Analysis
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max time kernel
145s -
max time network
147s -
platform
windows7_x64 -
resource
win7-20240508-en -
resource tags
arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system -
submitted
04-07-2024 00:43
Static task
static1
Behavioral task
behavioral1
Sample
file.exe
Resource
win7-20240508-en
General
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Target
file.exe
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Size
2.4MB
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MD5
1323616c7b4228edd3735c144d4632c2
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SHA1
34c45567ebdfcfeeb9d950aa527bf3bac2709a41
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SHA256
96a32d13cd84073e06f1b0c27c7daf3192bbce58278fbf5c1270bcae4c0eba37
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SHA512
d023ba0ec57b3a80fdba972c259b60f4f3779a0d9692317e3e009507b8adf9bb66b63aa09214677dd8294750d7e8d6250722b5687fcca1e9eb7da16718c6a079
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SSDEEP
49152:5mWiArZVhBRQt4VQxDJ3Mj6WvvDlpEqWlwYRGAxSFkjYo6YJt7QC:cWhByCyhJ3Mj6WHpHswCRCs
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 2 IoCs
Processes:
HIDAKFIJJK.exeexplorti.exedescription ioc Process Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ HIDAKFIJJK.exe Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ explorti.exe -
Downloads MZ/PE file
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Checks BIOS information in registry 2 TTPs 4 IoCs
BIOS information is often read in order to detect sandboxing environments.
Processes:
HIDAKFIJJK.exeexplorti.exedescription ioc Process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion HIDAKFIJJK.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion HIDAKFIJJK.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion explorti.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion explorti.exe -
Executes dropped EXE 3 IoCs
Processes:
HIDAKFIJJK.exeexplorti.exea5167bf621.exepid Process 2712 HIDAKFIJJK.exe 1320 explorti.exe 2716 a5167bf621.exe -
Identifies Wine through registry keys 2 TTPs 2 IoCs
Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.
Processes:
HIDAKFIJJK.exeexplorti.exedescription ioc Process Key opened \REGISTRY\USER\S-1-5-21-268080393-3149932598-1824759070-1000\Software\Wine HIDAKFIJJK.exe Key opened \REGISTRY\USER\S-1-5-21-268080393-3149932598-1824759070-1000\Software\Wine explorti.exe -
Loads dropped DLL 6 IoCs
Processes:
file.execmd.exeHIDAKFIJJK.exeexplorti.exepid Process 2052 file.exe 2052 file.exe 2948 cmd.exe 2712 HIDAKFIJJK.exe 1320 explorti.exe 1320 explorti.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:
file.exeHIDAKFIJJK.exeexplorti.exea5167bf621.exepid Process 2052 file.exe 2052 file.exe 2052 file.exe 2052 file.exe 2712 HIDAKFIJJK.exe 1320 explorti.exe 2716 a5167bf621.exe 2716 a5167bf621.exe -
Drops file in Windows directory 1 IoCs
Processes:
HIDAKFIJJK.exedescription ioc Process File created C:\Windows\Tasks\explorti.job HIDAKFIJJK.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:
file.exedescription ioc Process Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 file.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString file.exe -
Suspicious behavior: EnumeratesProcesses 4 IoCs
Processes:
file.exeHIDAKFIJJK.exeexplorti.exepid Process 2052 file.exe 2052 file.exe 2712 HIDAKFIJJK.exe 1320 explorti.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
Processes:
HIDAKFIJJK.exepid Process 2712 HIDAKFIJJK.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
Processes:
file.exea5167bf621.exepid Process 2052 file.exe 2716 a5167bf621.exe -
Suspicious use of WriteProcessMemory 20 IoCs
Processes:
file.execmd.exeHIDAKFIJJK.exeexplorti.exedescription pid Process procid_target PID 2052 wrote to memory of 2948 2052 file.exe 29 PID 2052 wrote to memory of 2948 2052 file.exe 29 PID 2052 wrote to memory of 2948 2052 file.exe 29 PID 2052 wrote to memory of 2948 2052 file.exe 29 PID 2052 wrote to memory of 1680 2052 file.exe 31 PID 2052 wrote to memory of 1680 2052 file.exe 31 PID 2052 wrote to memory of 1680 2052 file.exe 31 PID 2052 wrote to memory of 1680 2052 file.exe 31 PID 2948 wrote to memory of 2712 2948 cmd.exe 33 PID 2948 wrote to memory of 2712 2948 cmd.exe 33 PID 2948 wrote to memory of 2712 2948 cmd.exe 33 PID 2948 wrote to memory of 2712 2948 cmd.exe 33 PID 2712 wrote to memory of 1320 2712 HIDAKFIJJK.exe 34 PID 2712 wrote to memory of 1320 2712 HIDAKFIJJK.exe 34 PID 2712 wrote to memory of 1320 2712 HIDAKFIJJK.exe 34 PID 2712 wrote to memory of 1320 2712 HIDAKFIJJK.exe 34 PID 1320 wrote to memory of 2716 1320 explorti.exe 35 PID 1320 wrote to memory of 2716 1320 explorti.exe 35 PID 1320 wrote to memory of 2716 1320 explorti.exe 35 PID 1320 wrote to memory of 2716 1320 explorti.exe 35
Processes
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C:\Users\Admin\AppData\Local\Temp\file.exe"C:\Users\Admin\AppData\Local\Temp\file.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:2052 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\system32\cmd.exe" /c start "" "C:\Users\Admin\AppData\Local\Temp\HIDAKFIJJK.exe"2⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:2948 -
C:\Users\Admin\AppData\Local\Temp\HIDAKFIJJK.exe"C:\Users\Admin\AppData\Local\Temp\HIDAKFIJJK.exe"3⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Executes dropped EXE
- Identifies Wine through registry keys
- Loads dropped DLL
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Drops file in Windows directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:2712 -
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
- Loads dropped DLL
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1320 -
C:\Users\Admin\AppData\Local\Temp\1000006001\a5167bf621.exe"C:\Users\Admin\AppData\Local\Temp\1000006001\a5167bf621.exe"5⤵
- Executes dropped EXE
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious use of SetWindowsHookEx
PID:2716
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\system32\cmd.exe" /c start "" "C:\Users\Admin\AppData\Local\Temp\AKFCFBAAEH.exe"2⤵PID:1680
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
2.4MB
MD51323616c7b4228edd3735c144d4632c2
SHA134c45567ebdfcfeeb9d950aa527bf3bac2709a41
SHA25696a32d13cd84073e06f1b0c27c7daf3192bbce58278fbf5c1270bcae4c0eba37
SHA512d023ba0ec57b3a80fdba972c259b60f4f3779a0d9692317e3e009507b8adf9bb66b63aa09214677dd8294750d7e8d6250722b5687fcca1e9eb7da16718c6a079
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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
1.9MB
MD5237d618c4c6714dff8d9c4f7cf39a7ae
SHA1288cd51ebb40f3e4f7ae8fd38a8c0ee4fe2fe11a
SHA25630f55b9f45ee962f4184bf944db410a955b116394f5a5a37e5147c5c82fad4d8
SHA5124ad3ba7e2fa72cb5a6edec44c0baf6604ef62c1ea1970a809c340bdfced606df7cd749cdf1f4e944120786c36b7ffee854136379a5452c01ce1cb2a3ad64b5fb