Analysis

  • max time kernel
    149s
  • max time network
    144s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20250410-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20250410-enlocale:en-usos:windows10-2004-x64system
  • submitted
    17/04/2025, 18:05

General

  • Target

    JaffaCakes118_ba91667ffee2ab1e4e6e895a68661992.exe

  • Size

    277KB

  • MD5

    ba91667ffee2ab1e4e6e895a68661992

  • SHA1

    6adedfa796f10c3f9708db83f9bd1f1c2fc54c06

  • SHA256

    0fb9d4e79819f35eb157a517919fd1befdf1d17eabfe5f8049ec039407dde1a8

  • SHA512

    8ad7bd8f7d60bd23f7b3d5b030072276b6dabf6bd7d81119faeb81c34392376d42ca6c5788154e8c17439ee5b7b017120da916abe63947f8dbcfd215be599a77

  • SSDEEP

    6144:v1TnDzopfUxko17BX/ECry0Eya7dSYl0Od/P+9:v1TDeo59EgUgYl08+

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 UnmapMainImage 2 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_ba91667ffee2ab1e4e6e895a68661992.exe
    "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_ba91667ffee2ab1e4e6e895a68661992.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
    • Suspicious use of UnmapMainImage
    PID:6036
  • 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:2692
    • C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_ba91667ffee2ab1e4e6e895a68661992.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
      • Suspicious use of UnmapMainImage
      PID:2268

Network

MITRE ATT&CK Enterprise v16

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/2268-122-0x000000007FDE0000-0x000000007FE49000-memory.dmp

