Analysis
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max time kernel
111s -
max time network
117s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
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submitted
22-12-2024 09:57
General
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Target
7c439a6074fca8aca9f40cc1b6feaf62d1f41f052c36fae47fbc96282638353fN.exe
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Size
218KB
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MD5
f176d67b44aceb9b1036c7f2c310e110
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SHA1
3c8761148f74849703c6c554a1a863b6e5c3e920
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SHA256
7c439a6074fca8aca9f40cc1b6feaf62d1f41f052c36fae47fbc96282638353f
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SHA512
c9518f99878a92b7c35759871129a4e612e3ed12cfb93e7125511f52bdd366963b5faab685954c5dba1ae6d7007ef331bdf0463a773dfa49ced8dcbe7b044479
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SSDEEP
3072:1vm4SZsQrNzPrl6rjGMjp39d4u8iqddCxMIJOb2o5DsBPjim6hwM2H6:51SyAJp6rjn1gOObn4b6h9h
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\7c439a6074fca8aca9f40cc1b6feaf62d1f41f052c36fae47fbc96282638353fN.exe"C:\Users\Admin\AppData\Local\Temp\7c439a6074fca8aca9f40cc1b6feaf62d1f41f052c36fae47fbc96282638353fN.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
218KB
MD5563c11f812f6ad974e5e40e3651ff12c
SHA1de18152dc53611aa7214631442300e6e19c13cd3
SHA256e447ec411c06f7201ddca4389ae4279fc2b5e96264f24abd0b800485dd804703
SHA5123024edc898005c8ecdba0e1251fea7ee0755c11fe8ded5994940a51723d9f860aef6022d6e0d0672ed47146128b604cccec1d5ff08a0e0263dc5cd5d0f787c11
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Filesize
728KB
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Filesize
728KB
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Filesize
672KB
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Filesize
1.7MB
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Filesize
728KB
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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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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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728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
1.7MB
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Filesize
728KB
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728KB
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Filesize
1.7MB
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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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728KB
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Filesize
728KB
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Filesize
380KB
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Filesize
324KB
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Filesize
380KB
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Filesize
1.7MB
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Filesize
324KB