Analysis

  • max time kernel
    150s
  • max time network
    155s
  • platform
    windows10-ltsc_2021_x64
  • resource
    win10ltsc2021-20260513-en
  • resource tags

    arch:x64arch:x86image:win10ltsc2021-20260513-enlocale:en-usos:windows10-ltsc_2021-x64systemwindows
  • submitted
    22/05/2026, 16:47

General

  • Target
    tmpum2ueh72.exe
  • Size 268KB
  • Sample260522-varjsacz3y
  • SHA256 1f8cfb70fda90e7f795fdf918f0a474c22ce8df97cc7d1965e0b9198706d92b3
  • MD5 SHA1 SHA512 SSDEEP TLSH

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

  • Family: Simda, Shiz

    Simda aka Shiz is a stealer and backdoor written in C++.

  • Modifies WinLogon for persistence 2 TTPs 1 IoCs
  • 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 1 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

Processes

  • C:\Users\Admin\AppData\Local\Temp\tmpum2ueh72.exe
    "C:\Users\Admin\AppData\Local\Temp\tmpum2ueh72.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:2904
  • C:\Users\Admin\AppData\Local\Temp\tmpum2ueh72.exe
    C:\Users\Admin\AppData\Local\Temp\TMPUM2~1.EXE
    1⤵
    • Drops file in System32 directory
    • System Location Discovery: System Language Discovery
    • Suspicious use of AdjustPrivilegeToken
    PID:5336

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        memory/2904-0-0x0000000000400000-0x00000000005FB000-memory.dmp

