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Analysis

  • max time kernel
    149s
  • max time network
    153s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240709-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
  • submitted
    12/07/2024, 07:18

General

  • Target

    3c726a289218f19595a47dfc83617b63_JaffaCakes118.exe

  • Size

    134KB

  • MD5

    3c726a289218f19595a47dfc83617b63

  • SHA1

    5384df4ac6b0c37dfd0c0e815cbb3829246f5217

  • SHA256

    4e797a09a1b7f7417dd7efe5e1738e8d23a0d4328b8fb8ba875cd119156e2ca2

  • SHA512

    90b96450c1aafcd1a98e6de2b93d34d827a4a7bd3fe86683a5757f6f2b9387bfd933e8ebc681711946c76992c562b2c2984447fdb3c657a93558bbd793a279af

  • SSDEEP

    3072:3nOn7t7XpdpCCTg/sxFgJceq8KKXCljGHHn2gLGldYx3lFYC:3KpdcCrTf8K/MHH7qldY9YC

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).

  • 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\3c726a289218f19595a47dfc83617b63_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\3c726a289218f19595a47dfc83617b63_JaffaCakes118.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:4020
    • C:\Users\Admin\AppData\Local\Temp\nsh7215.tmp\downloadmr.exe
      C:\Users\Admin\AppData\Local\Temp\nsh7215.tmp\downloadmr.exe /e141897 /u4d488269-6268-4c29-b4c2-79305bc06ebe
      2⤵
      • Executes dropped EXE
      • Modifies system certificate store
      • Suspicious use of SetWindowsHookEx
      PID:3384

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\nsh7215.tmp\System.dll

    Filesize

    21KB

    MD5

    5ebc73650256e9c8ddbcda231db829a1

    SHA1

    988d4535e18754ab2a6248abae96c5697d7dbcd5

    SHA256

    1eaa543842df7795404184e8892a1654b0773dbc9bd8b54c7fdb9e68f4355493

    SHA512

    b21266e76fc7263af982a1336a766e47ccf348ed56b305dbb09f03574c9b2a7309f12200e80d86f9a251381be6e87a41206447f11c51899cb31fba10da1d5270

  • C:\Users\Admin\AppData\Local\Temp\nsh7215.tmp\downloadmr.exe

    Filesize

    135KB

    MD5

    fb753ca8f8abe185c761c5a729552f05

    SHA1

    d87aeac1b5c45792997dd6da20687c2a60072665

    SHA256

    d9b21b59169dc040c604bf10bf53521633fbe54911a32ae9ea78136297f3c454

    SHA512

    271be08c81bc23ecf3ab0c6355f7c171cbd227b773b1cde3ff6389ea01246952bee4d8c213f4e2428ff6f62510dfbe609c66f079e0d4b03c148894989061ac15

  • memory/3384-13-0x00000000745E2000-0x00000000745E3000-memory.dmp

    Filesize

    4KB

  • memory/3384-14-0x00000000745E0000-0x0000000074B91000-memory.dmp

    Filesize

    5.7MB

  • memory/3384-15-0x00000000745E0000-0x0000000074B91000-memory.dmp

    Filesize

    5.7MB

  • memory/3384-26-0x00000000745E0000-0x0000000074B91000-memory.dmp

    Filesize

    5.7MB

  • memory/3384-27-0x00000000745E0000-0x0000000074B91000-memory.dmp

    Filesize

    5.7MB

  • memory/3384-28-0x00000000745E0000-0x0000000074B91000-memory.dmp

    Filesize

    5.7MB

  • memory/3384-29-0x00000000745E0000-0x0000000074B91000-memory.dmp

    Filesize

    5.7MB

  • memory/3384-30-0x00000000745E0000-0x0000000074B91000-memory.dmp

    Filesize

    5.7MB

  • memory/3384-32-0x00000000745E0000-0x0000000074B91000-memory.dmp

    Filesize

    5.7MB

  • memory/4020-36-0x0000000000400000-0x000000000043D000-memory.dmp

    Filesize

    244KB