Analysis
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max time kernel
144s -
max time network
160s -
platform
windows10-2004_x64 -
resource
win10v2004-20240419-en -
resource tags
arch:x64arch:x86image:win10v2004-20240419-enlocale:en-usos:windows10-2004-x64system -
submitted
06-05-2024 01:30
Static task
static1
Behavioral task
behavioral1
Sample
d1cd7f738f33f05327df5ffee2c7580190ef27c0bcac16acd5170f3ceedabcfd.exe
Resource
win10v2004-20240419-en
Behavioral task
behavioral2
Sample
d1cd7f738f33f05327df5ffee2c7580190ef27c0bcac16acd5170f3ceedabcfd.exe
Resource
win11-20240419-en
General
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Target
d1cd7f738f33f05327df5ffee2c7580190ef27c0bcac16acd5170f3ceedabcfd.exe
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Size
1.8MB
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MD5
4fa386b5aad76ef31e715f809be74fd2
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SHA1
9c4f00ca9d031b1ef97c88456d3e6c06e15f4520
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SHA256
d1cd7f738f33f05327df5ffee2c7580190ef27c0bcac16acd5170f3ceedabcfd
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SHA512
bb87ed3706a972f8831ca627c2eee33241c4b7595c468d96b2ebeebc596c8225237caba786e08b5b1b714290c790370a9a86809e8a3711bdb34642ec9802876c
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SSDEEP
49152:x2CbyEnORVDGlC4TIJyXXjwLrhSDMbo1AFeKK6yJl98gMO:tbyEnSiC4cJyHjwL8eo1HEyZ3
Malware Config
Extracted
amadey
4.18
http://193.233.132.56
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install_dir
09fd851a4f
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install_file
explorha.exe
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strings_key
443351145ece4966ded809641c77cfa8
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url_paths
/Pneh2sXQk0/index.php
Signatures
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Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 4 IoCs
description ioc Process Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ d1cd7f738f33f05327df5ffee2c7580190ef27c0bcac16acd5170f3ceedabcfd.exe Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ explorha.exe Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ explorha.exe Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ explorha.exe -
Blocklisted process makes network request 2 IoCs
flow pid Process 33 4316 rundll32.exe 34 4908 rundll32.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.
description ioc Process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion explorha.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion explorha.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion explorha.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion explorha.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion explorha.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion d1cd7f738f33f05327df5ffee2c7580190ef27c0bcac16acd5170f3ceedabcfd.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion d1cd7f738f33f05327df5ffee2c7580190ef27c0bcac16acd5170f3ceedabcfd.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion explorha.exe -
Checks computer location settings 2 TTPs 2 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-877519540-908060166-1852957295-1000\Control Panel\International\Geo\Nation d1cd7f738f33f05327df5ffee2c7580190ef27c0bcac16acd5170f3ceedabcfd.exe Key value queried \REGISTRY\USER\S-1-5-21-877519540-908060166-1852957295-1000\Control Panel\International\Geo\Nation explorha.exe -
Executes dropped EXE 3 IoCs
pid Process 3560 explorha.exe 1728 explorha.exe 2988 explorha.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.
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-877519540-908060166-1852957295-1000\Software\Wine d1cd7f738f33f05327df5ffee2c7580190ef27c0bcac16acd5170f3ceedabcfd.exe Key opened \REGISTRY\USER\S-1-5-21-877519540-908060166-1852957295-1000\Software\Wine explorha.exe Key opened \REGISTRY\USER\S-1-5-21-877519540-908060166-1852957295-1000\Software\Wine explorha.exe Key opened \REGISTRY\USER\S-1-5-21-877519540-908060166-1852957295-1000\Software\Wine explorha.exe -
Loads dropped DLL 3 IoCs
pid Process 920 rundll32.exe 4316 rundll32.exe 4908 rundll32.exe -
Reads local data of messenger clients 2 TTPs
Infostealers often target stored data of messaging applications, which can include saved credentials and account information.
