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
    18-12-2024 23:10

General

  • Target

    81f452d95eeba8718a5886cbac8b0fd80b1a9d92ebc049b87a6ee222c51e7030.exe

  • Size

    29KB

  • MD5

    6ae21c2303c5db883cdb607b2c4ad890

  • SHA1

    860a3f0a69d3acf745f4e3c2c6048702c5e2a4c3

  • SHA256

    81f452d95eeba8718a5886cbac8b0fd80b1a9d92ebc049b87a6ee222c51e7030

  • SHA512

    9c3d5d00eda7a8a3ae3b4a1fcdbc0ff733742ed8f2e1de2564aab938dd110ae633071796d1a2f05002b4ee5b1a006ae038f360369dc19fc70cb4b2a890f06902

  • SSDEEP

    768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/6hH:AEwVs+0jNDY1qi/qi9

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 4 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\81f452d95eeba8718a5886cbac8b0fd80b1a9d92ebc049b87a6ee222c51e7030.exe
    "C:\Users\Admin\AppData\Local\Temp\81f452d95eeba8718a5886cbac8b0fd80b1a9d92ebc049b87a6ee222c51e7030.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:2572
    • 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:2244

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

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

    Filesize

    342B

    MD5

    6589626719e91230f2e4ed527c1c6b6c

    SHA1

    98c15bddb639ad2fc16368985d4fc7f479343734

    SHA256

    c847503b5a0608b463694a00eafe0254bce3e5755c033dd47fc47a24b797213b

    SHA512

    0ca66bb0f69874805fb77318a92cb093d6bada165eeea378b3cec0dd42fe603b63e9a01560ac0c427c9fefaba39633e367cf23e28b7a5028c0dfce04289a1ad9

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

    Filesize

    342B

    MD5

    af8d6b92eac8e4ab7eaa8043cc719fd1

    SHA1

    5b37271040a9425e32eca022c61cc07595a59783

    SHA256

    83913338ed048873f1f2c6f0019681c04e55b48fa67ccfa6d397bfd4d0ecc789

    SHA512

    37c8a4bcf1e01765f5524de886ddc9e8f8bccb823b3a2f2b63a3b79ff6d1faba93c6ee3e044f38c64c3bc8770bcc151c470ba962d69c375ecc3e2c6fb3e9efe4

  • C:\Users\Admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\AS91FDNI\default[2].htm

    Filesize

    315B

    MD5

    14b82aec966e8e370a28053db081f4e9

    SHA1

    a0f30ebbdb4c69947d3bd41fa63ec4929dddd649

    SHA256

    202eada95ef503b303a05caf5a666f538236c7e697f5301fd178d994fa6e24cf

    SHA512

    ec04f1d86137dc4d75a47ba47bb2f2c912115372fa000cf986d13a04121aae9974011aa716c7da3893114e0d5d0e2fb680a6c2fd40a1f93f0e0bfd6fd625dfa7

  • C:\Users\Admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\S8GI6B9B\default[2].htm

    Filesize

    306B

    MD5

    e0c3b4c8541e5bc3cf19d22ccf8365d6

    SHA1

    9ac1347e4dbce09ddacc47ff46b9cb15b01fd77d

    SHA256

    69e3c690688497ac57963720235b9181d6ab79161289aed6bc518f2284e75696

    SHA512

    3c6a7bb5b195dd5e973d180f051ad4979d37bfaa489e6e22c239a2efc007a203c72732496d0db1324a16344606510cba911af242337bd96da4f9832c9f6552aa

  • C:\Users\Admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\S8GI6B9B\search[3].htm

    Filesize

    25B

    MD5

    8ba61a16b71609a08bfa35bc213fce49

    SHA1

    8374dddcc6b2ede14b0ea00a5870a11b57ced33f

    SHA256

    6aa63394c1f5e705b1e89c55ff19eed71957e735c3831a845ff62f74824e13f1

    SHA512

    5855f5b2a78877f7a27ff92eaaa900d81d02486e6e2ea81d80b6f6cf1fe254350444980017e00cdeecdd3c67b86e7acc90cd2d77f06210bdd1d7b1a71d262df1

  • C:\Users\Admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\ZKZ95V4R\default[1].htm

