Analysis
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max time kernel
146s -
max time network
151s -
platform
windows11-21h2_x64 -
resource
win11-20240611-en -
resource tags
arch:x64arch:x86image:win11-20240611-enlocale:en-usos:windows11-21h2-x64system -
submitted
03-07-2024 21:04
Static task
static1
Behavioral task
behavioral1
Sample
80de317f2f3f6db2e0dab1b9b4cd3304a9fbb9bf9ecc300334450c445a6e8583.exe
Resource
win10v2004-20240508-en
General
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Target
80de317f2f3f6db2e0dab1b9b4cd3304a9fbb9bf9ecc300334450c445a6e8583.exe
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Size
1.8MB
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MD5
175ccb16cffddf9a2e684b87464e850b
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SHA1
199136921c7cfaf2d68df193a8486a854c923f64
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SHA256
80de317f2f3f6db2e0dab1b9b4cd3304a9fbb9bf9ecc300334450c445a6e8583
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SHA512
70e5a3bafd0a4b294f2c651511e2c0b360f4665c2b8b9c0fb49b1e33b84215a2acd5c37593f82976a09c69db8271265c0f0901bab3bf05ce695ef465943814e4
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SSDEEP
49152:YC2lX/901uBKjAB4evZTo/dp81mu+G/wSkzcu7lJq:YHx/AdzevZw4aG4RcYJq
Malware Config
Extracted
amadey
4.30
4dd39d
http://77.91.77.82
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install_dir
ad40971b6b
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install_file
explorti.exe
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strings_key
a434973ad22def7137dbb5e059b7081e
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url_paths
/Hun4Ko/index.php
Extracted
stealc
jony
http://85.28.47.4
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url_path
/920475a59bac849d.php
Signatures
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Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 5 IoCs
Processes:
explorti.exeexplorti.exeBKECBAKFBG.exeexplorti.exe80de317f2f3f6db2e0dab1b9b4cd3304a9fbb9bf9ecc300334450c445a6e8583.exedescription ioc Process Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ explorti.exe Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ explorti.exe Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ BKECBAKFBG.exe Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ explorti.exe Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ 80de317f2f3f6db2e0dab1b9b4cd3304a9fbb9bf9ecc300334450c445a6e8583.exe -
Downloads MZ/PE file
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Checks BIOS information in registry 2 TTPs 10 IoCs
BIOS information is often read in order to detect sandboxing environments.
Processes:
BKECBAKFBG.exeexplorti.exe80de317f2f3f6db2e0dab1b9b4cd3304a9fbb9bf9ecc300334450c445a6e8583.exeexplorti.exeexplorti.exedescription ioc Process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion BKECBAKFBG.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion explorti.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion 80de317f2f3f6db2e0dab1b9b4cd3304a9fbb9bf9ecc300334450c445a6e8583.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion explorti.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion explorti.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion explorti.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion BKECBAKFBG.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion explorti.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion 80de317f2f3f6db2e0dab1b9b4cd3304a9fbb9bf9ecc300334450c445a6e8583.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion explorti.exe -
Executes dropped EXE 5 IoCs
Processes:
explorti.exe88f750d3f1.exeexplorti.exeBKECBAKFBG.exeexplorti.exepid Process 3516 explorti.exe 1412 88f750d3f1.exe 2476 explorti.exe 944 BKECBAKFBG.exe 3872 explorti.exe -
Identifies Wine through registry keys 2 TTPs 5 IoCs
Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.
