Analysis

  • max time kernel
    150s
  • max time network
    151s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    18-12-2024 03:51

General

  • Target

    ac7e7dd48f4b08bac468c320f2e682d6c2391d6f48fd02bdfbc9af9d7bfaf79e.exe

  • Size

    29KB

  • MD5

    ac2b0fda7d1a42c8996cd89ff1a3bd97

  • SHA1

    71de667ffe285a5380fa1520561e821ecc28073c

  • SHA256

    ac7e7dd48f4b08bac468c320f2e682d6c2391d6f48fd02bdfbc9af9d7bfaf79e

  • SHA512

    b5faadb62ec9905bd31d804cb36d7f6cdd616f5614aa718922edf9a3dbb325cdd415dcdb8185317d18e8231560d88a3cc4491f4bebd0caabb0f2f7426976bb76

  • SSDEEP

    768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/mhp:AEwVs+0jNDY1qi/q+T

Malware Config

Signatures

  • Detects MyDoom family 10 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 28 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\ac7e7dd48f4b08bac468c320f2e682d6c2391d6f48fd02bdfbc9af9d7bfaf79e.exe
    "C:\Users\Admin\AppData\Local\Temp\ac7e7dd48f4b08bac468c320f2e682d6c2391d6f48fd02bdfbc9af9d7bfaf79e.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:2080
    • 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:1036

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

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

    Filesize

    342B

    MD5

    442b98d4e688f35a161230ab01b0aa5f

    SHA1

    9f6465d61db6a8227e592c4e149920a78bf494c2

    SHA256

    91c952e838d95cfb3c8077a01a6705aaf42b17459420b19d41844a488b5b2197

    SHA512

    f9f75479acef940c331be21392a9febb7c1016f7924a554d49944533b140b2730b68d3f4dbdeb4e1df756852bbe7e5037e3cfcb7e52ee61e63fa73f941a9c7f9

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

    Filesize

    342B

    MD5

    913cb68b6272eb27e81439aa3401eda2

    SHA1

    f3fd4620b58ba3f72505e4fa84f1ff0bdf28dfa4

    SHA256

    78bd5f9e571303d62a72fd20fe2a9b66aec98377075045070750eba441992fca

    SHA512

    05bc51a9e71da612073ce0b606565898ff5e2ddfbb44a2c95620f8b27392549c60665f2baa8463978107db18579c5062457efd225f9fbc5d75909d9e787ea4ec

  • C:\Users\Admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\01LB6K3J\search[1].htm

    Filesize

    25B

    MD5

    8ba61a16b71609a08bfa35bc213fce49

    SHA1

    8374dddcc6b2ede14b0ea00a5870a11b57ced33f

    SHA256

    6aa63394c1f5e705b1e89c55ff19eed71957e735c3831a845ff62f74824e13f1

    SHA512

    5855f5b2a78877f7a27ff92eaaa900d81d02486e6e2ea81d80b6f6cf1fe254350444980017e00cdeecdd3c67b86e7acc90cd2d77f06210bdd1d7b1a71d262df1

  • C:\Users\Admin\AppData\Local\Temp\CabD043.tmp

    Filesize

    70KB

    MD5

    49aebf8cbd62d92ac215b2923fb1b9f5

    SHA1

    1723be06719828dda65ad804298d0431f6aff976

    SHA256

    b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f

    SHA512

    bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b

  • C:\Users\Admin\AppData\Local\Temp\TarD0C4.tmp

    Filesize

    181KB

    MD5

    4ea6026cf93ec6338144661bf1202cd1

    SHA1

    a1dec9044f750ad887935a01430bf49322fbdcb7

    SHA256

    8efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8

    SHA512

    6c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b

  • C:\Users\Admin\AppData\Local\Temp\tmpC64D.tmp

    Filesize

    29KB

    MD5

    f5b84af193e43e70695f1df85e138e8b

    SHA1

    2504147518ce730a2b44d7b96e1f54c0ac0bf299

    SHA256

    91657d88c5cb210daed74c48fa1f43366d90ca62b8632ffd8a6dca70a448bce8

    SHA512

    a69f69fc8976123fceb5d76c047cbfd23911e1e3cedc0bae8da9f9cbfeb9597948c854127296205f0513cc102e149edbfee31cfcd7296d41cc9c417db289bb9b

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

    Filesize

    320B

    MD5

    896378a6088bb40a23e9fe37bc5ff60d

    SHA1

    8e8de9df9c24ad225765073d166b2ab21ad6bdf5

    SHA256

    58de2d4d3c8ca7789ab6f57abf2b8ae6efc0744adf13f0756f143e6285418d7a

    SHA512

    2160260af826df369a3024aa3a6ee6b0738ea7f55edb2a8618230af617c79e3a62593c7d750d16bf311840b23b7b4eae8b67b6858b5bc8104bcb9e4c9e5dd6c3

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

    Filesize

    320B

    MD5

    ab9311671cb3bc52be89602b6c651129

    SHA1

    bd3efad25b18b491267e14923861eb0b3364c8a5

    SHA256

    580bce9bc9d00253ed85b4866df7b567194ac09399339331e1b890f74206d0af

    SHA512

    a1d133953a11ed80920a35778c82b276cec6e1dfebb1561ac1d7878a58eb389dddc204ecf9bfcc504cdeb15fd8482c24c7e685f938107c42676c06a4dc59ce90

  • C:\Windows\services.exe

    Filesize

    8KB

    MD5

    b0fe74719b1b647e2056641931907f4a

    SHA1

    e858c206d2d1542a79936cb00d85da853bfc95e2

    SHA256

    bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c

    SHA512

    9c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2

  • memory/1036-20-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/1036-22-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/1036-32-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/1036-34-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/1036-264-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/1036-39-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/1036-44-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/1036-76-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/1036-27-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/1036-11-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/1036-60-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/1036-100-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/1036-64-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/1036-81-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/1036-69-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/1036-71-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/2080-2-0x0000000000500000-0x0000000000510200-memory.dmp

    Filesize

    64KB

  • memory/2080-75-0x0000000000500000-0x0000000000510200-memory.dmp

    Filesize

    64KB

  • memory/2080-68-0x0000000000500000-0x0000000000510200-memory.dmp

    Filesize

    64KB

  • memory/2080-19-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/2080-63-0x0000000000500000-0x0000000000510200-memory.dmp

    Filesize

    64KB

  • memory/2080-99-0x0000000000500000-0x0000000000510200-memory.dmp

    Filesize

    64KB

  • memory/2080-18-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/2080-17-0x0000000000500000-0x0000000000510200-memory.dmp

    Filesize

    64KB

  • memory/2080-9-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/2080-10-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/2080-59-0x0000000000500000-0x0000000000510200-memory.dmp

    Filesize

    64KB

  • memory/2080-263-0x0000000000500000-0x0000000000510200-memory.dmp

    Filesize

    64KB

  • memory/2080-38-0x0000000000500000-0x0000000000510200-memory.dmp

    Filesize

    64KB