Analysis

  • max time kernel
    149s
  • max time network
    150s
  • platform
    windows11-21h2_x64
  • resource
    win11-20250410-en
  • resource tags

    arch:x64arch:x86image:win11-20250410-enlocale:en-usos:windows11-21h2-x64system
  • submitted
    19/04/2025, 14:59

General

  • Target

    JaffaCakes118_c31c5f35bbce711cd2d1c360484f8bb3.exe

  • Size

    284KB

  • MD5

    c31c5f35bbce711cd2d1c360484f8bb3

  • SHA1

    30fd5c3667d68ddbfadfb0ac23de6c7f23ae65d4

  • SHA256

    2be704e4c9e8f11590744938caac5f7868b88dd864d3f02d6ea1c49c485ab9c4

  • SHA512

    88edd40595e8d9e56c7b67b21d81e92e9a80ce76d8056a133a5b6f03bb9e90fe8a6220a4704fa320ed2a7527fd44b151a2d33b8affa1439544b6e98d5763988b

  • SSDEEP

    6144:xrkONgf/I/wKkYYOpKZNxOy4BAq7qWDqSPSAxuArt/UDpQ0woccckcE1r5cccpXf:xrlG/gwipKkylqGlSavAh/+Q0woccckc

Malware Config

Extracted

Family

simda

Attributes
  • dga

    cihunemyror.eu

    digivehusyd.eu

    vofozymufok.eu

    fodakyhijyv.eu

    nopegymozow.eu

    gatedyhavyd.eu

    marytymenok.eu

    jewuqyjywyv.eu

    qeqinuqypoq.eu

    kemocujufys.eu

    rynazuqihoj.eu

    lyvejujolec.eu

    tucyguqaciq.eu

    xuxusujenes.eu

    puzutuqeqij.eu

    ciliqikytec.eu

    dikoniwudim.eu

    vojacikigep.eu

    fogeliwokih.eu

    nofyjikoxex.eu

    gadufiwabim.eu

    masisokemep.eu

    jepororyrih.eu

    qetoqolusex.eu

    keraborigin.eu

    ryqecolijet.eu

    lymylorozig.eu

    tunujolavez.eu

    xubifaremin.eu

    puvopalywet.eu

Signatures

  • Modifies WinLogon for persistence 2 TTPs 1 IoCs
  • Simda family
  • simda

    Simda is an infostealer written in C++.

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Modifies WinLogon 2 TTPs 2 IoCs
  • Drops file in System32 directory 1 IoCs
  • UPX packed file 2 IoCs

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

  • 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.

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 5 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_c31c5f35bbce711cd2d1c360484f8bb3.exe
    "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_c31c5f35bbce711cd2d1c360484f8bb3.exe"
    1⤵
    • Modifies WinLogon for persistence
    • Adds Run key to start application
    • Modifies WinLogon
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:3512
  • C:\Windows\system32\cmd.exe
    C:\Windows\system32\cmd.exe /c C:\Users\Admin\AppData\Local\Temp\JAFFAC~1.EXE
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4760
    • C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_c31c5f35bbce711cd2d1c360484f8bb3.exe
      C:\Users\Admin\AppData\Local\Temp\JAFFAC~1.EXE
      2⤵
      • Drops file in System32 directory
      • System Location Discovery: System Language Discovery
      • Suspicious use of AdjustPrivilegeToken
      PID:4572

Network

MITRE ATT&CK Enterprise v16

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/3512-0-0x0000000000400000-0x000000000075C000-memory.dmp

