Analysis
- max time kernel
149s - max time network
153s - platform
windows11-21h2_x64 - resource
win11-20251223-en - resource tags
- submitted
18/12/2025, 22:16
General
- Target JaffaCakes118_3a35ace6eb05446699663c3af6b85e09.exe
- Size 270KB
- Sample251218-16w22avpet
- SHA256 5ad51d8d689c6bada4aea44eddad1e0c136423eb129117cd506c1b19a24bd0ba
Malware Config
Extracted
-
simda
-
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
- Creates a large amount of network flows 1 TTPs
This may indicate a network scan to discover remotely running services.
- 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 1 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\JaffaCakes118_3a35ace6eb05446699663c3af6b85e09.exe"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_3a35ace6eb05446699663c3af6b85e09.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
-
C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_3a35ace6eb05446699663c3af6b85e09.exeC:\Users\Admin\AppData\Local\Temp\JAFFAC~1.EXE1⤵
- Drops file in System32 directory
- Suspicious use of AdjustPrivilegeToken
Network
MITRE ATT&CK Enterprise v16
Persistence
Boot or Logon Autostart Execution
3Registry Run Keys / Startup Folder
1Winlogon Helper DLL
2Privilege Escalation
Boot or Logon Autostart Execution
3Registry Run Keys / Startup Folder
1Winlogon Helper DLL
2Replay Monitor
Loading Replay Monitor...
Downloads
memory/3168-0-0x0000000000400000-0x0000000000589000-memory.dmp
memory/3168-1-0x0000000000820000-0x0000000000868000-memory.dmp
memory/3168-2-0x0000000000C80000-0x0000000000C81000-memory.dmp
memory/3168-3-0x0000000002880000-0x0000000002932000-memory.dmp
memory/3168-6-0x0000000002A40000-0x0000000002AF8000-memory.dmp
memory/3168-7-0x0000000002A40000-0x0000000002AF8000-memory.dmp
memory/3168-9-0x0000000002A40000-0x0000000002AF8000-memory.dmp
memory/3168-62-0x0000000002A40000-0x0000000002AF8000-memory.dmp
memory/3168-120-0x0000000002A40000-0x0000000002AF8000-memory.dmp
memory/3168-117-0x0000000002A40000-0x0000000002AF8000-memory.dmp
memory/3168-119-0x0000000002A40000-0x0000000002AF8000-memory.dmp
memory/3168-118-0x0000000002A40000-0x0000000002AF8000-memory.dmp
memory/3168-116-0x0000000002A40000-0x0000000002AF8000-memory.dmp
memory/3168-115-0x0000000002A40000-0x0000000002AF8000-memory.dmp
memory/3168-114-0x0000000002A40000-0x0000000002AF8000-memory.dmp
memory/3168-113-0x0000000002A40000-0x0000000002AF8000-memory.dmp
memory/3168-112-0x0000000002A40000-0x0000000002AF8000-memory.dmp
memory/3168-110-0x0000000002A40000-0x0000000002AF8000-memory.dmp
memory/3168-109-0x0000000002A40000-0x0000000002AF8000-memory.dmp
memory/3168-108-0x0000000002A40000-0x0000000002AF8000-memory.dmp
memory/3168-107-0x0000000002A40000-0x0000000002AF8000-memory.dmp
memory/3168-106-0x0000000002A40000-0x0000000002AF8000-memory.dmp
memory/3168-105-0x0000000002A40000-0x0000000002AF8000-memory.dmp
memory/3168-104-0x0000000002A40000-0x0000000002AF8000-memory.dmp
memory/3168-103-0x0000000002A40000-0x0000000002AF8000-memory.dmp
memory/3168-102-0x0000000002A40000-0x0000000002AF8000-memory.dmp
memory/3168-100-0x0000000002A40000-0x0000000002AF8000-memory.dmp
memory/3168-99-0x0000000002A40000-0x0000000002AF8000-memory.dmp
memory/3168-98-0x0000000002A40000-0x0000000002AF8000-memory.dmp
memory/3168-97-0x0000000002A40000-0x0000000002AF8000-memory.dmp
memory/3168-96-0x0000000002A40000-0x0000000002AF8000-memory.dmp
memory/3168-95-0x0000000002A40000-0x0000000002AF8000-memory.dmp
memory/3168-94-0x0000000002A40000-0x0000000002AF8000-memory.dmp
memory/3168-93-0x0000000002A40000-0x0000000002AF8000-memory.dmp
memory/3168-92-0x0000000002A40000-0x0000000002AF8000-memory.dmp
memory/3168-91-0x0000000002A40000-0x0000000002AF8000-memory.dmp
memory/3168-90-0x0000000002A40000-0x0000000002AF8000-memory.dmp
memory/3168-89-0x0000000002A40000-0x0000000002AF8000-memory.dmp
memory/3168-111-0x0000000002A40000-0x0000000002AF8000-memory.dmp
memory/3168-101-0x0000000002A40000-0x0000000002AF8000-memory.dmp
memory/3168-88-0x0000000002A40000-0x0000000002AF8000-memory.dmp
memory/3168-87-0x0000000002A40000-0x0000000002AF8000-memory.dmp
memory/3168-86-0x0000000002A40000-0x0000000002AF8000-memory.dmp
memory/3168-85-0x0000000002A40000-0x0000000002AF8000-memory.dmp
memory/3168-84-0x0000000002A40000-0x0000000002AF8000-memory.dmp
memory/3168-83-0x0000000002A40000-0x0000000002AF8000-memory.dmp
memory/3168-82-0x0000000002A40000-0x0000000002AF8000-memory.dmp
memory/3168-81-0x0000000002A40000-0x0000000002AF8000-memory.dmp
memory/3168-80-0x0000000002A40000-0x0000000002AF8000-memory.dmp
memory/3168-79-0x0000000002A40000-0x0000000002AF8000-memory.dmp
memory/3168-78-0x0000000002A40000-0x0000000002AF8000-memory.dmp
memory/3168-76-0x0000000002A40000-0x0000000002AF8000-memory.dmp
memory/3168-75-0x0000000002A40000-0x0000000002AF8000-memory.dmp
memory/3168-74-0x0000000002A40000-0x0000000002AF8000-memory.dmp
memory/3168-73-0x0000000002A40000-0x0000000002AF8000-memory.dmp
memory/3168-72-0x0000000002A40000-0x0000000002AF8000-memory.dmp
memory/3168-71-0x0000000002A40000-0x0000000002AF8000-memory.dmp
memory/3168-70-0x0000000002A40000-0x0000000002AF8000-memory.dmp
memory/3168-69-0x0000000002A40000-0x0000000002AF8000-memory.dmp
memory/3168-68-0x0000000002A40000-0x0000000002AF8000-memory.dmp
memory/3168-67-0x0000000002A40000-0x0000000002AF8000-memory.dmp
memory/3168-66-0x0000000002A40000-0x0000000002AF8000-memory.dmp
memory/3168-65-0x0000000002A40000-0x0000000002AF8000-memory.dmp
memory/3168-64-0x0000000002A40000-0x0000000002AF8000-memory.dmp
memory/3168-77-0x0000000002A40000-0x0000000002AF8000-memory.dmp
memory/3168-63-0x0000000002A40000-0x0000000002AF8000-memory.dmp
memory/3168-4704-0x0000000002A40000-0x0000000002AF8000-memory.dmp
memory/5492-159-0x00000000009D0000-0x0000000000A18000-memory.dmp