Analysis
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max time kernel
140s -
max time network
142s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
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submitted
10-01-2025 21:30
General
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Target
25dcb56615ed28457721d23dd093b3e481ad7fe87b0a8d7719d600d933eb6d84.exe
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Size
212KB
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MD5
e3214e660e2c015f50d0a17b315253df
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SHA1
7518a2518629a0ac151a11c5dc6d6c1f5ea7548c
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SHA256
25dcb56615ed28457721d23dd093b3e481ad7fe87b0a8d7719d600d933eb6d84
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SHA512
f24f23ca7cd891545c4f668560c262cc840158f8761cb44e269e34f1dd677e0b7f9c4840a087bd1e95e4bcbd6f1ff552d8792ae83810d750f07497655a9f8a9f
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SSDEEP
6144:Yob34ERMS/H7YAVsobrVn5G4E3Hi96mbQzJWFO8Omw4GZ:HboEj/8ASWM4Ki96/zqIKGZ
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\25dcb56615ed28457721d23dd093b3e481ad7fe87b0a8d7719d600d933eb6d84.exe"C:\Users\Admin\AppData\Local\Temp\25dcb56615ed28457721d23dd093b3e481ad7fe87b0a8d7719d600d933eb6d84.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
212KB
MD545dbf5a8a53327ed4a260b0eb848cda2
SHA1deedd9e24cfef42795c319360797551cbcb03a26
SHA256e8e3b2073811614c01e3d15875557c4d70bfbd2f75f9f35b08deac38f0269a37
SHA512630eee296305ebf1dfe0639d68b33812ef768783ddd1f9a735002fe0dd1ee219fb9b169e45d54b5220253bdd55670d3419e8b6d006b9074f1db28da5cd81b0fe
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Filesize
728KB
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Filesize
728KB
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Filesize
672KB
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Filesize
1.7MB
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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
1.7MB
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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
1.7MB
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Filesize
1.7MB
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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
324KB
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Filesize
380KB
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Filesize
324KB
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Filesize
1.7MB
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Filesize
380KB
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Filesize
1.7MB