General

  • Target

    65f59b094e082a4f4e3c0d9d2770b5bc_JaffaCakes118

  • Size

    634KB

  • Sample

    241021-h55zfawelk

  • MD5

    65f59b094e082a4f4e3c0d9d2770b5bc

  • SHA1

    a904159c22e63e91d3b8b6fdb088756e194526f6

  • SHA256

    a409c1d249f542c1598b3e34d6641dc98a9362781b2a4f97b49d0aceccb0d529

  • SHA512

    3d52f8f402c589b283a064c2e70379ae3c55f4c739a61c4c368f951f68284299c8eac3ac6a13d83b8b119c50729b4f66a29d5155be079dc30bebee0bd4400b92

  • SSDEEP

    12288:h9DW/G4GjeZHkwuPikQ7lKH5p5H9x1QeZHkwu1ivQTlK55pMgVdm:hw/G4GjeZEXi37l6Br1QeZEtioTlOxVs

Malware Config

Targets

    • Target

      65f59b094e082a4f4e3c0d9d2770b5bc_JaffaCakes118

    • Size

      634KB

    • MD5

      65f59b094e082a4f4e3c0d9d2770b5bc

    • SHA1

      a904159c22e63e91d3b8b6fdb088756e194526f6

    • SHA256

      a409c1d249f542c1598b3e34d6641dc98a9362781b2a4f97b49d0aceccb0d529

    • SHA512

      3d52f8f402c589b283a064c2e70379ae3c55f4c739a61c4c368f951f68284299c8eac3ac6a13d83b8b119c50729b4f66a29d5155be079dc30bebee0bd4400b92

    • SSDEEP

      12288:h9DW/G4GjeZHkwuPikQ7lKH5p5H9x1QeZHkwu1ivQTlK55pMgVdm:hw/G4GjeZEXi37l6Br1QeZEtioTlOxVs

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Loads dropped DLL

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • Checks installed software on the system

      Looks up Uninstall key entries in the registry to enumerate software on the system.

    • Installs/modifies Browser Helper Object

      BHOs are DLL modules which act as plugins for Internet Explorer.

    • Drops file in System32 directory

    • Target

      $PLUGINSDIR/aminsis.dll

    • Size

      559KB

    • MD5

      51ba1095f0ae45a2d444bea506cb9ad4

    • SHA1

      038a5d53d055a6d440bd2c8864c2f51db206c5e5

    • SHA256

      b620091bf9973e807e12155d2247a6d233b5d13ec38c426675470ab4b26f0539

    • SHA512

      f5fe2dd0f19bcaab47540ceedbec71f7f7c5b833c8772c097594c458e5f1101fe9feb849812b65c175055f71dfb13f11c4ad94fef42cd66f247413e453de3361

    • SSDEEP

      12288:kbdmSvBuSrDWoN/8Z+iZz2ULoygI/htZw3EKwcxi0T8NGAmN:bSvBuSG7+iZz2ULoyXZzw3E2tT8UAmN

    Score
    3/10
    • Target

      ffMediaWatchV1home249chaction.js

    • Size

      829B

    • MD5

      4d422ef27b0afd448b7758d0124deebd

    • SHA1

      a8d83474937583cfb807d40edec5167d35fb679b

    • SHA256

      fb27e7647b5c223338e3dfbd8ce2d101e6530a9a849741abb9c1a98165e72554

    • SHA512

      b9383bda831574ee056cc7ec71d483fbce904db26b3d0808b3c6266cdcde34920d2dd74b5deb486d7c26f6b60ee022cfdb9133ffb3e5a0be57492b466be7e35a

    Score
    3/10
    • Target

      ff/chrome/content/ffMediaWatchV1home249.js

    • Size

      744B

    • MD5

      6fb7ce9bcf39b4ca1bc5c6206099614d

    • SHA1

      b98940a460c5cd12f648f0691c9588df7ad548dc

    • SHA256

      456c210767bd7b1b40f5f49f028bb5fe14960e5440a461fcd916a760514bd0ee

    • SHA512

      afe52fd889ebdba6b48071da98e3317dd238ec470a302aaa6f4c75326ae21f1310ce8fc347481fbfd0841c1815f75eb7b17c825bc1efaa72d2d5b213556b801e

    Score
    3/10
    • Target

      ff/chrome/content/ffMediaWatchV1home249ffaction.js

    • Size

      674B

    • MD5

      d0a5f39c85b5bd1e95f24b30863cdc1c

    • SHA1

      614678d86016b1c14b9cb55072e898f56bb17d2d

    • SHA256

      4fa760b7637fa87608c2f82333f9fed0c12d5c7dbe85f377f41f08150fd850b5

    • SHA512

      cd1d78c191bb19fe83858f8390174686bcbe127bbcf58056bb16cc24ee338787a92ca537b5ef6a9bf833c20172a742f5f58b21c72d58c5cf6896a9dfc865562f

    Score
    3/10
    • Target

      ie/MediaWatchV1home249.dll

    • Size

      85KB

    • MD5

      2fc62f3e294b800f9463240d90e380ae

    • SHA1

      b906eb8cd73d9b426e7a4bd4d27dc793299fc785

    • SHA256

      33b20fb3905c0ac1cb56826ea427a2c1b283027a304bc81d4c371f24513eb91b

    • SHA512

      e3159d0ed0227035c9b9d5cfc432597a3257253c389c19b3560c352f96b6ffa29e01a06abe5cc1e528f8b35d4d2e24ebbf653c23dd85db902a821d1f8a7363e0

    • SSDEEP

      1536:mn/1CsEmkaMAvtahrOb8DktvIHA9glQeJVn1:C12mkaMAlahrOvIguaeJt

    • Installs/modifies Browser Helper Object

      BHOs are DLL modules which act as plugins for Internet Explorer.

    • Target

      uninstall.exe

    • Size

      285KB

    • MD5

      65b97e9f490bac12af57b428ca85c492

    • SHA1

      806bdeaf7128898c23aa5ad61025892f8a19c2cf

    • SHA256

      fb6aeae56a566529ef086fc2ef1d30ee5fddee541ad922e366a4837d05ccc522

    • SHA512

      e78bf4718f082b34564368ed953c908df66e4d1680cbc70510c3544fcede732aefd938fa09edb394964a8410fb27576a7b082f41446386336dc9baf67cb9d316

    • SSDEEP

      6144:Ee34ijpeZH+zpyuuz6GZkDOJ/7OafSH5KmrWym09x1j:DteZHkwuPikQ7lKH5p5H9x1j

    • Executes dropped EXE

    • Loads dropped DLL

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • Target

      $PLUGINSDIR/aminsis.dll

    • Size

      559KB

    • MD5

      51ba1095f0ae45a2d444bea506cb9ad4

    • SHA1

      038a5d53d055a6d440bd2c8864c2f51db206c5e5

    • SHA256

      b620091bf9973e807e12155d2247a6d233b5d13ec38c426675470ab4b26f0539

    • SHA512

      f5fe2dd0f19bcaab47540ceedbec71f7f7c5b833c8772c097594c458e5f1101fe9feb849812b65c175055f71dfb13f11c4ad94fef42cd66f247413e453de3361

    • SSDEEP

      12288:kbdmSvBuSrDWoN/8Z+iZz2ULoygI/htZw3EKwcxi0T8NGAmN:bSvBuSG7+iZz2ULoyXZzw3E2tT8UAmN

    Score
    3/10

MITRE ATT&CK Enterprise v15

Tasks