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Analysis

  • max time kernel
    141s
  • max time network
    67s
  • platform
    windows7_x64
  • resource
    win7-20240704-en
  • resource tags

    arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
  • submitted
    13/07/2024, 03:33

General

  • Target

    40071160818cadc654778a4c2f1641c9_JaffaCakes118.exe

  • Size

    242KB

  • MD5

    40071160818cadc654778a4c2f1641c9

  • SHA1

    a2fa45d06a2421395f5c3d75ddc0624ba5231c4f

  • SHA256

    43b53fd52198a92514d5b00c8e91dc30c5c95e8df8a001499519e55ad6459f2c

  • SHA512

    24b42c0ff7dd165bebe8453b9d5f4dc25153cf890a000ea935604f8ff97a1f9a6a8d0497e9dedf7f26a052adced6597fddb112ccfb96c16c635573733137c6eb

  • SSDEEP

    6144:WkeENDvTSn2SV/GuhYdViC7X57+nMM8AksbtEvT:WNEND/k/GLPX57+nv8AFqvT

Malware Config

Signatures

  • UPX packed file 5 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.

  • Drops file in Program Files directory 1 IoCs
  • Modifies system certificate store 2 TTPs 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\40071160818cadc654778a4c2f1641c9_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\40071160818cadc654778a4c2f1641c9_JaffaCakes118.exe"
    1⤵
    • Enumerates connected drives
    • Writes to the Master Boot Record (MBR)
    • Drops file in Program Files directory
    • Modifies system certificate store
    PID:1916

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\CabA047.tmp

    Filesize

    70KB

    MD5

    49aebf8cbd62d92ac215b2923fb1b9f5

    SHA1

    1723be06719828dda65ad804298d0431f6aff976

    SHA256

    b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f

    SHA512

    bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b

  • C:\Users\Admin\AppData\Local\Temp\TarA098.tmp

    Filesize

    181KB

    MD5

    4ea6026cf93ec6338144661bf1202cd1

    SHA1

    a1dec9044f750ad887935a01430bf49322fbdcb7

    SHA256

    8efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8

    SHA512

    6c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b

  • memory/1916-0-0x0000000000400000-0x000000000048A000-memory.dmp

    Filesize

    552KB

  • memory/1916-61-0x0000000000400000-0x000000000048A000-memory.dmp

    Filesize

    552KB

  • memory/1916-62-0x0000000000400000-0x000000000048A000-memory.dmp

    Filesize

    552KB

  • memory/1916-67-0x0000000000400000-0x000000000048A000-memory.dmp

    Filesize

    552KB

  • memory/1916-68-0x0000000000400000-0x000000000048A000-memory.dmp

    Filesize

    552KB