Analysis
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max time kernel
112s -
max time network
122s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
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submitted
13-09-2024 00:02
General
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Target
d46342bd59483cd3c4551716c4e4dd90N.exe
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Size
1.9MB
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MD5
d46342bd59483cd3c4551716c4e4dd90
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SHA1
e37935db9c76a5ef8f1df2058e22dfec6c617070
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SHA256
b5e12b545dcf49dc8aaaa108c370f32d3fe16bde32b278210e354fd61b3a2931
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SHA512
c93b3e6cfe1cd4b44f4d51766d979d0578b0e350c830fb37b65b649682880d821e009077accb67f86417a4fd8d255d549cdc7680d889dd3e06020907402af409
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SSDEEP
49152:6/+1R7/+1R7/+1Ra/+1R7/+1R7/+1Ra/+1R7/+1R7/+1RY:6/a/a/X/a/a/X/a/a/1
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\d46342bd59483cd3c4551716c4e4dd90N.exe"C:\Users\Admin\AppData\Local\Temp\d46342bd59483cd3c4551716c4e4dd90N.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
1.9MB
MD52921d6f65618e9130739645eea8789e5
SHA106090fa56eb0638617f938f9eb68caffbc1a9b8d
SHA2563cfd824be55c33fe6178340b55fd22d6e4cf26ce0b2ef29a233e498e768bf770
SHA512e8fcd99b3e8989703d62f95230ba2677e56f7d139de5d94421a91c2a81a46aa320520d058f4de7a9a4c6002f61c1fdd8372f6e7cc401997d9cd9e77451a9e5d2
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Filesize
728KB
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Filesize
728KB
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Filesize
672KB
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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
1.5MB
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Filesize
728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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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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728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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Filesize
728KB
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Filesize
324KB
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Filesize
380KB
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Filesize
380KB
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Filesize
1.5MB
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Filesize
324KB
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Filesize
1.5MB