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Analysis
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max time kernel
127s -
max time network
263s -
platform
windows10-1703_x64 -
resource
win10-20230831-en -
resource tags
arch:x64arch:x86image:win10-20230831-enlocale:en-usos:windows10-1703-x64system -
submitted
03/09/2023, 21:58
Behavioral task
behavioral1
Sample
5401590c0dd63cae68769ddba894fd5fc7f5b7bd97acb325f2d9c6c43798a27c.exe
Resource
win7-20230831-en
Behavioral task
behavioral2
Sample
5401590c0dd63cae68769ddba894fd5fc7f5b7bd97acb325f2d9c6c43798a27c.exe
Resource
win10-20230831-en
General
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Target
5401590c0dd63cae68769ddba894fd5fc7f5b7bd97acb325f2d9c6c43798a27c.exe
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Size
102KB
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MD5
03b75cb65dfc55f7594704128d3c2bad
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SHA1
860fe6106d80aca1dfbfe2e2b42464b127cc4f02
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SHA256
5401590c0dd63cae68769ddba894fd5fc7f5b7bd97acb325f2d9c6c43798a27c
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SHA512
21f66b1a7073c7c95a2fdb36cc829964e8af704cea18a420457607087f26eccfff48f6a5da4eee92a4361e32a88dc7ca77e6e7f7b7178749cb9cf10a93605155
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SSDEEP
1536:lI5Llf0xro4tjPwkqp2kzi/15ERKwAHLFGzKjhqgUZdb4JElJL4gvjMTf9L6J8vL:liZkPwbpTK8Q5Uzf4JElJvIT4uURq
Malware Config
Extracted
stealc
1313236947597216811129890812
http://45.9.74.92
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url_path
/7a03fb9d4773da33.php
Signatures
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Downloads MZ/PE file
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Loads dropped DLL 2 IoCs
pid Process 3152 5401590c0dd63cae68769ddba894fd5fc7f5b7bd97acb325f2d9c6c43798a27c.exe 3152 5401590c0dd63cae68769ddba894fd5fc7f5b7bd97acb325f2d9c6c43798a27c.exe -
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
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Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
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Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
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Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Checks processor information in registry 2 TTPs 2 IoCs
Processor information is often read in order to detect sandboxing environments.
description ioc Process Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 5401590c0dd63cae68769ddba894fd5fc7f5b7bd97acb325f2d9c6c43798a27c.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString 5401590c0dd63cae68769ddba894fd5fc7f5b7bd97acb325f2d9c6c43798a27c.exe -
Delays execution with timeout.exe 1 IoCs
pid Process 1984 timeout.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 3152 5401590c0dd63cae68769ddba894fd5fc7f5b7bd97acb325f2d9c6c43798a27c.exe 3152 5401590c0dd63cae68769ddba894fd5fc7f5b7bd97acb325f2d9c6c43798a27c.exe -
Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 3152 wrote to memory of 4556 3152 5401590c0dd63cae68769ddba894fd5fc7f5b7bd97acb325f2d9c6c43798a27c.exe 70 PID 3152 wrote to memory of 4556 3152 5401590c0dd63cae68769ddba894fd5fc7f5b7bd97acb325f2d9c6c43798a27c.exe 70 PID 3152 wrote to memory of 4556 3152 5401590c0dd63cae68769ddba894fd5fc7f5b7bd97acb325f2d9c6c43798a27c.exe 70 PID 4556 wrote to memory of 1984 4556 cmd.exe 72 PID 4556 wrote to memory of 1984 4556 cmd.exe 72 PID 4556 wrote to memory of 1984 4556 cmd.exe 72
Processes
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C:\Users\Admin\AppData\Local\Temp\5401590c0dd63cae68769ddba894fd5fc7f5b7bd97acb325f2d9c6c43798a27c.exe"C:\Users\Admin\AppData\Local\Temp\5401590c0dd63cae68769ddba894fd5fc7f5b7bd97acb325f2d9c6c43798a27c.exe"1⤵
- Loads dropped DLL
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:3152 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\system32\cmd.exe" /c timeout /t 5 & del /f /q "C:\Users\Admin\AppData\Local\Temp\5401590c0dd63cae68769ddba894fd5fc7f5b7bd97acb325f2d9c6c43798a27c.exe" & del "C:\ProgramData\*.dll"" & exit2⤵
- Suspicious use of WriteProcessMemory
PID:4556 -
C:\Windows\SysWOW64\timeout.exetimeout /t 53⤵
- Delays execution with timeout.exe
PID:1984
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
593KB
MD5c8fd9be83bc728cc04beffafc2907fe9
SHA195ab9f701e0024cedfbd312bcfe4e726744c4f2e
SHA256ba06a6ee0b15f5be5c4e67782eec8b521e36c107a329093ec400fe0404eb196a
SHA512fbb446f4a27ef510e616caad52945d6c9cc1fd063812c41947e579ec2b54df57c6dc46237ded80fca5847f38cbe1747a6c66a13e2c8c19c664a72be35eb8b040
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Filesize
593KB
MD5c8fd9be83bc728cc04beffafc2907fe9
SHA195ab9f701e0024cedfbd312bcfe4e726744c4f2e
SHA256ba06a6ee0b15f5be5c4e67782eec8b521e36c107a329093ec400fe0404eb196a
SHA512fbb446f4a27ef510e616caad52945d6c9cc1fd063812c41947e579ec2b54df57c6dc46237ded80fca5847f38cbe1747a6c66a13e2c8c19c664a72be35eb8b040
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Filesize
2.0MB
MD51cc453cdf74f31e4d913ff9c10acdde2
SHA16e85eae544d6e965f15fa5c39700fa7202f3aafe
SHA256ac5c92fe6c51cfa742e475215b83b3e11a4379820043263bf50d4068686c6fa5
SHA512dd9ff4e06b00dc831439bab11c10e9b2ae864ea6e780d3835ea7468818f35439f352ef137da111efcdf2bb6465f6ca486719451bf6cf32c6a4420a56b1d64571