Analysis
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max time kernel
114s -
max time network
118s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
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submitted
26-12-2024 16:04
General
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Target
f40561766c95def268b2976f50a8d7c5c16c705c30823091696dacf905c6c2caN.exe
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Size
212KB
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MD5
18b19d86a83a73331347ee475e3ba910
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SHA1
ce2c8f1f6bbd74c7a8adf1f17318ab9dbdd44390
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SHA256
f40561766c95def268b2976f50a8d7c5c16c705c30823091696dacf905c6c2ca
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SHA512
08259b1372e3e0086c88f6dff6fcf251fe003ac989e8ced5aa9e9e132902f16f961de59b1f71159a82922cc9a8f5c96b1ea6ad765a9028f388b8f886897a66a6
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SSDEEP
3072:MGwPsm1VrwxOsf0juzv8j4P1Hr6krr4IEhx9QZe2gO9mG9UHA30Vt3E/vDjb:MG/iVkO20SFgBhxtW9mG9+Umt3Ezjb
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\f40561766c95def268b2976f50a8d7c5c16c705c30823091696dacf905c6c2caN.exe"C:\Users\Admin\AppData\Local\Temp\f40561766c95def268b2976f50a8d7c5c16c705c30823091696dacf905c6c2caN.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
168B
MD5d57e3a550060f85d44a175139ea23021
SHA12c5cb3428a322c9709a34d04dd86fe7628f8f0a6
SHA25643edf068d34276e8ade4113d4d7207de19fc98a2ae1c07298e593edae2a8774c
SHA5120364fe6a010fce7a3f4a6344c84468c64b20fd131f3160fc649db78f1075ba52d8a1c4496e50dbe27c357e01ee52e94cdcda8f7927cba28d5f2f45b9da690063
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Filesize
593B
MD5926512864979bc27cf187f1de3f57aff
SHA1acdeb9d6187932613c7fa08eaf28f0cd8116f4b5
SHA256b3e893a653ec06c05ee90f2f6e98cc052a92f6616d7cca8c416420e178dcc73f
SHA512f6f9fd3ca9305bec879cfcd38e64111a18e65e30d25c49e9f2cd546cbab9b2dcd03eca81952f6b77c0eaab20192ef7bef0d8d434f6f371811929e75f8620633b
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Filesize
61KB
MD5b5c73a4ecff5363fbe69fc02b50a9444
SHA1dc80787be83ebc01de540b2df7c9e32620559e30
SHA256ba7b2bd5358a2dbdc55bd364be29635d96945798ca637402b28db1eb08c24ea9
SHA512bec61bbbd6bbf261826e71cb88c0fa031353338e908025d3b81f31e4462aa5fbce32298bd22751d43deac13ee7db112059a2c6b1b1f3c8103677588330d475bc
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Filesize
42KB
MD52f58d6cbe4267dfb24b17f9cb1326d02
SHA1d40edfcd06373351993f915a9e201e059092332f
SHA2568bd8369e0ad3cf107c960c7f73cd6aadcd7552ee1d5e50554184429678b1c04d
SHA512e0116d1ab0b9e667d11c9590be0341e80aa405510d103ff7ed92eab241831e57ff7b0b7a0efb4db3a0ff781ad1b13117959b7da0ec3349847c152a53309370da
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Filesize
42KB
MD52bccd4e28f6191437ef9fdbcd99b4827
SHA12500a8a1f82e25c11b2774485688fc55001cb5b3
SHA256c49b9fb6deecf47aaceb3fd2ae8a249daa4a04de0142e622f22d533249619688
SHA512b6153d350896610527af048b6b70fb2b436a9a29484ddad05bfdf62de17dd52d70b861c364bb97ea6df76e5e7b7706d685324dbd16ebca4908fa633232ef4c3b
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Filesize
212KB
MD5cd5a4a9f210e81b68f2b309a6ac31f97
SHA150957c6083e49814a0cf16c43c64b6c33c561024
SHA256acc3c5d24fb34999631604f5480c42802d019cbe9f432161238979dc06303fa8
SHA5129c1ef3a008752e770c9f2ba31bdd9e74f5a12af4777460000032d437e3966769b5eb5fdd89480a47bccbb622cad47464defbc00a9ebd8976848bfd3492342ca7
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Filesize
1.7MB
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Filesize
324KB
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Filesize
380KB
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Filesize
380KB
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Filesize
324KB
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Filesize
1.7MB
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Filesize
728KB
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Filesize
728KB
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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
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
1.7MB
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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
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
1.7MB
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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