Analysis
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max time kernel
118s -
max time network
119s -
platform
windows7_x64 -
resource
win7-20241023-en -
resource tags
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submitted
21-01-2025 02:16
General
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Target
657e9723db159b74f8c916212bf8f8ec106e8c60e4f3bad502e10d57fa77ed68N.exe
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Size
218KB
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MD5
74a6718b3fabc02eba876975f97e5be0
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SHA1
8b96a5bec584f170089cbbe8a117ec3f88bd3177
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SHA256
657e9723db159b74f8c916212bf8f8ec106e8c60e4f3bad502e10d57fa77ed68
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SHA512
b448a6dedf96fcea4dd2cb8af352553f38d10df628287c89e8f7f515d1235d1654c91c0a13e0c1e9cac02f8df4ab842b9616789beb013bfbc3f22a2ebce83776
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SSDEEP
3072:Evm4SZsQrNzPrl6rjGMjp39d4u8iqddCxMIJOb2o5DsBPjim6hwM2H6:S1SyAJp6rjn1gOObn4b6h9h
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 49 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\657e9723db159b74f8c916212bf8f8ec106e8c60e4f3bad502e10d57fa77ed68N.exe"C:\Users\Admin\AppData\Local\Temp\657e9723db159b74f8c916212bf8f8ec106e8c60e4f3bad502e10d57fa77ed68N.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
218KB
MD5b36c22d8c6b9c863e4e11644baa86f83
SHA132d8f3c2b6c717887f9cc99c27cf6dbb75c673fe
SHA256ed3b08260b56b9c3122fbcf4516160df808b2a35d32ea3b1c7bd2f8bca4cfef6
SHA51269b8deca2b45837bc8526687939d709202aab6a91bb57278c3cc058340d223c5135ad9cf39d5048444ff3f40dfe478cea795cc12e645cccdf31fea44acb41654
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Filesize
728KB
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Filesize
1.7MB
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Filesize
672KB
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Filesize
672KB
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Filesize
728KB
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Filesize
728KB
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Filesize
1.7MB
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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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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
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
1.7MB
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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
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
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
1.7MB
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Filesize
380KB
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Filesize
324KB
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Filesize
380KB
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Filesize
324KB