Analysis
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max time kernel
111s -
max time network
120s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
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submitted
04-01-2025 07:58
General
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Target
cda699e24e82e8b9fe0a9782aae35600e60eb3fdf481524682514d28a84b827bN.exe
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Size
204KB
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MD5
a56d4a8a6eb6c1f113bf863f90a6ea00
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SHA1
f5333fdb3a1becd3ede8388c051cb3e7c1df82c7
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SHA256
cda699e24e82e8b9fe0a9782aae35600e60eb3fdf481524682514d28a84b827b
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SHA512
ba5aa4b582eb027dbc733fe993aa27c561702e1b2ba84431287ea80981e98b290aab5d68699957e5fa5fddc9e011422b0bac9752fb6aa7897aa0950520f9e5df
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SSDEEP
3072:25u7yT4TVbkuRaX1w71jnRkCoyJTarYWbV+HOFxg+z1WxJsqWkoyjOowUVl/TlA4:2LexkuRaX41xoyJV65gzyZko+ucZ
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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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 3 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\cda699e24e82e8b9fe0a9782aae35600e60eb3fdf481524682514d28a84b827bN.exe"C:\Users\Admin\AppData\Local\Temp\cda699e24e82e8b9fe0a9782aae35600e60eb3fdf481524682514d28a84b827bN.exe"1⤵
- 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
162B
MD54f8e702cc244ec5d4de32740c0ecbd97
SHA13adb1f02d5b6054de0046e367c1d687b6cdf7aff
SHA2569e17cb15dd75bbbd5dbb984eda674863c3b10ab72613cf8a39a00c3e11a8492a
SHA51221047fea5269fee75a2a187aa09316519e35068cb2f2f76cfaf371e5224445e9d5c98497bd76fb9608d2b73e9dac1a3f5bfadfdc4623c479d53ecf93d81d3c9f
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Filesize
593B
MD5926512864979bc27cf187f1de3f57aff
SHA1acdeb9d6187932613c7fa08eaf28f0cd8116f4b5
SHA256b3e893a653ec06c05ee90f2f6e98cc052a92f6616d7cca8c416420e178dcc73f
SHA512f6f9fd3ca9305bec879cfcd38e64111a18e65e30d25c49e9f2cd546cbab9b2dcd03eca81952f6b77c0eaab20192ef7bef0d8d434f6f371811929e75f8620633b
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Filesize
61KB
MD5d1336360c20d2f08d672a8393a8c51c0
SHA1c6608d4a2cc4b8730b54ad23917dd3934f4a06ca
SHA256b286a4c3911cfc8f566a02390565b39bef657a3225edcdd52b2bf0eb2e4c6ac2
SHA51296a1be8b9984170397addbbc20c82a5b37b1ef53f6b9a32ffecc8626c2f14b6066d756bc8886c4533fde207ea1b698ee9d283df60add5ee75c6c45551863060c
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Filesize
204KB
MD5ab9be413bb2c3a99c1df49bbefb0cc58
SHA14022c77b3d54c04b3fd37cc310b8c19556ff9b9c
SHA256f9238c97c99e7cc7516832529caf399dede60885ddbc831705f52feafd656fdf
SHA5124258e8608f9d4990c0c911365151da57ec8267266051c4d25d71f739e9074de74ba9d2b23b4f344226dbbd0117abb79b3287507a2b6853f3b02329fff9b791d0
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Filesize
728KB
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Filesize
1.5MB
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Filesize
1.5MB
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Filesize
728KB
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Filesize
1.5MB
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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
672KB
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Filesize
728KB
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Filesize
1.5MB
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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
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Filesize
1.5MB
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Filesize
1.5MB
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Filesize
380KB
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Filesize
324KB
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Filesize
380KB
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Filesize
324KB