Analysis
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max time kernel
149s -
max time network
148s -
platform
windows10-2004_x64 -
resource
win10v2004-20250410-en -
resource tags
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submitted
13/04/2025, 07:54
General
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Target
JaffaCakes118_b403368e13f8473e94323805cfdd224b.exe
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Size
286KB
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MD5
b403368e13f8473e94323805cfdd224b
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SHA1
c902523a7d936757f2c61923e588b6a51c2f059f
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SHA256
f662f06df7f49f76bbac7939dd3daa145466f1687880cb43b8033280e8d169a6
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SHA512
ced547e4318c1dadabf614bfffcfbaa30440e8f9bcdf1c0ad35ab96ab9c2ea4ff008df5c71fcfef284ff1fc84e8b3bd35865af62e14b8b831136d99c82f283b9
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SSDEEP
6144:I+Ybmlg8K8qv3hvGDjN5joirSrsTjGG22cWW:b2ml54hvQjNcrujGGE
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 1 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_b403368e13f8473e94323805cfdd224b.exe"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_b403368e13f8473e94323805cfdd224b.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_b403368e13f8473e94323805cfdd224b.exeC:\Users\Admin\AppData\Local\Temp\JAFFAC~1.EXE2⤵
- Drops file in System32 directory
- 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
1.3MB
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1.3MB
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420KB
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228KB
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4KB
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712KB
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1.3MB
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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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736KB
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736KB
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420KB
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Filesize
228KB