Analysis
- max time kernel
150s - max time network
155s - platform
windows11-21h2_x64 - resource
win11-20260513-en - resource tags
- submitted
22/05/2026, 16:24
General
- Target tmppywdl52s.exe
- Size 260KB
- Sample260522-twprmsb16z
- SHA256 d96898e27c1879c050f81940c8a26d60124e3c0657d3f231d4fe8b7c9409e6d6
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
- 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
- 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
- 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\tmppywdl52s.exe"C:\Users\Admin\AppData\Local\Temp\tmppywdl52s.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\tmppywdl52s.exeC:\Users\Admin\AppData\Local\Temp\TMPPYW~1.EXE1⤵
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- 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/3656-0-0x00000000027C0000-0x0000000002827000-memory.dmp
memory/3656-1-0x0000000002830000-0x0000000002831000-memory.dmp
memory/3656-2-0x0000000002A10000-0x0000000002AC2000-memory.dmp
memory/3656-5-0x0000000002BD0000-0x0000000002C88000-memory.dmp
memory/3656-8-0x0000000002BD0000-0x0000000002C88000-memory.dmp
memory/3656-6-0x0000000002BD0000-0x0000000002C88000-memory.dmp
memory/3656-66-0x0000000000400000-0x0000000000590000-memory.dmp
memory/3656-67-0x0000000002BD0000-0x0000000002C88000-memory.dmp
memory/3656-70-0x0000000003B80000-0x0000000003B81000-memory.dmp
memory/3656-75-0x0000000002BD0000-0x0000000002C88000-memory.dmp
memory/3656-84-0x0000000002BD0000-0x0000000002C88000-memory.dmp
memory/3656-128-0x0000000002BD0000-0x0000000002C88000-memory.dmp
memory/3656-127-0x0000000002BD0000-0x0000000002C88000-memory.dmp
memory/3656-126-0x0000000002BD0000-0x0000000002C88000-memory.dmp
memory/3656-124-0x0000000002BD0000-0x0000000002C88000-memory.dmp
memory/3656-122-0x0000000002BD0000-0x0000000002C88000-memory.dmp
memory/3656-121-0x0000000002BD0000-0x0000000002C88000-memory.dmp
memory/3656-119-0x0000000002BD0000-0x0000000002C88000-memory.dmp
memory/3656-118-0x0000000002BD0000-0x0000000002C88000-memory.dmp
memory/3656-116-0x0000000002BD0000-0x0000000002C88000-memory.dmp
memory/3656-115-0x0000000002BD0000-0x0000000002C88000-memory.dmp
memory/3656-114-0x0000000002BD0000-0x0000000002C88000-memory.dmp
memory/3656-111-0x0000000002BD0000-0x0000000002C88000-memory.dmp
memory/3656-109-0x0000000002BD0000-0x0000000002C88000-memory.dmp
memory/3656-108-0x0000000002BD0000-0x0000000002C88000-memory.dmp
memory/3656-107-0x0000000002BD0000-0x0000000002C88000-memory.dmp
memory/3656-105-0x0000000002BD0000-0x0000000002C88000-memory.dmp
memory/3656-103-0x0000000002BD0000-0x0000000002C88000-memory.dmp
memory/3656-101-0x0000000002BD0000-0x0000000002C88000-memory.dmp
memory/3656-100-0x0000000002BD0000-0x0000000002C88000-memory.dmp
memory/3656-98-0x0000000002BD0000-0x0000000002C88000-memory.dmp
memory/3656-97-0x0000000002BD0000-0x0000000002C88000-memory.dmp
memory/3656-96-0x0000000002BD0000-0x0000000002C88000-memory.dmp
memory/3656-94-0x0000000002BD0000-0x0000000002C88000-memory.dmp
memory/3656-93-0x0000000002BD0000-0x0000000002C88000-memory.dmp
memory/3656-92-0x0000000002BD0000-0x0000000002C88000-memory.dmp
memory/3656-90-0x0000000002BD0000-0x0000000002C88000-memory.dmp
memory/3656-88-0x0000000002BD0000-0x0000000002C88000-memory.dmp
memory/3656-87-0x0000000002BD0000-0x0000000002C88000-memory.dmp
memory/3656-86-0x0000000002BD0000-0x0000000002C88000-memory.dmp
memory/3656-85-0x0000000002BD0000-0x0000000002C88000-memory.dmp
memory/3656-83-0x0000000002BD0000-0x0000000002C88000-memory.dmp
memory/3656-82-0x0000000002BD0000-0x0000000002C88000-memory.dmp
memory/3656-81-0x0000000002BD0000-0x0000000002C88000-memory.dmp
memory/3656-80-0x0000000002BD0000-0x0000000002C88000-memory.dmp
memory/3656-79-0x0000000002BD0000-0x0000000002C88000-memory.dmp
memory/3656-78-0x0000000002BD0000-0x0000000002C88000-memory.dmp
memory/3656-77-0x0000000002BD0000-0x0000000002C88000-memory.dmp
memory/3656-76-0x0000000002BD0000-0x0000000002C88000-memory.dmp
memory/3656-74-0x0000000002BD0000-0x0000000002C88000-memory.dmp
memory/3656-73-0x0000000002BD0000-0x0000000002C88000-memory.dmp
memory/3656-125-0x0000000002BD0000-0x0000000002C88000-memory.dmp
memory/3656-123-0x0000000002BD0000-0x0000000002C88000-memory.dmp
memory/3656-120-0x0000000002BD0000-0x0000000002C88000-memory.dmp
memory/3656-117-0x0000000002BD0000-0x0000000002C88000-memory.dmp
memory/3656-112-0x0000000002BD0000-0x0000000002C88000-memory.dmp
memory/3656-113-0x0000000002BD0000-0x0000000002C88000-memory.dmp
memory/3656-110-0x0000000002BD0000-0x0000000002C88000-memory.dmp
memory/3656-106-0x0000000002BD0000-0x0000000002C88000-memory.dmp
memory/3656-104-0x0000000002BD0000-0x0000000002C88000-memory.dmp
memory/3656-102-0x0000000002BD0000-0x0000000002C88000-memory.dmp
memory/3656-99-0x0000000002BD0000-0x0000000002C88000-memory.dmp
memory/3656-95-0x0000000002BD0000-0x0000000002C88000-memory.dmp
memory/3656-91-0x0000000002BD0000-0x0000000002C88000-memory.dmp
memory/3656-89-0x0000000002BD0000-0x0000000002C88000-memory.dmp
memory/3656-72-0x0000000002BD0000-0x0000000002C88000-memory.dmp
memory/4104-63-0x0000000002680000-0x00000000026E7000-memory.dmp
memory/4104-65-0x0000000002680000-0x00000000026E7000-memory.dmp
memory/4104-64-0x0000000000400000-0x0000000000590000-memory.dmp