Analysis

  • max time kernel
    141s
  • max time network
    127s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    08-04-2024 01:22

General

  • Target

    e64f950b934bf9514a8e62d0f8d64734_JaffaCakes118.exe

  • Size

    41KB

  • MD5

    e64f950b934bf9514a8e62d0f8d64734

  • SHA1

    73a9bd2e9c68096cd04f9ab5ff0b0cf263c273b4

  • SHA256

    ffde756ffbea6f4f298dc943a6983d836d70fa48eeaa9aeb5c522beac06ae9f7

  • SHA512

    7979ced1a6bca4de517bc8d75c83c3c7c9c507e14f1d2e857c8489424226d889eaef8153b17edeaac572f08be50e66748e0098d6247a024e260beddb89e86c4f

  • SSDEEP

    768:X8Q2ZDX3LKew369lp2z3Sd4baFXLjwP/Tgj93b8NIom46+IHtScNC7:s9Z3KcR4mjD9r8226+GNs

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Reads user/profile data of web browsers 2 TTPs

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

  • UPX packed file 6 IoCs

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

  • Adds Run key to start application 2 TTPs 2 IoCs
  • Drops file in Windows directory 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\e64f950b934bf9514a8e62d0f8d64734_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\e64f950b934bf9514a8e62d0f8d64734_JaffaCakes118.exe"
    1⤵
    • Adds Run key to start application
    • Drops file in Windows directory
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2208
    • C:\Windows\CTS.exe
      "C:\Windows\CTS.exe"
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Drops file in Windows directory
      • Suspicious use of AdjustPrivilegeToken
      PID:2720

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\P7OegHYgs46Hh7A.exe

    Filesize

    41KB

    MD5

    fa9f781e877af2933e62d539419e9bb9

    SHA1

    832555b3fb4c20e5ff7e2df07871b1d7832b0f51

    SHA256

    e281f02029620dad3c118ac86ca2da14c1116b282400d1791ef9e9c3299dbf6a

    SHA512

    69592583bc839701662ce7ea287205baa9aada83872d3825479eef3ef52f6687e96a14b0989831a7a5d3ac29945ef82992897686d824f47cabd68d8cb26b2c21

  • C:\Windows\CTS.exe

    Filesize

    35KB

    MD5

    93e5f18caebd8d4a2c893e40e5f38232

    SHA1

    fd55c4e6bcd108bce60ea719c06dc9c4d0adafa6

    SHA256

    a66c4b98becac2f69cb107cd087d7a2ca9ef511bc3b83367b1f440f11dd159a8

    SHA512

    986583610d27caae2080834301d072557c5d2c85e33f0d19ab1245d7eae8db146397461572ddb3d491be16f3af210720d54267dac838fdad8fe34afa3d6b7f54

  • memory/2208-0-0x0000000000810000-0x0000000000827000-memory.dmp

    Filesize

    92KB

  • memory/2208-9-0x0000000000810000-0x0000000000827000-memory.dmp

    Filesize

    92KB

  • memory/2208-5-0x0000000000160000-0x0000000000177000-memory.dmp

    Filesize

    92KB

  • memory/2720-12-0x0000000001260000-0x0000000001277000-memory.dmp

    Filesize

    92KB