Analysis
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max time kernel
116s -
max time network
119s -
platform
windows10-2004_x64 -
resource
win10v2004-20250129-en -
resource tags
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submitted
05/02/2025, 12:20
General
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Target
52386058bce3aa0b96e321695fb3043b4ec619450ddb728ae710a3247bd4c790.exe
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Size
213KB
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MD5
a5d8cccf4a84480655fae1a6827687e4
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SHA1
dab5ed9f4dc07a37ebb2bd9fa1743c7e3d74a22f
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SHA256
52386058bce3aa0b96e321695fb3043b4ec619450ddb728ae710a3247bd4c790
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SHA512
4f082d265ada7520b8ebb8d4b14f0d9c29d701878b2d247e4baa509668a9fc172b876a2b7ba94dc609cd0c0d0f28716b30c704d568ad368543af6c35e26b49e8
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SSDEEP
6144:kQfbXnEreyARNf+fIfvEEDi3EJ3FzbPotDy+:zXkej+f4VDOEVdbgtN
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\52386058bce3aa0b96e321695fb3043b4ec619450ddb728ae710a3247bd4c790.exe"C:\Users\Admin\AppData\Local\Temp\52386058bce3aa0b96e321695fb3043b4ec619450ddb728ae710a3247bd4c790.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
42KB
MD501a8011e164a486ecb0f7965d63c592a
SHA127caa329be61fb881f71364319594692e10d1049
SHA2562ec6f397ce145526a8d8b516739d2bea4148d36b113eee00df40ce20447387d1
SHA512949c7f593bce8f1b5f59afa015d6459805b8d75efd69d80a658dbb7800588ed988634afeb82b8a9ec29d0477819fbf6b3020f0fdb1d5354574c835290d519c49
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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
MD5ceded482f67035a43c91584ce8746c5d
SHA10034fe068d367ccf459070a3832d0719e7aed0ca
SHA2563b949bfbcf72dc31ad2e7c1e971ad7dcf7770fdf024faee06c66976756319f71
SHA512712d48fdf748a2dff1a65718d6bd2829bd23ff7728a0d5381e73d0a85cddbc41be83ad5cec5c869abbcdf1df1bd1cd685b7aae03306cf00f9bfac697084c76bf
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Filesize
42KB
MD5b7bd65789f8c030bb75cf5c05465d808
SHA1831743adcc5aeccb052b9d1c378a8739f722ee3e
SHA2561d7e0f5f14a604cb80a7fd0d66b9df4d7b4f6179b571129eb6fc2def62defee5
SHA512ae0097c50c6228cb8fe94f7d4d051c4670f82d2bd64a5bdb9619e7620a710c6401731e0047e630d12ea3557f80f83b35d3aec3de8c4d1ac0452c6c99c7c96c46
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Filesize
213KB
MD584d6398cebe9898da8d74be11f2c1ae3
SHA183c2fb547132f72e10e1c95d7e85a474877d38f8
SHA256ea7b30851465e8bbfcb9e67e2e52e94c061d4f6d6d59a27951dad572934f51cd
SHA51214a4003a79f331ad738fd3e3a8605f4e5f0ebb03ef83348584ff18e20012a025c3e709d46dc5411871a74880de22a94fa9ae681a7195fa665a897df4c6e13654
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Filesize
2.3MB
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Filesize
2.3MB
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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
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
2.3MB
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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
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
672KB
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Filesize
2.3MB
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Filesize
2.3MB
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Filesize
2.3MB
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Filesize
728KB
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Filesize
728KB