Analysis
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max time kernel
119s -
max time network
121s -
platform
windows7_x64 -
resource
win7-20240729-en -
resource tags
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submitted
04-12-2024 05:04
General
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Target
71a5812ed933a23fe9e8f7ce2862ebe4d63d58c05019e1df4482b478dfab74f6.exe
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Size
205KB
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MD5
92bed573d503db2f6b3b00a731cb3587
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SHA1
aa15e56f595832384783263255245734b281e483
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SHA256
71a5812ed933a23fe9e8f7ce2862ebe4d63d58c05019e1df4482b478dfab74f6
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SHA512
30274eadd2ca68e3400607011838bcd4a297bbc9672e7fa4f98743edfe39717f939cda2e65170a5d1c12daced8afd312987b04c0426de5f3964a8a5b9afac43f
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SSDEEP
3072:T7VD4DUHnNZkfOP6sfIOpJ9C3hPlGxt1UhRkgyankTIzfwAYzWcXCyqT36zhRRKm:9zHnMLm5GNGxHUhtnkdpHqTKzhh8W
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 Program Files directory 34 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 1 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\71a5812ed933a23fe9e8f7ce2862ebe4d63d58c05019e1df4482b478dfab74f6.exe"C:\Users\Admin\AppData\Local\Temp\71a5812ed933a23fe9e8f7ce2862ebe4d63d58c05019e1df4482b478dfab74f6.exe"1⤵
- Loads dropped DLL
- Modifies WinLogon
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- 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
- Drops file in Program Files directory
- 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
24KB
MD567c5d5b8e44cea8730952d589f3acd7a
SHA12e6150a5d39f48c8e2677303ebb77fe2032fea82
SHA256f6a52a12166d2a540f7866584c6b0bcc3398ca6e37959973a066f3129a361e7b
SHA5128617f64bf8d5ebfb0def4c2812458fb565dfc9b50f144dc5d05ff663cd47a872c4a21bcc0493c250127d7e5857ff58475860597cb01cce81251528d403062621
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Filesize
1KB
MD5f9bdfec3bab7b826ae2171ecb53a6932
SHA1dec15f4b149c4bdf7e127a85e6b341a918cb8d6d
SHA256d53bd163dfeda4c7539499636738dbbcd8adf2f1242b217b293f70b54778ae1f
SHA512c2eefc2286ea5588a0f168d35088fdbeca2f436e1899a41e11824a6c8ae8872c77d987ede46c1192fb65c783440f409d049aeb74dc6a96373241d1f33f927126
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Filesize
114B
MD5bfde1e9e9c32c1681a16139450c6909d
SHA17e669b927e6a75a10a0ca29e38e58ddcb49b725e
SHA256e0d020ba1cb6506cee234903a44c747ee0cfa7e2d1e60029e4cd8de9a431512a
SHA512781fd54f155442dd34f9919b3cd063ee399db411bbfe15f2bdc43d3ab8ac2d04e1011b2c99fab42bebf7b903a94e09aaaef71b7a465d2d04b417f6dad8e8e396
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Filesize
593B
MD5926512864979bc27cf187f1de3f57aff
SHA1acdeb9d6187932613c7fa08eaf28f0cd8116f4b5
SHA256b3e893a653ec06c05ee90f2f6e98cc052a92f6616d7cca8c416420e178dcc73f
SHA512f6f9fd3ca9305bec879cfcd38e64111a18e65e30d25c49e9f2cd546cbab9b2dcd03eca81952f6b77c0eaab20192ef7bef0d8d434f6f371811929e75f8620633b
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Filesize
1KB
MD55efae20672bfb3885112dfde6d61a383
SHA1d3fee8c546f15fc6b5e3f5d9845b923dd32db3b8
SHA25628862ec4088ba1a49781d03adc1255f2f27fd213fe6068894d21bd1a4ea46163
SHA5123458aba8f7dc0ef0ff1a2ceed03e9acc820094e5a8fc7f08be4115e87a2e1035f135a5b1e4a9d9f2d32eb49a5ed99f93de86bdf7203f4ce14719cdd357ed2968
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Filesize
205KB
MD5b17f4ef6ef61d282ffc525663286a75e
SHA18a7fc60d169180f39ed9f0bb0ab9fe33e0480f5d
SHA256229ca952a957974089fb0e63eab5f55f8bd92b91906093c52e750d7b7ba7382f
SHA512806308a32a1259a45c100782411c218680f21448fb8842a6ae753835f6c3433f3656ce146b53635d55c02edd448ea002899a75d63e75d1ddab615d4ef4b763d2
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Filesize
316KB
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Filesize
552KB
-
Filesize
368KB
-
Filesize
368KB
-
Filesize
316KB
-
Filesize
552KB
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
656KB
-
Filesize
656KB
-
Filesize
656KB
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
656KB
-
Filesize
656KB
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
552KB
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
656KB
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
552KB
-
Filesize
552KB
-
Filesize
552KB