Analysis
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max time kernel
146s -
max time network
142s -
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 08:18
Static task
static1
Behavioral task
behavioral1
Sample
540dc79ad170cd178e5789355f423f4383164e8d5bf29e71134311ccaffca577.exe
Resource
win10v2004-20240226-en
General
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Target
540dc79ad170cd178e5789355f423f4383164e8d5bf29e71134311ccaffca577.exe
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Size
1.8MB
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MD5
f46123f7f7b3a23d5321789f85ef599c
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SHA1
64dfd265c5d29fd5fd7647fc1ec50440e7d82b31
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SHA256
540dc79ad170cd178e5789355f423f4383164e8d5bf29e71134311ccaffca577
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SHA512
2fa9839d844498a0dc39eb1ac606ad3b33affd395e43e3477b363a8ac94c0242ebb2efe702beefe1c6e49b48938464ae56c480da2fc334c4bb0993aa2e14da8d
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SSDEEP
49152:GRyePJlW9sedpuWnhGM/o7yxUOPOLD2csIcl6b:GlqRXuWh5wXOPOLD2ic
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:
explorha.exeexplorha.exe540dc79ad170cd178e5789355f423f4383164e8d5bf29e71134311ccaffca577.exeexplorha.exe1a9c09aad8.exedescription ioc process 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__ 540dc79ad170cd178e5789355f423f4383164e8d5bf29e71134311ccaffca577.exe Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ explorha.exe Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ 1a9c09aad8.exe -
Blocklisted process makes network request 2 IoCs
Processes:
rundll32.exerundll32.exeflow pid process 6 4300 rundll32.exe 7 1448 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:
explorha.exe540dc79ad170cd178e5789355f423f4383164e8d5bf29e71134311ccaffca577.exeexplorha.exeexplorha.exe1a9c09aad8.exedescription ioc process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion explorha.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion 540dc79ad170cd178e5789355f423f4383164e8d5bf29e71134311ccaffca577.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 540dc79ad170cd178e5789355f423f4383164e8d5bf29e71134311ccaffca577.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion explorha.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion 1a9c09aad8.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion 1a9c09aad8.exe -
Executes dropped EXE 4 IoCs
Processes:
explorha.exe1a9c09aad8.exeexplorha.exeexplorha.exepid process 5088 explorha.exe 3944 1a9c09aad8.exe 2928 explorha.exe 2572 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:
explorha.exe1a9c09aad8.exeexplorha.exeexplorha.exe540dc79ad170cd178e5789355f423f4383164e8d5bf29e71134311ccaffca577.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-3594324687-1993884830-4019639329-1000\Software\Wine explorha.exe Key opened \REGISTRY\USER\S-1-5-21-3594324687-1993884830-4019639329-1000\Software\Wine 1a9c09aad8.exe Key opened \REGISTRY\USER\S-1-5-21-3594324687-1993884830-4019639329-1000\Software\Wine explorha.exe Key opened \REGISTRY\USER\S-1-5-21-3594324687-1993884830-4019639329-1000\Software\Wine explorha.exe Key opened \REGISTRY\USER\S-1-5-21-3594324687-1993884830-4019639329-1000\Software\Wine 540dc79ad170cd178e5789355f423f4383164e8d5bf29e71134311ccaffca577.exe -
Loads dropped DLL 3 IoCs
Processes:
rundll32.exerundll32.exerundll32.exepid process 4780 rundll32.exe 4300 rundll32.exe 1448 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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Adds Run key to start application 2 TTPs 1 IoCs
Processes:
explorha.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-3594324687-1993884830-4019639329-1000\Software\Microsoft\Windows\CurrentVersion\Run\1a9c09aad8.exe = "C:\\Users\\Admin\\AppData\\Local\\Temp\\1000022001\\1a9c09aad8.exe" explorha.exe -
Suspicious use of NtSetInformationThreadHideFromDebugger 4 IoCs
Processes:
540dc79ad170cd178e5789355f423f4383164e8d5bf29e71134311ccaffca577.exeexplorha.exeexplorha.exeexplorha.exepid process 4012 540dc79ad170cd178e5789355f423f4383164e8d5bf29e71134311ccaffca577.exe 5088 explorha.exe 2928 explorha.exe 2572 explorha.exe -
Drops file in Windows directory 1 IoCs
Processes:
540dc79ad170cd178e5789355f423f4383164e8d5bf29e71134311ccaffca577.exedescription ioc process File created C:\Windows\Tasks\explorha.job 540dc79ad170cd178e5789355f423f4383164e8d5bf29e71134311ccaffca577.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:
540dc79ad170cd178e5789355f423f4383164e8d5bf29e71134311ccaffca577.exeexplorha.exerundll32.exepowershell.exeexplorha.exeexplorha.exepid process 4012 540dc79ad170cd178e5789355f423f4383164e8d5bf29e71134311ccaffca577.exe 4012 540dc79ad170cd178e5789355f423f4383164e8d5bf29e71134311ccaffca577.exe 5088 explorha.exe 5088 explorha.exe 4300 rundll32.exe 4300 rundll32.exe 4300 rundll32.exe 4300 rundll32.exe 4300 rundll32.exe 4300 rundll32.exe 4300 rundll32.exe 4300 rundll32.exe 4300 rundll32.exe 4300 rundll32.exe 4996 powershell.exe 4996 powershell.exe 2928 explorha.exe 2928 explorha.exe 2572 explorha.exe 2572 explorha.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
