Analysis
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max time kernel
148s -
max time network
152s -
platform
windows10-2004_x64 -
resource
win10v2004-20240226-en -
resource tags
arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system -
submitted
31-03-2024 09:31
Static task
static1
Behavioral task
behavioral1
Sample
efc5b78dc1faef417f45e206f67d65c4677d63201b3327fc602af5e2265ad9cd.exe
Resource
win10v2004-20240226-en
General
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Target
efc5b78dc1faef417f45e206f67d65c4677d63201b3327fc602af5e2265ad9cd.exe
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Size
1.8MB
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MD5
4a6648001597e18b66583a0cb4acf0a3
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SHA1
216214d33e9e6ab1f40649cfc1647abc30f91ed3
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SHA256
efc5b78dc1faef417f45e206f67d65c4677d63201b3327fc602af5e2265ad9cd
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SHA512
896f3da600061f7c264ea175fa1d04271feddae66993f9db6690509348916e2c05df1c2117209909bf433c31ad5eb8aac438d148c6495c18be8a11e55516ca9f
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SSDEEP
49152:1C9J/8G7mO5SRh5Nxdu5WEWIh3nIG3ik8:KZ7h5S35Nxg5phh3nIG3h8
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
Processes:
efc5b78dc1faef417f45e206f67d65c4677d63201b3327fc602af5e2265ad9cd.exeexplorha.exeexplorha.exeexplorha.exeexplorha.exedescription ioc process Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ efc5b78dc1faef417f45e206f67d65c4677d63201b3327fc602af5e2265ad9cd.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
Processes:
rundll32.exerundll32.exeflow pid process 27 1028 rundll32.exe 28 1408 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.
Processes:
efc5b78dc1faef417f45e206f67d65c4677d63201b3327fc602af5e2265ad9cd.exeexplorha.exeexplorha.exeexplorha.exeexplorha.exedescription ioc process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion efc5b78dc1faef417f45e206f67d65c4677d63201b3327fc602af5e2265ad9cd.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion explorha.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion efc5b78dc1faef417f45e206f67d65c4677d63201b3327fc602af5e2265ad9cd.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 Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion explorha.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion explorha.exe -
Checks computer location settings 2 TTPs 2 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
efc5b78dc1faef417f45e206f67d65c4677d63201b3327fc602af5e2265ad9cd.exeexplorha.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-983155329-280873152-1838004294-1000\Control Panel\International\Geo\Nation efc5b78dc1faef417f45e206f67d65c4677d63201b3327fc602af5e2265ad9cd.exe Key value queried \REGISTRY\USER\S-1-5-21-983155329-280873152-1838004294-1000\Control Panel\International\Geo\Nation explorha.exe -
Executes dropped EXE 4 IoCs
Processes:
explorha.exeexplorha.exeexplorha.exeexplorha.exepid process 4480 explorha.exe 5000 explorha.exe 4376 explorha.exe 2920 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.
Processes:
efc5b78dc1faef417f45e206f67d65c4677d63201b3327fc602af5e2265ad9cd.exeexplorha.exeexplorha.exeexplorha.exeexplorha.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-983155329-280873152-1838004294-1000\Software\Wine efc5b78dc1faef417f45e206f67d65c4677d63201b3327fc602af5e2265ad9cd.exe Key opened \REGISTRY\USER\S-1-5-21-983155329-280873152-1838004294-1000\Software\Wine explorha.exe Key opened \REGISTRY\USER\S-1-5-21-983155329-280873152-1838004294-1000\Software\Wine explorha.exe Key opened \REGISTRY\USER\S-1-5-21-983155329-280873152-1838004294-1000\Software\Wine explorha.exe Key opened \REGISTRY\USER\S-1-5-21-983155329-280873152-1838004294-1000\Software\Wine explorha.exe -
Loads dropped DLL 3 IoCs
Processes:
rundll32.exerundll32.exerundll32.exepid process 4632 rundll32.exe 1028 rundll32.exe 1408 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
Processes:
efc5b78dc1faef417f45e206f67d65c4677d63201b3327fc602af5e2265ad9cd.exeexplorha.exeexplorha.exeexplorha.exeexplorha.exepid process 4944 efc5b78dc1faef417f45e206f67d65c4677d63201b3327fc602af5e2265ad9cd.exe 4480 explorha.exe 5000 explorha.exe 4376 explorha.exe 2920 explorha.exe -
Drops file in Windows directory 1 IoCs
Processes:
