Analysis

  • max time kernel
    120s
  • max time network
    127s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    19-04-2024 20:00

General

  • Target

    fb0fe261fca265f00f4119b7f99af2a2_JaffaCakes118.exe

  • Size

    341KB

  • MD5

    fb0fe261fca265f00f4119b7f99af2a2

  • SHA1

    023994b3d87ba2f7d70696752e0a48583537e2f3

  • SHA256

    62ee0b76575f592b06bb3b46f233cc58261c423fa04baada1e2bb2d73b93cfe7

  • SHA512

    b582cb33223e0275782df8cf971aee1166217cbc5352f1e5a74902fdd81b697e9d3c3e0cabaea0c9131c837f437817a3c5a93c320b9789a6dcd4120094ad930f

  • SSDEEP

    6144:OfZ/nwzIhoZib9i0ju9BKVoEZUWs2cMz5jLMejhEp76+SVoeEN73fyAXqDQ:OfpPOZiBiq3zxs2l5lNmG+FeI73pX/

Malware Config

Signatures

  • UPX packed file 2 IoCs

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

  • Enumerates connected drives 3 TTPs 21 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Writes to the Master Boot Record (MBR) 1 TTPs 1 IoCs

    Bootkits write to the MBR to gain persistence at a level below the operating system.

  • Modifies system certificate store 2 TTPs 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\fb0fe261fca265f00f4119b7f99af2a2_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\fb0fe261fca265f00f4119b7f99af2a2_JaffaCakes118.exe"
    1⤵
    • Enumerates connected drives
    • Writes to the Master Boot Record (MBR)
    • Modifies system certificate store
    PID:2148

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

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

    Filesize

    68KB

    MD5

    29f65ba8e88c063813cc50a4ea544e93

    SHA1

    05a7040d5c127e68c25d81cc51271ffb8bef3568

    SHA256

    1ed81fa8dfb6999a9fedc6e779138ffd99568992e22d300acd181a6d2c8de184

    SHA512

    e29b2e92c496245bed3372578074407e8ef8882906ce10c35b3c8deebfefe01b5fd7f3030acaa693e175f4b7aca6cd7d8d10ae1c731b09c5fa19035e005de3aa

  • C:\Users\Admin\AppData\Local\Temp\TarE103.tmp

    Filesize

    177KB

    MD5

    435a9ac180383f9fa094131b173a2f7b

    SHA1

    76944ea657a9db94f9a4bef38f88c46ed4166983

    SHA256

    67dc37ed50b8e63272b49a254a6039ee225974f1d767bb83eb1fd80e759a7c34

    SHA512

    1a6b277611959720a9c71114957620517ad94541302f164eb872bd322292a952409bafb8bc2ac793b16ad5f25d83f8594ccff2b7834e3c2b2b941e6fc84c009a

  • memory/2148-0-0x0000000000400000-0x00000000004BF000-memory.dmp

    Filesize

    764KB

  • memory/2148-60-0x0000000000400000-0x00000000004BF000-memory.dmp

    Filesize

    764KB