Processes:
explorti.exe80de317f2f3f6db2e0dab1b9b4cd3304a9fbb9bf9ecc300334450c445a6e8583.exeexplorti.exeexplorti.exeBKECBAKFBG.exedescription ioc Process Key opened \REGISTRY\USER\S-1-5-21-1560405787-796225086-678739705-1000\Software\Wine explorti.exe Key opened \REGISTRY\USER\S-1-5-21-1560405787-796225086-678739705-1000\Software\Wine 80de317f2f3f6db2e0dab1b9b4cd3304a9fbb9bf9ecc300334450c445a6e8583.exe Key opened \REGISTRY\USER\S-1-5-21-1560405787-796225086-678739705-1000\Software\Wine explorti.exe Key opened \REGISTRY\USER\S-1-5-21-1560405787-796225086-678739705-1000\Software\Wine explorti.exe Key opened \REGISTRY\USER\S-1-5-21-1560405787-796225086-678739705-1000\Software\Wine BKECBAKFBG.exe -
Loads dropped DLL 2 IoCs
Processes:
88f750d3f1.exepid Process 1412 88f750d3f1.exe 1412 88f750d3f1.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 NtSetInformationThreadHideFromDebugger 8 IoCs
Processes:
80de317f2f3f6db2e0dab1b9b4cd3304a9fbb9bf9ecc300334450c445a6e8583.exeexplorti.exe88f750d3f1.exeexplorti.exeBKECBAKFBG.exeexplorti.exepid Process 2436 80de317f2f3f6db2e0dab1b9b4cd3304a9fbb9bf9ecc300334450c445a6e8583.exe 3516 explorti.exe 1412 88f750d3f1.exe 1412 88f750d3f1.exe 2476 explorti.exe 1412 88f750d3f1.exe 944 BKECBAKFBG.exe 3872 explorti.exe -
Drops file in Windows directory 1 IoCs
Processes:
80de317f2f3f6db2e0dab1b9b4cd3304a9fbb9bf9ecc300334450c445a6e8583.exedescription ioc Process File created C:\Windows\Tasks\explorti.job 80de317f2f3f6db2e0dab1b9b4cd3304a9fbb9bf9ecc300334450c445a6e8583.exe -
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.
Processes:
88f750d3f1.exedescription ioc Process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString 88f750d3f1.exe Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 88f750d3f1.exe -
Suspicious behavior: EnumeratesProcesses 14 IoCs
Processes:
80de317f2f3f6db2e0dab1b9b4cd3304a9fbb9bf9ecc300334450c445a6e8583.exeexplorti.exe88f750d3f1.exeexplorti.exeBKECBAKFBG.exeexplorti.exepid Process 2436 80de317f2f3f6db2e0dab1b9b4cd3304a9fbb9bf9ecc300334450c445a6e8583.exe 2436 80de317f2f3f6db2e0dab1b9b4cd3304a9fbb9bf9ecc300334450c445a6e8583.exe 3516 explorti.exe 3516 explorti.exe 1412 88f750d3f1.exe 1412 88f750d3f1.exe 1412 88f750d3f1.exe 1412 88f750d3f1.exe 2476 explorti.exe 2476 explorti.exe 944 BKECBAKFBG.exe 944 BKECBAKFBG.exe 3872 explorti.exe 3872 explorti.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
Processes:
80de317f2f3f6db2e0dab1b9b4cd3304a9fbb9bf9ecc300334450c445a6e8583.exepid Process 2436 80de317f2f3f6db2e0dab1b9b4cd3304a9fbb9bf9ecc300334450c445a6e8583.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
Processes:
88f750d3f1.execmd.exepid Process 1412 88f750d3f1.exe 4952 cmd.exe -
Suspicious use of WriteProcessMemory 15 IoCs
Processes:
80de317f2f3f6db2e0dab1b9b4cd3304a9fbb9bf9ecc300334450c445a6e8583.exeexplorti.exe88f750d3f1.execmd.exedescription pid Process procid_target PID 2436 wrote to memory of 3516 2436 80de317f2f3f6db2e0dab1b9b4cd3304a9fbb9bf9ecc300334450c445a6e8583.exe 81 PID 2436 wrote to memory of 3516 2436 80de317f2f3f6db2e0dab1b9b4cd3304a9fbb9bf9ecc300334450c445a6e8583.exe 81 PID 2436 wrote to memory of 3516 2436 80de317f2f3f6db2e0dab1b9b4cd3304a9fbb9bf9ecc300334450c445a6e8583.exe 81 PID 3516 wrote to memory of 1412 3516 explorti.exe 83 PID 3516 wrote to memory of 1412 3516 explorti.exe 83 PID 3516 wrote to memory of 1412 3516 explorti.exe 83 PID 1412 wrote to memory of 8 1412 88f750d3f1.exe 85 PID 1412 wrote to memory of 8 1412 88f750d3f1.exe 85 PID 1412 wrote to memory of 8 1412 88f750d3f1.exe 85 PID 1412 wrote to memory of 4952 1412 88f750d3f1.exe 87 PID 1412 wrote to memory of 4952 1412 88f750d3f1.exe 87 PID 1412 wrote to memory of 4952 1412 88f750d3f1.exe 87 PID 8 wrote to memory of 944 8 cmd.exe 89 PID 8 wrote to memory of 944 8 cmd.exe 89 PID 8 wrote to memory of 944 8 cmd.exe 89