        memory/2904-1-0x0000000000BB0000-0x0000000000C02000-memory.dmp

        memory/2904-2-0x00000000001F0000-0x00000000001F1000-memory.dmp

        memory/2904-3-0x0000000002400000-0x00000000024B2000-memory.dmp

        memory/2904-6-0x0000000002A20000-0x0000000002AD8000-memory.dmp

        memory/2904-7-0x0000000002A20000-0x0000000002AD8000-memory.dmp

        memory/2904-9-0x0000000002A20000-0x0000000002AD8000-memory.dmp

        memory/2904-69-0x0000000002A20000-0x0000000002AD8000-memory.dmp

        memory/2904-68-0x0000000000400000-0x00000000005FB000-memory.dmp

        memory/2904-72-0x00000000043A0000-0x00000000043A1000-memory.dmp

        memory/2904-90-0x0000000002A20000-0x0000000002AD8000-memory.dmp

        memory/2904-76-0x0000000002A20000-0x0000000002AD8000-memory.dmp

        memory/2904-91-0x0000000002A20000-0x0000000002AD8000-memory.dmp

        memory/2904-89-0x0000000002A20000-0x0000000002AD8000-memory.dmp

        memory/2904-131-0x0000000002A20000-0x0000000002AD8000-memory.dmp

        memory/2904-129-0x0000000002A20000-0x0000000002AD8000-memory.dmp

        memory/2904-128-0x0000000002A20000-0x0000000002AD8000-memory.dmp

        memory/2904-127-0x0000000002A20000-0x0000000002AD8000-memory.dmp

        memory/2904-125-0x0000000002A20000-0x0000000002AD8000-memory.dmp

        memory/2904-124-0x0000000002A20000-0x0000000002AD8000-memory.dmp

        memory/2904-122-0x0000000002A20000-0x0000000002AD8000-memory.dmp

        memory/2904-121-0x0000000002A20000-0x0000000002AD8000-memory.dmp

        memory/2904-119-0x0000000002A20000-0x0000000002AD8000-memory.dmp

        memory/2904-118-0x0000000002A20000-0x0000000002AD8000-memory.dmp

        memory/2904-116-0x0000000002A20000-0x0000000002AD8000-memory.dmp

        memory/2904-115-0x0000000002A20000-0x0000000002AD8000-memory.dmp

        memory/2904-113-0x0000000002A20000-0x0000000002AD8000-memory.dmp

        memory/2904-112-0x0000000002A20000-0x0000000002AD8000-memory.dmp

        memory/2904-110-0x0000000002A20000-0x0000000002AD8000-memory.dmp

        memory/2904-109-0x0000000002A20000-0x0000000002AD8000-memory.dmp

        memory/2904-107-0x0000000002A20000-0x0000000002AD8000-memory.dmp

        memory/2904-106-0x0000000002A20000-0x0000000002AD8000-memory.dmp

        memory/2904-103-0x0000000002A20000-0x0000000002AD8000-memory.dmp

        memory/2904-102-0x0000000002A20000-0x0000000002AD8000-memory.dmp

        memory/2904-100-0x0000000002A20000-0x0000000002AD8000-memory.dmp

        memory/2904-99-0x0000000002A20000-0x0000000002AD8000-memory.dmp

        memory/2904-97-0x0000000002A20000-0x0000000002AD8000-memory.dmp

        memory/2904-95-0x0000000002A20000-0x0000000002AD8000-memory.dmp

        memory/2904-94-0x0000000002A20000-0x0000000002AD8000-memory.dmp

        memory/2904-92-0x0000000002A20000-0x0000000002AD8000-memory.dmp

        memory/2904-88-0x0000000002A20000-0x0000000002AD8000-memory.dmp

        memory/2904-86-0x0000000002A20000-0x0000000002AD8000-memory.dmp

        memory/2904-84-0x0000000002A20000-0x0000000002AD8000-memory.dmp

        memory/2904-83-0x0000000002A20000-0x0000000002AD8000-memory.dmp

        memory/2904-81-0x0000000002A20000-0x0000000002AD8000-memory.dmp

        memory/2904-80-0x0000000002A20000-0x0000000002AD8000-memory.dmp

        memory/2904-130-0x0000000002A20000-0x0000000002AD8000-memory.dmp

        memory/2904-126-0x0000000002A20000-0x0000000002AD8000-memory.dmp

        memory/2904-123-0x0000000002A20000-0x0000000002AD8000-memory.dmp

        memory/2904-120-0x0000000002A20000-0x0000000002AD8000-memory.dmp

        memory/2904-117-0x0000000002A20000-0x0000000002AD8000-memory.dmp

        memory/2904-114-0x0000000002A20000-0x0000000002AD8000-memory.dmp

        memory/2904-111-0x0000000002A20000-0x0000000002AD8000-memory.dmp

        memory/2904-108-0x0000000002A20000-0x0000000002AD8000-memory.dmp

        memory/2904-105-0x0000000002A20000-0x0000000002AD8000-memory.dmp

        memory/2904-104-0x0000000002A20000-0x0000000002AD8000-memory.dmp

        memory/2904-101-0x0000000002A20000-0x0000000002AD8000-memory.dmp

        memory/2904-98-0x0000000002A20000-0x0000000002AD8000-memory.dmp

        memory/2904-96-0x0000000002A20000-0x0000000002AD8000-memory.dmp

        memory/2904-93-0x0000000002A20000-0x0000000002AD8000-memory.dmp

        memory/2904-87-0x0000000002A20000-0x0000000002AD8000-memory.dmp

        memory/2904-85-0x0000000002A20000-0x0000000002AD8000-memory.dmp

        memory/2904-82-0x0000000002A20000-0x0000000002AD8000-memory.dmp

        memory/2904-79-0x0000000002A20000-0x0000000002AD8000-memory.dmp

        memory/2904-78-0x0000000002A20000-0x0000000002AD8000-memory.dmp

        memory/2904-77-0x0000000002A20000-0x0000000002AD8000-memory.dmp

        memory/5336-66-0x0000000000400000-0x00000000005FB000-memory.dmp

        memory/5336-67-0x00000000020F0000-0x0000000002142000-memory.dmp