Analysis
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max time kernel
119s -
max time network
120s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
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submitted
25/12/2024, 14:44
General
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Target
9e2430cf0d94e70c65625df4e9f6c5466597d213d60b0b10c6aa30151f1b7a48.exe
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Size
204KB
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MD5
b65afcbb9fc6101f8c5006033b7f61a2
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SHA1
317915c927551b7c3fe120f55c42f8dd2797f8b6
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SHA256
9e2430cf0d94e70c65625df4e9f6c5466597d213d60b0b10c6aa30151f1b7a48
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SHA512
0ea7a2f2dd9f3c24fd140c978c2c7edb25e2f91a14efaa420d83b3ab6cce0c817e873cfb8373b74321594739a237b33641e75855d82fd0f3d62f100d1f401fba
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SSDEEP
3072:a5u7yT4TVbkuRaX1w71jnRkCoyJTarYWbV+HOFxg+z1WxJsqWkoyjOowUVl/TlA4:aLexkuRaX41xoyJV65gzyZko+ucD
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\9e2430cf0d94e70c65625df4e9f6c5466597d213d60b0b10c6aa30151f1b7a48.exe"C:\Users\Admin\AppData\Local\Temp\9e2430cf0d94e70c65625df4e9f6c5466597d213d60b0b10c6aa30151f1b7a48.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
593B
MD5926512864979bc27cf187f1de3f57aff
SHA1acdeb9d6187932613c7fa08eaf28f0cd8116f4b5
SHA256b3e893a653ec06c05ee90f2f6e98cc052a92f6616d7cca8c416420e178dcc73f
SHA512f6f9fd3ca9305bec879cfcd38e64111a18e65e30d25c49e9f2cd546cbab9b2dcd03eca81952f6b77c0eaab20192ef7bef0d8d434f6f371811929e75f8620633b
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Filesize
204KB
MD5d1201ff83fcf5a46403fc1da38cc89c8
SHA13d88b9f070e67798a3092441bc174f620c6ce30b
SHA2560bb0a319e6fd3c8d3c829bde49fec5c96ab64fb7e300d0aabba8b6237d74f645
SHA512d6c463661585e9b89db2793edaf906d88b40c4769f574151a78ceebd93d4b7d794689617949ad92127adb00e7fdd68292796845913bfc094b4cea1d5e8852e90
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Filesize
1.5MB
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Filesize
324KB
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Filesize
380KB
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Filesize
1.5MB
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Filesize
380KB
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Filesize
324KB
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Filesize
1.5MB
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Filesize
1.5MB
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Filesize
1.5MB
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Filesize
672KB
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Filesize
672KB
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Filesize
672KB
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Filesize
1.5MB
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Filesize
672KB
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Filesize
672KB
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Filesize
672KB
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728KB
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728KB
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728KB
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728KB