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
    04-01-2025 03:01

General

  • Target

    JaffaCakes118_773ad7b3f4d53fee6c4a610d54d25640.exe

  • Size

    28KB

  • MD5

    773ad7b3f4d53fee6c4a610d54d25640

  • SHA1

    5ca91baa6378f0008ba24c5770f5d2d692fef6b8

  • SHA256

    66e429ede3629741daf06dccbf1e964db8a45b03efa542fd22980741deb08ebf

  • SHA512

    db1866ecb7747418600584576e4e99a6751a3831031daf68f75c97e4299a5b64dec301f4c4d8a43a0828bef7a658e97dfc0e6b44ce25bfdaf27371f8fddf92ac

  • SSDEEP

    384:1vxBbK26lj5Id8SpHx9jLhsznnVxA1WmP5w7GGCJlqqwMyN+L4tcyP:Dv8IRRdsxq1DjJcqfeFP

Malware Config

Signatures

  • Detects MyDoom family 8 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 6 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_773ad7b3f4d53fee6c4a610d54d25640.exe
    "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_773ad7b3f4d53fee6c4a610d54d25640.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:2020
    • 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:996

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\7CNUR30T\default[4].htm

    Filesize

    305B

    MD5

    157431349a057954f4227efc1383ecad

    SHA1

    69ccc939e6b36aa1fabb96ad999540a5ab118c48

    SHA256

    8553409a8a3813197c474a95d9ae35630e2a67f8e6f9f33b3f39ef4c78a8bfac

    SHA512

    6405adcfa81b53980f448c489c1d13506d874d839925bffe5826479105cbf5ba194a7bdb93095585441c79c58de42f1dab1138b3d561011dc60f4b66d11e9284

  • C:\Users\Admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\7CNUR30T\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\EOYL2MRI\default[1].htm

    Filesize

    315B

    MD5

    14b82aec966e8e370a28053db081f4e9

    SHA1

    a0f30ebbdb4c69947d3bd41fa63ec4929dddd649

    SHA256

    202eada95ef503b303a05caf5a666f538236c7e697f5301fd178d994fa6e24cf

    SHA512

    ec04f1d86137dc4d75a47ba47bb2f2c912115372fa000cf986d13a04121aae9974011aa716c7da3893114e0d5d0e2fb680a6c2fd40a1f93f0e0bfd6fd625dfa7

  • C:\Users\Admin\AppData\Local\Temp\CabCFA9.tmp

    Filesize

    70KB

    MD5

    49aebf8cbd62d92ac215b2923fb1b9f5

    SHA1

    1723be06719828dda65ad804298d0431f6aff976

    SHA256

    b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f

    SHA512

    bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b

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

    Filesize

    181KB

    MD5

    4ea6026cf93ec6338144661bf1202cd1

    SHA1

    a1dec9044f750ad887935a01430bf49322fbdcb7

    SHA256

    8efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8

    SHA512

    6c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b

  • C:\Users\Admin\AppData\Local\Temp\n5sBnguk.log

    Filesize

    1KB

    MD5

    cdad85c870ae741add340e042e2dc496

    SHA1

    174bb5c9af55154546039a18328ad38bb98bf227

    SHA256

    b1991f3520890500cfe8cd6346fcdcb0088b176cf535b4635727d663298b6217

    SHA512

    772859e779d33f8103d00f538e6a9ec65fcf6db25195cb804f089f4492a55775614c819575e23a6f1f2422c604e0ca5e56beacfc53a2e618cd915701064defd6

  • C:\Users\Admin\AppData\Local\Temp\tmpC3CE.tmp

    Filesize

    28KB

    MD5

    28277b0c765d3c878e8b7a4d130defb0

    SHA1

    bfb3dc5920315f465a295b2988cd5ec68ea54900

    SHA256

    bedb55b0ad936cb22777692a4878395296f67f997c4e5e29c10a71c02511d8f7

    SHA512

    25fba17a8e9fd356bd7dbd7361b6b79733d47765cb44388d25f9d7ff27235b5d10cf8881522e941fe7f3bf78d5608e08b8d423a150ce59545b6ed0bbe3b29cc7

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

    Filesize

    1KB

    MD5

    508d670511a3a877c01d46dedd134e1d

    SHA1

    d59cecc724739e4bf51beef9d6dab1a940803461

    SHA256

    0c7a543baf07ce25b5cad20c435453c04a8d30f4a9e37f28573c018dea866feb

    SHA512

    1ad083c8feb96d0e8d02a2679383d9aab080607d170121c7d1aa1900d6bc5774b9631c2e507795d49fd875148e083a8729d9b41c550e22517fe70c1d597b07e5

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

    Filesize

    1KB

    MD5

    f31f86fa79eec57c6a813c51b02dbea3

    SHA1

    b31ee5cac8a1cadcf51cd25500a51c13aa83170f

    SHA256

    b931a5013683c5c707afc0199ceb732abc959f86852cd1da552be5720121c727

    SHA512

    eed24a4847d032a2c80e86fef1c8bd880cecc807c2325528e63554f1b133c525f40efccbe1a6ffada2f87eee5704d52e4c33d08c3dcb075d223b62a2690249ca

  • C:\Windows\services.exe

    Filesize

    8KB

    MD5

    b0fe74719b1b647e2056641931907f4a

    SHA1

    e858c206d2d1542a79936cb00d85da853bfc95e2

    SHA256

    bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c

    SHA512

    9c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2

  • memory/996-63-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/996-18-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/996-17-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/996-35-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/996-233-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/996-59-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/996-30-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/996-40-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/996-23-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/996-68-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/996-102-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/996-70-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/996-28-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/996-75-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/996-80-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/2020-74-0x0000000000500000-0x0000000000510000-memory.dmp

    Filesize

    64KB

  • memory/2020-67-0x0000000000500000-0x0000000000510000-memory.dmp

    Filesize

    64KB

  • memory/2020-101-0x0000000000500000-0x0000000000510000-memory.dmp

    Filesize

    64KB

  • memory/2020-62-0x0000000000500000-0x0000000000510000-memory.dmp

    Filesize

    64KB

  • memory/2020-0-0x0000000000500000-0x0000000000510000-memory.dmp

    Filesize

    64KB

  • memory/2020-232-0x0000000000500000-0x0000000000510000-memory.dmp

    Filesize

    64KB

  • memory/2020-58-0x0000000000500000-0x0000000000510000-memory.dmp

    Filesize

    64KB

  • memory/2020-34-0x0000000000500000-0x0000000000510000-memory.dmp

    Filesize

    64KB

  • memory/2020-15-0x0000000000500000-0x0000000000510000-memory.dmp

    Filesize

    64KB

  • memory/2020-3-0x0000000000220000-0x0000000000228000-memory.dmp

    Filesize

    32KB