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Analysis
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max time kernel
111s -
max time network
118s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
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submitted
22/01/2025, 11:16
General
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Target
5d6c77d11f5ecd9ffb7d24035d281d635293746ccf70ae77e1b9319bf99b3258N.exe
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Size
208KB
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MD5
9b85dc8c89c93305a0a327ca70a49ae0
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SHA1
093995fc8fc4b57ca218dbec9d6a52af764b527d
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SHA256
5d6c77d11f5ecd9ffb7d24035d281d635293746ccf70ae77e1b9319bf99b3258
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SHA512
e5ea0b4b659ede2143102e46bbb812755f4255daa2f6ddb0c9dc10115faafbbee4ec2610eff05128342058282b3580f9c7feaf9415324f0bbfbbaae9e4c934cd
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SSDEEP
6144:ca1oB/yvpK0JCmRcRRR8N0e2kXfCqNidkfk:cbapK0JCmRcU9vVokf
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\5d6c77d11f5ecd9ffb7d24035d281d635293746ccf70ae77e1b9319bf99b3258N.exe"C:\Users\Admin\AppData\Local\Temp\5d6c77d11f5ecd9ffb7d24035d281d635293746ccf70ae77e1b9319bf99b3258N.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
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Downloads
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Filesize
481B
MD5c75365aa5e2017ca71f70fda302a32ba
SHA1c7d599975b905189eda13f9b8540a24f963ad102
SHA25698746db6e5f1c096470429e153717ddde680e5201b7ce16d62c000bb754f14f9
SHA512e71af479432faf82d8b1c8eb015bf92bcb8df63cf4707daad50643fcf2b9489af3d076f41fc56354229d7de236e5f14cae5b830570b18e7e2a33cda5f4d93d17
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Filesize
208KB
MD5e2af0b4e0ab7cb39f32172f4ea52b70f
SHA19062c59662696a3aaff9c8773fc052e1e6c31015
SHA2567336829f7f71defbbc924cc02d21aa565b051fa6036211f91cd94b5a1eb86db8
SHA512dfec75c030967df7a028e1135c8f116b9dfdcc9b5cfc7cb029eb40478dc3480062349470fe8c2577305a4e5460768ab347a109ec33333a2902534a23c254cb2b
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Filesize
728KB
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Filesize
728KB
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Filesize
412KB
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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
412KB
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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
412KB
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Filesize
728KB
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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
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
12KB
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Filesize
380KB
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Filesize
380KB
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Filesize
12KB
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Filesize
412KB