Analysis
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max time kernel
146s -
max time network
151s -
platform
windows11-21h2_x64 -
resource
win11-20240221-en -
resource tags
arch:x64arch:x86image:win11-20240221-enlocale:en-usos:windows11-21h2-x64system -
submitted
01-04-2024 01:06
Static task
static1
Behavioral task
behavioral1
Sample
a1b4b46ab29e97c9e87f86cd2ef533a7884815fa51f0c25cb2da03bad4b5ba4f.exe
Resource
win10v2004-20240226-en
General
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Target
a1b4b46ab29e97c9e87f86cd2ef533a7884815fa51f0c25cb2da03bad4b5ba4f.exe
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Size
1.8MB
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MD5
099534f7d955508474bf7a1e529f2127
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SHA1
2c3be5128d946401f32463b10913e83954bb937c
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SHA256
a1b4b46ab29e97c9e87f86cd2ef533a7884815fa51f0c25cb2da03bad4b5ba4f
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SHA512
00e088e3e38ef34c0ddd8cb3651ac03523e7f08ff1dbfc8a9a2ebae299ad8ad52fe6bcde93ef756defb5ef6142acbf3015ea6269f76f8aed934ac88ad0286310
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SSDEEP
49152:TIrRcjj42ahO562qQKydFDXeBFBvM11g:TIzhOE2DFDu54
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
Processes:
a1b4b46ab29e97c9e87f86cd2ef533a7884815fa51f0c25cb2da03bad4b5ba4f.exeexplorha.exeexplorha.exeexplorha.exedescription ioc process Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ a1b4b46ab29e97c9e87f86cd2ef533a7884815fa51f0c25cb2da03bad4b5ba4f.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
Processes:
rundll32.exerundll32.exeflow pid process 3 824 rundll32.exe 4 2116 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.
Processes:
explorha.exeexplorha.exeexplorha.exea1b4b46ab29e97c9e87f86cd2ef533a7884815fa51f0c25cb2da03bad4b5ba4f.exedescription 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 a1b4b46ab29e97c9e87f86cd2ef533a7884815fa51f0c25cb2da03bad4b5ba4f.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion a1b4b46ab29e97c9e87f86cd2ef533a7884815fa51f0c25cb2da03bad4b5ba4f.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion explorha.exe -
Executes dropped EXE 3 IoCs
Processes:
explorha.exeexplorha.exeexplorha.exepid process 1344 explorha.exe 2044 explorha.exe 3612 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.
Processes:
explorha.exeexplorha.exeexplorha.exea1b4b46ab29e97c9e87f86cd2ef533a7884815fa51f0c25cb2da03bad4b5ba4f.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-4280069375-290121026-380765049-1000\Software\Wine explorha.exe Key opened \REGISTRY\USER\S-1-5-21-4280069375-290121026-380765049-1000\Software\Wine explorha.exe Key opened \REGISTRY\USER\S-1-5-21-4280069375-290121026-380765049-1000\Software\Wine explorha.exe Key opened \REGISTRY\USER\S-1-5-21-4280069375-290121026-380765049-1000\Software\Wine a1b4b46ab29e97c9e87f86cd2ef533a7884815fa51f0c25cb2da03bad4b5ba4f.exe -
Loads dropped DLL 3 IoCs
Processes:
rundll32.exerundll32.exerundll32.exepid process 2028 rundll32.exe 824 rundll32.exe 2116 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
Processes:
a1b4b46ab29e97c9e87f86cd2ef533a7884815fa51f0c25cb2da03bad4b5ba4f.exeexplorha.exeexplorha.exeexplorha.exepid process 2520 a1b4b46ab29e97c9e87f86cd2ef533a7884815fa51f0c25cb2da03bad4b5ba4f.exe 1344 explorha.exe 2044 explorha.exe 3612 explorha.exe -
Drops file in Windows directory 1 IoCs
Processes:
a1b4b46ab29e97c9e87f86cd2ef533a7884815fa51f0c25cb2da03bad4b5ba4f.exedescription ioc process File created C:\Windows\Tasks\explorha.job a1b4b46ab29e97c9e87f86cd2ef533a7884815fa51f0c25cb2da03bad4b5ba4f.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
Processes:
