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Analysis
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max time kernel
150s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20240611-en -
resource tags
arch:x64arch:x86image:win10v2004-20240611-enlocale:en-usos:windows10-2004-x64system -
submitted
28/06/2024, 03:26
Static task
static1
Behavioral task
behavioral1
Sample
8ecc2865400936b90b568b433b1a32db48cb5d1236a6eac9aa597d47d51a171c.exe
Resource
win10v2004-20240611-en
General
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Target
8ecc2865400936b90b568b433b1a32db48cb5d1236a6eac9aa597d47d51a171c.exe
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Size
1.8MB
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MD5
38c0597ee7add78c1459b241f8def047
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SHA1
17133c2cd24af67615ef98a4b1594378654137dd
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SHA256
8ecc2865400936b90b568b433b1a32db48cb5d1236a6eac9aa597d47d51a171c
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SHA512
4fc46476ad4a74c7e6d1affef8c2a7efcc60299a56c7cbd381bee1c7ec2a2589464ff08b459aaf418cb940450ab37557d9f51898ab12b3a53fedc02d2b60615c
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SSDEEP
49152:a6TxaFgP1RYrO2T5TFKOXRphXRMV23r3q:rAQ1arOqFKOhp5G83r
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
default
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
description ioc Process Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ 8ecc2865400936b90b568b433b1a32db48cb5d1236a6eac9aa597d47d51a171c.exe Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ explorti.exe Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ GDBFHDHJKK.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 10 IoCs
BIOS information is often read in order to detect sandboxing environments.
description ioc Process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion 8ecc2865400936b90b568b433b1a32db48cb5d1236a6eac9aa597d47d51a171c.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 GDBFHDHJKK.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion GDBFHDHJKK.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion explorti.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion 8ecc2865400936b90b568b433b1a32db48cb5d1236a6eac9aa597d47d51a171c.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\VideoBiosVersion explorti.exe -
Checks computer location settings 2 TTPs 4 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-2447855248-390457009-3660902674-1000\Control Panel\International\Geo\Nation 8ecc2865400936b90b568b433b1a32db48cb5d1236a6eac9aa597d47d51a171c.exe Key value queried \REGISTRY\USER\S-1-5-21-2447855248-390457009-3660902674-1000\Control Panel\International\Geo\Nation explorti.exe Key value queried \REGISTRY\USER\S-1-5-21-2447855248-390457009-3660902674-1000\Control Panel\International\Geo\Nation 4d594a3883.exe Key value queried \REGISTRY\USER\S-1-5-21-2447855248-390457009-3660902674-1000\Control Panel\International\Geo\Nation cmd.exe -
Executes dropped EXE 5 IoCs
pid Process 2736 explorti.exe 3228 4d594a3883.exe 4020 GDBFHDHJKK.exe 1712 explorti.exe 1028 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.
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-2447855248-390457009-3660902674-1000\Software\Wine explorti.exe Key opened \REGISTRY\USER\S-1-5-21-2447855248-390457009-3660902674-1000\Software\Wine 8ecc2865400936b90b568b433b1a32db48cb5d1236a6eac9aa597d47d51a171c.exe Key opened \REGISTRY\USER\S-1-5-21-2447855248-390457009-3660902674-1000\Software\Wine explorti.exe Key opened \REGISTRY\USER\S-1-5-21-2447855248-390457009-3660902674-1000\Software\Wine GDBFHDHJKK.exe Key opened \REGISTRY\USER\S-1-5-21-2447855248-390457009-3660902674-1000\Software\Wine explorti.exe -
Loads dropped DLL 2 IoCs
pid Process 3228 4d594a3883.exe 3228 4d594a3883.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
pid Process 4668 8ecc2865400936b90b568b433b1a32db48cb5d1236a6eac9aa597d47d51a171c.exe 2736 explorti.exe 3228 4d594a3883.exe 3228 4d594a3883.exe 4020 GDBFHDHJKK.exe 1712 explorti.exe 1028 explorti.exe -
Drops file in Windows directory 1 IoCs
description ioc Process File created C:\Windows\Tasks\explorti.job 8ecc2865400936b90b568b433b1a32db48cb5d1236a6eac9aa597d47d51a171c.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.
