Analysis

  • max time kernel
    31s
  • max time network
    43s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    20/08/2024, 10:33

Errors

Reason
Machine shutdown

General

  • Target

    aee252e484932d07c50b2d72cdcaf289_JaffaCakes118.exe

  • Size

    134KB

  • MD5

    aee252e484932d07c50b2d72cdcaf289

  • SHA1

    cdffc5fc91e48c19250d6b9d5f6908780a147f1c

  • SHA256

    fedb2db228e2461454daddb2fb7359923b2877e41a9c9a148efd65498ecf0e3e

  • SHA512

    3fc038d2e4854aff2ebe13f3a558b857cde0fbe0d23ab03bf7378889ebc48217c8737ceaa532a62310550456094242814620d630dd73a953cc43c4b113a1daaa

  • SSDEEP

    3072:XnOn7t7XpdpCCTg/sxFgJceq8KRfCVaXOgcZ3pUmjpZR3NipplTiPT:XKpdcCrT/8KYVaegcVOqX3NB

Score
7/10

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 2 IoCs
  • Enumerates physical storage devices 1 TTPs

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

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

Processes

  • C:\Users\Admin\AppData\Local\Temp\aee252e484932d07c50b2d72cdcaf289_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\aee252e484932d07c50b2d72cdcaf289_JaffaCakes118.exe"
    1⤵
    • Loads dropped DLL
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:4308
    • C:\Users\Admin\AppData\Local\Temp\nsb7D21.tmp\downloadmr.exe
      C:\Users\Admin\AppData\Local\Temp\nsb7D21.tmp\downloadmr.exe /e2099370 /u4d488269-6268-4c29-b4c2-79305bc06ebe
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Modifies system certificate store
      • Suspicious use of SetWindowsHookEx
      PID:1432

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\nsb7D21.tmp\System.dll

    Filesize

    21KB

    MD5

    5ebc73650256e9c8ddbcda231db829a1

    SHA1

    988d4535e18754ab2a6248abae96c5697d7dbcd5

    SHA256

    1eaa543842df7795404184e8892a1654b0773dbc9bd8b54c7fdb9e68f4355493

    SHA512

    b21266e76fc7263af982a1336a766e47ccf348ed56b305dbb09f03574c9b2a7309f12200e80d86f9a251381be6e87a41206447f11c51899cb31fba10da1d5270

  • C:\Users\Admin\AppData\Local\Temp\nsb7D21.tmp\downloadmr.exe

    Filesize

    135KB

    MD5

    fb753ca8f8abe185c761c5a729552f05

    SHA1

    d87aeac1b5c45792997dd6da20687c2a60072665

    SHA256

    d9b21b59169dc040c604bf10bf53521633fbe54911a32ae9ea78136297f3c454

    SHA512

    271be08c81bc23ecf3ab0c6355f7c171cbd227b773b1cde3ff6389ea01246952bee4d8c213f4e2428ff6f62510dfbe609c66f079e0d4b03c148894989061ac15

  • memory/1432-13-0x0000000074BB2000-0x0000000074BB3000-memory.dmp

    Filesize

    4KB

  • memory/1432-14-0x0000000074BB0000-0x0000000075161000-memory.dmp

    Filesize

    5.7MB

  • memory/1432-15-0x0000000074BB0000-0x0000000075161000-memory.dmp

    Filesize

    5.7MB

  • memory/1432-24-0x0000000074BB0000-0x0000000075161000-memory.dmp

    Filesize

    5.7MB

  • memory/1432-25-0x0000000074BB0000-0x0000000075161000-memory.dmp

    Filesize

    5.7MB

  • memory/1432-26-0x0000000074BB0000-0x0000000075161000-memory.dmp

    Filesize

    5.7MB

  • memory/1432-27-0x0000000074BB0000-0x0000000075161000-memory.dmp

    Filesize

    5.7MB

  • memory/1432-28-0x0000000074BB0000-0x0000000075161000-memory.dmp

    Filesize

    5.7MB

  • memory/1432-29-0x0000000074BB2000-0x0000000074BB3000-memory.dmp

    Filesize

    4KB

  • memory/1432-30-0x0000000074BB0000-0x0000000075161000-memory.dmp

    Filesize

    5.7MB

  • memory/1432-32-0x0000000074BB0000-0x0000000075161000-memory.dmp

    Filesize

    5.7MB

  • memory/4308-36-0x0000000000400000-0x000000000043D000-memory.dmp

    Filesize

    244KB