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Analysis
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max time kernel
150s -
max time network
150s -
platform
windows7_x64 -
resource
win7-20240708-en -
resource tags
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submitted
11/12/2024, 04:13
General
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Target
d228478b4a7d4be4b7722ad4b26db7b4f91c4a43b95f7ce50fe78c8de1326d1d.exe
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Size
218KB
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MD5
f2437ad30eaf2d9975445e730422d4f7
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SHA1
d4f04ab630f74943707615d701683e5f8c1292a7
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SHA256
d228478b4a7d4be4b7722ad4b26db7b4f91c4a43b95f7ce50fe78c8de1326d1d
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SHA512
137fd05dbcc2e1bfdbfb5de2fd2e95f061614115606a45a607b8b41bc79c70dc48e1bf7ded45a2bea742dc3a7dfc4675969f3f02ce0a493e1e9cd44851626f7a
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SSDEEP
3072:Yvm4SZsQrNzPrl6rjGMjp39d4u8iqddCxMIJOb2o5DsBPjim6hwM2H6:W1SyAJp6rjn1gOObn4b6h9h
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 2 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 4 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\d228478b4a7d4be4b7722ad4b26db7b4f91c4a43b95f7ce50fe78c8de1326d1d.exe"C:\Users\Admin\AppData\Local\Temp\d228478b4a7d4be4b7722ad4b26db7b4f91c4a43b95f7ce50fe78c8de1326d1d.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
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Downloads
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Filesize
593B
MD5926512864979bc27cf187f1de3f57aff
SHA1acdeb9d6187932613c7fa08eaf28f0cd8116f4b5
SHA256b3e893a653ec06c05ee90f2f6e98cc052a92f6616d7cca8c416420e178dcc73f
SHA512f6f9fd3ca9305bec879cfcd38e64111a18e65e30d25c49e9f2cd546cbab9b2dcd03eca81952f6b77c0eaab20192ef7bef0d8d434f6f371811929e75f8620633b
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Filesize
1KB
MD5bdba1841b87b6c57f463cb47990eea8f
SHA1a164beb80aa864dba7ff48a82612f392e0cfa3a9
SHA25676f5c241eed3ef6552fdcd9b5bfd79f22d463fbdac7f894572846b1f012c8cfd
SHA512a0525ce726949741cf9e1d4ce26086b08171d20214b4b318d8366a072f786066e6475df5f09e997f5edac13aecba8f140c134947a57c07eb445ad6a3bd06bfa7
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Filesize
24KB
MD561f372aa5ac6c28832383febd57ed5d2
SHA18abfdd5256e9c4c60eb5f1bafdac9d3d2d544b78
SHA2564bcb20aa42ef60ccb58848756eb1cc0fc4f6d56f6460c2833c8bb820d7149dc3
SHA51269b7e53f36a18e45995bb48cf1fa02ccb090519e0c7388826234ab0f2101e736fdeacb5bf5978c5a7457ec5e646e87755285f837dea923aa032c81746515eda7
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Filesize
42KB
MD57664d5797d9056a47ad5aa42e1974e74
SHA10e79729aa5f45327c6224c5a1e591ab2e775d132
SHA256293e9256cc3429b62e8882e67e21ec49d99086ef2cb6c0e8267e4ea89e356460
SHA5124dc03954b9866c1c474f0651588ded112788352aca413d32ddc846524c222caa8d8998adb58cfa64a9bbfa8b8da5e20af1e5873bc814a85ab577022627600f90
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Filesize
218KB
MD56cec76bda058862bc74ded34e7a5a00e
SHA152a3e9a8fc93deb4abbc99cb38078a0cb6b8092c
SHA256f1e776cce3acf70556556847bc1dc9d477eb0df9c994654c8f3a6333715f9a66
SHA5128b25e9a3a305fe6b1daf461ea99bf476e767c06304e4af89f0b72c82381ba5d46d2fe8e4bc321c75b684e0ebcf2fe8527fd237840d3dbfeb64a651ee3d9b4479
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Filesize
324KB
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Filesize
380KB
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Filesize
1.7MB
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Filesize
380KB
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Filesize
324KB
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Filesize
728KB
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Filesize
728KB
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Filesize
672KB
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Filesize
672KB
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Filesize
672KB
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Filesize
1.7MB
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Filesize
672KB
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Filesize
672KB
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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
1.7MB
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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
1.7MB
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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