Analysis
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max time kernel
148s -
max time network
152s -
platform
windows10-2004_x64 -
resource
win10v2004-20240611-en -
resource tags
arch:x64arch:x86image:win10v2004-20240611-enlocale:en-usos:windows10-2004-x64system -
submitted
02-07-2024 13:25
Static task
static1
Behavioral task
behavioral1
Sample
file.exe
Resource
win7-20240221-en
General
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Target
file.exe
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Size
2.4MB
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MD5
8369d155da8c3f7bcea8490d36f2f114
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SHA1
3d7fc15294497e6af579bdf8343eae47a05ae2c2
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SHA256
2ea252fc14bd9190e6a6d57b8f2ecb7870a4eecf01acfbba9d0f698838f03fe8
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SHA512
81afcb035c63110ed2cc845ac77472a54ebb6ecc939d8dcadc9e0640bec1d9914775f16aa113a681d171c0f3ab3ad73bfb7f646796476233b3d7cc867d0aa47a
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SSDEEP
49152:CjwLPhO1wZ6bIIfTzOhrYI+ieeK/DdHIiWShl/hgH/jVwE+D6+eWuI:CjmP4wAbIIfTiz+iz+dDNuH/mW3
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:
JJKJDAEBFC.exeexplorti.exeexplorti.exeexplorti.exedescription ioc process Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ JJKJDAEBFC.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__ explorti.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.exeJJKJDAEBFC.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 JJKJDAEBFC.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion JJKJDAEBFC.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 -
Checks computer location settings 2 TTPs 4 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
file.execmd.exeJJKJDAEBFC.exeexplorti.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-3169499791-3545231813-3156325206-1000\Control Panel\International\Geo\Nation file.exe Key value queried \REGISTRY\USER\S-1-5-21-3169499791-3545231813-3156325206-1000\Control Panel\International\Geo\Nation cmd.exe Key value queried \REGISTRY\USER\S-1-5-21-3169499791-3545231813-3156325206-1000\Control Panel\International\Geo\Nation JJKJDAEBFC.exe Key value queried \REGISTRY\USER\S-1-5-21-3169499791-3545231813-3156325206-1000\Control Panel\International\Geo\Nation explorti.exe -
Executes dropped EXE 5 IoCs
Processes:
JJKJDAEBFC.exeexplorti.exe4a3da9267f.exeexplorti.exeexplorti.exepid process 2448 JJKJDAEBFC.exe 4932 explorti.exe 4028 4a3da9267f.exe 952 explorti.exe 4200 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:
JJKJDAEBFC.exeexplorti.exeexplorti.exeexplorti.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-3169499791-3545231813-3156325206-1000\Software\Wine JJKJDAEBFC.exe Key opened \REGISTRY\USER\S-1-5-21-3169499791-3545231813-3156325206-1000\Software\Wine explorti.exe Key opened \REGISTRY\USER\S-1-5-21-3169499791-3545231813-3156325206-1000\Software\Wine explorti.exe Key opened \REGISTRY\USER\S-1-5-21-3169499791-3545231813-3156325206-1000\Software\Wine explorti.exe -
Loads dropped DLL 2 IoCs
Processes:
file.exepid process 532 file.exe 532 file.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:
file.exeJJKJDAEBFC.exeexplorti.exe4a3da9267f.exeexplorti.exeexplorti.exepid process 532 file.exe 532 file.exe 2448 JJKJDAEBFC.exe 4932 explorti.exe 4028 4a3da9267f.exe 952 explorti.exe 4200 explorti.exe -
Drops file in Windows directory 1 IoCs
Processes:
JJKJDAEBFC.exedescription ioc process File created C:\Windows\Tasks\explorti.job JJKJDAEBFC.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 12 IoCs
Processes:
file.exeJJKJDAEBFC.exeexplorti.exeexplorti.exeexplorti.exepid process 532 file.exe 532 file.exe 532 file.exe 532 file.exe 2448 JJKJDAEBFC.exe 2448 JJKJDAEBFC.exe 4932 explorti.exe 4932 explorti.exe 952 explorti.exe 952 explorti.exe 4200 explorti.exe 4200 explorti.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
Processes:
JJKJDAEBFC.exepid process 2448 JJKJDAEBFC.exe -
