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General

  • Target

    4abae2b952a10dd442eef4ea4fa9015f_JaffaCakes118

  • Size

    287KB

  • Sample

    240715-walh7s1hrm

  • MD5

    4abae2b952a10dd442eef4ea4fa9015f

  • SHA1

    8bd1cbf7d6699e9e36938345b5635aff4f601f12

  • SHA256

    f0cccead9c7b601d53c2898a5a78b75f7697a09bb999df05569656aa10a6e769

  • SHA512

    af4c28d62efde7e9af3df50f9eb5eed2f2c9d5d2593e3cc8513a7ba0b3b6f7d10c11d7033c51595efc73c81d0b366578c9f9db17a192b09e4ab402d71a65c787

  • SSDEEP

    6144:bH1JN0LUy75+ZPPfnE2Qyn2SyIilK9Xy61Bt4g75+ZPPfnE2Qyn20Ur:T1f4F+ZPPfnEUnydYugF+ZPPfnEUnI

Malware Config

Targets

    • Target

      4abae2b952a10dd442eef4ea4fa9015f_JaffaCakes118

    • Size

      287KB

    • MD5

      4abae2b952a10dd442eef4ea4fa9015f

    • SHA1

      8bd1cbf7d6699e9e36938345b5635aff4f601f12

    • SHA256

      f0cccead9c7b601d53c2898a5a78b75f7697a09bb999df05569656aa10a6e769

    • SHA512

      af4c28d62efde7e9af3df50f9eb5eed2f2c9d5d2593e3cc8513a7ba0b3b6f7d10c11d7033c51595efc73c81d0b366578c9f9db17a192b09e4ab402d71a65c787

    • SSDEEP

      6144:bH1JN0LUy75+ZPPfnE2Qyn2SyIilK9Xy61Bt4g75+ZPPfnE2Qyn20Ur:T1f4F+ZPPfnEUnydYugF+ZPPfnEUnI

    • ACProtect 1.3x - 1.4x DLL software

      Detects file using ACProtect software.

    • Checks computer location settings

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

    • Deletes itself

    • Executes dropped EXE

    • Loads dropped DLL

    • UPX packed file

      Detects executables packed with UPX/modified UPX open source packer.

    • Adds Run key to start application

    • Checks installed software on the system

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

    • Suspicious use of SetThreadContext

    • Target

      $PLUGINSDIR/IpConfig.dll

    • Size

      114KB

    • MD5

      a3ed6f7ea493b9644125d494fbf9a1e6

    • SHA1

      ebeee67fb0b5b3302c69f47c5e7fca62e1a809d8

    • SHA256

      ec0f85f8a9d6b77081ba0103f967ef6705b547bf27bcd866d77ac909d21a1e08

    • SHA512

      7099e1bc78ba5727661aa49f75523126563a5ebccdff10cabf868ce5335821118384825f037fbf1408c416c0212aa702a5974bc54d1b63c9d0bcade140f9aae1

    • SSDEEP

      1536:CPDzpyvLtmY7SeAmhPzV8+i7kRuACUxHf91MionF9JTwrLPG5zfO+lP7:UZl1e7L4ARzC3dwrLPG5zG+lP7

    Score
    3/10
    • Target

      $PLUGINSDIR/NSISdl.dll

    • Size

      14KB

    • MD5

      a5f8399a743ab7f9c88c645c35b1ebb5

    • SHA1

      168f3c158913b0367bf79fa413357fbe97018191

    • SHA256

      dacc88a12d3ba438fdae3535dc7a5a1d389bce13adc993706424874a782e51c9

    • SHA512

      824e567f5211bf09c7912537c7836d761b0934207612808e9a191f980375c6a97383dbc6b4a7121c6b5f508cbfd7542a781d6b6b196ca24841f73892eec5e977

    • SSDEEP

      192:tUZTobBDJ68r67wmsvJI5ad9cXzFOVu+mZ/P3p+57CvpVqDxVp01Dwn2GRPgsfA:6Bo/680dCI5adOjFOg9//p27uNw2Go

    Score
    3/10
    • Target

      $PLUGINSDIR/SelfDel.dll

    • Size

      4KB

    • MD5

      7cff7fe2caea5184d98c147e7e263132

    • SHA1

      21f39d3d0dd5f7198d67ef30e95d10ae3460093e

    • SHA256

      281c39b733579e031c62bdd247b41543ece1fe3bd6eda26fc8ad474b10f33101

    • SHA512

      fb1161b8571d1d0c67e2df0d571b08f5e7a73f81409aed847344154d02406910629181bcce4e18e998ec472f51a6a1b40d956a010abdd10e850413aafa87808a

    • SSDEEP

      48:CzHDh3jgWMynQfXKsJ3eAn67wN4VDm0pmoZSeJY8JTaCILFoyTFS7lWsaEaSueq:S18WMynkXKOOATEVUPnS7s9TShqTM

    Score
    7/10
    • ACProtect 1.3x - 1.4x DLL software

      Detects file using ACProtect software.