powershell.exedescription pid process Token: SeDebugPrivilege 4996 powershell.exe -
Suspicious use of WriteProcessMemory 21 IoCs
Processes:
540dc79ad170cd178e5789355f423f4383164e8d5bf29e71134311ccaffca577.exeexplorha.exerundll32.exerundll32.exedescription pid process target process PID 4012 wrote to memory of 5088 4012 540dc79ad170cd178e5789355f423f4383164e8d5bf29e71134311ccaffca577.exe explorha.exe PID 4012 wrote to memory of 5088 4012 540dc79ad170cd178e5789355f423f4383164e8d5bf29e71134311ccaffca577.exe explorha.exe PID 4012 wrote to memory of 5088 4012 540dc79ad170cd178e5789355f423f4383164e8d5bf29e71134311ccaffca577.exe explorha.exe PID 5088 wrote to memory of 3944 5088 explorha.exe 1a9c09aad8.exe PID 5088 wrote to memory of 3944 5088 explorha.exe 1a9c09aad8.exe PID 5088 wrote to memory of 3944 5088 explorha.exe 1a9c09aad8.exe PID 5088 wrote to memory of 4724 5088 explorha.exe explorha.exe PID 5088 wrote to memory of 4724 5088 explorha.exe explorha.exe PID 5088 wrote to memory of 4724 5088 explorha.exe explorha.exe PID 5088 wrote to memory of 4780 5088 explorha.exe rundll32.exe PID 5088 wrote to memory of 4780 5088 explorha.exe rundll32.exe PID 5088 wrote to memory of 4780 5088 explorha.exe rundll32.exe PID 4780 wrote to memory of 4300 4780 rundll32.exe rundll32.exe PID 4780 wrote to memory of 4300 4780 rundll32.exe rundll32.exe PID 4300 wrote to memory of 2904 4300 rundll32.exe netsh.exe PID 4300 wrote to memory of 2904 4300 rundll32.exe netsh.exe PID 4300 wrote to memory of 4996 4300 rundll32.exe powershell.exe PID 4300 wrote to memory of 4996 4300 rundll32.exe powershell.exe PID 5088 wrote to memory of 1448 5088 explorha.exe rundll32.exe PID 5088 wrote to memory of 1448 5088 explorha.exe rundll32.exe PID 5088 wrote to memory of 1448 5088 explorha.exe rundll32.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\540dc79ad170cd178e5789355f423f4383164e8d5bf29e71134311ccaffca577.exe"C:\Users\Admin\AppData\Local\Temp\540dc79ad170cd178e5789355f423f4383164e8d5bf29e71134311ccaffca577.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 WriteProcessMemory
PID:4012 -
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
- Adds Run key to start application
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:5088 -
C:\Users\Admin\AppData\Local\Temp\1000022001\1a9c09aad8.exe"C:\Users\Admin\AppData\Local\Temp\1000022001\1a9c09aad8.exe"3⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Executes dropped EXE
- Identifies Wine through registry keys
PID:3944
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C:\Users\Admin\AppData\Local\Temp\09fd851a4f\explorha.exe"C:\Users\Admin\AppData\Local\Temp\09fd851a4f\explorha.exe"3⤵PID:4724
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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:4780 -
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:4300 -
C:\Windows\system32\netsh.exenetsh wlan show profiles5⤵PID:2904
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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\594324687199_Desktop.zip' -CompressionLevel Optimal5⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4996
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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:1448
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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:2928
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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:2572
Network
MITRE ATT&CK Enterprise v15
Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Credential Access
Unsecured Credentials
3Credentials In Files
2Credentials in Registry
1Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
122KB
MD5ba6ed575c26c58b077137e85269bbd9b
SHA1ae2cb3ef0af6fb06022d0c05ce335aafc2f3a71b
SHA2564c86074aa01eb853f0f13fd5d9a06751fd1a94d9943f6ec9bcce933a6635ce81
SHA512ad5270c3aa1ac3ca6d067f7c3ab8d0692d050eab049787b7510d4f3e5ffbc650dfddf0749453ad4f4f27ebd50a3091ecdf0b372023e89e52ee0babded928d3c5
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Filesize
1.8MB
MD5f46123f7f7b3a23d5321789f85ef599c
SHA164dfd265c5d29fd5fd7647fc1ec50440e7d82b31
SHA256540dc79ad170cd178e5789355f423f4383164e8d5bf29e71134311ccaffca577
SHA5122fa9839d844498a0dc39eb1ac606ad3b33affd395e43e3477b363a8ac94c0242ebb2efe702beefe1c6e49b48938464ae56c480da2fc334c4bb0993aa2e14da8d
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Filesize
3.0MB
MD5074217fa9913bbbf4219e68eba6f6178
SHA19ed6caa2076523f5b379afe349bc8e183ed3e6ba
SHA256f77b7784833fe2b6800f54a26fb390f014851e8ec8e9ffbf3d8d3d4d80999a05
SHA512a2dc6725d1dbd46e2178ecb8b9a7c8714a54e6a141f0f841b1e2bbddbe5eacf55f6f42ea84544fe0f0921963a334aff37c71a5fb52cded39dfa53f69fe2f6960
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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