Analysis
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max time kernel
147s -
max time network
151s -
platform
windows11-21h2_x64 -
resource
win11-20240412-en -
resource tags
arch:x64arch:x86image:win11-20240412-enlocale:en-usos:windows11-21h2-x64system -
submitted
21/04/2024, 09:21
Static task
static1
Behavioral task
behavioral1
Sample
2fdf997f3d6034d42f255b8efd9e4c692418a41891642a42c75bcf347fc99753.exe
Resource
win10v2004-20240412-en
General
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Target
2fdf997f3d6034d42f255b8efd9e4c692418a41891642a42c75bcf347fc99753.exe
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Size
3.1MB
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MD5
18a284638d0f81a2dfd9bc332ee910ff
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SHA1
ba63ffb85dae5f1b3b38f83786f789769659888f
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SHA256
2fdf997f3d6034d42f255b8efd9e4c692418a41891642a42c75bcf347fc99753
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SHA512
da2210cffdcb5b36d0d5c1fd48f4d5ed086c53bcb2f3ad4d6a63d490c1a531294911deab76ceb695ce7d0e603e8596bf2aade8e21ba24501f2fafcb879693706
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SSDEEP
49152:CUQmfiROFxGVO9/S6XiTXXr92Nkd5Gmr4lVWzd:CnQrSVOA6Xi7X1G84l6
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 5 IoCs
description ioc Process 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 Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ explorha.exe Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ 2fdf997f3d6034d42f255b8efd9e4c692418a41891642a42c75bcf347fc99753.exe -
Blocklisted process makes network request 2 IoCs
flow pid Process 3 4788 rundll32.exe 4 4884 rundll32.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\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\VideoBiosVersion explorha.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion 2fdf997f3d6034d42f255b8efd9e4c692418a41891642a42c75bcf347fc99753.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 2fdf997f3d6034d42f255b8efd9e4c692418a41891642a42c75bcf347fc99753.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion explorha.exe -
Executes dropped EXE 4 IoCs
pid Process 4380 explorha.exe 4556 explorha.exe 536 explorha.exe 4628 explorha.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-1-5-21-801765966-3955847401-2235691403-1000\Software\Wine explorha.exe Key opened \REGISTRY\USER\S-1-5-21-801765966-3955847401-2235691403-1000\Software\Wine explorha.exe Key opened \REGISTRY\USER\S-1-5-21-801765966-3955847401-2235691403-1000\Software\Wine explorha.exe Key opened \REGISTRY\USER\S-1-5-21-801765966-3955847401-2235691403-1000\Software\Wine explorha.exe Key opened \REGISTRY\USER\S-1-5-21-801765966-3955847401-2235691403-1000\Software\Wine 2fdf997f3d6034d42f255b8efd9e4c692418a41891642a42c75bcf347fc99753.exe -
Loads dropped DLL 3 IoCs
pid Process 876 rundll32.exe 4788 rundll32.exe 4884 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 5 IoCs
pid Process 1408 2fdf997f3d6034d42f255b8efd9e4c692418a41891642a42c75bcf347fc99753.exe 4380 explorha.exe 4556 explorha.exe 536 explorha.exe 4628 explorha.exe -
Drops file in Windows directory 1 IoCs
description ioc Process File created C:\Windows\Tasks\explorha.job 2fdf997f3d6034d42f255b8efd9e4c692418a41891642a42c75bcf347fc99753.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Suspicious behavior: EnumeratesProcesses 22 IoCs
pid Process 1408 2fdf997f3d6034d42f255b8efd9e4c692418a41891642a42c75bcf347fc99753.exe 1408 2fdf997f3d6034d42f255b8efd9e4c692418a41891642a42c75bcf347fc99753.exe 4380 explorha.exe 4380 explorha.exe 4788 rundll32.exe 4788 rundll32.exe 4788 rundll32.exe 4788 rundll32.exe 4788 rundll32.exe 4788 rundll32.exe 4788 rundll32.exe 4788 rundll32.exe 4788 rundll32.exe 4788 rundll32.exe 1096 powershell.exe 1096 powershell.exe 4556 explorha.exe 4556 explorha.exe 536 explorha.exe 536 explorha.exe 4628 explorha.exe 4628 explorha.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 1096 powershell.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 1408 2fdf997f3d6034d42f255b8efd9e4c692418a41891642a42c75bcf347fc99753.exe -
Suspicious use of WriteProcessMemory 15 IoCs
description pid Process procid_target PID 1408 wrote to memory of 4380 1408 2fdf997f3d6034d42f255b8efd9e4c692418a41891642a42c75bcf347fc99753.exe 80 PID 1408 wrote to memory of 4380 1408 2fdf997f3d6034d42f255b8efd9e4c692418a41891642a42c75bcf347fc99753.exe 80 PID 1408 wrote to memory of 4380 1408 2fdf997f3d6034d42f255b8efd9e4c692418a41891642a42c75bcf347fc99753.exe 80 PID 4380 wrote to memory of 876 4380 explorha.exe 81 PID 4380 wrote to memory of 876 4380 explorha.exe 81 PID 4380 wrote to memory of 876 4380 explorha.exe 81 PID 876 wrote to memory of 4788 876 rundll32.exe 82 PID 876 wrote to memory of 4788 876 rundll32.exe 82 PID 4788 wrote to memory of 3984 4788 rundll32.exe 83 PID 4788 wrote to memory of 3984 4788 rundll32.exe 83 PID 4788 wrote to memory of 1096 4788 rundll32.exe 85 PID 4788 wrote to memory of 1096 4788 rundll32.exe 85 PID 4380 wrote to memory of 4884 4380 explorha.exe 88 PID 4380 wrote to memory of 4884 4380 explorha.exe 88 PID 4380 wrote to memory of 4884 4380 explorha.exe 88
Processes
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C:\Users\Admin\AppData\Local\Temp\2fdf997f3d6034d42f255b8efd9e4c692418a41891642a42c75bcf347fc99753.exe"C:\Users\Admin\AppData\Local\Temp\2fdf997f3d6034d42f255b8efd9e4c692418a41891642a42c75bcf347fc99753.exe"1⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- 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
PID:1408 -
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
- Executes dropped EXE
- Identifies Wine through registry keys
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:4380 -
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:876 -
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:4788 -
C:\Windows\system32\netsh.exenetsh wlan show profiles5⤵PID:3984
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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\017659663955_Desktop.zip' -CompressionLevel Optimal5⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1096
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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:4884
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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:4556
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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:536
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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:4628
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
3.1MB
MD518a284638d0f81a2dfd9bc332ee910ff
SHA1ba63ffb85dae5f1b3b38f83786f789769659888f
SHA2562fdf997f3d6034d42f255b8efd9e4c692418a41891642a42c75bcf347fc99753
SHA512da2210cffdcb5b36d0d5c1fd48f4d5ed086c53bcb2f3ad4d6a63d490c1a531294911deab76ceb695ce7d0e603e8596bf2aade8e21ba24501f2fafcb879693706
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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