Analysis
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max time kernel
147s -
max time network
150s -
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 04:59
Static task
static1
Behavioral task
behavioral1
Sample
f0f2948759d4d4773aa915b885fb244a6c9d1c956ebd4fa48bf86e7e925153d5.exe
Resource
win10v2004-20240226-en
General
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Target
f0f2948759d4d4773aa915b885fb244a6c9d1c956ebd4fa48bf86e7e925153d5.exe
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Size
1.8MB
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MD5
f5e309ef18d77a0799375f564f5b2cb5
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SHA1
802228d06033412a07502d062be3e09738b97c21
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SHA256
f0f2948759d4d4773aa915b885fb244a6c9d1c956ebd4fa48bf86e7e925153d5
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SHA512
10932e2a2bbc33668799a8a33e7a7ad908fa3cb078e4a1c50fa08c6f522f5a3a4c1f221552f2e402ee378194d70cb9b00a55bfdd7075d3725590bbec7ef9a24e
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SSDEEP
49152:hzJRP8XHsNI8zBP/4vtutHYjqr6VZGaqYweRbCb60WCBu98:1JlkHSP40HYjhVwN+Su98
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 2 IoCs
Processes:
f0f2948759d4d4773aa915b885fb244a6c9d1c956ebd4fa48bf86e7e925153d5.exeexplorha.exedescription ioc process Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ f0f2948759d4d4773aa915b885fb244a6c9d1c956ebd4fa48bf86e7e925153d5.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 2800 rundll32.exe 4 3048 rundll32.exe -
Downloads MZ/PE file
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Checks BIOS information in registry 2 TTPs 4 IoCs
BIOS information is often read in order to detect sandboxing environments.
Processes:
f0f2948759d4d4773aa915b885fb244a6c9d1c956ebd4fa48bf86e7e925153d5.exeexplorha.exedescription ioc process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion f0f2948759d4d4773aa915b885fb244a6c9d1c956ebd4fa48bf86e7e925153d5.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 f0f2948759d4d4773aa915b885fb244a6c9d1c956ebd4fa48bf86e7e925153d5.exe -
Executes dropped EXE 1 IoCs
Processes:
explorha.exepid process 3040 explorha.exe -
Identifies Wine through registry keys 2 TTPs 2 IoCs
Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.
Processes:
f0f2948759d4d4773aa915b885fb244a6c9d1c956ebd4fa48bf86e7e925153d5.exeexplorha.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-1637591879-962683004-3585269084-1000\Software\Wine f0f2948759d4d4773aa915b885fb244a6c9d1c956ebd4fa48bf86e7e925153d5.exe Key opened \REGISTRY\USER\S-1-5-21-1637591879-962683004-3585269084-1000\Software\Wine explorha.exe -
Loads dropped DLL 3 IoCs
Processes:
rundll32.exerundll32.exerundll32.exepid process 2260 rundll32.exe 2800 rundll32.exe 3048 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 2 IoCs
Processes:
f0f2948759d4d4773aa915b885fb244a6c9d1c956ebd4fa48bf86e7e925153d5.exeexplorha.exepid process 3088 f0f2948759d4d4773aa915b885fb244a6c9d1c956ebd4fa48bf86e7e925153d5.exe 3040 explorha.exe -
Drops file in Windows directory 1 IoCs
Processes:
f0f2948759d4d4773aa915b885fb244a6c9d1c956ebd4fa48bf86e7e925153d5.exedescription ioc process File created C:\Windows\Tasks\explorha.job f0f2948759d4d4773aa915b885fb244a6c9d1c956ebd4fa48bf86e7e925153d5.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Suspicious behavior: EnumeratesProcesses 16 IoCs
Processes:
f0f2948759d4d4773aa915b885fb244a6c9d1c956ebd4fa48bf86e7e925153d5.exeexplorha.exerundll32.exepowershell.exepid process 3088 f0f2948759d4d4773aa915b885fb244a6c9d1c956ebd4fa48bf86e7e925153d5.exe 3088 f0f2948759d4d4773aa915b885fb244a6c9d1c956ebd4fa48bf86e7e925153d5.exe 3040 explorha.exe 3040 explorha.exe 2800 rundll32.exe 2800 rundll32.exe 2800 rundll32.exe 2800 rundll32.exe 2800 rundll32.exe 2800 rundll32.exe 2800 rundll32.exe 2800 rundll32.exe 2800 rundll32.exe 2800 rundll32.exe 1456 powershell.exe 1456 powershell.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
powershell.exedescription pid process Token: SeDebugPrivilege 1456 powershell.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
Processes:
f0f2948759d4d4773aa915b885fb244a6c9d1c956ebd4fa48bf86e7e925153d5.exepid process 3088 f0f2948759d4d4773aa915b885fb244a6c9d1c956ebd4fa48bf86e7e925153d5.exe -
Suspicious use of WriteProcessMemory 15 IoCs
Processes:
f0f2948759d4d4773aa915b885fb244a6c9d1c956ebd4fa48bf86e7e925153d5.exeexplorha.exerundll32.exerundll32.exedescription pid process target process PID 3088 wrote to memory of 3040 3088 f0f2948759d4d4773aa915b885fb244a6c9d1c956ebd4fa48bf86e7e925153d5.exe explorha.exe PID 3088 wrote to memory of 3040 3088 f0f2948759d4d4773aa915b885fb244a6c9d1c956ebd4fa48bf86e7e925153d5.exe explorha.exe PID 3088 wrote to memory of 3040 3088 f0f2948759d4d4773aa915b885fb244a6c9d1c956ebd4fa48bf86e7e925153d5.exe explorha.exe PID 3040 wrote to memory of 2260 3040 explorha.exe rundll32.exe PID 3040 wrote to memory of 2260 3040 explorha.exe rundll32.exe PID 3040 wrote to memory of 2260 3040 explorha.exe rundll32.exe PID 2260 wrote to memory of 2800 2260 rundll32.exe rundll32.exe PID 2260 wrote to memory of 2800 2260 rundll32.exe rundll32.exe PID 2800 wrote to memory of 4344 2800 rundll32.exe netsh.exe PID 2800 wrote to memory of 4344 2800 rundll32.exe netsh.exe PID 2800 wrote to memory of 1456 2800 rundll32.exe powershell.exe PID 2800 wrote to memory of 1456 2800 rundll32.exe powershell.exe PID 3040 wrote to memory of 3048 3040 explorha.exe rundll32.exe PID 3040 wrote to memory of 3048 3040 explorha.exe rundll32.exe PID 3040 wrote to memory of 3048 3040 explorha.exe rundll32.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\f0f2948759d4d4773aa915b885fb244a6c9d1c956ebd4fa48bf86e7e925153d5.exe"C:\Users\Admin\AppData\Local\Temp\f0f2948759d4d4773aa915b885fb244a6c9d1c956ebd4fa48bf86e7e925153d5.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:3088 -
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:3040 -
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:2260 -
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:2800 -
C:\Windows\system32\netsh.exenetsh wlan show profiles5⤵PID:4344
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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\637591879962_Desktop.zip' -CompressionLevel Optimal5⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1456
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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:3048
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
1.8MB
MD5f5e309ef18d77a0799375f564f5b2cb5
SHA1802228d06033412a07502d062be3e09738b97c21
SHA256f0f2948759d4d4773aa915b885fb244a6c9d1c956ebd4fa48bf86e7e925153d5
SHA51210932e2a2bbc33668799a8a33e7a7ad908fa3cb078e4a1c50fa08c6f522f5a3a4c1f221552f2e402ee378194d70cb9b00a55bfdd7075d3725590bbec7ef9a24e
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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