Analysis

  • max time kernel
    151s
  • max time network
    152s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    05-05-2024 09:10

General

  • Target

    5fbfffcbe01985fac331921cd45e104f_JaffaCakes118.exe

  • Size

    493KB

  • MD5

    5fbfffcbe01985fac331921cd45e104f

  • SHA1

    214c282c751192974eddf1dc0a590bef2501898e

  • SHA256

    7c8195cbc7809c1de0a63cee7cdc6e755f332d562cd5f53a8f850249ba9d326c

  • SHA512

    bcc6f4d36688087439bb67f01026640c8c5b222704a0406a64b9a58cd73fb3bba7c383501993481ff2653ac48758dc08492a905e37eb41ee3ed6bfbccda1b5d6

  • SSDEEP

    12288:DHlc87eqqV5e+wBV6O+WL32KOkuanETshCpSk7nEy6OY0r:DHSqqHeVBxHT2+gTsa1Eri

Score
7/10

Malware Config

Signatures

  • Executes dropped EXE 3 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Drops file in System32 directory 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of UnmapMainImage 1 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of UnmapMainImage
    PID:3364
    • C:\Users\Admin\AppData\Local\Temp\5fbfffcbe01985fac331921cd45e104f_JaffaCakes118.exe
      "C:\Users\Admin\AppData\Local\Temp\5fbfffcbe01985fac331921cd45e104f_JaffaCakes118.exe"
      2⤵
      • Adds Run key to start application
      • Drops file in System32 directory
      • Suspicious use of WriteProcessMemory
      PID:2104
      • C:\Users\Admin\AppData\Roaming\extrmmc\mobsup16.exe
        "C:\Users\Admin\AppData\Roaming\extrmmc"
        3⤵
        • Executes dropped EXE
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:3372
        • C:\Users\Admin\AppData\Local\Temp\~1400.tmp
          3364 505352 3372 1
          4⤵
          • Executes dropped EXE
          • Suspicious use of WriteProcessMemory
          PID:4924
  • C:\Windows\SysWOW64\efsuWith.exe
    C:\Windows\SysWOW64\efsuWith.exe -s
    1⤵
    • Executes dropped EXE
    PID:3956
  • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=3612 --field-trial-handle=2284,i,9807419199535700662,2319175108930815708,262144 --variations-seed-version /prefetch:8
    1⤵
      PID:3972

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\~1400.tmp

      Filesize

      8KB

      MD5

      86dc243576cf5c7445451af37631eea9

      SHA1

      99a81c47c4c02f32c0ab456bfa23c306c7a09bf9

      SHA256

      25d2a671e1b5b5b95697ac0234ce4d46e0d0894919521b54aabebd9daecf994a

      SHA512

      c7310524f9b65f811146c1eb6ae944966351ac88a95fbc1ac422d8810730e5e212a7e28090ad758ea23c96ba38073e7fcf42460575e7f09dbc759a45c5d5a4a4

    • C:\Users\Admin\AppData\Roaming\extrmmc\mobsup16.exe

      Filesize

      493KB

      MD5

      19b26b2306320f33ebd2d781a2ba2cc0

      SHA1

      fff4328dd8bbd6e2bd992795d652c07b644111e3

      SHA256

      b0dfc8a1a9a3b4f851d263a2209556dc406972c3fc340277cbbcb636ab7e8b68

      SHA512

      3fbcbf0dd46bada91111f03d1d79ca3321018331365e67b8b653f32c46df14feca2f02ec5e8db196f088dd915a8a2129668d2b743f2d3a958b07e95d445f639b

    • memory/2104-1-0x00000000004F0000-0x0000000000574000-memory.dmp

      Filesize

      528KB

    • memory/2104-18-0x0000000000400000-0x0000000000486000-memory.dmp

      Filesize

      536KB

    • memory/2104-0-0x0000000000400000-0x0000000000486000-memory.dmp

      Filesize

      536KB

    • memory/3364-22-0x00000000009E0000-0x00000000009E6000-memory.dmp

      Filesize

      24KB

    • memory/3364-23-0x0000000002840000-0x000000000284D000-memory.dmp

      Filesize

      52KB

    • memory/3364-19-0x00000000028E0000-0x000000000296B000-memory.dmp

      Filesize

      556KB

    • memory/3364-20-0x00000000028E0000-0x000000000296B000-memory.dmp

      Filesize

      556KB

    • memory/3372-7-0x0000000000400000-0x0000000000486000-memory.dmp

      Filesize

      536KB

    • memory/3372-26-0x0000000000400000-0x0000000000486000-memory.dmp

      Filesize

      536KB

    • memory/3372-8-0x0000000000500000-0x0000000000584000-memory.dmp

      Filesize

      528KB

    • memory/3372-9-0x0000000000590000-0x0000000000595000-memory.dmp

      Filesize

      20KB

    • memory/3956-13-0x0000000000400000-0x0000000000486000-memory.dmp

      Filesize

      536KB

    • memory/3956-17-0x0000000000490000-0x0000000000514000-memory.dmp

      Filesize

      528KB