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Analysis
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max time kernel
30s -
max time network
33s -
platform
windows7_x64 -
resource
win7-20230220-en -
resource tags
arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system -
submitted
02/06/2023, 01:24
Static task
static1
Behavioral task
behavioral1
Sample
424da66262521997e7c0e25473dc47cd.exe
Resource
win7-20230220-en
General
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Target
424da66262521997e7c0e25473dc47cd.exe
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Size
241KB
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MD5
424da66262521997e7c0e25473dc47cd
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SHA1
a36280281ef8b413094cf210e15cef202e33a8cd
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SHA256
02c7045ceba40c4162507a22acffe17050e59af9afc0df57f5bca99c798c14fb
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SHA512
208861454a1553ea8d57ad26fa6d34eb99541aa17c135353baac57848baf61be0344dfdb9b5e9fa7801394b11f79ca3658bdfb708ed09fa976787fae161a722e
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SSDEEP
6144:nqTwsCf61IKYjsDO1GYldohrSrN1p2FOC+7D3B:nNh61JMs6Y42rSvpb
Malware Config
Extracted
stealc
http://publisherget.top/410b5129171f10ea.php
Signatures
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Downloads MZ/PE file
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Deletes itself 1 IoCs
pid Process 1620 cmd.exe -
Loads dropped DLL 2 IoCs
pid Process 1364 424da66262521997e7c0e25473dc47cd.exe 1364 424da66262521997e7c0e25473dc47cd.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 424da66262521997e7c0e25473dc47cd.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString 424da66262521997e7c0e25473dc47cd.exe -
Delays execution with timeout.exe 1 IoCs
pid Process 1984 timeout.exe -
Suspicious behavior: EnumeratesProcesses 1 IoCs
pid Process 1364 424da66262521997e7c0e25473dc47cd.exe -
Suspicious use of WriteProcessMemory 8 IoCs
description pid Process procid_target PID 1364 wrote to memory of 1620 1364 424da66262521997e7c0e25473dc47cd.exe 30 PID 1364 wrote to memory of 1620 1364 424da66262521997e7c0e25473dc47cd.exe 30 PID 1364 wrote to memory of 1620 1364 424da66262521997e7c0e25473dc47cd.exe 30 PID 1364 wrote to memory of 1620 1364 424da66262521997e7c0e25473dc47cd.exe 30 PID 1620 wrote to memory of 1984 1620 cmd.exe 32 PID 1620 wrote to memory of 1984 1620 cmd.exe 32 PID 1620 wrote to memory of 1984 1620 cmd.exe 32 PID 1620 wrote to memory of 1984 1620 cmd.exe 32
Processes
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C:\Users\Admin\AppData\Local\Temp\424da66262521997e7c0e25473dc47cd.exe"C:\Users\Admin\AppData\Local\Temp\424da66262521997e7c0e25473dc47cd.exe"1⤵
- Loads dropped DLL
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1364 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\system32\cmd.exe" /c timeout /t 5 & del /f /q "C:\Users\Admin\AppData\Local\Temp\424da66262521997e7c0e25473dc47cd.exe" & del "C:\ProgramData\*.dll"" & exit2⤵
- Deletes itself
- Suspicious use of WriteProcessMemory
PID:1620 -
C:\Windows\SysWOW64\timeout.exetimeout /t 53⤵
- Delays execution with timeout.exe
PID:1984
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
593KB
MD5c8fd9be83bc728cc04beffafc2907fe9
SHA195ab9f701e0024cedfbd312bcfe4e726744c4f2e
SHA256ba06a6ee0b15f5be5c4e67782eec8b521e36c107a329093ec400fe0404eb196a
SHA512fbb446f4a27ef510e616caad52945d6c9cc1fd063812c41947e579ec2b54df57c6dc46237ded80fca5847f38cbe1747a6c66a13e2c8c19c664a72be35eb8b040
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Filesize
2.0MB
MD51cc453cdf74f31e4d913ff9c10acdde2
SHA16e85eae544d6e965f15fa5c39700fa7202f3aafe
SHA256ac5c92fe6c51cfa742e475215b83b3e11a4379820043263bf50d4068686c6fa5
SHA512dd9ff4e06b00dc831439bab11c10e9b2ae864ea6e780d3835ea7468818f35439f352ef137da111efcdf2bb6465f6ca486719451bf6cf32c6a4420a56b1d64571