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
    26/03/2025, 04:30

General

  • Target

    5f644b8f7997bad7534d764946a88cbcb408ed9bbc0c3d08090a8ff926e83a39.exe

  • Size

    41KB

  • MD5

    6ae78c148db3cabcefdb47f68cbee6b0

  • SHA1

    fcfa2a015c0095ab19401be6e9697e9721db3e98

  • SHA256

    5f644b8f7997bad7534d764946a88cbcb408ed9bbc0c3d08090a8ff926e83a39

  • SHA512

    a14b1e5a6631cce8057dac1911cf28250d4b89cdb0a6415148cdb06f42ab9fe9c8a27f4a7c7087a190be606b1cd16fce9e877b9470dab6a4347e089cfa991d91

  • SSDEEP

    768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/y:AEwVs+0jNDY1qi/q

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 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\5f644b8f7997bad7534d764946a88cbcb408ed9bbc0c3d08090a8ff926e83a39.exe
    "C:\Users\Admin\AppData\Local\Temp\5f644b8f7997bad7534d764946a88cbcb408ed9bbc0c3d08090a8ff926e83a39.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:2004
    • 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:340

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

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

    Filesize

    344B

    MD5

    67d27ff2ee9484218ed5f449d0909a9a

    SHA1

    01c1c39d00548b84421a7799ce709393c46ad4fc

    SHA256

    3b12928be4abd0b9a3dad662e3310cdc030ee26f1f0684afb7061e4023682251

    SHA512

    62d721e52ba97a309e39397c0f73a513bd05a6cc6cbbb53f4454935ad1e2dcaa35e00073a47492f159a102daaee27e43d27d3dea2f3810f02a2a81c8f9c48878

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

    Filesize

    344B

    MD5

    26e5ee56ac603a5217c4d8913a71ed84

    SHA1

    03fbf531f6b1fb41f6bbf0aa3ade4df939d15213

    SHA256

    31d418dcd339c8943d266e5f16be63c57a1d1d437d5607af45d5247807c2ba97

    SHA512

    304af11cbcac75b6f4a03ad529972160e9ca3d81a5ab50320e9c64b40e433c618d972f874eeec0c5bc6b44879eaa53601783b033fafa11b5ecb94e98ea54fc59

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

    Filesize

    344B

    MD5

    654ad773194fd86020be165c73f31983

    SHA1

    5af84c456b86cd8532384ee47f6f3b2be76cb22b

    SHA256

    5a9b5f623b92115af549a9018d43a7b1817eb1342b207f5f1fcbef78c9bb5945

    SHA512

    8a47fb719e265ce87dae52cbf3803a3abe863b646112fe87212bc0de0b4994b9c4e2b969a9d96e94f6839d90b7928a44769858908ff7fdb765594b1781ad1d6e

  • C:\Users\Admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\DJB1KT77\default[1].htm

    Filesize

    308B

    MD5

    315fa0acffde5bcbe8f2e6c964a109fa

    SHA1

    692aa5eca36bb604ff7eac3994a948bf6b6c63fd

    SHA256

    2470667bbb56cea865a884603f3a648678589ac51045b9151b72d5a760c43e42

    SHA512

    03a5072de2ee6a368e6d4c018bbcf27beec14e9f8e7f53d350ab918bfdf3194536ba77a8ba9b6c452834679c2142c01efbd157d65945f482c4a414970b7d960d

  • C:\Users\Admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\F91VN88R\search[2].htm

    Filesize

    25B

    MD5

    8ba61a16b71609a08bfa35bc213fce49

    SHA1

    8374dddcc6b2ede14b0ea00a5870a11b57ced33f

    SHA256

    6aa63394c1f5e705b1e89c55ff19eed71957e735c3831a845ff62f74824e13f1

    SHA512

    5855f5b2a78877f7a27ff92eaaa900d81d02486e6e2ea81d80b6f6cf1fe254350444980017e00cdeecdd3c67b86e7acc90cd2d77f06210bdd1d7b1a71d262df1

  • C:\Users\Admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\KIYAG1MM\default[3].htm

    Filesize

    315B

    MD5

    14b82aec966e8e370a28053db081f4e9

    SHA1

    a0f30ebbdb4c69947d3bd41fa63ec4929dddd649

    SHA256

    202eada95ef503b303a05caf5a666f538236c7e697f5301fd178d994fa6e24cf

    SHA512

    ec04f1d86137dc4d75a47ba47bb2f2c912115372fa000cf986d13a04121aae9974011aa716c7da3893114e0d5d0e2fb680a6c2fd40a1f93f0e0bfd6fd625dfa7

