Analysis
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max time kernel
141s -
max time network
148s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
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submitted
22-01-2025 10:18
General
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Target
dd3fadf3b31865cc0a7466efcba18a87ef7b6ce1d89f10132db117f5c8fc7e1b.exe
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Size
218KB
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MD5
1e80cff4bf7e3570519bb329840ec7bb
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SHA1
5b0f4bdefff95fdaa8d9e0ac1aabb80857de1d0c
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SHA256
dd3fadf3b31865cc0a7466efcba18a87ef7b6ce1d89f10132db117f5c8fc7e1b
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SHA512
7c3e2c7197cfdf4aa1c3c0dc2719ea8883964706da020def189e9e9260eae8c006a4899fcf355200c15477394a970aebe504e03c9f9dd3291815c667684ec800
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SSDEEP
3072:Xvm4SZsQrNzPrl6rjGMjp39d4u8iqddCxMIJOb2o5DsBPjim6hwM2H6:f1SyAJp6rjn1gOObn4b6h9h
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\dd3fadf3b31865cc0a7466efcba18a87ef7b6ce1d89f10132db117f5c8fc7e1b.exe"C:\Users\Admin\AppData\Local\Temp\dd3fadf3b31865cc0a7466efcba18a87ef7b6ce1d89f10132db117f5c8fc7e1b.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
12KB
MD5caa300673c11a7627a7b6346e1a93b61
SHA17ecaf36f1e150c478b6cfc3446ec7f0c662c071a
SHA25642ae110a0ecd0d83c4f12314d42a585354b501856dc3c7b483123fcbc317f2aa
SHA512f11f1182d2fdc14b2c64e2221091e318f76c9a41824977c1a93bf2077300bba919ca4a01c80340c4c20d239ac6dbadf091f544891f0ec72df62a6cc11231faa6
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Filesize
593B
MD5926512864979bc27cf187f1de3f57aff
SHA1acdeb9d6187932613c7fa08eaf28f0cd8116f4b5
SHA256b3e893a653ec06c05ee90f2f6e98cc052a92f6616d7cca8c416420e178dcc73f
SHA512f6f9fd3ca9305bec879cfcd38e64111a18e65e30d25c49e9f2cd546cbab9b2dcd03eca81952f6b77c0eaab20192ef7bef0d8d434f6f371811929e75f8620633b
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Filesize
61KB
MD5110beb7597af0ea182a732c8564c266f
SHA195d6c208ddeb88040a0e61e21cd6a6e0f23d723e
SHA2569832f39c1c2360d7c5329e713e308e93ccde5dd9c8d81008d83f2a0bd928cf74
SHA512ecb894be5b5455c86eff0c82e10da32d24ff53a1587354168dedb9c9c26205227179e4e7250f1cf0b1e428245a03a819ee70a4a361bc6ce584878204d240f6b5
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Filesize
24KB
MD51407d5cf9de9edfc23a1b29a20e94c56
SHA162fb952b193418cf2e05201a00bf661d76d6b9a9
SHA2561b386ce33d8e8aa0618b590c5cfa9da3ee6ce7a8d8604ab6d3c5480a3eab20e5
SHA5120becbebdacd008e52d402ad57dea3916e3c162c700ba4e0c3c22be96e8778ece3b87a1dbc5b72a51711fdecffdabc93b302e9e697ff2f88689d0f9f0df99d3a0
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Filesize
481B
MD539eaa380f184319a6ed1d608ad4d77bb
SHA1b265f72447297490d74145acfba363893a9f5d4c
SHA2566cbc7df178ff67f73e6db5de23c65670fd370ce331f6ef83dceedbb98d55b79d
SHA51280d49a6497c44a17cd652ad6575aaea943165367afd17c726a9c139d77027c2d6bffd39671aa0a45a381c4f187f9da6632aa387c982413833b2f147dc1bc466e
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Filesize
218KB
MD5a38e14619b69c48b1ccfbaa80a62ac16
SHA1f8e63fe12b19726fa9a51fdff0f5d8a6564f3c94
SHA25624dbb08382807ddc33eb1008add9a20e1dcf870587285d2baddb787ebbc02cb6
SHA51279d69f6d4802acf30c0388055ef9e43ea7fe1bb01bef61c4d405e98f2deb30f27f95e73cb4699e819815cb74ae81c3af60237056f87b2c24a779aa8d22c66d6f
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Filesize
324KB
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Filesize
380KB
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Filesize
1.7MB
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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
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
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
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
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