    • UPX packed file

      Detects executables packed with UPX/modified UPX open source packer.

    • Target

      $PLUGINSDIR/UAC.dll

    • Size

      13KB

    • MD5

      29858669d7da388d1e62b4fd5337af12

    • SHA1

      756b94898429a9025a04ae227f060952f1149a5f

    • SHA256

      c24c005daa7f5578c4372b38d1be6be5e27ef3ba2cdb9b67fee15cac406eba62

    • SHA512

      6f4d538f2fe0681f357bab73f633943c539ddc1451efa1d1bb76d70bb47aa68a05849e36ae405cc4664598a8194227fa7053de6dbce7d6c52a20301293b3c85f

    • SSDEEP

      384:RlNMjIH4DnFnyJ0Dt5ZtmVWsSLr4z9VwzU:RlqMYzFnD/tmQFLrSw

    Score
    3/10
    • Target

      $PLUGINSDIR/fct.dll

    • Size

      4KB

    • MD5

      e3f3809f51c7982d96aaf9c090f7d176

    • SHA1

      7494daa8000c0b31c58d94edc509232569a4606f

    • SHA256

      010f5e0c69b4a630b08b2551e03d8044a33350f151848dcf50953407012fab29

    • SHA512

      3fca284e384abc95201dc73f19bd9d75413e8890e819967070b9d9991115be2a8c17e07bd1aaaffcbc770b393bf9a2af253100ac4d9efba8d21110bac97737fc

    • SSDEEP

      48:qlQOVagyAU3gJS+Tgc43uiu7Dh/gdp/gRfykVwv+:qa33gJS+ccQuiuJE/kyku

    Score
    3/10
    • Target

      $PLUGINSDIR/nsProcess.dll

    • Size

      4KB

    • MD5

      05450face243b3a7472407b999b03a72

    • SHA1

      ffd88af2e338ae606c444390f7eaaf5f4aef2cd9

    • SHA256

      95fe9d92512ff2318cc2520311ef9145b2cee01209ab0e1b6e45c7ce1d4d0e89

    • SHA512

      f4cbe30166aff20a226a7150d93a876873ba699d80d7e9f46f32a9b4753fa7966c3113a3124340b39ca67a13205463a413e740e541e742903e3f89af5a53ad3b

    Score
    3/10
    • Target

      IETab.dll

    • Size

      158KB

    • MD5

      5362021245b80b0d26c12541cc9f5624

    • SHA1

      c749c2fe1997db86f3cb5a904af0e3a9b75eb551

    • SHA256

      a3b953c4c1524b1be740790386e568d121a5eb0af1a8cd71da614b6f3e06edef

    • SHA512

      b3080611e314f1506c6b41b43ec708fcf990ea410bb2155f67e338e6ddfee331134df9cdcd84f491ba16071d103c670fa5490de7885d89b952f82d8cbf46ea1e

    • SSDEEP

      3072:ysZnKA5JUeZybyOJUKG8VfREzOnP5aKgsfPtEaFt:jiwOJpeiP5a5qt

    Score
    6/10
    • Installs/modifies Browser Helper Object

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

    • Target

      IETab.exe

    • Size

      102KB

    • MD5

      d4d3eaf1936ba7bc33c9915a9d15443b

    • SHA1

      17a662a957539473dd73b494248cf538e1a1736b

    • SHA256

      5e4beb7e70af6f40217db1869da66458e1fedb5452dfafa1985384615876b1ea

    • SHA512

      eb99e6d9db330e43cf0e0c143a071ee2bc809485c44098fb740583d037b7ab177992fdb7c5a0ead75951625966bf2c03038178102654da326a7fc125b3abaa95

    • SSDEEP

      1536:W+7u94k1sUMzPxnhwwiKJQAUN/AlnwVZVAQAYrMnnPQAbRp:W+7u94V0wNJGN/gQArnPQA3

    • Adds Run key to start application

    • Installs/modifies Browser Helper Object

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

MITRE ATT&CK Enterprise v15

Tasks