    Filesize

    308B

    MD5

    ccfe63b884fe4225fa33f618a54ce37a

    SHA1

    bbb0778c1597eafe7fb9c5c65412f8ab04b2e311

    SHA256

    f7dd5bab49466a4cdb6a7f5a0e07a158f7a1567bd809ed745812469775b33112

    SHA512

    858f345503c89ba075b374764145fba5b1a9d3440d1628edeab0a3e02cc7cbfbe1119c20747026e69d630ed262d3c91c5073ef06823cf727dfcb11605c7c5ff8

  • C:\Users\Admin\AppData\Local\Temp\CabB2A7.tmp

    Filesize

    70KB

    MD5

    49aebf8cbd62d92ac215b2923fb1b9f5

    SHA1

    1723be06719828dda65ad804298d0431f6aff976

    SHA256

    b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f

    SHA512

    bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b

  • C:\Users\Admin\AppData\Local\Temp\TarB307.tmp

    Filesize

    181KB

    MD5

    4ea6026cf93ec6338144661bf1202cd1

    SHA1

    a1dec9044f750ad887935a01430bf49322fbdcb7

    SHA256

    8efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8

    SHA512

    6c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b

  • C:\Users\Admin\AppData\Local\Temp\tmpAB9D.tmp

    Filesize

    29KB

    MD5

    915de04727732b51113a0e8dde3596a0

    SHA1

    2c796e573d4eae8cede7604479153ced01df0efe

    SHA256

    aa2cfe2c4c9edbc55f97a888d18e97adc686af316aecebeffb4b9aadb639afe4

    SHA512

    32159ed2c6a158c0fc20548b5e3196b15b5d38ada45bf962e9a397daa1e22b45791fa6ae2b6f5352df4b7a37dac054c7699d5a7a5f1787acfcbeaa350b93a1de

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

    Filesize

    320B

    MD5

    c7672ebfeeedb01d58179a16f45e56c8

    SHA1

    bf3b405a4cf1db17fd05e655f3fa6a0176ef876a

    SHA256

    d24857f797001a91d64bdb20b650baaa6ccf8fb271e91179ad7ef40a93377582

    SHA512

    e67a1d1f3f83dd39f05283741bf34b6f4b311642e26df207065487f92e193eb9be7407ea847b58d97b082eeea3fc40893e7c166571a2d8868c895ed39f2381d6

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

    Filesize

    320B

    MD5

    63668f99af51d1c7b04f0aab43686cfe

    SHA1

    e67166d42119e5a65d4ed042534c1f7d657255e8

    SHA256

    ba85c21f15e3c918e2722ad6e4bf1bc1a86af52486aaf9a4f62b732c51d42c68

    SHA512

    acf2a00a419c3fcfce53b522a734e0937e7d88b9041b02f43960e5cf9d1ec742f9a28d347865ed21edf831b6909011b3663ced9f217108bf4f92502e2787edfa

  • C:\Windows\services.exe

    Filesize

    8KB

    MD5

    b0fe74719b1b647e2056641931907f4a

    SHA1

    e858c206d2d1542a79936cb00d85da853bfc95e2

    SHA256

    bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c

    SHA512

    9c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2

  • memory/2244-64-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/2244-18-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/2244-10-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/2244-57-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/2244-325-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/2244-59-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/2244-249-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/2244-36-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/2244-69-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/2244-71-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/2244-19-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/2244-76-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/2244-31-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/2244-98-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/2244-24-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/2244-29-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/2572-30-0x0000000000500000-0x0000000000510200-memory.dmp

    Filesize

    64KB

  • memory/2572-97-0x0000000000500000-0x0000000000510200-memory.dmp

    Filesize

    64KB

  • memory/2572-70-0x0000000000500000-0x0000000000510200-memory.dmp

    Filesize

    64KB

  • memory/2572-0-0x0000000000500000-0x0000000000510200-memory.dmp

    Filesize

    64KB

  • memory/2572-248-0x0000000000500000-0x0000000000510200-memory.dmp

    Filesize

    64KB

  • memory/2572-63-0x0000000000500000-0x0000000000510200-memory.dmp

    Filesize

    64KB

  • memory/2572-324-0x0000000000500000-0x0000000000510200-memory.dmp

    Filesize

    64KB

  • memory/2572-58-0x0000000000500000-0x0000000000510200-memory.dmp

    Filesize

    64KB

  • memory/2572-16-0x0000000000500000-0x0000000000510200-memory.dmp

    Filesize

    64KB

  • memory/2572-56-0x0000000000500000-0x0000000000510200-memory.dmp

    Filesize

    64KB

  • memory/2572-4-0x0000000000220000-0x0000000000228000-memory.dmp

    Filesize

    32KB