Analysis
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max time kernel
144s -
max time network
139s -
platform
windows11-21h2_x64 -
resource
win11-20240221-en -
resource tags
arch:x64arch:x86image:win11-20240221-enlocale:en-usos:windows11-21h2-x64system -
submitted
22-03-2024 12:13
Static task
static1
Behavioral task
behavioral1
Sample
d84eb548ffe5faaf742750fd26d1ca522d1c18f4dd79a9f4c57c2710717f3aff.exe
Resource
win10v2004-20240226-en
General
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Target
d84eb548ffe5faaf742750fd26d1ca522d1c18f4dd79a9f4c57c2710717f3aff.exe
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Size
1.8MB
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MD5
37689bcd8a5fcef236807be34e1988b2
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SHA1
42cd8ac464f0ef1b10366e401252202c82cb12bb
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SHA256
d84eb548ffe5faaf742750fd26d1ca522d1c18f4dd79a9f4c57c2710717f3aff
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SHA512
2ccc6055b05b8a9ff714fb0e80294a984690c5b861c3cb3cc74bbc1908fbc267711f0013c8e102344f1b1e154975fd78dde4b43e1c00ba18717d581209809f85
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SSDEEP
49152:ywOwdiZ0BHG3cIGyOQ+5uXioy/bcpWMWSFXdr7t4e:y1AiZ0XyQuXio2CWMWG4e
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:
explorha.exed84eb548ffe5faaf742750fd26d1ca522d1c18f4dd79a9f4c57c2710717f3aff.exeexplorha.exeexplorha.exedescription ioc process Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ explorha.exe Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ d84eb548ffe5faaf742750fd26d1ca522d1c18f4dd79a9f4c57c2710717f3aff.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 2984 rundll32.exe 4 4440 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.exed84eb548ffe5faaf742750fd26d1ca522d1c18f4dd79a9f4c57c2710717f3aff.exeexplorha.exedescription 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\SystemBiosVersion d84eb548ffe5faaf742750fd26d1ca522d1c18f4dd79a9f4c57c2710717f3aff.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion d84eb548ffe5faaf742750fd26d1ca522d1c18f4dd79a9f4c57c2710717f3aff.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion explorha.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion explorha.exe -
Executes dropped EXE 3 IoCs
Processes:
explorha.exeexplorha.exeexplorha.exepid process 4940 explorha.exe 2836 explorha.exe 3332 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:
d84eb548ffe5faaf742750fd26d1ca522d1c18f4dd79a9f4c57c2710717f3aff.exeexplorha.exeexplorha.exeexplorha.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-4181651180-3163410697-3990547336-1000\Software\Wine d84eb548ffe5faaf742750fd26d1ca522d1c18f4dd79a9f4c57c2710717f3aff.exe Key opened \REGISTRY\USER\S-1-5-21-4181651180-3163410697-3990547336-1000\Software\Wine explorha.exe Key opened \REGISTRY\USER\S-1-5-21-4181651180-3163410697-3990547336-1000\Software\Wine explorha.exe Key opened \REGISTRY\USER\S-1-5-21-4181651180-3163410697-3990547336-1000\Software\Wine explorha.exe -
Loads dropped DLL 3 IoCs
Processes:
rundll32.exerundll32.exerundll32.exepid process 3916 rundll32.exe 2984 rundll32.exe 4440 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:
d84eb548ffe5faaf742750fd26d1ca522d1c18f4dd79a9f4c57c2710717f3aff.exeexplorha.exeexplorha.exeexplorha.exepid process 2476 d84eb548ffe5faaf742750fd26d1ca522d1c18f4dd79a9f4c57c2710717f3aff.exe 4940 explorha.exe 2836 explorha.exe 3332 explorha.exe -
Drops file in Windows directory 1 IoCs
Processes:
d84eb548ffe5faaf742750fd26d1ca522d1c18f4dd79a9f4c57c2710717f3aff.exedescription ioc process File created C:\Windows\Tasks\explorha.job d84eb548ffe5faaf742750fd26d1ca522d1c18f4dd79a9f4c57c2710717f3aff.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:
