Analysis
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max time kernel
107s -
max time network
118s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
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submitted
17-01-2025 14:43
General
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Target
2eb32a53e25133b09f86d0e1737f65023d3fc99b0d9561657445666ad57789e3N.exe
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Size
355KB
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MD5
40862bc02e4b639466200bbdd778de30
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SHA1
49b150178a52ff2017ca89cbce2245d925d5f62a
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SHA256
2eb32a53e25133b09f86d0e1737f65023d3fc99b0d9561657445666ad57789e3
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SHA512
6871f4b6f0a822c13424c4368cde61bdee6f9a1fe5772c3b0392b9255d2a11c8f654f4c3d8e8557fe5567822eebe8f13bfcb6049309f931b6817db00b66a6946
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SSDEEP
6144:43EmWPDNND9yRPzLq+YXFqaZiMLic9kzVd7EAC4TSs9Ei6:DmWhND9yJz+b1FcMLmp2ATTSsd6
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 2 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 4 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\2eb32a53e25133b09f86d0e1737f65023d3fc99b0d9561657445666ad57789e3N.exe"C:\Users\Admin\AppData\Local\Temp\2eb32a53e25133b09f86d0e1737f65023d3fc99b0d9561657445666ad57789e3N.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
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Downloads
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Filesize
355KB
MD516e203a0b29ca91b147bbb964150417d
SHA175eca16abeda57ab8e2f9f6d34116ae783a0c862
SHA256c7b73115e129372d8785b435dc66f5c33586843e2e5c25da8ada6daa0caddabd
SHA51271f923905bdc01c4b7e785f4b3341ab26ddc719e52824a00d5108c7e7ee86758e2e73f70e4efce42827e7c6739557d84029904c0bcf32a292449140e7fdca4f1
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Filesize
672KB
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Filesize
672KB
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672KB
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672KB
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672KB
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672KB
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728KB
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Filesize
380KB