Analysis
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max time kernel
143s -
max time network
150s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
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submitted
09-01-2025 07:34
General
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Target
c23130031c3e6c223b036380afec02cbe7beeb8a2b220cd5f58b0bb7cedbe998.exe
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Size
217KB
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MD5
4f01076aaa3743338ba38156f7280bb7
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SHA1
0e560ba1a5615430cfe4a7e667fc03b7fbf95a76
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SHA256
c23130031c3e6c223b036380afec02cbe7beeb8a2b220cd5f58b0bb7cedbe998
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SHA512
f8b86c3930d1390cf40bcd3328a2c31dcf2e8ee0f6e36ff5a9dbb192d71d20e627628a6b14a3ab54208585aa338cfa822670e37e23f50ea9ae4293a43a79e581
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SSDEEP
6144:mrRaTyDOnlo7eM+mlkWgRXOqobzWjozm2ulYM6Y:UsTbzu1glovW4EH6Y
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\c23130031c3e6c223b036380afec02cbe7beeb8a2b220cd5f58b0bb7cedbe998.exe"C:\Users\Admin\AppData\Local\Temp\c23130031c3e6c223b036380afec02cbe7beeb8a2b220cd5f58b0bb7cedbe998.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
162B
MD54f8e702cc244ec5d4de32740c0ecbd97
SHA13adb1f02d5b6054de0046e367c1d687b6cdf7aff
SHA2569e17cb15dd75bbbd5dbb984eda674863c3b10ab72613cf8a39a00c3e11a8492a
SHA51221047fea5269fee75a2a187aa09316519e35068cb2f2f76cfaf371e5224445e9d5c98497bd76fb9608d2b73e9dac1a3f5bfadfdc4623c479d53ecf93d81d3c9f
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Filesize
593B
MD5926512864979bc27cf187f1de3f57aff
SHA1acdeb9d6187932613c7fa08eaf28f0cd8116f4b5
SHA256b3e893a653ec06c05ee90f2f6e98cc052a92f6616d7cca8c416420e178dcc73f
SHA512f6f9fd3ca9305bec879cfcd38e64111a18e65e30d25c49e9f2cd546cbab9b2dcd03eca81952f6b77c0eaab20192ef7bef0d8d434f6f371811929e75f8620633b
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Filesize
24KB
MD547704936072e933c1b450b593fd80915
SHA1c9d42b5aa83ae42056b7dafde156dbddb67f2be0
SHA2567820a7057cc1760e63d69c811fbd1a2c897efa82c07f2d8727b1f74afda9bb20
SHA51276bd93bed7c4afddfadb25d840552ba90654046d855bec21cba2a4e8e832475a31c61a027cc1accd3180899a820a1a798bea36fb83be7958878b843b8af22934
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Filesize
42KB
MD53610450a252e6cd767a8db6fa3378eba
SHA19b88c063d279b608148ce43211dd3193081a007a
SHA256912e80294dd6a96a2e0462b9b198e7c4df60c6b3f1568a142ab10eb25fa62e83
SHA512d279530aeeb17a649607b0a58405122c2a6c8c30bf19032659afcf9e00f444b36c6d659e213979891b8ad8482ac84e12b5e09ba4c79a7bb68a399068b114028f
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Filesize
217KB
MD5cd5736de5af01c6fa59597590545be60
SHA18339085f57ab8ac175bf0e49787ab5958af9d897
SHA25676ba286d5c9b2bde465a452a10ff56180b760764d6e6c94b1d291503340ac724
SHA5123fb0f7d056b51f085be17abaa91e5f7839cbd790c04fde042599f743c06b5f3563dd693e815e96a3835f2047e0fdabeef3ceceeadcd44b0f607cf4ecbd862820
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Filesize
324KB
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Filesize
1.5MB
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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
728KB
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Filesize
728KB
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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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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
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
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
728KB
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Filesize
728KB
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Filesize
728KB