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Analysis

  • max time kernel
    150s
  • max time network
    105s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    18/08/2024, 10:10

General

  • Target

    a6601396632bad6bd3aa07b7258426ed_JaffaCakes118.exe

  • Size

    129KB

  • MD5

    a6601396632bad6bd3aa07b7258426ed

  • SHA1

    f866a1fcef43fa20b05f21cae9862aac2f3e57d7

  • SHA256

    410c9c7bde0827f0b59ae71b87efa4826484575ed12e4b3904b1d22df18d6de4

  • SHA512

    22c7f685da05d6f36171c88837473bcb3b829abc02e2e8f76ac105c85acefd2c25f402e6f34b979d2d70927fc86cc845d5db4f73c34aa181fca50c627add8eb3

  • SSDEEP

    3072:s6K4roryHyyPpuSRvBPNEO51d3fKqKs9mUqOmFBf9jjD2F4Pe:s6wr0u2BP551lCqpmUZmf126

Score
7/10

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Drops file in Windows directory 6 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Modifies Internet Explorer settings 1 TTPs 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\a6601396632bad6bd3aa07b7258426ed_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\a6601396632bad6bd3aa07b7258426ed_JaffaCakes118.exe"
    1⤵
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2488
    • C:\Windows\Vtamya.exe
      C:\Windows\Vtamya.exe
      2⤵
      • Executes dropped EXE
      • Drops file in Windows directory
      • System Location Discovery: System Language Discovery
      • Modifies Internet Explorer settings
      • Suspicious behavior: EnumeratesProcesses
      PID:2256

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Windows\Tasks\{35DC3473-A719-4d14-B7C1-FD326CA84A0C}.job

    Filesize

    390B

    MD5

    cbc3e27c193cdd1f30df50a2cccc62d5

    SHA1

    b5592d4970a75f28a474423cd33173f3803777c8

    SHA256

    3bb23b3130e7c088d32adbb8104f5bf2490e27720270d2e782009c60c827de20

    SHA512

    16124241a3080db4374557e92ed8a493f543ad3117b97b26e659be0b52f9444f8fafc45f6351d3e3c85ae4ee4aa1e8507afe1b827b3b07126c097e1f4ddc975e

  • C:\Windows\Vtamya.exe

    Filesize

    129KB

    MD5

    a6601396632bad6bd3aa07b7258426ed

    SHA1

    f866a1fcef43fa20b05f21cae9862aac2f3e57d7

    SHA256

    410c9c7bde0827f0b59ae71b87efa4826484575ed12e4b3904b1d22df18d6de4

    SHA512

    22c7f685da05d6f36171c88837473bcb3b829abc02e2e8f76ac105c85acefd2c25f402e6f34b979d2d70927fc86cc845d5db4f73c34aa181fca50c627add8eb3

  • memory/2256-70503-0x0000000000400000-0x0000000000445000-memory.dmp

    Filesize

    276KB

  • memory/2256-70493-0x0000000000400000-0x0000000000445000-memory.dmp

    Filesize

    276KB

  • memory/2256-70513-0x0000000000400000-0x0000000000445000-memory.dmp

    Filesize

    276KB

  • memory/2256-70489-0x0000000000400000-0x0000000000445000-memory.dmp

    Filesize

    276KB

  • memory/2256-70511-0x0000000000400000-0x0000000000445000-memory.dmp

    Filesize

    276KB

  • memory/2256-45125-0x0000000000930000-0x00000000009C7000-memory.dmp

    Filesize

    604KB

  • memory/2256-45124-0x0000000000400000-0x0000000000445000-memory.dmp

    Filesize

    276KB

  • memory/2256-70509-0x0000000000400000-0x0000000000445000-memory.dmp

    Filesize

    276KB

  • memory/2256-70507-0x0000000000400000-0x0000000000445000-memory.dmp

    Filesize

    276KB

  • memory/2256-8-0x0000000000400000-0x0000000000445000-memory.dmp

    Filesize

    276KB

  • memory/2256-70497-0x0000000000400000-0x0000000000445000-memory.dmp

    Filesize

    276KB

  • memory/2256-70499-0x0000000000400000-0x0000000000445000-memory.dmp

    Filesize

    276KB

  • memory/2256-70501-0x0000000000400000-0x0000000000445000-memory.dmp

    Filesize

    276KB

  • memory/2256-70505-0x0000000000400000-0x0000000000445000-memory.dmp

    Filesize

    276KB

  • memory/2488-0-0x00000000005F0000-0x000000000061D000-memory.dmp

    Filesize

    180KB

  • memory/2488-45093-0x0000000000400000-0x0000000000445000-memory.dmp

    Filesize

    276KB

  • memory/2488-45095-0x0000000002230000-0x00000000022C7000-memory.dmp

    Filesize

    604KB

  • memory/2488-45717-0x0000000000400000-0x0000000000445000-memory.dmp

    Filesize

    276KB

  • memory/2488-1-0x0000000000400000-0x0000000000445000-memory.dmp

    Filesize

    276KB