-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/2520-67-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/2520-71-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/2520-28-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/2520-33-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/2520-20-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/2520-369-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/2520-294-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/2520-19-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/2540-9-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/2540-10-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/2540-18-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/2540-17-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/2540-0-0x0000000000500000-0x000000000050D000-memory.dmp

    Filesize

    52KB