Analysis
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max time kernel
146s -
max time network
149s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
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submitted
19-01-2025 05:01
General
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Target
91520b0ecc4a419419920f18b4ae825e75b58f5fc228224279307c0a34ca3068.exe
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Size
213KB
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MD5
67f9897e999d205250aac92530c06672
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SHA1
1d86d425d675f9235f2e075a0f4aa43a120b17b8
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SHA256
91520b0ecc4a419419920f18b4ae825e75b58f5fc228224279307c0a34ca3068
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SHA512
bea1140e3ea9a2e94408475fc953150767d02b9250e3199dc908845174d0efded8435fdc2f1768ab2565c6445466df4cd6fd9033bdb664018e2b76230f2a19d1
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SSDEEP
6144:LQfbXnEreyARNf+fIfvEEDi3EJ3FzbPotDy:sXkej+f4VDOEVdbgt
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 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 4 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\91520b0ecc4a419419920f18b4ae825e75b58f5fc228224279307c0a34ca3068.exe"C:\Users\Admin\AppData\Local\Temp\91520b0ecc4a419419920f18b4ae825e75b58f5fc228224279307c0a34ca3068.exe"1⤵
- Loads dropped DLL
- 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
593B
MD5926512864979bc27cf187f1de3f57aff
SHA1acdeb9d6187932613c7fa08eaf28f0cd8116f4b5
SHA256b3e893a653ec06c05ee90f2f6e98cc052a92f6616d7cca8c416420e178dcc73f
SHA512f6f9fd3ca9305bec879cfcd38e64111a18e65e30d25c49e9f2cd546cbab9b2dcd03eca81952f6b77c0eaab20192ef7bef0d8d434f6f371811929e75f8620633b
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Filesize
42KB
MD51da544fc8304fcd488ef13a2f279d682
SHA1a3501c17a719372283dd9d835582e1af0c6738f6
SHA256408bd26b9eaced47d85a4155df101608936a2deb5ca99ef6e737cef86cf4289a
SHA5126602af30f46c56d64d6cbbb69b765fdecf42d59cea1d7f53b9cfff4a4488d922a56e17882527dc012208836dc5e4a643e0ae7ee7d49fff667d4e884a8d2024a3
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Filesize
213KB
MD56b3a1b8dae6db39737393298f1c4af78
SHA1a39cc820dc9f36f220958adae7675b3d02f05b2b
SHA256e5c6b01a0903a0ccd91153fa14929672d851f780afa1afd48d0880e4ba175b5b
SHA5123237c2fe57b3ab2f802c45d618d9f4d8151cab0cd618760bb74938ffdf2805966b1932238cf8b3a147bda5adb57fb84cb1fc1c168d5b181a6be072f922701c6d
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Filesize
728KB
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Filesize
728KB
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Filesize
672KB
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Filesize
672KB
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Filesize
672KB
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Filesize
2.3MB
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Filesize
672KB
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Filesize
672KB
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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
2.3MB
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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
2.3MB
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Filesize
2.3MB
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Filesize
380KB
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Filesize
380KB
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Filesize
324KB
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Filesize
2.3MB
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Filesize
324KB