Analysis
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max time kernel
115s -
max time network
119s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
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submitted
26-12-2024 18:37
General
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Target
45c0030c7598b720a6d6b941ffc8dde1f424eafe1541d7f5bb3da1dd5c337238.exe
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Size
355KB
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MD5
5b7300cdc561e7b82abfc09e55d59eef
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SHA1
48cb66539599cf2d93adceaf48013a2ced11ffde
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SHA256
45c0030c7598b720a6d6b941ffc8dde1f424eafe1541d7f5bb3da1dd5c337238
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SHA512
14a38757b5374a865b1988dad179047502f6babc9c1f4309f3c7290526122b59a4196562dfc65b8c05356a8e8be5b9df828a7ee797c64fecada6ce52e807a3f3
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SSDEEP
6144:o3EmWPDNND9yRPzLq+YXFqaZiMLic9kzVd7EAC4TSs9Eii:zmWhND9yJz+b1FcMLmp2ATTSsdi
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\45c0030c7598b720a6d6b941ffc8dde1f424eafe1541d7f5bb3da1dd5c337238.exe"C:\Users\Admin\AppData\Local\Temp\45c0030c7598b720a6d6b941ffc8dde1f424eafe1541d7f5bb3da1dd5c337238.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
Loading Replay Monitor...
Downloads
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Filesize
61KB
MD50ec0089c09cdcb932a614d91b18e4706
SHA17c2b8eb2ee2f0d818df7bf04dd4b161d176b6ee3
SHA25669ef4f048534eb56127804ee99ac99eee1c4bb77514bcc151c1198bc8485e5d5
SHA51207f293478eb96569e1fd60728bcb8d142c4741e6378e32f89332d8a5b9e6bc7564b52e14165fb26c9fd12eaa92b79fec5c5c70fcf313a8669f4de6295674ea0f
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Filesize
42KB
MD5f2087f4557d17f22a51e991a62daf7cc
SHA1f3909a6dbcb91ebf59158100f931e18828adf462
SHA256e642737429e8b4b26ce810ff5022b020235c15e37305472b58f94c601e5130d0
SHA512d7605e863e14f09d29c432ae0e6d4adbe0762edde94110b6b471e07b4a38b8be8fb3f9cf58c0e08f0142a73b777f6d65b522f51503112ae489c06982703258d1
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Filesize
593B
MD5926512864979bc27cf187f1de3f57aff
SHA1acdeb9d6187932613c7fa08eaf28f0cd8116f4b5
SHA256b3e893a653ec06c05ee90f2f6e98cc052a92f6616d7cca8c416420e178dcc73f
SHA512f6f9fd3ca9305bec879cfcd38e64111a18e65e30d25c49e9f2cd546cbab9b2dcd03eca81952f6b77c0eaab20192ef7bef0d8d434f6f371811929e75f8620633b
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Filesize
355KB
MD5b32eeb90b0328acaad9238ddbb98fbc3
SHA1527be6161db2fe99af7574744afdc06c2e324bed
SHA256de83e5fae8ee3b0cf2b95638c324076cce69a2172743d256d7249c21a9b46944
SHA512856f5bd0e46c018508abf9cc42491cf6936a3bdcc9f489d5a1dc2f14729fd8f6f7e4e7a1e6d82158cfcb102fcb5ba9531eb0f70d446c84497b06e840ac9b0baf
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Filesize
380KB
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Filesize
672KB
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Filesize
728KB
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728KB
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728KB
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728KB