Suspicious use of SetWindowsHookEx 3 IoCs
Processes:
file.execmd.exe4a3da9267f.exepid process 532 file.exe 4828 cmd.exe 4028 4a3da9267f.exe -
Suspicious use of WriteProcessMemory 15 IoCs
Processes:
file.execmd.exeJJKJDAEBFC.exeexplorti.exedescription pid process target process PID 532 wrote to memory of 2672 532 file.exe cmd.exe PID 532 wrote to memory of 2672 532 file.exe cmd.exe PID 532 wrote to memory of 2672 532 file.exe cmd.exe PID 532 wrote to memory of 4828 532 file.exe cmd.exe PID 532 wrote to memory of 4828 532 file.exe cmd.exe PID 532 wrote to memory of 4828 532 file.exe cmd.exe PID 2672 wrote to memory of 2448 2672 cmd.exe JJKJDAEBFC.exe PID 2672 wrote to memory of 2448 2672 cmd.exe JJKJDAEBFC.exe PID 2672 wrote to memory of 2448 2672 cmd.exe JJKJDAEBFC.exe PID 2448 wrote to memory of 4932 2448 JJKJDAEBFC.exe explorti.exe PID 2448 wrote to memory of 4932 2448 JJKJDAEBFC.exe explorti.exe PID 2448 wrote to memory of 4932 2448 JJKJDAEBFC.exe explorti.exe PID 4932 wrote to memory of 4028 4932 explorti.exe 4a3da9267f.exe PID 4932 wrote to memory of 4028 4932 explorti.exe 4a3da9267f.exe PID 4932 wrote to memory of 4028 4932 explorti.exe 4a3da9267f.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\file.exe"C:\Users\Admin\AppData\Local\Temp\file.exe"1⤵
- Checks computer location settings
- Loads dropped DLL
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\system32\cmd.exe" /c start "" "C:\Users\Admin\AppData\Local\Temp\JJKJDAEBFC.exe"2⤵
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\JJKJDAEBFC.exe"C:\Users\Admin\AppData\Local\Temp\JJKJDAEBFC.exe"3⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Checks computer location settings
- Executes dropped EXE
- 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
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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
- Checks computer location settings
- Executes dropped EXE
- Identifies Wine through registry keys
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\1000006001\4a3da9267f.exe"C:\Users\Admin\AppData\Local\Temp\1000006001\4a3da9267f.exe"5⤵
- Executes dropped EXE
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious use of SetWindowsHookEx
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\system32\cmd.exe" /c start "" "C:\Users\Admin\AppData\Local\Temp\KKEHDBAEGI.exe"2⤵
- Checks computer location settings
- Suspicious use of SetWindowsHookEx
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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
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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
Network
MITRE ATT&CK Matrix ATT&CK v13
Replay Monitor
Loading Replay Monitor...
Downloads
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C:\ProgramData\mozglue.dllFilesize
593KB
MD5c8fd9be83bc728cc04beffafc2907fe9
SHA195ab9f701e0024cedfbd312bcfe4e726744c4f2e
SHA256ba06a6ee0b15f5be5c4e67782eec8b521e36c107a329093ec400fe0404eb196a
SHA512fbb446f4a27ef510e616caad52945d6c9cc1fd063812c41947e579ec2b54df57c6dc46237ded80fca5847f38cbe1747a6c66a13e2c8c19c664a72be35eb8b040
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C:\ProgramData\nss3.dllFilesize
2.0MB
MD51cc453cdf74f31e4d913ff9c10acdde2
SHA16e85eae544d6e965f15fa5c39700fa7202f3aafe
SHA256ac5c92fe6c51cfa742e475215b83b3e11a4379820043263bf50d4068686c6fa5
SHA512dd9ff4e06b00dc831439bab11c10e9b2ae864ea6e780d3835ea7468818f35439f352ef137da111efcdf2bb6465f6ca486719451bf6cf32c6a4420a56b1d64571
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C:\Users\Admin\AppData\Local\Temp\1000006001\4a3da9267f.exeFilesize
2.4MB
MD58369d155da8c3f7bcea8490d36f2f114
SHA13d7fc15294497e6af579bdf8343eae47a05ae2c2
SHA2562ea252fc14bd9190e6a6d57b8f2ecb7870a4eecf01acfbba9d0f698838f03fe8
SHA51281afcb035c63110ed2cc845ac77472a54ebb6ecc939d8dcadc9e0640bec1d9914775f16aa113a681d171c0f3ab3ad73bfb7f646796476233b3d7cc867d0aa47a
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C:\Users\Admin\AppData\Local\Temp\JJKJDAEBFC.exeFilesize
