Analysis

  • max time kernel
    150s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240611-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240611-enlocale:en-usos:windows10-2004-x64system
  • submitted
    20-06-2024 14:20

General

  • Target

    06c47cf3df7f100abc63aa80d7425777_JaffaCakes118.exe

  • Size

    166KB

  • MD5

    06c47cf3df7f100abc63aa80d7425777

  • SHA1

    9b585d49db5a6d981cc2f9539f64775ce8003241

  • SHA256

    3eb2fc23eff1be3bbb9cab96a3997e31593b7bd5156a4900f97aaf003d480aea

  • SHA512

    d1cbaeeb8e25da55cb36fd11bfbc4f568a0e7dcd33ee6a6be7d1614f4fa672ae10303f71c1fddc4be382e0535951777bb077ab699ad14612380e65c473ad4453

  • SSDEEP

    3072:XAx8geZlCK9Be4o9YvgHJIlUIvRayTpROse/dpQSWBFJxLd64ylyrWVeNPZ6V+jL:wxh+blvgpIlLRj1w7WHjc4iyrzgVUIT+

Score
7/10

Malware Config

Signatures

  • Loads dropped DLL 2 IoCs
  • 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 System32 directory 2 IoCs
  • Suspicious behavior: LoadsDriver 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\06c47cf3df7f100abc63aa80d7425777_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\06c47cf3df7f100abc63aa80d7425777_JaffaCakes118.exe"
    1⤵
    • Loads dropped DLL
    • Writes to the Master Boot Record (MBR)
    • Drops file in System32 directory
    • Suspicious behavior: LoadsDriver
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2920
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c delplme.bat
      2⤵
        PID:2068

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

    • C:\Windows\SysWOW64\delplme.bat

      Filesize

      306B

      MD5

      941d6a7a1c9fd4165f4126833d7690a4

      SHA1

      6bb19f9abd0c5b55eacf6f1bfd7fea9f0cda4fcd

      SHA256

      c96e2b757f17e0b02aaf18997027922dec881e995d37a12db91e4345978c8e6d

      SHA512

      4ee98b2dac5dc13cd80e7f7482c94f057562294d1d672ce535cb3eb5afbd900bcd1bcefb41f63b69c58df8905d28680f2818f9ebd136dab50f8b36950fe42174

    • C:\Windows\SysWOW64\od3mdi.dll

      Filesize

      253KB

      MD5

      c773ac834e266391eee3572c4b42653e

      SHA1

      877c3703cebddc93b132deffec253d6bbda8ab67

      SHA256

      17a821c460aed05adda03dbce52a0709bf06872a08335c3ac313e2be71de1d77

      SHA512

      491317a7861714c44e1d79633e0ac1473c275bf53e2c56752003aaf64be2b6b1590114eb26e763e62d64c32368fa4fba0dc3801669e8a11bcf2cfbf50eb8f313

    • memory/2920-0-0x0000000000400000-0x0000000000484719-memory.dmp

      Filesize

      529KB

    • memory/2920-5-0x0000000002B90000-0x0000000002BDC000-memory.dmp

      Filesize

      304KB

    • memory/2920-10-0x0000000000400000-0x0000000000484719-memory.dmp

      Filesize

      529KB