description ioc Process Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 4d594a3883.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString 4d594a3883.exe -
Suspicious behavior: EnumeratesProcesses 14 IoCs
pid Process 4668 8ecc2865400936b90b568b433b1a32db48cb5d1236a6eac9aa597d47d51a171c.exe 4668 8ecc2865400936b90b568b433b1a32db48cb5d1236a6eac9aa597d47d51a171c.exe 2736 explorti.exe 2736 explorti.exe 3228 4d594a3883.exe 3228 4d594a3883.exe 3228 4d594a3883.exe 3228 4d594a3883.exe 4020 GDBFHDHJKK.exe 4020 GDBFHDHJKK.exe 1712 explorti.exe 1712 explorti.exe 1028 explorti.exe 1028 explorti.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 3228 4d594a3883.exe 2884 cmd.exe -
Suspicious use of WriteProcessMemory 15 IoCs
description pid Process procid_target PID 4668 wrote to memory of 2736 4668 8ecc2865400936b90b568b433b1a32db48cb5d1236a6eac9aa597d47d51a171c.exe 87 PID 4668 wrote to memory of 2736 4668 8ecc2865400936b90b568b433b1a32db48cb5d1236a6eac9aa597d47d51a171c.exe 87 PID 4668 wrote to memory of 2736 4668 8ecc2865400936b90b568b433b1a32db48cb5d1236a6eac9aa597d47d51a171c.exe 87 PID 2736 wrote to memory of 3228 2736 explorti.exe 94 PID 2736 wrote to memory of 3228 2736 explorti.exe 94 PID 2736 wrote to memory of 3228 2736 explorti.exe 94 PID 3228 wrote to memory of 3984 3228 4d594a3883.exe 98 PID 3228 wrote to memory of 3984 3228 4d594a3883.exe 98 PID 3228 wrote to memory of 3984 3228 4d594a3883.exe 98 PID 3228 wrote to memory of 2884 3228 4d594a3883.exe 100 PID 3228 wrote to memory of 2884 3228 4d594a3883.exe 100 PID 3228 wrote to memory of 2884 3228 4d594a3883.exe 100 PID 3984 wrote to memory of 4020 3984 cmd.exe 102 PID 3984 wrote to memory of 4020 3984 cmd.exe 102 PID 3984 wrote to memory of 4020 3984 cmd.exe 102
Processes
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C:\Users\Admin\AppData\Local\Temp\8ecc2865400936b90b568b433b1a32db48cb5d1236a6eac9aa597d47d51a171c.exe"C:\Users\Admin\AppData\Local\Temp\8ecc2865400936b90b568b433b1a32db48cb5d1236a6eac9aa597d47d51a171c.exe"1⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Checks computer location settings
- Identifies Wine through registry keys
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Drops file in Windows directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:4668 -
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
- Checks computer location settings
- Executes dropped EXE
- Identifies Wine through registry keys
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2736 -
C:\Users\Admin\AppData\Local\Temp\1000006001\4d594a3883.exe"C:\Users\Admin\AppData\Local\Temp\1000006001\4d594a3883.exe"3⤵
- Checks computer location settings
- 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:3228 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\system32\cmd.exe" /c start "" "C:\Users\Admin\AppData\Local\Temp\GDBFHDHJKK.exe"4⤵
- Suspicious use of WriteProcessMemory
PID:3984 -
C:\Users\Admin\AppData\Local\Temp\GDBFHDHJKK.exe"C:\Users\Admin\AppData\Local\Temp\GDBFHDHJKK.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:4020
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\system32\cmd.exe" /c start "" "C:\Users\Admin\AppData\Local\Temp\FCAECAKKFB.exe"4⤵
- Checks computer location settings
- Suspicious use of SetWindowsHookEx
PID:2884
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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:1712
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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:1028
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
MD597ddaf205149ee9833a9b79cbfa33e68
SHA11e7cf405e71f0585b6719b064ff48d00222a5e1a
SHA25654f23a532632a9cdedbb727e94e34eda312f1e84f7d1910210f7548d97902798
SHA512df02e7e0aa3b0ff4690b5a060e8a94fd7c0a2143627e4173ae975b49e9625bb1dd530b0de14efb64c6d53b2b2ba8c32eed0c82c3bed7227ab0f1443880101d2e
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Filesize
1.8MB
MD538c0597ee7add78c1459b241f8def047
SHA117133c2cd24af67615ef98a4b1594378654137dd
SHA2568ecc2865400936b90b568b433b1a32db48cb5d1236a6eac9aa597d47d51a171c
SHA5124fc46476ad4a74c7e6d1affef8c2a7efcc60299a56c7cbd381bee1c7ec2a2589464ff08b459aaf418cb940450ab37557d9f51898ab12b3a53fedc02d2b60615c