Analysis
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max time kernel
111s -
max time network
120s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
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submitted
05-12-2024 21:44
General
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Target
e991a432f85daf7fdf0409918efcc9d71966cac5802db995edff8b12dddb3dd1.exe
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Size
208KB
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MD5
565fca9549d6991a7c51dd7f44853170
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SHA1
b4113a1c3b4131c3b9d36289c902bc40e60bb88f
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SHA256
e991a432f85daf7fdf0409918efcc9d71966cac5802db995edff8b12dddb3dd1
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SHA512
7c967666166e4c60a735597345fbc6ef892820d245d1d78cb12383196491479c282b793338a4848242cdbefab18dab60af8579284ae5b77e94f5a6d8b2a555e7
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SSDEEP
6144:qa1oB/yvpK0JCmRcRRR8N0e2kXfCqNidkfkg:qbapK0JCmRcU9vVokfR
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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Loads dropped DLL 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 7 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\e991a432f85daf7fdf0409918efcc9d71966cac5802db995edff8b12dddb3dd1.exe"C:\Users\Admin\AppData\Local\Temp\e991a432f85daf7fdf0409918efcc9d71966cac5802db995edff8b12dddb3dd1.exe"1⤵
- Loads dropped DLL
- 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
208KB
MD54e3cb2a63a2904952897299427be03d0
SHA195c334c543921d5d7d5e87d01a5be72d2c7ca322
SHA2565fee74d3ce3fec37426060efd59a8c4ac438513d6c701483b2852c17110a1dac
SHA51200c8fcf6b00b359c062532f4aaa798a1beefbdd9d5b82617a30e186a7e3f42b49bd5ed3909ff5236abdaf24dd4ad440711acd564ef6af177304290ad798359be
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Filesize
728KB
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Filesize
672KB
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Filesize
412KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
672KB
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Filesize
728KB
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Filesize
728KB
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Filesize
672KB
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Filesize
728KB
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Filesize
672KB
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Filesize
672KB
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Filesize
672KB
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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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Filesize
412KB
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Filesize
728KB
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412KB
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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
380KB
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Filesize
380KB
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Filesize
12KB
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Filesize
12KB
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Filesize
412KB