  • C:\Users\Admin\AppData\Local\Temp\Cab8A5E.tmp

    Filesize

    70KB

    MD5

    49aebf8cbd62d92ac215b2923fb1b9f5

    SHA1

    1723be06719828dda65ad804298d0431f6aff976

    SHA256

    b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f

    SHA512

    bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b

  • C:\Users\Admin\AppData\Local\Temp\Cab8B88.tmp

    Filesize

    71KB

    MD5

    83142242e97b8953c386f988aa694e4a

    SHA1

    833ed12fc15b356136dcdd27c61a50f59c5c7d50

    SHA256

    d72761e1a334a754ce8250e3af7ea4bf25301040929fd88cf9e50b4a9197d755

    SHA512

    bb6da177bd16d163f377d9b4c63f6d535804137887684c113cc2f643ceab4f34338c06b5a29213c23d375e95d22ef417eac928822dfb3688ce9e2de9d5242d10

  • C:\Users\Admin\AppData\Local\Temp\Tar8BEB.tmp

    Filesize

    183KB

    MD5

    109cab5505f5e065b63d01361467a83b

    SHA1

    4ed78955b9272a9ed689b51bf2bf4a86a25e53fc

    SHA256

    ea6b7f51e85835c09259d9475a7d246c3e764ad67c449673f9dc97172c351673

    SHA512

    753a6da5d6889dd52f40208e37f2b8c185805ef81148682b269fff5aa84a46d710fe0ebfe05bce625da2e801e1c26745998a41266fa36bf47bc088a224d730cc

  • C:\Users\Admin\AppData\Local\Temp\tmp7F3E.tmp

    Filesize

    41KB

    MD5

    74a6815fb52d132f8b39c31755a25eeb

    SHA1

    6b237b344a2dc0c01b1f96b99e8046cae12f0fb6

    SHA256

    8e0e2241c340a008de17a41da43d053b36a543381033512e30d340aac145f1dc

    SHA512

    e3bdfad86b41a65e9337588a4f1c857a916e741fec6ad70b415652395ae921be2168277541b563c3ebf3b0c979d16eec9ffb7b43d0a56ccb13be9150f2d600ba

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

    Filesize

    192B

    MD5

    b0034f578a3684bdcb604b7873cfbd28

    SHA1

    021a470661664ad154905bf1f1e98acb8fb40464

    SHA256

    e881caba2edc138dc2d53a24a9aa20e064aec3aa5f58376eb296abc3615b6c08

    SHA512

    60bd588a112e0cb1e6bb69e64a642b2acb2d8688232634f5f11c4f35380de101628b3eb045669efcb2f49b395e6a0da87b0ca85ca0f096cd7456da921c90cf36

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

    Filesize

    192B

    MD5

    91607d010c72f574a9cf91a0b144979c

    SHA1

    2f0888b5c0313b07538883f0aba2158d3bf2e465

    SHA256

    3b87711b876c351b379b49e08195266ebf2556db364d8c2b62da1ef728a92896

    SHA512

    db9f49984d969dc5f075e62466ff8c56dc9a11c554b94a11a038e831bd3792792ccbd9f049248757ea885b0e7974ec10b9d9128d7a3ed8d54cd26f5c77b27f4e

  • C:\Windows\services.exe

    Filesize

    8KB

    MD5

    b0fe74719b1b647e2056641931907f4a

    SHA1

    e858c206d2d1542a79936cb00d85da853bfc95e2

    SHA256

    bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c

    SHA512

    9c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2

  • memory/340-27-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/340-56-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/340-34-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/340-11-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/340-759-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/340-54-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/340-503-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/340-97-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/340-20-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/340-61-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/340-66-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/340-22-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/340-68-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/340-73-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/340-32-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/340-39-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/2004-96-0x0000000000500000-0x0000000000510200-memory.dmp

    Filesize

    64KB

  • memory/2004-0-0x0000000000500000-0x0000000000510200-memory.dmp

    Filesize

    64KB

  • memory/2004-67-0x0000000000500000-0x0000000000510200-memory.dmp

    Filesize

    64KB

  • memory/2004-60-0x0000000000500000-0x0000000000510200-memory.dmp

    Filesize

    64KB

  • memory/2004-19-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/2004-18-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/2004-17-0x0000000000500000-0x0000000000510200-memory.dmp

    Filesize

    64KB

  • memory/2004-9-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/2004-502-0x0000000000500000-0x0000000000510200-memory.dmp

    Filesize

    64KB

  • memory/2004-55-0x0000000000500000-0x0000000000510200-memory.dmp

    Filesize

    64KB

  • memory/2004-10-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/2004-758-0x0000000000500000-0x0000000000510200-memory.dmp

    Filesize

    64KB

  • memory/2004-53-0x0000000000500000-0x0000000000510200-memory.dmp

    Filesize

    64KB

  • memory/2004-33-0x0000000000500000-0x0000000000510200-memory.dmp

    Filesize

    64KB