General

  • Target

    15553c55b740f69e80584d0e52be253b_JaffaCakes118

  • Size

    634KB

  • Sample

    241004-3nc8baxcla

  • MD5

    15553c55b740f69e80584d0e52be253b

  • SHA1

    81fd1f6af3f6e65a87f99a950560a5e743603442

  • SHA256

    92134d4e7dd2d09d8dd772fa966c486e5128b00b446a2f6ac04fbb17f19ec713

  • SHA512

    6b1dff175d52bc501dffd9ca1c9b5d370f73968c2a48463b7fec9f95c02d7c4611c483914745f2c1f77d6954f17b52f87568bed8fb3ad8155dc5912aa510a284

  • SSDEEP

    12288:NsaRG4GjeZHkwuPikQ7lKH5p5H9x1meZHkwu5iRQFlKd5pDCsQz7PYG:N1G4GjeZEXi37l6Br1meZExi2Fle7CbJ

Malware Config

Targets

    • Target

      15553c55b740f69e80584d0e52be253b_JaffaCakes118

    • Size

      634KB

    • MD5

      15553c55b740f69e80584d0e52be253b

    • SHA1

      81fd1f6af3f6e65a87f99a950560a5e743603442

    • SHA256

      92134d4e7dd2d09d8dd772fa966c486e5128b00b446a2f6ac04fbb17f19ec713

    • SHA512

      6b1dff175d52bc501dffd9ca1c9b5d370f73968c2a48463b7fec9f95c02d7c4611c483914745f2c1f77d6954f17b52f87568bed8fb3ad8155dc5912aa510a284

    • SSDEEP

      12288:NsaRG4GjeZHkwuPikQ7lKH5p5H9x1meZHkwu5iRQFlKd5pDCsQz7PYG:N1G4GjeZEXi37l6Br1meZExi2Fle7CbJ

    • 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

      ffMediaWatchV1home146chaction.js

    • Size

      829B

    • MD5

      73740d82ee66479bd315910a3d81dad3

    • SHA1

      b2697a681bc82343d4c92bd6f803753241972701

    • SHA256

      06b703f67add2da0d33535dadc208cad198b011e5e105e5ae2a44e92e3e08434

    • SHA512

      061fe4d81b573b31b8176587db6943f161bac9f18ef75bacc1bc7b788c3ba9b0aa73c6558b5cc1a32e74112d26b75ddd9f14e4a7e48316d411328b04e1d46ced

    Score
    3/10
    • Target

      ff/chrome/content/ffMediaWatchV1home146.js

    • Size

      744B

    • MD5

      7295c04c625f5e5ff752f1bd05f44cb9

    • SHA1

      305222d0b2cef1012890680b0f47ec8d4a9906a7

    • SHA256

      b1fab04306309215d0b025b136ad2d55ae2db3c4da0e1a0638f8f50b8f8ff0f5

    • SHA512

      8b667ad76afc6401b3ed9a7a54b6d14bffff0b32738a20bbade5dbb4b9c33e53c4bcb36dcaca5e7557075bf5e9f367a1f32c0b17bb142dcdb28b5c97bccff298

    Score
    3/10
    • Target

      ff/chrome/content/ffMediaWatchV1home146ffaction.js

    • Size

      674B

    • MD5

      599f07e03993641d6fdab57f2485a8f8

    • SHA1

      e6988d6f2b0dd52bc8484821926b7269875d1e9b

    • SHA256

      bf4dd47a5c75ac2777b01106caa27e424e1a91a121e7eb4be173d4f4f2927af7

    • SHA512

      27d0e6576025109f5da639b252f6096f679cdc24ac14b27b7380e61fed03e5f6d8e748b102c67880488a915fd949c426a8d314a006d6f3c02d638bd156dfeef9

    Score
    3/10
    • Target

      ie/MediaWatchV1home146.dll

    • Size

      85KB

    • MD5

      4ec2d7e11d4a0e0f875fbf6c0d743c3c

    • SHA1

      c163dfcd284ddb46d369057614508deef98c85b4

    • SHA256

      72bd5dbe54f056f36b0b8499e5c703d96e4ea0c2c35048e026cd76317945245d

    • SHA512

      1b38a325dab013614f50f18bc610f53f95caa4ff3164a64b5c6bc811d976b8211ff59aa3da4a3ba7af1d8a24d7e2819954813e67fc92792c7e64d2a7f26e559c

    • SSDEEP

      1536:Kn/1CsEmkaMAvtahrOb8DktPoHA9glQx5SDF:u12mkaMAlahrOPoguax5Q

    • Installs/modifies Browser Helper Object

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

    • Target

      uninstall.exe

    • Size

      285KB

    • MD5

      9ce9ff618226d6c8b2cc7ae40cb3b8c8

    • SHA1

      578f6587c81171238644782df75c08eccd583a7e

    • SHA256

      5aa4baf7d42b23ad5e873ec6a2bda112a3b0a6fbb1b63817ec82a380a1158a6f

    • SHA512

      cb4ffdf09bbf0713c4cb2aef07fc83e76bbf88709e7bdae00f3d39ce088f6f3d59ab47595335a1fab37bdf608239919e0fde5737dcf158ada88c9caf9f07d2d7

    • SSDEEP

      6144:Ee34+1peZH+zpyuuz6GZkDOJ/7OafSH5KmrWym09x12:nDeZHkwuPikQ7lKH5p5H9x12

    • 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