Analysis
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max time kernel
111s -
max time network
124s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
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submitted
31-12-2024 20:50
General
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Target
7782f8ba4445a38fd5a235e803bcd7bad64dd144a91fb05c21e2e3183c13420c.exe
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Size
204KB
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MD5
3264405ed24584c06875868107491fce
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SHA1
53a6940966e4818249cc5c548e7a5f295522e830
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SHA256
7782f8ba4445a38fd5a235e803bcd7bad64dd144a91fb05c21e2e3183c13420c
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SHA512
5bc3780438a60736fca0eaf2e265749bc0d3d7cd172b00fbf21bf3563a89a23ba53efc583a35cf15dd43c2c2c5d00c3b53dbc431fc94d0d08ab04dcc76606538
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SSDEEP
3072:P5u7yT4TVbkuRaX1w71jnRkCoyJTarYWbV+HOFxg+z1WxJsqWkoyjOowUVl/TlAg:PLexkuRaX41xoyJV65gzyZko+uc5
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\7782f8ba4445a38fd5a235e803bcd7bad64dd144a91fb05c21e2e3183c13420c.exe"C:\Users\Admin\AppData\Local\Temp\7782f8ba4445a38fd5a235e803bcd7bad64dd144a91fb05c21e2e3183c13420c.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
204KB
MD5e125c3bdbe6915c7915c1f8416f5fdc1
SHA12a03e3912dd61a8daa335dac4729c53c4fe38359
SHA25670daa46ac3c6c4a1633f6bd6625ea5ba4892ac3122d0d7d872712a56f5ecfcc6
SHA512005619a6763738ca3626b66effed9837c7f21cc391a89e041b459d6fe6169f62d154a6b8ae400e3a60daef2b1415d1f67ef4e7fff7ed3f61418f6b260c5b82db
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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
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
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
324KB
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Filesize
324KB
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Filesize
380KB
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Filesize
1.5MB
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Filesize
380KB
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Filesize
1.5MB