a1b4b46ab29e97c9e87f86cd2ef533a7884815fa51f0c25cb2da03bad4b5ba4f.exeexplorha.exerundll32.exepowershell.exeexplorha.exeexplorha.exepid process 2520 a1b4b46ab29e97c9e87f86cd2ef533a7884815fa51f0c25cb2da03bad4b5ba4f.exe 2520 a1b4b46ab29e97c9e87f86cd2ef533a7884815fa51f0c25cb2da03bad4b5ba4f.exe 1344 explorha.exe 1344 explorha.exe 824 rundll32.exe 824 rundll32.exe 824 rundll32.exe 824 rundll32.exe 824 rundll32.exe 824 rundll32.exe 824 rundll32.exe 824 rundll32.exe 824 rundll32.exe 824 rundll32.exe 1484 powershell.exe 1484 powershell.exe 2044 explorha.exe 2044 explorha.exe 3612 explorha.exe 3612 explorha.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
powershell.exedescription pid process Token: SeDebugPrivilege 1484 powershell.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
Processes:
a1b4b46ab29e97c9e87f86cd2ef533a7884815fa51f0c25cb2da03bad4b5ba4f.exepid process 2520 a1b4b46ab29e97c9e87f86cd2ef533a7884815fa51f0c25cb2da03bad4b5ba4f.exe -
Suspicious use of WriteProcessMemory 15 IoCs
Processes:
a1b4b46ab29e97c9e87f86cd2ef533a7884815fa51f0c25cb2da03bad4b5ba4f.exeexplorha.exerundll32.exerundll32.exedescription pid process target process PID 2520 wrote to memory of 1344 2520 a1b4b46ab29e97c9e87f86cd2ef533a7884815fa51f0c25cb2da03bad4b5ba4f.exe explorha.exe PID 2520 wrote to memory of 1344 2520 a1b4b46ab29e97c9e87f86cd2ef533a7884815fa51f0c25cb2da03bad4b5ba4f.exe explorha.exe PID 2520 wrote to memory of 1344 2520 a1b4b46ab29e97c9e87f86cd2ef533a7884815fa51f0c25cb2da03bad4b5ba4f.exe explorha.exe PID 1344 wrote to memory of 2028 1344 explorha.exe rundll32.exe PID 1344 wrote to memory of 2028 1344 explorha.exe rundll32.exe PID 1344 wrote to memory of 2028 1344 explorha.exe rundll32.exe PID 2028 wrote to memory of 824 2028 rundll32.exe rundll32.exe PID 2028 wrote to memory of 824 2028 rundll32.exe rundll32.exe PID 824 wrote to memory of 5012 824 rundll32.exe netsh.exe PID 824 wrote to memory of 5012 824 rundll32.exe netsh.exe PID 824 wrote to memory of 1484 824 rundll32.exe powershell.exe PID 824 wrote to memory of 1484 824 rundll32.exe powershell.exe PID 1344 wrote to memory of 2116 1344 explorha.exe rundll32.exe PID 1344 wrote to memory of 2116 1344 explorha.exe rundll32.exe PID 1344 wrote to memory of 2116 1344 explorha.exe rundll32.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\a1b4b46ab29e97c9e87f86cd2ef533a7884815fa51f0c25cb2da03bad4b5ba4f.exe"C:\Users\Admin\AppData\Local\Temp\a1b4b46ab29e97c9e87f86cd2ef533a7884815fa51f0c25cb2da03bad4b5ba4f.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:2520 -
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:1344 -
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:2028 -
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:824 -
C:\Windows\system32\netsh.exenetsh wlan show profiles5⤵PID:5012
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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\280069375290_Desktop.zip' -CompressionLevel Optimal5⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1484
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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:2116
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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:2044
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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:3612
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
1.8MB
MD5099534f7d955508474bf7a1e529f2127
SHA12c3be5128d946401f32463b10913e83954bb937c
SHA256a1b4b46ab29e97c9e87f86cd2ef533a7884815fa51f0c25cb2da03bad4b5ba4f
SHA51200e088e3e38ef34c0ddd8cb3651ac03523e7f08ff1dbfc8a9a2ebae299ad8ad52fe6bcde93ef756defb5ef6142acbf3015ea6269f76f8aed934ac88ad0286310
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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