Analysis
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max time kernel
149s -
max time network
143s -
platform
windows10-2004_x64 -
resource
win10v2004-20250410-en -
resource tags
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submitted
19/04/2025, 08:51
General
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Target
JaffaCakes118_c21774e5259398d4f12e056a2967bb89.exe
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Size
259KB
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MD5
c21774e5259398d4f12e056a2967bb89
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SHA1
4fa81a3131b9dcfacc83e9b46f15f7553f119c77
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SHA256
d24effd9ef0c7cf1f3bda665c2ac16efe43f3cbe1b9968c2900bdd8d6f929016
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SHA512
ece659e1ab84bf87962ae8499a7acb522827d3d14cd6a336dd59e0492530e078a044e9214636184f99cb29184353b18fd3774ba1f0a4ad54be7a14aece290f2c
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SSDEEP
6144:97UXuxP/rOEMS4s6CqQUDdF2uLCyoUC9e2voN:NzyShqQUDdF2uaoN
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_c21774e5259398d4f12e056a2967bb89.exe"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_c21774e5259398d4f12e056a2967bb89.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_c21774e5259398d4f12e056a2967bb89.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
2.4MB
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2.4MB
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2.4MB
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412KB
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228KB
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712KB
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2.4MB
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4KB
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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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412KB
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Filesize
228KB