Processes
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C:\Users\Admin\AppData\Local\Temp\80de317f2f3f6db2e0dab1b9b4cd3304a9fbb9bf9ecc300334450c445a6e8583.exe"C:\Users\Admin\AppData\Local\Temp\80de317f2f3f6db2e0dab1b9b4cd3304a9fbb9bf9ecc300334450c445a6e8583.exe"1⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Identifies Wine through registry keys
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Drops file in Windows directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:2436 -
C:\Users\Admin\AppData\Local\Temp\ad40971b6b\explorti.exe"C:\Users\Admin\AppData\Local\Temp\ad40971b6b\explorti.exe"2⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Executes dropped EXE
- Identifies Wine through registry keys
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:3516 -
C:\Users\Admin\AppData\Local\Temp\1000006001\88f750d3f1.exe"C:\Users\Admin\AppData\Local\Temp\1000006001\88f750d3f1.exe"3⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1412 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\system32\cmd.exe" /c start "" "C:\Users\Admin\AppData\Local\Temp\BKECBAKFBG.exe"4⤵
- Suspicious use of WriteProcessMemory
PID:8 -
C:\Users\Admin\AppData\Local\Temp\BKECBAKFBG.exe"C:\Users\Admin\AppData\Local\Temp\BKECBAKFBG.exe"5⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Executes dropped EXE
- Identifies Wine through registry keys
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious behavior: EnumeratesProcesses
PID:944
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\system32\cmd.exe" /c start "" "C:\Users\Admin\AppData\Local\Temp\HDGDGHCAAK.exe"4⤵
- Suspicious use of SetWindowsHookEx
PID:4952
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C:\Users\Admin\AppData\Local\Temp\ad40971b6b\explorti.exeC:\Users\Admin\AppData\Local\Temp\ad40971b6b\explorti.exe1⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Executes dropped EXE
- Identifies Wine through registry keys
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious behavior: EnumeratesProcesses
PID:2476
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C:\Users\Admin\AppData\Local\Temp\ad40971b6b\explorti.exeC:\Users\Admin\AppData\Local\Temp\ad40971b6b\explorti.exe1⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Executes dropped EXE
- Identifies Wine through registry keys
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious behavior: EnumeratesProcesses
PID:3872
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
2.0MB
MD51cc453cdf74f31e4d913ff9c10acdde2
SHA16e85eae544d6e965f15fa5c39700fa7202f3aafe
SHA256ac5c92fe6c51cfa742e475215b83b3e11a4379820043263bf50d4068686c6fa5
SHA512dd9ff4e06b00dc831439bab11c10e9b2ae864ea6e780d3835ea7468818f35439f352ef137da111efcdf2bb6465f6ca486719451bf6cf32c6a4420a56b1d64571
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Filesize
2.4MB
MD5f7f2373c7005d9978782be75bef6a1c4
SHA124523818e79c6ccc38c90de912743552e98be2be
SHA256bf5ba13df7f7549e987f77091823fd0f77ba7fd4514000e60ad9a4c28f949c13
SHA51226e4a9ba65207c91dd181c5010d051838d6172dcbfc165aa750cbe72297dde0b0c0e54b024a6cba070089f3ac5f943d67ba779ee64f78a8f37b425f274f607d8
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Filesize
1.8MB
MD5175ccb16cffddf9a2e684b87464e850b
SHA1199136921c7cfaf2d68df193a8486a854c923f64
SHA25680de317f2f3f6db2e0dab1b9b4cd3304a9fbb9bf9ecc300334450c445a6e8583
SHA51270e5a3bafd0a4b294f2c651511e2c0b360f4665c2b8b9c0fb49b1e33b84215a2acd5c37593f82976a09c69db8271265c0f0901bab3bf05ce695ef465943814e4