d84eb548ffe5faaf742750fd26d1ca522d1c18f4dd79a9f4c57c2710717f3aff.exeexplorha.exerundll32.exepowershell.exeexplorha.exeexplorha.exepid process 2476 d84eb548ffe5faaf742750fd26d1ca522d1c18f4dd79a9f4c57c2710717f3aff.exe 2476 d84eb548ffe5faaf742750fd26d1ca522d1c18f4dd79a9f4c57c2710717f3aff.exe 4940 explorha.exe 4940 explorha.exe 2984 rundll32.exe 2984 rundll32.exe 2984 rundll32.exe 2984 rundll32.exe 2984 rundll32.exe 2984 rundll32.exe 2984 rundll32.exe 2984 rundll32.exe 2984 rundll32.exe 2984 rundll32.exe 4400 powershell.exe 4400 powershell.exe 2836 explorha.exe 2836 explorha.exe 3332 explorha.exe 3332 explorha.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
powershell.exedescription pid process Token: SeDebugPrivilege 4400 powershell.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
Processes:
d84eb548ffe5faaf742750fd26d1ca522d1c18f4dd79a9f4c57c2710717f3aff.exepid process 2476 d84eb548ffe5faaf742750fd26d1ca522d1c18f4dd79a9f4c57c2710717f3aff.exe -
Suspicious use of WriteProcessMemory 15 IoCs
Processes:
d84eb548ffe5faaf742750fd26d1ca522d1c18f4dd79a9f4c57c2710717f3aff.exeexplorha.exerundll32.exerundll32.exedescription pid process target process PID 2476 wrote to memory of 4940 2476 d84eb548ffe5faaf742750fd26d1ca522d1c18f4dd79a9f4c57c2710717f3aff.exe explorha.exe PID 2476 wrote to memory of 4940 2476 d84eb548ffe5faaf742750fd26d1ca522d1c18f4dd79a9f4c57c2710717f3aff.exe explorha.exe PID 2476 wrote to memory of 4940 2476 d84eb548ffe5faaf742750fd26d1ca522d1c18f4dd79a9f4c57c2710717f3aff.exe explorha.exe PID 4940 wrote to memory of 3916 4940 explorha.exe rundll32.exe PID 4940 wrote to memory of 3916 4940 explorha.exe rundll32.exe PID 4940 wrote to memory of 3916 4940 explorha.exe rundll32.exe PID 3916 wrote to memory of 2984 3916 rundll32.exe rundll32.exe PID 3916 wrote to memory of 2984 3916 rundll32.exe rundll32.exe PID 2984 wrote to memory of 2824 2984 rundll32.exe netsh.exe PID 2984 wrote to memory of 2824 2984 rundll32.exe netsh.exe PID 2984 wrote to memory of 4400 2984 rundll32.exe powershell.exe PID 2984 wrote to memory of 4400 2984 rundll32.exe powershell.exe PID 4940 wrote to memory of 4440 4940 explorha.exe rundll32.exe PID 4940 wrote to memory of 4440 4940 explorha.exe rundll32.exe PID 4940 wrote to memory of 4440 4940 explorha.exe rundll32.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\d84eb548ffe5faaf742750fd26d1ca522d1c18f4dd79a9f4c57c2710717f3aff.exe"C:\Users\Admin\AppData\Local\Temp\d84eb548ffe5faaf742750fd26d1ca522d1c18f4dd79a9f4c57c2710717f3aff.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:2476 -
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:4940 -
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:3916 -
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:2984 -
C:\Windows\system32\netsh.exenetsh wlan show profiles5⤵PID:2824
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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\181651180316_Desktop.zip' -CompressionLevel Optimal5⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4400
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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:4440
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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:2836
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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:3332
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
1.2MB
MD53b1080154d12635bdf6174ccd03e3588
SHA1eafa5ecf7c52ee55ce9aab2feb1030417eeb6a40
SHA256584098070d769b35828a631b43c82d3161db97cf77cc0f4f41026018296771b5
SHA5120891943bebac7fe4eec453ddbca44de0db3692ec20ccc3b5cfc3c5aa5e2b8e9b0d0ee39441f949f315ea92cd13638ca78d20f4d24adf7587a6405d08cfab1229
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Filesize
1.8MB
MD537689bcd8a5fcef236807be34e1988b2
SHA142cd8ac464f0ef1b10366e401252202c82cb12bb
SHA256d84eb548ffe5faaf742750fd26d1ca522d1c18f4dd79a9f4c57c2710717f3aff
SHA5122ccc6055b05b8a9ff714fb0e80294a984690c5b861c3cb3cc74bbc1908fbc267711f0013c8e102344f1b1e154975fd78dde4b43e1c00ba18717d581209809f85
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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