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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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Suspicious use of NtSetInformationThreadHideFromDebugger 4 IoCs
pid Process 4404 d1cd7f738f33f05327df5ffee2c7580190ef27c0bcac16acd5170f3ceedabcfd.exe 3560 explorha.exe 1728 explorha.exe 2988 explorha.exe -
Drops file in Windows directory 1 IoCs
description ioc Process File created C:\Windows\Tasks\explorha.job d1cd7f738f33f05327df5ffee2c7580190ef27c0bcac16acd5170f3ceedabcfd.exe -
pid Process 4452 powershell.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Suspicious behavior: EnumeratesProcesses 21 IoCs
pid Process 4404 d1cd7f738f33f05327df5ffee2c7580190ef27c0bcac16acd5170f3ceedabcfd.exe 4404 d1cd7f738f33f05327df5ffee2c7580190ef27c0bcac16acd5170f3ceedabcfd.exe 3560 explorha.exe 3560 explorha.exe 4316 rundll32.exe 4316 rundll32.exe 4316 rundll32.exe 4316 rundll32.exe 4316 rundll32.exe 4316 rundll32.exe 4316 rundll32.exe 4316 rundll32.exe 4316 rundll32.exe 4316 rundll32.exe 4452 powershell.exe 4452 powershell.exe 4452 powershell.exe 1728 explorha.exe 1728 explorha.exe 2988 explorha.exe 2988 explorha.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 4452 powershell.exe -
Suspicious use of WriteProcessMemory 15 IoCs
description pid Process procid_target PID 4404 wrote to memory of 3560 4404 d1cd7f738f33f05327df5ffee2c7580190ef27c0bcac16acd5170f3ceedabcfd.exe 88 PID 4404 wrote to memory of 3560 4404 d1cd7f738f33f05327df5ffee2c7580190ef27c0bcac16acd5170f3ceedabcfd.exe 88 PID 4404 wrote to memory of 3560 4404 d1cd7f738f33f05327df5ffee2c7580190ef27c0bcac16acd5170f3ceedabcfd.exe 88 PID 3560 wrote to memory of 920 3560 explorha.exe 98 PID 3560 wrote to memory of 920 3560 explorha.exe 98 PID 3560 wrote to memory of 920 3560 explorha.exe 98 PID 920 wrote to memory of 4316 920 rundll32.exe 99 PID 920 wrote to memory of 4316 920 rundll32.exe 99 PID 4316 wrote to memory of 2720 4316 rundll32.exe 100 PID 4316 wrote to memory of 2720 4316 rundll32.exe 100 PID 4316 wrote to memory of 4452 4316 rundll32.exe 102 PID 4316 wrote to memory of 4452 4316 rundll32.exe 102 PID 3560 wrote to memory of 4908 3560 explorha.exe 104 PID 3560 wrote to memory of 4908 3560 explorha.exe 104 PID 3560 wrote to memory of 4908 3560 explorha.exe 104
Processes
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C:\Users\Admin\AppData\Local\Temp\d1cd7f738f33f05327df5ffee2c7580190ef27c0bcac16acd5170f3ceedabcfd.exe"C:\Users\Admin\AppData\Local\Temp\d1cd7f738f33f05327df5ffee2c7580190ef27c0bcac16acd5170f3ceedabcfd.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:4404 -
C:\Users\Admin\AppData\Local\Temp\09fd851a4f\explorha.exe"C:\Users\Admin\AppData\Local\Temp\09fd851a4f\explorha.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:3560 -
C:\Windows\SysWOW64\rundll32.exe"C:\Windows\System32\rundll32.exe" C:\Users\Admin\AppData\Roaming\a091ec0a6e2227\cred64.dll, Main3⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:920 -
C:\Windows\system32\rundll32.exe"C:\Windows\System32\rundll32.exe" C:\Users\Admin\AppData\Roaming\a091ec0a6e2227\cred64.dll, Main4⤵
- Blocklisted process makes network request
- Loads dropped DLL
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:4316 -
C:\Windows\system32\netsh.exenetsh wlan show profiles5⤵PID:2720
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C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exepowershell -Command Compress-Archive -Path 'C:\Users\Admin\AppData\Local\Temp\_Files_\' -DestinationPath 'C:\Users\Admin\AppData\Local\Temp\775195409080_Desktop.zip' -CompressionLevel Optimal5⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4452
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C:\Windows\SysWOW64\rundll32.exe"C:\Windows\System32\rundll32.exe" C:\Users\Admin\AppData\Roaming\a091ec0a6e2227\clip64.dll, Main3⤵
- Blocklisted process makes network request
- Loads dropped DLL
PID:4908
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C:\Users\Admin\AppData\Local\Temp\09fd851a4f\explorha.exeC:\Users\Admin\AppData\Local\Temp\09fd851a4f\explorha.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:1728
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C:\Users\Admin\AppData\Local\Temp\09fd851a4f\explorha.exeC:\Users\Admin\AppData\Local\Temp\09fd851a4f\explorha.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:2988
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
1.8MB
MD54fa386b5aad76ef31e715f809be74fd2
SHA19c4f00ca9d031b1ef97c88456d3e6c06e15f4520
SHA256d1cd7f738f33f05327df5ffee2c7580190ef27c0bcac16acd5170f3ceedabcfd
SHA512bb87ed3706a972f8831ca627c2eee33241c4b7595c468d96b2ebeebc596c8225237caba786e08b5b1b714290c790370a9a86809e8a3711bdb34642ec9802876c
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Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
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Filesize
109KB
MD5726cd06231883a159ec1ce28dd538699
SHA1404897e6a133d255ad5a9c26ac6414d7134285a2
SHA25612fef2d5995d671ec0e91bdbdc91e2b0d3c90ed3a8b2b13ddaa8ad64727dcd46
SHA5129ea82e7cb6c6a58446bd5033855947c3e2d475d2910f2b941235e0b96aa08eec822d2dd17cc86b2d3fce930f78b799291992408e309a6c63e3011266810ea83e
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Filesize
1.2MB
MD515a42d3e4579da615a384c717ab2109b
SHA122aeedeb2307b1370cdab70d6a6b6d2c13ad2301
SHA2563c97bb410e49b11af8116feb7240b7101e1967cae7538418c45c3d2e072e8103
SHA5121eb7f126dccc88a2479e3818c36120f5af3caa0d632b9ea803485ee6531d6e2a1fd0805b1c4364983d280df23ea5ca3ad4a5fca558ac436efae36af9b795c444