Analysis
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max time kernel
108s -
max time network
118s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
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submitted
26-12-2024 07:49
General
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Target
216579d2738bc0abb7b7ae41c8bdabdce1b9d096bb0ad63dc22bc435099e2573N.exe
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Size
355KB
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MD5
84d753db52a442d186bc34823d677ea0
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SHA1
f675240a60d67a5549cb4be5a7d9e174840fcd35
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SHA256
216579d2738bc0abb7b7ae41c8bdabdce1b9d096bb0ad63dc22bc435099e2573
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SHA512
90e4d8c23df3ba80ddab5fc1b9400c4c3835c77d351b01953f000b4d16d047a41fb79a1da0dab004ab73649956e6344905d0df0415bbf8b573dc115114c661e2
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SSDEEP
6144:o3EmWPDNND9yRPzLq+YXFqaZiMLic9kzVd7EAC4TSs9EiS:zmWhND9yJz+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 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\216579d2738bc0abb7b7ae41c8bdabdce1b9d096bb0ad63dc22bc435099e2573N.exe"C:\Users\Admin\AppData\Local\Temp\216579d2738bc0abb7b7ae41c8bdabdce1b9d096bb0ad63dc22bc435099e2573N.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
2KB
MD5a82dec51ef85cd129f1b3f34133742b7
SHA15dc3d554f4c487b6ce12e3f538758d4d2aad8344
SHA2568a481ce489d4e810d9984604af9cca7f5a3c6b1f6416560ad0097390b4ed9bfb
SHA5123b8a51e51c8918e7ff4b988a2c6e976b39fd444d877e93ffefe23175103ba958315579764de5b31f1e2b218bc29ee3d5be29194c0037bd68130f8dd22389a92f
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Filesize
355KB
MD52e6041c6bbb3d9d3c608f76b31fce200
SHA17a0e6d34b6d96750871490fa52947673518f4945
SHA256ba164e4ed2b635250c87b8730ffc887d965f2c2d8a71b09364d9798403cda48f
SHA5122232be2c1de23f07ebdc7233fff7be78a514e4bacb762cbc6551ac21bda7fd52a7923ff9e3a4e828a2ed5ebd5c7a8c5ea31c4db91bee1daba5ff433798a621de
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Filesize
380KB
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Filesize
672KB
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728KB
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