Analysis
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max time kernel
111s -
max time network
117s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
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submitted
18-12-2024 07:31
General
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Target
7c35c01fbe8735fa4e7955117e62f741438542d3cb9bebe9bc04868bcfef823cN.exe
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Size
204KB
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MD5
72b03caaff7cd5c8dad94a3283646ab0
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SHA1
2ca3e7517eede777a249a681d53af6ab53936e78
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SHA256
7c35c01fbe8735fa4e7955117e62f741438542d3cb9bebe9bc04868bcfef823c
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SHA512
2da3b9f55d28fccb6bf10184dcc62d80ed2513b28276caf28eeed875f540106b41bf0e364ab4775ac416ba7a716e3cacc4fa6135ef7b61be67086a2d02fb33c6
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SSDEEP
3072:U5u7yT4TVbkuRaX1w71jnRkCoyJTarYWbV+HOFxg+z1WxJsqWkoyjOowUVl/TlA4:ULexkuRaX41xoyJV65gzyZko+uch
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\7c35c01fbe8735fa4e7955117e62f741438542d3cb9bebe9bc04868bcfef823cN.exe"C:\Users\Admin\AppData\Local\Temp\7c35c01fbe8735fa4e7955117e62f741438542d3cb9bebe9bc04868bcfef823cN.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
162B
MD54f8e702cc244ec5d4de32740c0ecbd97
SHA13adb1f02d5b6054de0046e367c1d687b6cdf7aff
SHA2569e17cb15dd75bbbd5dbb984eda674863c3b10ab72613cf8a39a00c3e11a8492a
SHA51221047fea5269fee75a2a187aa09316519e35068cb2f2f76cfaf371e5224445e9d5c98497bd76fb9608d2b73e9dac1a3f5bfadfdc4623c479d53ecf93d81d3c9f
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Filesize
1KB
MD54043588943e2c3885b204f5d36346783
SHA131b865ff8907e1fcaad5b9202b074b47ca80f542
SHA2564cbc5ebae5d26c5338d1e5f5e2dfa0ddbfa2c67f0b0b90131a1cee44587f4878
SHA512b5f3ccfd1121ee0fefbe05a0a5f7149dc917fb34e12fa2394ee477e2eae68a6a9d6c3ab685ad16f8971ccfea8feed2d71f9012fe9a692e068fa89d4876f9cae2
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Filesize
593B
MD53b03d93d3487806337b5c6443ce7a62d
SHA193a7a790bb6348606cbdaf5daeaaf4ea8cf731d0
SHA2567392749832c70fcfc2d440d7afc2f880000dd564930d95d634eb1199fa15de30
SHA512770977beaeedafc5c98d0c32edc8c6c850f05e9f363bc9997fa73991646b02e5d40ceed0017b06caeab0db86423844bc4b0a9f0df2d8239230e423a7bfbd4a88
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Filesize
593B
MD5926512864979bc27cf187f1de3f57aff
SHA1acdeb9d6187932613c7fa08eaf28f0cd8116f4b5
SHA256b3e893a653ec06c05ee90f2f6e98cc052a92f6616d7cca8c416420e178dcc73f
SHA512f6f9fd3ca9305bec879cfcd38e64111a18e65e30d25c49e9f2cd546cbab9b2dcd03eca81952f6b77c0eaab20192ef7bef0d8d434f6f371811929e75f8620633b
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Filesize
61KB
MD572ecb1476d406f49fd7c81fb8f95f70a
SHA12a11255d99ea32322add3e7bdd6a70bfff0c8395
SHA256b8d856781f2c0d21e02516d20454141d2fa9ba201065fae7345ea9d07450bd08
SHA512ae5ddd68cfa5c4b9da1a77f6c1d77c90b5061710e605a118b0210f6ce55d58941683c30f834cdf3bc9b5d1faf6d3a546b68b9757bb4896120c5f6061b93fa92f
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Filesize
24KB
MD50b34dbe583246f97bb25976498dca791
SHA18bdd3fb478e4e85315636a93a72b26074eb1c2b7
SHA2568e669af8ba64a3f6d280da88b99271fbee3b8cb53bbabc6b323a2cb23cb29958
SHA5123024a389d52cb54ede6179d8f3e338c982b684b44fd46ffe1faf5a6c628e0b204607548246db8536300048001bd7af75dec8f33eeff4c967d2fba203188a273a
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Filesize
204KB
MD5f80bf570b65f18db12a821a407d0ba0e
SHA17738763279c192af3e2da1920c31e23f0df811fc
SHA2560b3fa8450d3055d3acef9014843ea5e81bc863f3b0bc22ad51b83ae8a730efde
SHA5128691f0de227b0a677865936d757f0938cba1c04109a3ccb2dc9a51832a2aa7ff72ff1644f5e3ca2b5bcc510efcab1edf707a8648af852fc3312c4118bc82432f
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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
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
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
728KB
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Filesize
728KB
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Filesize
1.5MB
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Filesize
672KB
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Filesize
1.5MB
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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
1.5MB