Analysis
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max time kernel
149s -
max time network
154s -
platform
windows11-21h2_x64 -
resource
win11-20240221-en -
resource tags
arch:x64arch:x86image:win11-20240221-enlocale:en-usos:windows11-21h2-x64system -
submitted
26/03/2024, 06:49
Static task
static1
Behavioral task
behavioral1
Sample
2077f98934b11ac50a59017984c3d2f4637db10dbac02ac899eac6801f0f3023.exe
Resource
win10v2004-20240226-en
General
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Target
2077f98934b11ac50a59017984c3d2f4637db10dbac02ac899eac6801f0f3023.exe
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Size
1.8MB
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MD5
46ee4709792f55c79ee52c35a676f5de
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SHA1
3dc56a45fca75a340c972e68ef213063cc660ff9
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SHA256
2077f98934b11ac50a59017984c3d2f4637db10dbac02ac899eac6801f0f3023
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SHA512
c00d79b8631342a05c44df91382b5a93f7e55a70d77ec3d7b5c704594c5155794f6b4a616eb0f3f0aef9e8c49bc17af79449e81da99350ad5998c37ea9334303
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SSDEEP
49152:Le2PcLq+2lo3sGWi8esZK/C8kP5gA90rdWOos8:LjcLq+ONoUK/C8kP5gA90rd7P
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__ 2077f98934b11ac50a59017984c3d2f4637db10dbac02ac899eac6801f0f3023.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 3 2256 rundll32.exe 4 1832 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 2077f98934b11ac50a59017984c3d2f4637db10dbac02ac899eac6801f0f3023.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion 2077f98934b11ac50a59017984c3d2f4637db10dbac02ac899eac6801f0f3023.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion explorha.exe -
Executes dropped EXE 3 IoCs
pid Process 2836 explorha.exe 1000 explorha.exe 1240 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-1-5-21-3852399462-405385529-394778097-1000\Software\Wine 2077f98934b11ac50a59017984c3d2f4637db10dbac02ac899eac6801f0f3023.exe Key opened \REGISTRY\USER\S-1-5-21-3852399462-405385529-394778097-1000\Software\Wine explorha.exe Key opened \REGISTRY\USER\S-1-5-21-3852399462-405385529-394778097-1000\Software\Wine explorha.exe Key opened \REGISTRY\USER\S-1-5-21-3852399462-405385529-394778097-1000\Software\Wine explorha.exe -
Loads dropped DLL 3 IoCs
pid Process 4044 rundll32.exe 2256 rundll32.exe 1832 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 2200 2077f98934b11ac50a59017984c3d2f4637db10dbac02ac899eac6801f0f3023.exe 2836 explorha.exe 1000 explorha.exe 1240 explorha.exe -
Drops file in Windows directory 1 IoCs
description ioc Process File created C:\Windows\Tasks\explorha.job 2077f98934b11ac50a59017984c3d2f4637db10dbac02ac899eac6801f0f3023.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Suspicious behavior: EnumeratesProcesses 20 IoCs
pid Process 2200 2077f98934b11ac50a59017984c3d2f4637db10dbac02ac899eac6801f0f3023.exe 2200 2077f98934b11ac50a59017984c3d2f4637db10dbac02ac899eac6801f0f3023.exe 2836 explorha.exe 2836 explorha.exe 2256 rundll32.exe 2256 rundll32.exe 2256 rundll32.exe 2256 rundll32.exe 2256 rundll32.exe 2256 rundll32.exe 2256 rundll32.exe 2256 rundll32.exe 2256 rundll32.exe 2256 rundll32.exe 4952 powershell.exe 4952 powershell.exe 1000 explorha.exe 1000 explorha.exe 1240 explorha.exe 1240 explorha.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 4952 powershell.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 2200 2077f98934b11ac50a59017984c3d2f4637db10dbac02ac899eac6801f0f3023.exe -
Suspicious use of WriteProcessMemory 15 IoCs
description pid Process procid_target PID 2200 wrote to memory of 2836 2200 2077f98934b11ac50a59017984c3d2f4637db10dbac02ac899eac6801f0f3023.exe 80 PID 2200 wrote to memory of 2836 2200 2077f98934b11ac50a59017984c3d2f4637db10dbac02ac899eac6801f0f3023.exe 80 PID 2200 wrote to memory of 2836 2200 2077f98934b11ac50a59017984c3d2f4637db10dbac02ac899eac6801f0f3023.exe 80 PID 2836 wrote to memory of 4044 2836 explorha.exe 81 PID 2836 wrote to memory of 4044 2836 explorha.exe 81 PID 2836 wrote to memory of 4044 2836 explorha.exe 81 PID 4044 wrote to memory of 2256 4044 rundll32.exe 82 PID 4044 wrote to memory of 2256 4044 rundll32.exe 82 PID 2256 wrote to memory of 3956 2256 rundll32.exe 83 PID 2256 wrote to memory of 3956 2256 rundll32.exe 83 PID 2256 wrote to memory of 4952 2256 rundll32.exe 85 PID 2256 wrote to memory of 4952 2256 rundll32.exe 85 PID 2836 wrote to memory of 1832 2836 explorha.exe 87 PID 2836 wrote to memory of 1832 2836 explorha.exe 87 PID 2836 wrote to memory of 1832 2836 explorha.exe 87
Processes
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C:\Users\Admin\AppData\Local\Temp\2077f98934b11ac50a59017984c3d2f4637db10dbac02ac899eac6801f0f3023.exe"C:\Users\Admin\AppData\Local\Temp\2077f98934b11ac50a59017984c3d2f4637db10dbac02ac899eac6801f0f3023.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:2200 -
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:2836 -
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:4044 -
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:2256 -
C:\Windows\system32\netsh.exenetsh wlan show profiles5⤵PID:3956
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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\852399462405_Desktop.zip' -CompressionLevel Optimal5⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4952
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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:1832
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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:1000
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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:1240
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
1.8MB
MD546ee4709792f55c79ee52c35a676f5de
SHA13dc56a45fca75a340c972e68ef213063cc660ff9
SHA2562077f98934b11ac50a59017984c3d2f4637db10dbac02ac899eac6801f0f3023
SHA512c00d79b8631342a05c44df91382b5a93f7e55a70d77ec3d7b5c704594c5155794f6b4a616eb0f3f0aef9e8c49bc17af79449e81da99350ad5998c37ea9334303
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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