Analysis
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max time kernel
150s -
max time network
151s -
platform
windows7_x64 -
resource
win7-20240708-en -
resource tags
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submitted
19/11/2024, 21:30
General
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Target
2b9ae335343202fce88a1f8875b2875afb9e7869a4439bf5db595147aa7b7118.exe
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Size
208KB
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MD5
76c10dc09f0ba94545e97f55ab15dd1e
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SHA1
31ec25b0a902ef3ac1d77051b7aa25fa3383fa62
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SHA256
2b9ae335343202fce88a1f8875b2875afb9e7869a4439bf5db595147aa7b7118
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SHA512
9a5b9c14e628049987d0159e336540c9c72229974c5d1b8c09fb6773866d72f25dda23185e33872920c71ebac2e9224423832316c68e25c686564f07898754af
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SSDEEP
6144:4a1oB/yvpK0JCmRcRRR8N0e2kXfCqNidkfkw:4bapK0JCmRcU9vVokfj
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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Loads dropped DLL 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 7 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\2b9ae335343202fce88a1f8875b2875afb9e7869a4439bf5db595147aa7b7118.exe"C:\Users\Admin\AppData\Local\Temp\2b9ae335343202fce88a1f8875b2875afb9e7869a4439bf5db595147aa7b7118.exe"1⤵
- Loads dropped DLL
- 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
593B
MD5926512864979bc27cf187f1de3f57aff
SHA1acdeb9d6187932613c7fa08eaf28f0cd8116f4b5
SHA256b3e893a653ec06c05ee90f2f6e98cc052a92f6616d7cca8c416420e178dcc73f
SHA512f6f9fd3ca9305bec879cfcd38e64111a18e65e30d25c49e9f2cd546cbab9b2dcd03eca81952f6b77c0eaab20192ef7bef0d8d434f6f371811929e75f8620633b
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Filesize
1KB
MD57a0cd38ad8a5a53805b630a459619619
SHA1a8c2f5c4cd98c6f2607127b4e830af6864ff3c48
SHA256c20460d5ed6ea3193315cf339adccb4d1cd3ac44c933fb4c5bc68c2822decb9c
SHA5125a62a445f4e3f4624b15d33ed880e51339b124349029cf30b9a118ddd616146402062fb9eb172c8677fa8b1740800f9b8618dc136a97e7428f015f1bf0714276
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Filesize
208KB
MD598d9a38327b1abe78181c25ca6263ad8
SHA100d2a2737099d3bbc982840c73b9118b646d6f92
SHA256aaacff4988920027275c9efb9bf9b1f70c067c23d8c58603b412b24c1bbd6a75
SHA512e6a5a1c70eafeb1aa39195414a80c2da0d637ee6837392aa92436da044f12018c234e9e60a1436e3e8204bfd8a5d0d184bc4030103a484f8041d34c98727cfb0
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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
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Filesize
412KB
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Filesize
412KB
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Filesize
672KB
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Filesize
672KB
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Filesize
412KB
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Filesize
672KB
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Filesize
672KB
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672KB
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Filesize
672KB
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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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Filesize
728KB