    Filesize

    3.4MB

  • memory/3512-1-0x00000000025A0000-0x00000000025E8000-memory.dmp

    Filesize

    288KB

  • memory/3512-2-0x0000000000400000-0x0000000000439000-memory.dmp

    Filesize

    228KB

  • memory/3512-3-0x0000000002600000-0x0000000002601000-memory.dmp

    Filesize

    4KB

  • memory/3512-4-0x0000000002640000-0x00000000026F2000-memory.dmp

    Filesize

    712KB

  • memory/3512-5-0x0000000000400000-0x000000000075C000-memory.dmp

    Filesize

    3.4MB

  • memory/3512-6-0x0000000002740000-0x00000000027F8000-memory.dmp

    Filesize

    736KB

  • memory/3512-8-0x0000000002740000-0x00000000027F8000-memory.dmp

    Filesize

    736KB

  • memory/3512-10-0x0000000002740000-0x00000000027F8000-memory.dmp

    Filesize

    736KB

  • memory/3512-67-0x0000000002740000-0x00000000027F8000-memory.dmp

    Filesize

    736KB

  • memory/3512-76-0x0000000002740000-0x00000000027F8000-memory.dmp

    Filesize

    736KB

  • memory/3512-87-0x0000000002740000-0x00000000027F8000-memory.dmp

    Filesize

    736KB

  • memory/3512-119-0x0000000002740000-0x00000000027F8000-memory.dmp

    Filesize

    736KB

  • memory/3512-117-0x0000000002740000-0x00000000027F8000-memory.dmp

    Filesize

    736KB

  • memory/3512-116-0x0000000002740000-0x00000000027F8000-memory.dmp

    Filesize

    736KB

  • memory/3512-114-0x0000000002740000-0x00000000027F8000-memory.dmp

    Filesize

    736KB

  • memory/3512-113-0x0000000002740000-0x00000000027F8000-memory.dmp

    Filesize

    736KB

  • memory/3512-112-0x0000000002740000-0x00000000027F8000-memory.dmp

    Filesize

    736KB

  • memory/3512-110-0x0000000002740000-0x00000000027F8000-memory.dmp

    Filesize

    736KB

  • memory/3512-108-0x0000000002740000-0x00000000027F8000-memory.dmp

    Filesize

    736KB

  • memory/3512-107-0x0000000002740000-0x00000000027F8000-memory.dmp

    Filesize

    736KB

  • memory/3512-105-0x0000000002740000-0x00000000027F8000-memory.dmp

    Filesize

    736KB

  • memory/3512-104-0x0000000002740000-0x00000000027F8000-memory.dmp

    Filesize

    736KB

  • memory/3512-102-0x0000000002740000-0x00000000027F8000-memory.dmp

    Filesize

    736KB

  • memory/3512-101-0x0000000002740000-0x00000000027F8000-memory.dmp

    Filesize

    736KB

  • memory/3512-100-0x0000000002740000-0x00000000027F8000-memory.dmp

    Filesize

    736KB

  • memory/3512-99-0x0000000002740000-0x00000000027F8000-memory.dmp

    Filesize

    736KB

  • memory/3512-98-0x0000000002740000-0x00000000027F8000-memory.dmp

    Filesize

    736KB

  • memory/3512-97-0x0000000002740000-0x00000000027F8000-memory.dmp

    Filesize

    736KB

  • memory/3512-96-0x0000000002740000-0x00000000027F8000-memory.dmp

    Filesize

    736KB

  • memory/3512-95-0x0000000002740000-0x00000000027F8000-memory.dmp

    Filesize

    736KB

  • memory/3512-94-0x0000000002740000-0x00000000027F8000-memory.dmp

    Filesize

    736KB

  • memory/3512-93-0x0000000002740000-0x00000000027F8000-memory.dmp

    Filesize

    736KB

  • memory/3512-92-0x0000000002740000-0x00000000027F8000-memory.dmp

    Filesize

    736KB

  • memory/3512-131-0x00000000025A0000-0x00000000025E8000-memory.dmp

    Filesize

    288KB

  • memory/3512-91-0x0000000002740000-0x00000000027F8000-memory.dmp

    Filesize

    736KB

  • memory/3512-90-0x0000000002740000-0x00000000027F8000-memory.dmp

    Filesize

    736KB

  • memory/3512-89-0x0000000002740000-0x00000000027F8000-memory.dmp

    Filesize

    736KB

  • memory/3512-86-0x0000000002740000-0x00000000027F8000-memory.dmp

    Filesize

    736KB

  • memory/3512-85-0x0000000002740000-0x00000000027F8000-memory.dmp

    Filesize

    736KB

  • memory/3512-84-0x0000000002740000-0x00000000027F8000-memory.dmp

    Filesize

    736KB

  • memory/3512-83-0x0000000002740000-0x00000000027F8000-memory.dmp

    Filesize

    736KB

  • memory/3512-82-0x0000000002740000-0x00000000027F8000-memory.dmp

    Filesize

    736KB

  • memory/3512-81-0x0000000002740000-0x00000000027F8000-memory.dmp

    Filesize

    736KB

  • memory/3512-80-0x0000000002740000-0x00000000027F8000-memory.dmp

    Filesize

    736KB

  • memory/3512-79-0x0000000002740000-0x00000000027F8000-memory.dmp

    Filesize

    736KB

  • memory/3512-78-0x0000000002740000-0x00000000027F8000-memory.dmp

    Filesize

    736KB

  • memory/3512-77-0x0000000002740000-0x00000000027F8000-memory.dmp

    Filesize

    736KB

  • memory/3512-75-0x0000000002740000-0x00000000027F8000-memory.dmp

    Filesize

    736KB

  • memory/3512-74-0x0000000002740000-0x00000000027F8000-memory.dmp

    Filesize

    736KB

  • memory/3512-73-0x0000000002740000-0x00000000027F8000-memory.dmp

    Filesize

    736KB

  • memory/3512-72-0x0000000002740000-0x00000000027F8000-memory.dmp

    Filesize

    736KB

  • memory/3512-118-0x0000000002740000-0x00000000027F8000-memory.dmp

    Filesize

    736KB

  • memory/3512-115-0x0000000002740000-0x00000000027F8000-memory.dmp

    Filesize

    736KB

  • memory/3512-71-0x0000000002740000-0x00000000027F8000-memory.dmp

    Filesize

    736KB

  • memory/3512-111-0x0000000002740000-0x00000000027F8000-memory.dmp

    Filesize

    736KB

  • memory/3512-109-0x0000000002740000-0x00000000027F8000-memory.dmp

    Filesize

    736KB

  • memory/3512-106-0x0000000002740000-0x00000000027F8000-memory.dmp

    Filesize

    736KB

  • memory/3512-70-0x0000000002740000-0x00000000027F8000-memory.dmp

    Filesize

    736KB

  • memory/3512-103-0x0000000002740000-0x00000000027F8000-memory.dmp

    Filesize

    736KB

  • memory/3512-69-0x0000000002740000-0x00000000027F8000-memory.dmp

    Filesize

    736KB

  • memory/3512-68-0x0000000002740000-0x00000000027F8000-memory.dmp

    Filesize

    736KB

  • memory/3512-88-0x0000000002740000-0x00000000027F8000-memory.dmp

    Filesize

    736KB

  • memory/3512-132-0x0000000000400000-0x0000000000439000-memory.dmp

    Filesize

    228KB

  • memory/4572-64-0x0000000000400000-0x000000000075C000-memory.dmp

    Filesize

    3.4MB

  • memory/4572-66-0x0000000000400000-0x000000000075C000-memory.dmp

    Filesize

    3.4MB