Analysis

  • max time kernel
    134s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    25-08-2024 10:16

General

  • Target

    c084f98bd66b0af9f47b50f19433d5b0_JaffaCakes118.exe

  • Size

    134KB

  • MD5

    c084f98bd66b0af9f47b50f19433d5b0

  • SHA1

    54c3d91b18bec544cbe82f356363ab7f58b751bd

  • SHA256

    edcbc7a42bc6bed419fa3618a91e9bcd50d4cf644de29327cc127bedcd92137b

  • SHA512

    c6f95060268460f466ed1129465a853fce5aff08bb8112f4e7ca323bb17c5a0c959c98e7df41afef4f7c00dfcc69fd1b4954522ced0a803d46d0e55a3f973ae2

  • SSDEEP

    3072:PnOn7t7XpdpCCTg/sxFgJMeq8KRLCdz0M3xSWifM0sFJHJTHIc3Nn:PKpdcCrTv8KEdB3gW6M0sFLp

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\c084f98bd66b0af9f47b50f19433d5b0_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\c084f98bd66b0af9f47b50f19433d5b0_JaffaCakes118.exe"
    1⤵
    • Loads dropped DLL
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:3384
    • C:\Users\Admin\AppData\Local\Temp\nsx8DAB.tmp\downloadmr.exe
      C:\Users\Admin\AppData\Local\Temp\nsx8DAB.tmp\downloadmr.exe /e2841441 /u4dc9054e-38b0-4614-bdd5-20605bc06f26
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Modifies system certificate store
      • Suspicious use of SetWindowsHookEx
      PID:1584

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\nsx8DAB.tmp\System.dll

    Filesize

    21KB

    MD5

    5ebc73650256e9c8ddbcda231db829a1

    SHA1

    988d4535e18754ab2a6248abae96c5697d7dbcd5

    SHA256

    1eaa543842df7795404184e8892a1654b0773dbc9bd8b54c7fdb9e68f4355493

    SHA512

    b21266e76fc7263af982a1336a766e47ccf348ed56b305dbb09f03574c9b2a7309f12200e80d86f9a251381be6e87a41206447f11c51899cb31fba10da1d5270

  • C:\Users\Admin\AppData\Local\Temp\nsx8DAB.tmp\downloadmr.exe

    Filesize

    135KB

    MD5

    fb753ca8f8abe185c761c5a729552f05

    SHA1

    d87aeac1b5c45792997dd6da20687c2a60072665

    SHA256

    d9b21b59169dc040c604bf10bf53521633fbe54911a32ae9ea78136297f3c454

    SHA512

    271be08c81bc23ecf3ab0c6355f7c171cbd227b773b1cde3ff6389ea01246952bee4d8c213f4e2428ff6f62510dfbe609c66f079e0d4b03c148894989061ac15

  • memory/1584-29-0x0000000074C30000-0x00000000751E1000-memory.dmp

    Filesize

    5.7MB

  • memory/1584-33-0x0000000074C30000-0x00000000751E1000-memory.dmp

    Filesize

    5.7MB

  • memory/1584-15-0x0000000074C30000-0x00000000751E1000-memory.dmp

    Filesize

    5.7MB

  • memory/1584-16-0x0000000074C32000-0x0000000074C33000-memory.dmp

    Filesize

    4KB

  • memory/1584-38-0x0000000074C30000-0x00000000751E1000-memory.dmp

    Filesize

    5.7MB

  • memory/1584-36-0x0000000074C30000-0x00000000751E1000-memory.dmp

    Filesize

    5.7MB

  • memory/1584-13-0x0000000074C32000-0x0000000074C33000-memory.dmp

    Filesize

    4KB

  • memory/1584-30-0x0000000074C30000-0x00000000751E1000-memory.dmp

    Filesize

    5.7MB

  • memory/1584-31-0x0000000074C30000-0x00000000751E1000-memory.dmp

    Filesize

    5.7MB

  • memory/1584-32-0x0000000074C30000-0x00000000751E1000-memory.dmp

    Filesize

    5.7MB

  • memory/1584-14-0x0000000074C30000-0x00000000751E1000-memory.dmp

    Filesize

    5.7MB

  • memory/3384-18-0x000000006E3C0000-0x000000006E3CD000-memory.dmp

    Filesize

    52KB

  • memory/3384-17-0x0000000000400000-0x000000000043D000-memory.dmp

    Filesize

    244KB

  • memory/3384-42-0x0000000000400000-0x000000000043D000-memory.dmp

    Filesize

    244KB