Analysis
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max time kernel
120s -
max time network
124s -
platform
windows7_x64 -
resource
win7-20241010-en -
resource tags
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submitted
17/02/2025, 02:48
General
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Target
59d2f6953f4f64f80544e6da7cb55f801f8d7691ce3cfc906114329884ad5b13N.exe
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Size
375KB
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MD5
288adaa6e61e6aef9425769bb2897bb0
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SHA1
00f3678f92fa8832509fee8d1c6a9f81ca611e05
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SHA256
59d2f6953f4f64f80544e6da7cb55f801f8d7691ce3cfc906114329884ad5b13
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SHA512
f2709b374eda9e0f81d9c90de7ea5884e7c777b125269e97c673f94e60446dcbc208b059389e88e16a2328821bd8912ff0dcb28f8938d108aafeab8347b7bf10
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SSDEEP
6144:q3EmWPDNND9yRPzLq+YXFqaZiMLic9kzVd7EAC4TSs9EiU:1mWhND9yJz+b1FcMLmp2ATTSsdU
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\59d2f6953f4f64f80544e6da7cb55f801f8d7691ce3cfc906114329884ad5b13N.exe"C:\Users\Admin\AppData\Local\Temp\59d2f6953f4f64f80544e6da7cb55f801f8d7691ce3cfc906114329884ad5b13N.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
41KB
MD566f13ebc215747b048602a0e84b4b244
SHA1759ebe41158a385f9577a2f54b54d5fe07064e60
SHA2561e4dcc38c14967861477445f58828bf274461ca95ccfc188f4b1604bae5ec60e
SHA512ecb7ca46f86bffcedbb3d2839260e4b1828dae1624a4b9f2d36cb6f968e7bd4e7c60903d30a01f3bff54203b3481f4482c0b48878442136b4190a80d168dc668
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Filesize
593B
MD5926512864979bc27cf187f1de3f57aff
SHA1acdeb9d6187932613c7fa08eaf28f0cd8116f4b5
SHA256b3e893a653ec06c05ee90f2f6e98cc052a92f6616d7cca8c416420e178dcc73f
SHA512f6f9fd3ca9305bec879cfcd38e64111a18e65e30d25c49e9f2cd546cbab9b2dcd03eca81952f6b77c0eaab20192ef7bef0d8d434f6f371811929e75f8620633b
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Filesize
375KB
MD586f0666fb6611c63f62447af081f3deb
SHA1943a4df715e78af6c3d1506bc6022e79be8eda0a
SHA25642f3990c58ea60b73ad7fb61530f0dd6c3f7d78ed9d1d32e2143527c1b40b56a
SHA51240a2ca7a267b39003ad85d1216b31d470cf89cc7e3e1b9e9e5a4ddafba66ec1a82924116204360a03f6fddc68eb590569b0d865213442142380348c9764c0eb1
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Filesize
728KB
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Filesize
728KB
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Filesize
400KB
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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
728KB
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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
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
400KB
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Filesize
728KB
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Filesize
400KB
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Filesize
400KB
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Filesize
400KB
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Filesize
400KB