Analysis

  • max time kernel
    144s
  • max time network
    157s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    04-04-2024 16:05

General

  • Target

    bca35ee3cf6e630e26b36618796cfda1_JaffaCakes118.exe

  • Size

    3.1MB

  • MD5

    bca35ee3cf6e630e26b36618796cfda1

  • SHA1

    d0411608e57d144efd225498c79b72eb3ad22ad7

  • SHA256

    fd864415a3bcdcce5f670e364ebbd6a00002d5b34a7fd37a201cbfff91c25640

  • SHA512

    f2c2c6323f47f0703482f881dd1f1b198f78b0c82b488dbc08085eb6071f1475e2d0256c75d234823689ba91111cfd83911c35a7e3ab3f0b40c812383235efd4

  • SSDEEP

    49152:0ZSM+nde6v55ictdvTxwmMs2Q5k0eAxomoF68UGc7MlobU3OgGZ1:cade6xSmjoAxx8dc7xbU3c1

Score
10/10

Malware Config

Signatures

  • xmrig

    XMRig is a high performance, open source, cross platform CPU/GPU miner.

  • XMRig Miner payload 6 IoCs
  • Deletes itself 1 IoCs
  • Executes dropped EXE 1 IoCs
  • UPX packed file 3 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Suspicious behavior: RenamesItself 1 IoCs
  • Suspicious use of UnmapMainImage 2 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\bca35ee3cf6e630e26b36618796cfda1_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\bca35ee3cf6e630e26b36618796cfda1_JaffaCakes118.exe"
    1⤵
    • Suspicious behavior: RenamesItself
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:1288
    • C:\Users\Admin\AppData\Local\Temp\bca35ee3cf6e630e26b36618796cfda1_JaffaCakes118.exe
      C:\Users\Admin\AppData\Local\Temp\bca35ee3cf6e630e26b36618796cfda1_JaffaCakes118.exe
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • Suspicious use of UnmapMainImage
      PID:3680
  • 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=1420 --field-trial-handle=3240,i,13319578961094268484,16557498665191861597,262144 --variations-seed-version /prefetch:8
    1⤵
      PID:3528

    Network

    MITRE ATT&CK Matrix

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\bca35ee3cf6e630e26b36618796cfda1_JaffaCakes118.exe

      Filesize

      784KB

      MD5

      71b967244029873ba44d3c599268a847

      SHA1

      039423de349c32e44da9e1f36376a832b5f976aa

      SHA256

      28148907eaccfaf29497cd3c1038b03ab931dab55be83ec8cb531a182f248912

      SHA512

      3b954c4241ea8c19fe0e07dbf169777e09bca0a41c68b5a28a1934010d1bd6cebc7e93fce9338bcdef3f7731604724c406c13531926061244f80a973ce2b0ff1

    • memory/1288-0-0x0000000000400000-0x0000000000712000-memory.dmp

      Filesize

      3.1MB

    • memory/1288-1-0x0000000001720000-0x00000000017E4000-memory.dmp

      Filesize

      784KB

    • memory/1288-2-0x0000000000400000-0x0000000000593000-memory.dmp

      Filesize

      1.6MB

    • memory/1288-12-0x0000000000400000-0x0000000000593000-memory.dmp

      Filesize

      1.6MB

    • memory/3680-13-0x0000000000400000-0x0000000000712000-memory.dmp

      Filesize

      3.1MB

    • memory/3680-14-0x00000000018C0000-0x0000000001984000-memory.dmp

      Filesize

      784KB

    • memory/3680-15-0x0000000000400000-0x0000000000593000-memory.dmp

      Filesize

      1.6MB

    • memory/3680-20-0x00000000054D0000-0x0000000005663000-memory.dmp

      Filesize

      1.6MB

    • memory/3680-21-0x0000000000400000-0x0000000000587000-memory.dmp

      Filesize

      1.5MB

    • memory/3680-30-0x0000000000400000-0x0000000000587000-memory.dmp

      Filesize

      1.5MB