Analysis
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max time kernel
149s -
max time network
149s -
platform
windows10-2004_x64 -
resource
win10v2004-20250410-en -
resource tags
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submitted
18/04/2025, 01:40
General
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Target
JaffaCakes118_bc09b02c74c1c47c5c58af7fbfcf554e.exe
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Size
261KB
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MD5
bc09b02c74c1c47c5c58af7fbfcf554e
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SHA1
f63e84b1df89769c038d185dd33798c0fe9bd389
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SHA256
0c49cce7f9faec75d99fccd29833741c49d0e21316e370cdc8fa0f143bff7d58
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SHA512
bc547a245200d8256dc48d6c36dc2c432b137cfd98cbde49008ef91d2f3442797b88a361afc51a9ff7a1525bc8c7d079491b9d5f8187830980e826268618f329
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SSDEEP
6144:AsMdjPSZWpwE1bYvuaBDLUfNuuunrwGo8r2guQnjR:ADPSZrEtPU4Nmn08r2QnjR
Malware Config
Extracted
simda
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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
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Modifies WinLogon for persistence 2 TTPs 1 IoCs
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Simda family
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simda
Simda is an infostealer written in C++.
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Adds Run key to start application 2 TTPs 1 IoCs
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Modifies WinLogon 2 TTPs 2 IoCs
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Drops file in System32 directory 1 IoCs
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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.
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Suspicious behavior: EnumeratesProcesses 64 IoCs
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Suspicious use of AdjustPrivilegeToken 5 IoCs
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Suspicious use of WriteProcessMemory 3 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_bc09b02c74c1c47c5c58af7fbfcf554e.exe"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_bc09b02c74c1c47c5c58af7fbfcf554e.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
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C:\Windows\system32\cmd.exeC:\Windows\system32\cmd.exe /c C:\Users\Admin\AppData\Local\Temp\JAFFAC~1.EXE1⤵
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_bc09b02c74c1c47c5c58af7fbfcf554e.exeC:\Users\Admin\AppData\Local\Temp\JAFFAC~1.EXE2⤵
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
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Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
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Filesize
2.5MB
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2.5MB
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2.5MB
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336KB
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228KB
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4KB
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Filesize
712KB
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Filesize
2.5MB
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736KB
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736KB
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736KB
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736KB
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736KB
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736KB
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736KB
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736KB
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736KB
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736KB
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736KB
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736KB
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736KB
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736KB
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736KB
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736KB
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736KB
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736KB
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736KB
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736KB
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736KB
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736KB
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736KB
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736KB
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736KB
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736KB
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736KB
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736KB
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736KB
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736KB
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736KB
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736KB
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736KB
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736KB
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736KB
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736KB
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736KB
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736KB
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736KB
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736KB
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736KB
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736KB
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736KB
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736KB
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736KB
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736KB
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736KB
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736KB
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736KB
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736KB
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736KB
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736KB
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736KB
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736KB
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736KB
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736KB
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736KB
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Filesize
336KB
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Filesize
228KB