efc5b78dc1faef417f45e206f67d65c4677d63201b3327fc602af5e2265ad9cd.exedescription ioc process File created C:\Windows\Tasks\explorha.job efc5b78dc1faef417f45e206f67d65c4677d63201b3327fc602af5e2265ad9cd.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Suspicious behavior: EnumeratesProcesses 23 IoCs
Processes:
efc5b78dc1faef417f45e206f67d65c4677d63201b3327fc602af5e2265ad9cd.exeexplorha.exerundll32.exepowershell.exeexplorha.exeexplorha.exeexplorha.exepid process 4944 efc5b78dc1faef417f45e206f67d65c4677d63201b3327fc602af5e2265ad9cd.exe 4944 efc5b78dc1faef417f45e206f67d65c4677d63201b3327fc602af5e2265ad9cd.exe 4480 explorha.exe 4480 explorha.exe 1028 rundll32.exe 1028 rundll32.exe 1028 rundll32.exe 1028 rundll32.exe 1028 rundll32.exe 1028 rundll32.exe 1028 rundll32.exe 1028 rundll32.exe 1028 rundll32.exe 1028 rundll32.exe 1348 powershell.exe 1348 powershell.exe 1348 powershell.exe 5000 explorha.exe 5000 explorha.exe 4376 explorha.exe 4376 explorha.exe 2920 explorha.exe 2920 explorha.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
powershell.exedescription pid process Token: SeDebugPrivilege 1348 powershell.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
Processes:
efc5b78dc1faef417f45e206f67d65c4677d63201b3327fc602af5e2265ad9cd.exepid process 4944 efc5b78dc1faef417f45e206f67d65c4677d63201b3327fc602af5e2265ad9cd.exe -
Suspicious use of WriteProcessMemory 15 IoCs
Processes:
efc5b78dc1faef417f45e206f67d65c4677d63201b3327fc602af5e2265ad9cd.exeexplorha.exerundll32.exerundll32.exedescription pid process target process PID 4944 wrote to memory of 4480 4944 efc5b78dc1faef417f45e206f67d65c4677d63201b3327fc602af5e2265ad9cd.exe explorha.exe PID 4944 wrote to memory of 4480 4944 efc5b78dc1faef417f45e206f67d65c4677d63201b3327fc602af5e2265ad9cd.exe explorha.exe PID 4944 wrote to memory of 4480 4944 efc5b78dc1faef417f45e206f67d65c4677d63201b3327fc602af5e2265ad9cd.exe explorha.exe PID 4480 wrote to memory of 4632 4480 explorha.exe rundll32.exe PID 4480 wrote to memory of 4632 4480 explorha.exe rundll32.exe PID 4480 wrote to memory of 4632 4480 explorha.exe rundll32.exe PID 4632 wrote to memory of 1028 4632 rundll32.exe rundll32.exe PID 4632 wrote to memory of 1028 4632 rundll32.exe rundll32.exe PID 1028 wrote to memory of 2988 1028 rundll32.exe netsh.exe PID 1028 wrote to memory of 2988 1028 rundll32.exe netsh.exe PID 1028 wrote to memory of 1348 1028 rundll32.exe powershell.exe PID 1028 wrote to memory of 1348 1028 rundll32.exe powershell.exe PID 4480 wrote to memory of 1408 4480 explorha.exe rundll32.exe PID 4480 wrote to memory of 1408 4480 explorha.exe rundll32.exe PID 4480 wrote to memory of 1408 4480 explorha.exe rundll32.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\efc5b78dc1faef417f45e206f67d65c4677d63201b3327fc602af5e2265ad9cd.exe"C:\Users\Admin\AppData\Local\Temp\efc5b78dc1faef417f45e206f67d65c4677d63201b3327fc602af5e2265ad9cd.exe"1⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Checks computer location settings
- 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:4944 -
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
- Checks computer location settings
- Executes dropped EXE
- Identifies Wine through registry keys
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:4480 -
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:4632 -
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:1028 -
C:\Windows\system32\netsh.exenetsh wlan show profiles5⤵PID:2988
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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\831553292808_Desktop.zip' -CompressionLevel Optimal5⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1348
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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:1408
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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:5000
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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:4376
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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:2920
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
1.8MB
MD54a6648001597e18b66583a0cb4acf0a3
SHA1216214d33e9e6ab1f40649cfc1647abc30f91ed3
SHA256efc5b78dc1faef417f45e206f67d65c4677d63201b3327fc602af5e2265ad9cd
SHA512896f3da600061f7c264ea175fa1d04271feddae66993f9db6690509348916e2c05df1c2117209909bf433c31ad5eb8aac438d148c6495c18be8a11e55516ca9f
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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