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Analysis
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max time kernel
151s -
max time network
156s -
platform
windows11-21h2_x64 -
resource
win11-20240221-en -
resource tags
arch:x64arch:x86image:win11-20240221-enlocale:en-usos:windows11-21h2-x64system -
submitted
27/03/2024, 06:50
Static task
static1
Behavioral task
behavioral1
Sample
cc49b76301e898ae7d01464bfa72b5758a3f57cdd080a8d7c8e980be32efd986.exe
Resource
win10v2004-20240226-en
General
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Target
cc49b76301e898ae7d01464bfa72b5758a3f57cdd080a8d7c8e980be32efd986.exe
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Size
1.8MB
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MD5
013b5cdcf5aebb166377bdb54172dc1b
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SHA1
3e59d8033726ff069a40a49e3b1ef2791380ce4f
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SHA256
cc49b76301e898ae7d01464bfa72b5758a3f57cdd080a8d7c8e980be32efd986
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SHA512
a0ebc2abe6500dd225eb428a4c5104f897814aed3772bed8bfbe684915dd81242d80f2aaf03bb3bb0f38ba799ff73c02c4610f444078deade5f02771ea433fb8
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SSDEEP
49152:lengaFoXpZw7n8t9FTGfn1ZAO91M/RMp90M/reC4GJ:lRa+XpO7n2C/L7j0M/6CZJ
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__ cc49b76301e898ae7d01464bfa72b5758a3f57cdd080a8d7c8e980be32efd986.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__ explorha.exe -
Blocklisted process makes network request 2 IoCs
flow pid Process 4 3212 rundll32.exe 5 988 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 cc49b76301e898ae7d01464bfa72b5758a3f57cdd080a8d7c8e980be32efd986.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion cc49b76301e898ae7d01464bfa72b5758a3f57cdd080a8d7c8e980be32efd986.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\SystemBiosVersion 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 explorha.exe -
Executes dropped EXE 4 IoCs
pid Process 4848 explorha.exe 72 explorha.exe 2756 explorha.exe 3732 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-1-5-21-3084248216-1643706459-906455512-1000\Software\Wine cc49b76301e898ae7d01464bfa72b5758a3f57cdd080a8d7c8e980be32efd986.exe Key opened \REGISTRY\USER\S-1-5-21-3084248216-1643706459-906455512-1000\Software\Wine explorha.exe Key opened \REGISTRY\USER\S-1-5-21-3084248216-1643706459-906455512-1000\Software\Wine explorha.exe Key opened \REGISTRY\USER\S-1-5-21-3084248216-1643706459-906455512-1000\Software\Wine explorha.exe Key opened \REGISTRY\USER\S-1-5-21-3084248216-1643706459-906455512-1000\Software\Wine explorha.exe -
Loads dropped DLL 3 IoCs
pid Process 400 rundll32.exe 3212 rundll32.exe 988 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 920 cc49b76301e898ae7d01464bfa72b5758a3f57cdd080a8d7c8e980be32efd986.exe 4848 explorha.exe 72 explorha.exe 2756 explorha.exe 3732 explorha.exe -
Drops file in Windows directory 1 IoCs
description ioc Process File created C:\Windows\Tasks\explorha.job cc49b76301e898ae7d01464bfa72b5758a3f57cdd080a8d7c8e980be32efd986.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 920 cc49b76301e898ae7d01464bfa72b5758a3f57cdd080a8d7c8e980be32efd986.exe 920 cc49b76301e898ae7d01464bfa72b5758a3f57cdd080a8d7c8e980be32efd986.exe 4848 explorha.exe 4848 explorha.exe 72 explorha.exe 72 explorha.exe 3212 rundll32.exe 3212 rundll32.exe 3212 rundll32.exe 3212 rundll32.exe 3212 rundll32.exe 3212 rundll32.exe 3212 rundll32.exe 3212 rundll32.exe 3212 rundll32.exe 3212 rundll32.exe 4924 powershell.exe 4924 powershell.exe 2756 explorha.exe 2756 explorha.exe 3732 explorha.exe 3732 explorha.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 4924 powershell.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 920 cc49b76301e898ae7d01464bfa72b5758a3f57cdd080a8d7c8e980be32efd986.exe -
Suspicious use of WriteProcessMemory 15 IoCs
description pid Process procid_target PID 920 wrote to memory of 4848 920 cc49b76301e898ae7d01464bfa72b5758a3f57cdd080a8d7c8e980be32efd986.exe 81 PID 920 wrote to memory of 4848 920 cc49b76301e898ae7d01464bfa72b5758a3f57cdd080a8d7c8e980be32efd986.exe 81 PID 920 wrote to memory of 4848 920 cc49b76301e898ae7d01464bfa72b5758a3f57cdd080a8d7c8e980be32efd986.exe 81 PID 4848 wrote to memory of 400 4848 explorha.exe 83 PID 4848 wrote to memory of 400 4848 explorha.exe 83 PID 4848 wrote to memory of 400 4848 explorha.exe 83 PID 400 wrote to memory of 3212 400 rundll32.exe 84 PID 400 wrote to memory of 3212 400 rundll32.exe 84 PID 3212 wrote to memory of 2376 3212 rundll32.exe 85 PID 3212 wrote to memory of 2376 3212 rundll32.exe 85 PID 3212 wrote to memory of 4924 3212 rundll32.exe 87 PID 3212 wrote to memory of 4924 3212 rundll32.exe 87 PID 4848 wrote to memory of 988 4848 explorha.exe 89 PID 4848 wrote to memory of 988 4848 explorha.exe 89 PID 4848 wrote to memory of 988 4848 explorha.exe 89
Processes
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C:\Users\Admin\AppData\Local\Temp\cc49b76301e898ae7d01464bfa72b5758a3f57cdd080a8d7c8e980be32efd986.exe"C:\Users\Admin\AppData\Local\Temp\cc49b76301e898ae7d01464bfa72b5758a3f57cdd080a8d7c8e980be32efd986.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:920 -
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:4848 -
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:400 -
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:3212 -
C:\Windows\system32\netsh.exenetsh wlan show profiles5⤵PID:2376
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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\084248216164_Desktop.zip' -CompressionLevel Optimal5⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4924
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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:988
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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:72
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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:2756
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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:3732
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
1.8MB
MD5013b5cdcf5aebb166377bdb54172dc1b
SHA13e59d8033726ff069a40a49e3b1ef2791380ce4f
SHA256cc49b76301e898ae7d01464bfa72b5758a3f57cdd080a8d7c8e980be32efd986
SHA512a0ebc2abe6500dd225eb428a4c5104f897814aed3772bed8bfbe684915dd81242d80f2aaf03bb3bb0f38ba799ff73c02c4610f444078deade5f02771ea433fb8
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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