Analysis
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max time kernel
140s -
max time network
142s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
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submitted
09-12-2024 20:50
General
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Target
37bdf8a52ba703f5477eae6cec5b387f9dc5a71464f7071ba500959f6fbca9d0.exe
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Size
208KB
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MD5
20a898ad31a23b0148ba13afddc6a6b0
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SHA1
bf3e6d54f7836c7c080d23ec15b90b3536fff35d
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SHA256
37bdf8a52ba703f5477eae6cec5b387f9dc5a71464f7071ba500959f6fbca9d0
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SHA512
a57361e59029770c5edcc0f508cfb207e8e4970514eef95f67597a6354ad74b1d92dd0be9c1d55bb725da870eed3a8f018c2af7a2916d2565f2f2a6d52a2959a
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SSDEEP
6144:qa1oB/yvpK0JCmRcRRR8N0e2kXfCqNidkfkw:qbapK0JCmRcU9vVokfD
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\37bdf8a52ba703f5477eae6cec5b387f9dc5a71464f7071ba500959f6fbca9d0.exe"C:\Users\Admin\AppData\Local\Temp\37bdf8a52ba703f5477eae6cec5b387f9dc5a71464f7071ba500959f6fbca9d0.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
593B
MD5926512864979bc27cf187f1de3f57aff
SHA1acdeb9d6187932613c7fa08eaf28f0cd8116f4b5
SHA256b3e893a653ec06c05ee90f2f6e98cc052a92f6616d7cca8c416420e178dcc73f
SHA512f6f9fd3ca9305bec879cfcd38e64111a18e65e30d25c49e9f2cd546cbab9b2dcd03eca81952f6b77c0eaab20192ef7bef0d8d434f6f371811929e75f8620633b
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Filesize
1KB
MD549abb6d74bc6f078df7114bc73b4f61c
SHA16445971b15b6323dc0dc80b77108f7c91e171f40
SHA2565bde816a7d6f10e7f619f4aa50c355c8bead7ef91fad81859202a0e93488c0c3
SHA512b96332e8e650cd3b84bdef4ebe6005a07fdb538a9f4d9ea45cc5f23c94df03e3d2afd5b08ffc07f14b00e6240029479ec5d6d6b90765df503504551719a24d72
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Filesize
24KB
MD5479b123f5fde22ffa89c8df642e285c3
SHA13eadb5bac1ddd23c86bf171b6491e6a9b4144c8a
SHA256f68ebbfbafa6b444a534b56e5c9d9b5d83ba3e61ddd593c2f05c169135eb8a1d
SHA512740fc370060b3f85d3a8bb8e63c16796cfc93ea062671a5520baaa25268cd3fe1526c46691df768ce2d5c0261e5ddf15576298cac48131b488a4e03d7f5d82ca
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Filesize
208KB
MD5574baf38e6025a3c44db9d738c84a68e
SHA117b0e13b20c5e31d0c2cd9054d42a01a72665218
SHA25618f9b5bd9d44f792b7fc65ecb862103ce547dd49a1a2401325d69f3a5ae37998
SHA512ed31a2c24ee4f407ff9cc062917de92901b4663206c63072b440cd477d4c49157fda69a9b1a0bb261db8d216a00cf424efea5d4b4c44f6e93f03e1d87e75e892
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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
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
672KB
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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
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
12KB
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Filesize
380KB
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Filesize
412KB
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Filesize
380KB
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Filesize
12KB