Analysis
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max time kernel
113s -
max time network
120s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
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submitted
14/09/2024, 23:40
General
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Target
7a96f81dfe428673956395a4c74208b0N.exe
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Size
355KB
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MD5
7a96f81dfe428673956395a4c74208b0
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SHA1
cebbb70dc25449279c6883e7d885a7abd4081823
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SHA256
1b6ca789f87acd2387e42c496f7cc14ab8a04733e0ae48a6dd31e04abc579ada
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SHA512
07138c67c57217ae6dde51d1a06bb6cee636ceae43c5be43f1a7581ce09c61fba487a9d91d2cfe7769c606b2a7fa66094156918ca8c310e3f7c15a97dc3127c6
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SSDEEP
6144:43EmWPDNND9yRPzLq+YXFqaZiMLic9kzVd7EAC4TSs9EiS:DmWhND9yJz+b1FcMLmp2ATTSsdS
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
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\7a96f81dfe428673956395a4c74208b0N.exe"C:\Users\Admin\AppData\Local\Temp\7a96f81dfe428673956395a4c74208b0N.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
355KB
MD51c304110b3324e5ca852a0aad6bdc7a9
SHA12bccd41d7fb39a9c8bcc1139c6e4527c5e35939c
SHA256a54572df136d06f252c2a96a2914e6489ebabf463235b1bf5449faa94b9a0909
SHA5124f068a0bff63a1d75c38eac8eb431a0c2d0288c77912422f9e91935c5afabdd6865d9cfb320c1666ceff9c9db652b4953400e94837240eae4ebebfa381a6598d
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Filesize
380KB
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Filesize
672KB
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