Analysis
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max time kernel
93s -
max time network
95s -
platform
windows10-2004_x64 -
resource
win10v2004-20240709-en -
resource tags
arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system -
submitted
15-07-2024 10:14
Static task
static1
Behavioral task
behavioral1
Sample
63049e82d0c1b63bc05ab66b08c7cdf0a8c2ff4cfe3fb3fff24d87885938c134.exe
Resource
win10v2004-20240709-en
General
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Target
63049e82d0c1b63bc05ab66b08c7cdf0a8c2ff4cfe3fb3fff24d87885938c134.exe
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Size
389KB
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MD5
235d68f666e2cd5b7596988296a8c12a
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SHA1
054639ce25569c068fd850f79483c2179377b3a3
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SHA256
63049e82d0c1b63bc05ab66b08c7cdf0a8c2ff4cfe3fb3fff24d87885938c134
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SHA512
0f706f2fe5768e7159c671d7f167335409d2c6bcaeeffc830a49da60f70f5f2f21a14c232d51abe30e99924c88462ad826c49e47d5e06d1407c2e96faaab982e
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SSDEEP
6144:AlwL2ykiFkeLnCUcx/IcoN6OpMW6EmRqaV+lF38HDhFk8jbf2HQrbdF78BY2di8Z:ALiFHnC5mlUb838HDzb+Wzmi8DEO
Malware Config
Extracted
stealc
default
http://85.28.47.101
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url_path
/f3ee98d7eec07fb9.php
Signatures
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Downloads MZ/PE file
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Loads dropped DLL 2 IoCs
pid Process 4852 RegAsm.exe 4852 RegAsm.exe -
Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
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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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Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 1276 set thread context of 4852 1276 63049e82d0c1b63bc05ab66b08c7cdf0a8c2ff4cfe3fb3fff24d87885938c134.exe 86 -
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 RegAsm.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString RegAsm.exe -
Suspicious behavior: EnumeratesProcesses 4 IoCs
pid Process 4852 RegAsm.exe 4852 RegAsm.exe 4852 RegAsm.exe 4852 RegAsm.exe -
Suspicious use of WriteProcessMemory 12 IoCs
description pid Process procid_target PID 1276 wrote to memory of 5104 1276 63049e82d0c1b63bc05ab66b08c7cdf0a8c2ff4cfe3fb3fff24d87885938c134.exe 85 PID 1276 wrote to memory of 5104 1276 63049e82d0c1b63bc05ab66b08c7cdf0a8c2ff4cfe3fb3fff24d87885938c134.exe 85 PID 1276 wrote to memory of 5104 1276 63049e82d0c1b63bc05ab66b08c7cdf0a8c2ff4cfe3fb3fff24d87885938c134.exe 85 PID 1276 wrote to memory of 4852 1276 63049e82d0c1b63bc05ab66b08c7cdf0a8c2ff4cfe3fb3fff24d87885938c134.exe 86 PID 1276 wrote to memory of 4852 1276 63049e82d0c1b63bc05ab66b08c7cdf0a8c2ff4cfe3fb3fff24d87885938c134.exe 86 PID 1276 wrote to memory of 4852 1276 63049e82d0c1b63bc05ab66b08c7cdf0a8c2ff4cfe3fb3fff24d87885938c134.exe 86 PID 1276 wrote to memory of 4852 1276 63049e82d0c1b63bc05ab66b08c7cdf0a8c2ff4cfe3fb3fff24d87885938c134.exe 86 PID 1276 wrote to memory of 4852 1276 63049e82d0c1b63bc05ab66b08c7cdf0a8c2ff4cfe3fb3fff24d87885938c134.exe 86 PID 1276 wrote to memory of 4852 1276 63049e82d0c1b63bc05ab66b08c7cdf0a8c2ff4cfe3fb3fff24d87885938c134.exe 86 PID 1276 wrote to memory of 4852 1276 63049e82d0c1b63bc05ab66b08c7cdf0a8c2ff4cfe3fb3fff24d87885938c134.exe 86 PID 1276 wrote to memory of 4852 1276 63049e82d0c1b63bc05ab66b08c7cdf0a8c2ff4cfe3fb3fff24d87885938c134.exe 86 PID 1276 wrote to memory of 4852 1276 63049e82d0c1b63bc05ab66b08c7cdf0a8c2ff4cfe3fb3fff24d87885938c134.exe 86
Processes
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C:\Users\Admin\AppData\Local\Temp\63049e82d0c1b63bc05ab66b08c7cdf0a8c2ff4cfe3fb3fff24d87885938c134.exe"C:\Users\Admin\AppData\Local\Temp\63049e82d0c1b63bc05ab66b08c7cdf0a8c2ff4cfe3fb3fff24d87885938c134.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1276 -
C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"2⤵PID:5104
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C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"2⤵
- Loads dropped DLL
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
PID:4852
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
593KB
MD5c8fd9be83bc728cc04beffafc2907fe9
SHA195ab9f701e0024cedfbd312bcfe4e726744c4f2e
SHA256ba06a6ee0b15f5be5c4e67782eec8b521e36c107a329093ec400fe0404eb196a
SHA512fbb446f4a27ef510e616caad52945d6c9cc1fd063812c41947e579ec2b54df57c6dc46237ded80fca5847f38cbe1747a6c66a13e2c8c19c664a72be35eb8b040
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Filesize
2.0MB
MD51cc453cdf74f31e4d913ff9c10acdde2
SHA16e85eae544d6e965f15fa5c39700fa7202f3aafe
SHA256ac5c92fe6c51cfa742e475215b83b3e11a4379820043263bf50d4068686c6fa5
SHA512dd9ff4e06b00dc831439bab11c10e9b2ae864ea6e780d3835ea7468818f35439f352ef137da111efcdf2bb6465f6ca486719451bf6cf32c6a4420a56b1d64571