Analysis

  • max time kernel
    149s
  • max time network
    145s
  • platform
    windows11-21h2_x64
  • resource
    win11-20250411-en
  • resource tags

    arch:x64arch:x86image:win11-20250411-enlocale:en-usos:windows11-21h2-x64system
  • submitted
    21/04/2025, 01:10

General

  • Target

    JaffaCakes118_c7194a2643157ff041a082342930b394.exe

  • Size

    278KB

  • MD5

    c7194a2643157ff041a082342930b394

  • SHA1

    3c4e1b804d0b39320d435f55a4abe8c1f349bf55

  • SHA256

    3c519f42b04da60636ab9cd45bd0d4bd83684beaf726f4ab35f373afc1d2898e

  • SHA512

    a468f5151a446f6fc1eed7b1f62336df2cdc750c38e58e778929c7886cc59646057546be52e16b92ff3006113767a382e7bfb025852f67873dd709eec3ccd3cf

  • SSDEEP

    6144:qw8yL7ppV+WJG6de5dAqkNLBeYClpKzkc4qkeBACbx8YGLcRf:qw/t+AMlkN1eYCDckc4jXgSYGI

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
  • 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_c7194a2643157ff041a082342930b394.exe
    "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_c7194a2643157ff041a082342930b394.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:1072
  • 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:4876
    • C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_c7194a2643157ff041a082342930b394.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:4992

Network

MITRE ATT&CK Enterprise v16

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/1072-55-0x0000000002B40000-0x0000000002BF8000-memory.dmp

    Filesize

    736KB

  • memory/1072-68-0x0000000002B40000-0x0000000002BF8000-memory.dmp

    Filesize

    736KB

  • memory/1072-2-0x0000000000840000-0x0000000000841000-memory.dmp

    Filesize

    4KB

  • memory/1072-3-0x0000000002980000-0x0000000002A32000-memory.dmp

    Filesize

    712KB

  • memory/1072-4-0x0000000000400000-0x000000000060F000-memory.dmp

    Filesize

    2.1MB

  • memory/1072-5-0x0000000002B40000-0x0000000002BF8000-memory.dmp

    Filesize

    736KB

  • memory/1072-7-0x0000000002B40000-0x0000000002BF8000-memory.dmp

    Filesize

    736KB

  • memory/1072-9-0x0000000002B40000-0x0000000002BF8000-memory.dmp

    Filesize

    736KB

  • memory/1072-12-0x0000000002520000-0x0000000002521000-memory.dmp

    Filesize

    4KB

  • memory/1072-15-0x0000000002520000-0x0000000002521000-memory.dmp

    Filesize

    4KB

  • memory/1072-122-0x0000000000400000-0x0000000000439000-memory.dmp

    Filesize

    228KB

  • memory/1072-69-0x0000000002B40000-0x0000000002BF8000-memory.dmp

    Filesize

    736KB

  • memory/1072-62-0x0000000002B40000-0x0000000002BF8000-memory.dmp

    Filesize

    736KB

  • memory/1072-60-0x0000000002B40000-0x0000000002BF8000-memory.dmp

    Filesize

    736KB

  • memory/1072-1-0x0000000000400000-0x0000000000439000-memory.dmp

    Filesize

    228KB

  • memory/1072-0-0x000000007FE10000-0x000000007FE79000-memory.dmp

    Filesize

    420KB

  • memory/1072-66-0x0000000002B40000-0x0000000002BF8000-memory.dmp

    Filesize

    736KB

  • memory/1072-57-0x0000000002B40000-0x0000000002BF8000-memory.dmp

    Filesize

    736KB

  • memory/1072-56-0x0000000002B40000-0x0000000002BF8000-memory.dmp

    Filesize

    736KB

  • memory/1072-70-0x0000000002B40000-0x0000000002BF8000-memory.dmp

    Filesize

    736KB

  • memory/1072-59-0x0000000002B40000-0x0000000002BF8000-memory.dmp

    Filesize

    736KB

  • memory/1072-67-0x0000000002B40000-0x0000000002BF8000-memory.dmp

    Filesize

    736KB

  • memory/1072-58-0x0000000002B40000-0x0000000002BF8000-memory.dmp

    Filesize

    736KB

  • memory/1072-65-0x0000000002B40000-0x0000000002BF8000-memory.dmp

    Filesize

    736KB

  • memory/1072-64-0x0000000002B40000-0x0000000002BF8000-memory.dmp

    Filesize

    736KB

  • memory/1072-63-0x0000000002B40000-0x0000000002BF8000-memory.dmp

    Filesize

    736KB

  • memory/1072-61-0x0000000002B40000-0x0000000002BF8000-memory.dmp

    Filesize

    736KB

  • memory/1072-121-0x000000007FE10000-0x000000007FE79000-memory.dmp

    Filesize

    420KB

  • memory/4992-120-0x0000000000400000-0x000000000060F000-memory.dmp

    Filesize

    2.1MB

  • memory/4992-54-0x0000000000400000-0x000000000060F000-memory.dmp

    Filesize

    2.1MB