1.9MB
MD56736102416370f08e14b120d5410fa2c
SHA1c24afec979ab51111f7e5320229ea75e8b67ed35
SHA256ff3384b68d9bfa3fbf73e71dbd2536cf03d6d9b05e843028eab0824a7eee8c88
SHA512afd754deeb9513b3c7c356b9c891c43e4b5db1b214b222a5037219c831dfa34f8676aeb977e0a254e87627a4fd2ecc3ce701a540b6d635fdd90c164507041b04
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memory/532-2-0x0000000061E00000-0x0000000061EF3000-memory.dmpFilesize
972KB
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memory/532-1-0x000000007F700000-0x000000007FAD1000-memory.dmpFilesize
3.8MB
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memory/532-76-0x0000000000090000-0x0000000000C81000-memory.dmpFilesize
11.9MB
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memory/532-77-0x000000007F700000-0x000000007FAD1000-memory.dmpFilesize
3.8MB
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memory/532-0-0x0000000000090000-0x0000000000C81000-memory.dmpFilesize
11.9MB
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memory/952-118-0x0000000000280000-0x0000000000750000-memory.dmpFilesize
4.8MB
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memory/952-119-0x0000000000280000-0x0000000000750000-memory.dmpFilesize
4.8MB
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memory/2448-95-0x0000000000730000-0x0000000000C00000-memory.dmpFilesize
4.8MB
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memory/2448-82-0x0000000077A34000-0x0000000077A36000-memory.dmpFilesize
8KB
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memory/2448-81-0x0000000000730000-0x0000000000C00000-memory.dmpFilesize
4.8MB
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memory/4028-112-0x0000000000100000-0x0000000000CF1000-memory.dmpFilesize
11.9MB
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memory/4028-113-0x0000000000100000-0x0000000000CF1000-memory.dmpFilesize
11.9MB
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memory/4200-128-0x0000000000280000-0x0000000000750000-memory.dmpFilesize
4.8MB
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memory/4200-127-0x0000000000280000-0x0000000000750000-memory.dmpFilesize
4.8MB
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memory/4932-115-0x0000000000280000-0x0000000000750000-memory.dmpFilesize
4.8MB
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memory/4932-116-0x0000000000280000-0x0000000000750000-memory.dmpFilesize
4.8MB
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memory/4932-120-0x0000000000280000-0x0000000000750000-memory.dmpFilesize
4.8MB
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memory/4932-121-0x0000000000280000-0x0000000000750000-memory.dmpFilesize
4.8MB
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memory/4932-122-0x0000000000280000-0x0000000000750000-memory.dmpFilesize
4.8MB
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memory/4932-123-0x0000000000280000-0x0000000000750000-memory.dmpFilesize
4.8MB
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memory/4932-124-0x0000000000280000-0x0000000000750000-memory.dmpFilesize
4.8MB
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memory/4932-125-0x0000000000280000-0x0000000000750000-memory.dmpFilesize
4.8MB
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memory/4932-114-0x0000000000280000-0x0000000000750000-memory.dmpFilesize
4.8MB
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memory/4932-96-0x0000000000280000-0x0000000000750000-memory.dmpFilesize
4.8MB
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memory/4932-129-0x0000000000280000-0x0000000000750000-memory.dmpFilesize
4.8MB
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memory/4932-130-0x0000000000280000-0x0000000000750000-memory.dmpFilesize
4.8MB
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memory/4932-131-0x0000000000280000-0x0000000000750000-memory.dmpFilesize
4.8MB
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memory/4932-132-0x0000000000280000-0x0000000000750000-memory.dmpFilesize
4.8MB