Analysis
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max time kernel
119s -
max time network
118s -
platform
windows7_x64 -
resource
win7-20241010-en -
resource tags
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submitted
04/02/2025, 20:43
General
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Target
162046ed489d8e0f2f2d56adee1425ff8ee9b3df1955bb8fe3f4b99b8594f4f5.exe
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Size
218KB
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MD5
c77f9fecaa2f58ac4f84f8eef0a311b4
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SHA1
28964f48ad6eda0af965e2e33a512eda0b5d1dfc
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SHA256
162046ed489d8e0f2f2d56adee1425ff8ee9b3df1955bb8fe3f4b99b8594f4f5
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SHA512
9486b1a2b55882dae512c8bf8050ffce48a63694f09383a83240f7bfe528de120b0ffd0af86f154fe6968ca48c05e36506d960da8270e9fee3ee1d522343efb2
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SSDEEP
6144:2EQBDdO1z7L/EIhZDE9oLfFWlMZT7+DGaMwIC2:2EGDdQNHEwWlMxYG/wIh
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\162046ed489d8e0f2f2d56adee1425ff8ee9b3df1955bb8fe3f4b99b8594f4f5.exe"C:\Users\Admin\AppData\Local\Temp\162046ed489d8e0f2f2d56adee1425ff8ee9b3df1955bb8fe3f4b99b8594f4f5.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
42KB
MD53baf405ee351c59c6c61b4f40d05fe30
SHA1e2b6d792d1f5f10d5a38e686859aa39e72e978b6
SHA25657cd0710fb888b7e5b39da83d86ea3fce08b00980d7df2d0c6c5b3f9aae19b89
SHA512e9ff7fc49de8821569737d396248cc527825da7a33bcf250f70c45c598bcda146a2a630c6cb0d32eb24731a776ba19cdce29a3dd501d49fd28f7a7c721217303
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Filesize
218KB
MD5c5c92d8462aaf058f5017ff009a2c2d0
SHA1c5d4b12be0eb467e37502e8a3d533c53cb181a52
SHA256752621240975fde76a387cf392e02a9233304ba8acd7c66ab91440cb67809c46
SHA512f1b5015225e23c1e7bdd8bd156c806110b52f99c7bd8a5e1b22460c8f4ea98758427610dbb8c673ad2dd546990d63845d253ea544689a65d7ba085c2ed43e4b8
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Filesize
324KB
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Filesize
2.8MB
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Filesize
380KB
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Filesize
380KB
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Filesize
324KB
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Filesize
2.8MB
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Filesize
728KB
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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
672KB
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Filesize
672KB
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Filesize
2.8MB
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Filesize
672KB
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Filesize
2.8MB
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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
2.8MB
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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
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