Analysis
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max time kernel
111s -
max time network
113s -
platform
windows7_x64 -
resource
win7-20240729-en -
resource tags
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submitted
03-01-2025 15:30
General
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Target
384f74f0c44114fdc69c07928ca6a9abe57069ef3a9eee0f60f5ce09cb6b07c3N.exe
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Size
205KB
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MD5
9571699f0d310015bb88cddd11a26140
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SHA1
b1f7f1972f7a1dceb49fd4bb2b59357041148fc8
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SHA256
384f74f0c44114fdc69c07928ca6a9abe57069ef3a9eee0f60f5ce09cb6b07c3
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SHA512
d117d78f8ba187cca55f0d08ad7ddde422e4903ea0f0d2487a66ad64350f88d9e9f366a269cc35277d6ffc248feffb7d5ab661c2f75f09180785c98ff35d5e3d
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SSDEEP
3072:j7VD4DUHnNZkfOP6sfIOpJ9C3hPlGxt1UhRkgyankTIzfwAYzWcXCyqT36zhRRKy:NzHnMLm5GNGxHUhtnkdpHqTKzhh8i
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 Program Files directory 10 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 1 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\384f74f0c44114fdc69c07928ca6a9abe57069ef3a9eee0f60f5ce09cb6b07c3N.exe"C:\Users\Admin\AppData\Local\Temp\384f74f0c44114fdc69c07928ca6a9abe57069ef3a9eee0f60f5ce09cb6b07c3N.exe"1⤵
- Loads dropped DLL
- Modifies WinLogon
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- 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
- Drops file in Program Files directory
- 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
205KB
MD55030c831528e2fed473070af33ee87b4
SHA154bae5ed7a87abcfdd721496e2a04824fb3a2d9c
SHA256fd41643089432afd74493b7a6b541075e4171458aa37470ea948f00bc06924b3
SHA512079ca16958a62b33654bf31cfb49b48f11b6b023d4de3254185d27373ac8406e575f53d47f845fa18b61e428ea2291baec2b91b3c7305e5fbc86b93d21fe3754
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Filesize
712KB
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Filesize
656KB
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Filesize
552KB
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Filesize
656KB
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Filesize
712KB
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Filesize
552KB
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Filesize
656KB
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Filesize
656KB
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Filesize
656KB
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Filesize
552KB
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Filesize
712KB
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Filesize
656KB
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Filesize
712KB
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Filesize
712KB
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Filesize
712KB
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Filesize
712KB
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Filesize
712KB
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Filesize
712KB
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Filesize
712KB
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Filesize
712KB
-
Filesize
712KB
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Filesize
712KB
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Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
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Filesize
712KB
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Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
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Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
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Filesize
552KB
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Filesize
712KB
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Filesize
712KB
-
Filesize
712KB
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Filesize
712KB
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Filesize
712KB
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Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
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Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
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Filesize
552KB
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Filesize
316KB
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Filesize
368KB
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Filesize
552KB
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Filesize
368KB
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Filesize
316KB