Analysis
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max time kernel
114s -
max time network
117s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
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submitted
26-12-2024 21:46
General
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Target
fce770de731e4eb6cc2656fcc038019f55115bf42b9fd952840242719cc0adb1N.exe
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Size
218KB
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MD5
505d616e108ffb70f7a35faff89c0b30
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SHA1
956295297d84bb7a9de7e0c0511128f9116f0b62
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SHA256
fce770de731e4eb6cc2656fcc038019f55115bf42b9fd952840242719cc0adb1
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SHA512
817ff2c9b2ddb62f8f96171032434920951b18ebe46a20783c1ffed2ffdb4e11985d6adc43efec82f81a217ca00d58e0006211f90b4120c48067feeb1bb2eb10
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SSDEEP
6144:GEQBDdO1z7L/EIhZDE9oLfFWlMZT7+DGaMwIC:GEGDdQNHEwWlMxYG/wI
Malware Config
Extracted
simda
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dga
gatyfus.com
lyvyxor.com
vojyqem.com
qetyfuv.com
puvyxil.com
gahyqah.com
lyryfyd.com
vocyzit.com
qegyqaq.com
purydyv.com
gacyzuz.com
lygymoj.com
vowydef.com
qexylup.com
pufymoq.com
gaqydeb.com
lyxylux.com
vofymik.com
qeqysag.com
puzylyp.com
gadyniw.com
lymysan.com
volykyc.com
qedynul.com
pumypog.com
galykes.com
lysynur.com
vonypom.com
qekykev.com
pupybul.com
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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Executes dropped EXE 1 IoCs
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Modifies WinLogon 2 TTPs 2 IoCs
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Drops file in Windows directory 2 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 behavior: RenamesItself 1 IoCs
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Suspicious use of WriteProcessMemory 3 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\fce770de731e4eb6cc2656fcc038019f55115bf42b9fd952840242719cc0adb1N.exe"C:\Users\Admin\AppData\Local\Temp\fce770de731e4eb6cc2656fcc038019f55115bf42b9fd952840242719cc0adb1N.exe"1⤵
- Modifies WinLogon
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: RenamesItself
- Suspicious use of WriteProcessMemory
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C:\Windows\apppatch\svchost.exe"C:\Windows\apppatch\svchost.exe"2⤵
- Modifies WinLogon for persistence
- Executes dropped EXE
- Modifies WinLogon
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
218KB
MD558e365b5e2ffcb42870b941b95591bf4
SHA106fb3f75f9ed0e545c7299ae9845badcda70be70
SHA25605446a50a4fe3c0993399d4b03690a76f44c5be3557b9369f9bd5fc4ba841898
SHA512512316548c5b090897431e0907e475e047f43f89cef97a9257dfe3254219b65320e6697ae53f0d4f2909fe4e57066ef32ff7bc10ef73928654ac6057619486c8
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Filesize
728KB
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Filesize
728KB
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Filesize
2.8MB
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Filesize
672KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
2.8MB
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Filesize
728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
2.8MB
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Filesize
728KB
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Filesize
728KB
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Filesize
2.8MB
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Filesize
728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
324KB
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Filesize
380KB
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Filesize
380KB
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Filesize
2.8MB
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Filesize
324KB
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Filesize
2.8MB