Analysis

  • max time kernel
    120s
  • max time network
    95s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240426-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
  • submitted
    03-05-2024 11:09

General

  • Target

    105f5b02bd2635f2288c2b9a64e0bf83_JaffaCakes118.exe

  • Size

    76KB

  • MD5

    105f5b02bd2635f2288c2b9a64e0bf83

  • SHA1

    cecc1fbe8090fb540184030c14258a162e2e0899

  • SHA256

    f9ecaaf4f169e08b94bd61eaa7adeb13e2f4f012c3c7e67b9ce04007e875579b

  • SHA512

    cda2fd9e67f7b9aec09db8a7349ec9df7d17c53cc90cf169f063790cbcccac8cf431641b4b919c209dec54ba27e407048a987c7fccd64f545d45b451713e2a75

  • SSDEEP

    768:vQz7yVEhs9+js1SQtOOtEvwDpjz9+4U9HueDgaRWDtJgXkelGhwR:vj+jsMQMOtEvwDpj5H8u8rLXkeEwR

Score
7/10

Malware Config

Signatures

  • Checks computer location settings 2 TTPs 2 IoCs

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

  • Executes dropped EXE 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Modifies system certificate store 2 TTPs 8 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\105f5b02bd2635f2288c2b9a64e0bf83_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\105f5b02bd2635f2288c2b9a64e0bf83_JaffaCakes118.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of WriteProcessMemory
    PID:2300
    • C:\Users\Admin\AppData\Local\Temp\misid.exe
      "C:\Users\Admin\AppData\Local\Temp\misid.exe"
      2⤵
      • Checks computer location settings
      • Executes dropped EXE
      • Modifies system certificate store
      PID:464

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

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

    Filesize

    76KB

    MD5

    ff51221d68ea7358305d3d4c90b12900

    SHA1

    6beaf79ccf5fd8a796db7f07ec56ddbed0ab6751

    SHA256

    933739a80c9b406c914e2367f1d12bc028f08e5b2d8bb3fb2ae72a12c47c0372

    SHA512

    baf410c5497f0930cd1a8fdd110ac330bd59e449901ba66330e356fcdfe0f04c1aee328fc76e706194ef5a781ec6b6292084b252f8a7ad26d80c771d6f6bb26a

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

    Filesize

    315B

    MD5

    a34ac19f4afae63adc5d2f7bc970c07f

    SHA1

    a82190fc530c265aa40a045c21770d967f4767b8

    SHA256

    d5a89e26beae0bc03ad18a0b0d1d3d75f87c32047879d25da11970cb5c4662a3

    SHA512

    42e53d96e5961e95b7a984d9c9778a1d3bd8ee0c87b8b3b515fa31f67c2d073c8565afc2f4b962c43668c4efa1e478da9bb0ecffa79479c7e880731bc4c55765

  • memory/464-17-0x00000000020F0000-0x00000000020F6000-memory.dmp

    Filesize

    24KB

  • memory/464-23-0x00000000020D0000-0x00000000020D6000-memory.dmp

    Filesize

    24KB

  • memory/2300-0-0x0000000000660000-0x0000000000666000-memory.dmp

    Filesize

    24KB

  • memory/2300-2-0x0000000000820000-0x0000000000826000-memory.dmp

    Filesize

    24KB

  • memory/2300-8-0x0000000000660000-0x0000000000666000-memory.dmp

    Filesize

    24KB