    Filesize

    420KB

  • memory/6036-0-0x0000000000400000-0x0000000000474000-memory.dmp

    Filesize

    464KB

  • memory/6036-1-0x000000007FDE0000-0x000000007FE49000-memory.dmp

    Filesize

    420KB

  • memory/6036-2-0x0000000000400000-0x0000000000439000-memory.dmp

    Filesize

    228KB

  • memory/6036-3-0x0000000000440000-0x0000000000441000-memory.dmp

    Filesize

    4KB

  • memory/6036-5-0x0000000002290000-0x0000000002342000-memory.dmp

    Filesize

    712KB

  • memory/6036-6-0x00000000028E0000-0x0000000002998000-memory.dmp

    Filesize

    736KB

  • memory/6036-10-0x00000000028E0000-0x0000000002998000-memory.dmp

    Filesize

    736KB

  • memory/6036-8-0x00000000028E0000-0x0000000002998000-memory.dmp

    Filesize

    736KB

  • memory/6036-104-0x00000000028E0000-0x0000000002998000-memory.dmp

    Filesize

    736KB

  • memory/6036-109-0x00000000028E0000-0x0000000002998000-memory.dmp

    Filesize

    736KB

  • memory/6036-110-0x00000000028E0000-0x0000000002998000-memory.dmp

    Filesize

    736KB

  • memory/6036-108-0x00000000028E0000-0x0000000002998000-memory.dmp

    Filesize

    736KB

  • memory/6036-107-0x00000000028E0000-0x0000000002998000-memory.dmp

    Filesize

    736KB

  • memory/6036-106-0x00000000028E0000-0x0000000002998000-memory.dmp

    Filesize

    736KB

  • memory/6036-105-0x00000000028E0000-0x0000000002998000-memory.dmp

    Filesize

    736KB

  • memory/6036-103-0x00000000028E0000-0x0000000002998000-memory.dmp

    Filesize

    736KB

  • memory/6036-102-0x00000000028E0000-0x0000000002998000-memory.dmp

    Filesize

    736KB

  • memory/6036-101-0x00000000028E0000-0x0000000002998000-memory.dmp

    Filesize

    736KB

  • memory/6036-100-0x00000000028E0000-0x0000000002998000-memory.dmp

    Filesize

    736KB

  • memory/6036-99-0x00000000028E0000-0x0000000002998000-memory.dmp

    Filesize

    736KB

  • memory/6036-98-0x00000000028E0000-0x0000000002998000-memory.dmp

    Filesize

    736KB

  • memory/6036-97-0x00000000028E0000-0x0000000002998000-memory.dmp

    Filesize

    736KB

  • memory/6036-96-0x00000000028E0000-0x0000000002998000-memory.dmp

    Filesize

    736KB

  • memory/6036-95-0x00000000028E0000-0x0000000002998000-memory.dmp

    Filesize

    736KB

  • memory/6036-94-0x00000000028E0000-0x0000000002998000-memory.dmp

    Filesize

    736KB

  • memory/6036-93-0x00000000028E0000-0x0000000002998000-memory.dmp

    Filesize

    736KB

  • memory/6036-92-0x00000000028E0000-0x0000000002998000-memory.dmp

    Filesize

    736KB

  • memory/6036-91-0x00000000028E0000-0x0000000002998000-memory.dmp

    Filesize

    736KB

  • memory/6036-90-0x00000000028E0000-0x0000000002998000-memory.dmp

    Filesize

    736KB

  • memory/6036-88-0x00000000028E0000-0x0000000002998000-memory.dmp

    Filesize

    736KB

  • memory/6036-87-0x00000000028E0000-0x0000000002998000-memory.dmp

    Filesize

    736KB

  • memory/6036-86-0x00000000028E0000-0x0000000002998000-memory.dmp

    Filesize

    736KB

  • memory/6036-85-0x00000000028E0000-0x0000000002998000-memory.dmp

    Filesize

    736KB

  • memory/6036-84-0x00000000028E0000-0x0000000002998000-memory.dmp

    Filesize

    736KB

  • memory/6036-83-0x00000000028E0000-0x0000000002998000-memory.dmp

    Filesize

    736KB

  • memory/6036-82-0x00000000028E0000-0x0000000002998000-memory.dmp

    Filesize

    736KB

  • memory/6036-81-0x00000000028E0000-0x0000000002998000-memory.dmp

    Filesize

    736KB

  • memory/6036-80-0x00000000028E0000-0x0000000002998000-memory.dmp

    Filesize

    736KB

  • memory/6036-79-0x00000000028E0000-0x0000000002998000-memory.dmp

    Filesize

    736KB

  • memory/6036-78-0x00000000028E0000-0x0000000002998000-memory.dmp

    Filesize

    736KB

  • memory/6036-77-0x00000000028E0000-0x0000000002998000-memory.dmp

    Filesize

    736KB

  • memory/6036-76-0x00000000028E0000-0x0000000002998000-memory.dmp

    Filesize

    736KB

  • memory/6036-75-0x00000000028E0000-0x0000000002998000-memory.dmp

    Filesize

    736KB

  • memory/6036-73-0x00000000028E0000-0x0000000002998000-memory.dmp

    Filesize

    736KB

  • memory/6036-72-0x00000000028E0000-0x0000000002998000-memory.dmp

    Filesize

    736KB

  • memory/6036-70-0x00000000028E0000-0x0000000002998000-memory.dmp

    Filesize

    736KB

  • memory/6036-69-0x00000000028E0000-0x0000000002998000-memory.dmp

    Filesize

    736KB

  • memory/6036-68-0x00000000028E0000-0x0000000002998000-memory.dmp

    Filesize

    736KB

  • memory/6036-67-0x00000000028E0000-0x0000000002998000-memory.dmp

    Filesize

    736KB

  • memory/6036-66-0x00000000028E0000-0x0000000002998000-memory.dmp

    Filesize

    736KB

  • memory/6036-65-0x00000000028E0000-0x0000000002998000-memory.dmp

    Filesize

    736KB

  • memory/6036-64-0x00000000028E0000-0x0000000002998000-memory.dmp

    Filesize

    736KB

  • memory/6036-62-0x00000000028E0000-0x0000000002998000-memory.dmp

    Filesize

    736KB

  • memory/6036-61-0x00000000028E0000-0x0000000002998000-memory.dmp

    Filesize

    736KB

  • memory/6036-60-0x00000000028E0000-0x0000000002998000-memory.dmp

    Filesize

    736KB

  • memory/6036-59-0x00000000028E0000-0x0000000002998000-memory.dmp

    Filesize

    736KB

  • memory/6036-57-0x00000000028E0000-0x0000000002998000-memory.dmp

    Filesize

    736KB

  • memory/6036-89-0x00000000028E0000-0x0000000002998000-memory.dmp

    Filesize

    736KB

  • memory/6036-74-0x00000000028E0000-0x0000000002998000-memory.dmp

    Filesize

    736KB

  • memory/6036-71-0x00000000028E0000-0x0000000002998000-memory.dmp

    Filesize

    736KB

  • memory/6036-63-0x00000000028E0000-0x0000000002998000-memory.dmp

    Filesize

    736KB

  • memory/6036-58-0x00000000028E0000-0x0000000002998000-memory.dmp

    Filesize

    736KB

  • memory/6036-123-0x0000000000400000-0x0000000000439000-memory.dmp

    Filesize

    228KB

  • memory/6036-124-0x00000000028E0000-0x0000000002998000-memory.dmp

    Filesize

    736KB