Analysis
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max time kernel
146s -
max time network
149s -
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 11:07
Static task
static1
Behavioral task
behavioral1
Sample
1721005326a495d40f67f96882334ac18f10008287986e5511ba9dd681f189b0.exe
Resource
win10v2004-20240611-en
General
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Target
1721005326a495d40f67f96882334ac18f10008287986e5511ba9dd681f189b0.exe
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Size
2.4MB
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MD5
d7fd8f9fd59b2a5ad6a6c390ae69a197
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SHA1
9e4302b57b3cfcde37727cd0620540e9b9681382
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SHA256
1721005326a495d40f67f96882334ac18f10008287986e5511ba9dd681f189b0
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SHA512
0582114f94e55ac3c2664b88791093085284efe70c472b6b6a02064d1f0ac7ff2198c19b7042a692c32193b363aacb9058b0a44df46f07e517b1c4cbf2f14ac1
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SSDEEP
49152:t7ofY6S/hsTW3Ti1ZKGWBHriecH4POavET7qRyPMIewnNzd0IyywSCAyD+YfPw:VofPS/yNZKGWBDcHgcJPMQNzd0f2CAy
Malware Config
Extracted
stealc
jony
http://85.28.47.4
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url_path
/920475a59bac849d.php
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
Signatures
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Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 4 IoCs
Processes:
explorti.exeexplorti.exeexplorti.exeBKJJEBKKEH.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__ explorti.exe Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ BKJJEBKKEH.exe -
Downloads MZ/PE file
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Checks BIOS information in registry 2 TTPs 8 IoCs
BIOS information is often read in order to detect sandboxing environments.
Processes:
explorti.exeexplorti.exeBKJJEBKKEH.exeexplorti.exedescription ioc Process 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 BKJJEBKKEH.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion BKJJEBKKEH.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 explorti.exe -
Executes dropped EXE 5 IoCs
Processes:
BKJJEBKKEH.exeexplorti.exef66e459c26.exeexplorti.exeexplorti.exepid Process 3448 BKJJEBKKEH.exe 2820 explorti.exe 5020 f66e459c26.exe 4276 explorti.exe 3888 explorti.exe -
Identifies Wine through registry keys 2 TTPs 4 IoCs
Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.
Processes:
BKJJEBKKEH.exeexplorti.exeexplorti.exeexplorti.exedescription ioc Process Key opened \REGISTRY\USER\S-1-5-21-1560405787-796225086-678739705-1000\Software\Wine BKJJEBKKEH.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 explorti.exe -
Loads dropped DLL 2 IoCs
Processes:
1721005326a495d40f67f96882334ac18f10008287986e5511ba9dd681f189b0.exepid Process 244 1721005326a495d40f67f96882334ac18f10008287986e5511ba9dd681f189b0.exe 244 1721005326a495d40f67f96882334ac18f10008287986e5511ba9dd681f189b0.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 7 IoCs
Processes:
1721005326a495d40f67f96882334ac18f10008287986e5511ba9dd681f189b0.exeBKJJEBKKEH.exeexplorti.exef66e459c26.exeexplorti.exeexplorti.exepid Process 244 1721005326a495d40f67f96882334ac18f10008287986e5511ba9dd681f189b0.exe 244 1721005326a495d40f67f96882334ac18f10008287986e5511ba9dd681f189b0.exe 3448 BKJJEBKKEH.exe 2820 explorti.exe 5020 f66e459c26.exe 4276 explorti.exe 3888 explorti.exe -
Drops file in Windows directory 1 IoCs
Processes:
BKJJEBKKEH.exedescription ioc Process File created C:\Windows\Tasks\explorti.job BKJJEBKKEH.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:
1721005326a495d40f67f96882334ac18f10008287986e5511ba9dd681f189b0.exedescription ioc Process Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 1721005326a495d40f67f96882334ac18f10008287986e5511ba9dd681f189b0.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString 1721005326a495d40f67f96882334ac18f10008287986e5511ba9dd681f189b0.exe -
Suspicious behavior: EnumeratesProcesses 12 IoCs
Processes:
1721005326a495d40f67f96882334ac18f10008287986e5511ba9dd681f189b0.exeBKJJEBKKEH.exeexplorti.exeexplorti.exeexplorti.exepid Process 244 1721005326a495d40f67f96882334ac18f10008287986e5511ba9dd681f189b0.exe 244 1721005326a495d40f67f96882334ac18f10008287986e5511ba9dd681f189b0.exe 244 1721005326a495d40f67f96882334ac18f10008287986e5511ba9dd681f189b0.exe 244 1721005326a495d40f67f96882334ac18f10008287986e5511ba9dd681f189b0.exe 3448 BKJJEBKKEH.exe 3448 BKJJEBKKEH.exe 2820 explorti.exe 2820 explorti.exe 4276 explorti.exe 4276 explorti.exe 3888 explorti.exe 3888 explorti.exe -
Suspicious use of SetWindowsHookEx 3 IoCs
Processes:
1721005326a495d40f67f96882334ac18f10008287986e5511ba9dd681f189b0.execmd.exef66e459c26.exepid Process 244 1721005326a495d40f67f96882334ac18f10008287986e5511ba9dd681f189b0.exe 4108 cmd.exe 5020 f66e459c26.exe -
Suspicious use of WriteProcessMemory 15 IoCs
Processes:
1721005326a495d40f67f96882334ac18f10008287986e5511ba9dd681f189b0.execmd.exeBKJJEBKKEH.exeexplorti.exedescription pid Process procid_target PID 244 wrote to memory of 3960 244 1721005326a495d40f67f96882334ac18f10008287986e5511ba9dd681f189b0.exe 81 PID 244 wrote to memory of 3960 244 1721005326a495d40f67f96882334ac18f10008287986e5511ba9dd681f189b0.exe 81 PID 244 wrote to memory of 3960 244 1721005326a495d40f67f96882334ac18f10008287986e5511ba9dd681f189b0.exe 81 PID 244 wrote to memory of 4108 244 1721005326a495d40f67f96882334ac18f10008287986e5511ba9dd681f189b0.exe 83 PID 244 wrote to memory of 4108 244 1721005326a495d40f67f96882334ac18f10008287986e5511ba9dd681f189b0.exe 83 PID 244 wrote to memory of 4108 244 1721005326a495d40f67f96882334ac18f10008287986e5511ba9dd681f189b0.exe 83 PID 3960 wrote to memory of 3448 3960 cmd.exe 85 PID 3960 wrote to memory of 3448 3960 cmd.exe 85 PID 3960 wrote to memory of 3448 3960 cmd.exe 85 PID 3448 wrote to memory of 2820 3448 BKJJEBKKEH.exe 86 PID 3448 wrote to memory of 2820 3448 BKJJEBKKEH.exe 86 PID 3448 wrote to memory of 2820 3448 BKJJEBKKEH.exe 86 PID 2820 wrote to memory of 5020 2820 explorti.exe 87 PID 2820 wrote to memory of 5020 2820 explorti.exe 87 PID 2820 wrote to memory of 5020 2820 explorti.exe 87
Processes
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C:\Users\Admin\AppData\Local\Temp\1721005326a495d40f67f96882334ac18f10008287986e5511ba9dd681f189b0.exe"C:\Users\Admin\AppData\Local\Temp\1721005326a495d40f67f96882334ac18f10008287986e5511ba9dd681f189b0.exe"1⤵
- Loads dropped DLL
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:244 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\system32\cmd.exe" /c start "" "C:\Users\Admin\AppData\Local\Temp\BKJJEBKKEH.exe"2⤵
- Suspicious use of WriteProcessMemory
PID:3960 -
C:\Users\Admin\AppData\Local\Temp\BKJJEBKKEH.exe"C:\Users\Admin\AppData\Local\Temp\BKJJEBKKEH.exe"3⤵
- 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
- Drops file in Windows directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:3448 -
C:\Users\Admin\AppData\Local\Temp\ad40971b6b\explorti.exe"C:\Users\Admin\AppData\Local\Temp\ad40971b6b\explorti.exe"4⤵
- 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:2820 -
C:\Users\Admin\AppData\Local\Temp\1000006001\f66e459c26.exe"C:\Users\Admin\AppData\Local\Temp\1000006001\f66e459c26.exe"5⤵
- Executes dropped EXE
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious use of SetWindowsHookEx
PID:5020
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\system32\cmd.exe" /c start "" "C:\Users\Admin\AppData\Local\Temp\FBAFIIJKJE.exe"2⤵
- Suspicious use of SetWindowsHookEx
PID:4108
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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:4276
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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:3888
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
MD5d7fd8f9fd59b2a5ad6a6c390ae69a197
SHA19e4302b57b3cfcde37727cd0620540e9b9681382
SHA2561721005326a495d40f67f96882334ac18f10008287986e5511ba9dd681f189b0
SHA5120582114f94e55ac3c2664b88791093085284efe70c472b6b6a02064d1f0ac7ff2198c19b7042a692c32193b363aacb9058b0a44df46f07e517b1c4cbf2f14ac1
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Filesize
1.8MB
MD5b14355d46d70554875d9f725cd2f39ee
SHA107bb1d46406f12b45dfb11014d83668d5efb5fce
SHA256b8763ae0f7c36cf431cbdcbdae0e26d32397a6d6504be149033349edb946ef76
SHA512b29a554871d465a31103ba68547cc3c42803d7a895b1ef9a287d58355b4ae708dcbfa84ca417f330d71e44c3237797ba095c6c7a1ce5d20e633a5db16568de2e