Analysis

  • max time kernel
    147s
  • max time network
    155s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240319-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240319-enlocale:en-usos:windows10-2004-x64system
  • submitted
    10-04-2024 21:25

General

  • Target

    ec05ba8e2cc3cbbccfc1078fab5a83c0_JaffaCakes118.exe

  • Size

    742KB

  • MD5

    ec05ba8e2cc3cbbccfc1078fab5a83c0

  • SHA1

    ee376474ade8a98dd431fc250f21e267a0894cb8

  • SHA256

    6237c749f929fd924e2ea3869889e290e49feadcea431a036978bad8b990212e

  • SHA512

    c3ba3deed9cbaad3c60a219e114e1bdda1236817c8db9cf746359d2ee244b9e64e78f828c8e65950a6bb9e12b391864db9d4e2bb32e95eed14353acef2f213eb

  • SSDEEP

    12288:VAwSfxL/2Dc3vDLLmt0LDQewsHj1+EnjYB2ITEFGnFYAcX+mbMoFGQ:2+ewsHj1+2jsEFqy9X+sMoF9

Score
10/10

Malware Config

Signatures

  • Expiro, m0yv

    Expiro aka m0yv is a multi-functional backdoor written in C++.

  • Expiro payload 3 IoCs
  • Program crash 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\ec05ba8e2cc3cbbccfc1078fab5a83c0_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\ec05ba8e2cc3cbbccfc1078fab5a83c0_JaffaCakes118.exe"
    1⤵
      PID:3140
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 3140 -s 336
        2⤵
        • Program crash
        PID:4884
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 368 -p 3140 -ip 3140
      1⤵
        PID:3324
      • 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=3392 --field-trial-handle=2148,i,1752153415760610784,11376271161549019716,262144 --variations-seed-version /prefetch:8
        1⤵
          PID:3752

        Network

        MITRE ATT&CK Matrix

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • memory/3140-0-0x0000000000540000-0x0000000000693000-memory.dmp

          Filesize

          1.3MB

        • memory/3140-1-0x0000000000540000-0x0000000000693000-memory.dmp

          Filesize

          1.3MB

        • memory/3140-2-0x0000000000540000-0x0000000000693000-memory.dmp

          Filesize

          1.3MB