Analysis
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max time kernel
150s -
max time network
157s -
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 01:23
Static task
static1
Behavioral task
behavioral1
Sample
8262ae7b88f7a76bbcb12be3c005249d59b3b93ba571865c460a705a88183c1b.exe
Resource
win10v2004-20240226-en
General
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Target
8262ae7b88f7a76bbcb12be3c005249d59b3b93ba571865c460a705a88183c1b.exe
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Size
1.8MB
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MD5
cc5f6904586b283c5d9a9ff15b9c5f7d
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SHA1
ef11aade164edebf01b90bee48e17ee154ea9b32
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SHA256
8262ae7b88f7a76bbcb12be3c005249d59b3b93ba571865c460a705a88183c1b
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SHA512
2139a730fc1f8687dd0b10822acfe41a74c56a6cabab34c2ac5ec0069853f6b69bc6cd1608151c6f0fd15b93605465ff061286be0b333d7426abb0537364c401
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SSDEEP
49152:HjKEC3lbPUCY8er1WyUcDel6H8ivk2sjp0l:DKEmbk1WoyEsj+
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:
8262ae7b88f7a76bbcb12be3c005249d59b3b93ba571865c460a705a88183c1b.exeexplorha.exe25d2fab77f.exeexplorha.exeexplorha.exedescription ioc process Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ 8262ae7b88f7a76bbcb12be3c005249d59b3b93ba571865c460a705a88183c1b.exe Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ explorha.exe Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ 25d2fab77f.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 5 1008 rundll32.exe 6 2316 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:
8262ae7b88f7a76bbcb12be3c005249d59b3b93ba571865c460a705a88183c1b.exeexplorha.exe25d2fab77f.exeexplorha.exeexplorha.exedescription ioc process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion 8262ae7b88f7a76bbcb12be3c005249d59b3b93ba571865c460a705a88183c1b.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 25d2fab77f.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 8262ae7b88f7a76bbcb12be3c005249d59b3b93ba571865c460a705a88183c1b.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion 25d2fab77f.exe -
Executes dropped EXE 4 IoCs
Processes:
explorha.exe25d2fab77f.exeexplorha.exeexplorha.exepid process 4172 explorha.exe 3220 25d2fab77f.exe 3868 explorha.exe 1476 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:
8262ae7b88f7a76bbcb12be3c005249d59b3b93ba571865c460a705a88183c1b.exeexplorha.exe25d2fab77f.exeexplorha.exeexplorha.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-160263616-143223877-1356318919-1000\Software\Wine 8262ae7b88f7a76bbcb12be3c005249d59b3b93ba571865c460a705a88183c1b.exe Key opened \REGISTRY\USER\S-1-5-21-160263616-143223877-1356318919-1000\Software\Wine explorha.exe Key opened \REGISTRY\USER\S-1-5-21-160263616-143223877-1356318919-1000\Software\Wine 25d2fab77f.exe Key opened \REGISTRY\USER\S-1-5-21-160263616-143223877-1356318919-1000\Software\Wine explorha.exe Key opened \REGISTRY\USER\S-1-5-21-160263616-143223877-1356318919-1000\Software\Wine explorha.exe -
Loads dropped DLL 3 IoCs
Processes:
rundll32.exerundll32.exerundll32.exepid process 5008 rundll32.exe 1008 rundll32.exe 2316 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-1-5-21-160263616-143223877-1356318919-1000\Software\Microsoft\Windows\CurrentVersion\Run\25d2fab77f.exe = "C:\\Users\\Admin\\AppData\\Local\\Temp\\1000022001\\25d2fab77f.exe" explorha.exe -
Suspicious use of NtSetInformationThreadHideFromDebugger 4 IoCs
Processes:
8262ae7b88f7a76bbcb12be3c005249d59b3b93ba571865c460a705a88183c1b.exeexplorha.exeexplorha.exeexplorha.exepid process 3748 8262ae7b88f7a76bbcb12be3c005249d59b3b93ba571865c460a705a88183c1b.exe 4172 explorha.exe 3868 explorha.exe 1476 explorha.exe -
Drops file in Windows directory 1 IoCs
Processes:
8262ae7b88f7a76bbcb12be3c005249d59b3b93ba571865c460a705a88183c1b.exedescription ioc process File created C:\Windows\Tasks\explorha.job 8262ae7b88f7a76bbcb12be3c005249d59b3b93ba571865c460a705a88183c1b.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:
8262ae7b88f7a76bbcb12be3c005249d59b3b93ba571865c460a705a88183c1b.exeexplorha.exerundll32.exepowershell.exeexplorha.exeexplorha.exepid process 3748 8262ae7b88f7a76bbcb12be3c005249d59b3b93ba571865c460a705a88183c1b.exe 3748 8262ae7b88f7a76bbcb12be3c005249d59b3b93ba571865c460a705a88183c1b.exe 4172 explorha.exe 4172 explorha.exe 1008 rundll32.exe 1008 rundll32.exe 1008 rundll32.exe 1008 rundll32.exe 1008 rundll32.exe 1008 rundll32.exe 1008 rundll32.exe 1008 rundll32.exe 1008 rundll32.exe 1008 rundll32.exe 3516 powershell.exe 3516 powershell.exe 3868 explorha.exe 3868 explorha.exe 1476 explorha.exe 1476 explorha.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
powershell.exedescription pid process Token: SeDebugPrivilege 3516 powershell.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
Processes:
8262ae7b88f7a76bbcb12be3c005249d59b3b93ba571865c460a705a88183c1b.exepid process 3748 8262ae7b88f7a76bbcb12be3c005249d59b3b93ba571865c460a705a88183c1b.exe -
Suspicious use of WriteProcessMemory 21 IoCs
Processes:
8262ae7b88f7a76bbcb12be3c005249d59b3b93ba571865c460a705a88183c1b.exeexplorha.exerundll32.exerundll32.exedescription pid process target process PID 3748 wrote to memory of 4172 3748 8262ae7b88f7a76bbcb12be3c005249d59b3b93ba571865c460a705a88183c1b.exe explorha.exe PID 3748 wrote to memory of 4172 3748 8262ae7b88f7a76bbcb12be3c005249d59b3b93ba571865c460a705a88183c1b.exe explorha.exe PID 3748 wrote to memory of 4172 3748 8262ae7b88f7a76bbcb12be3c005249d59b3b93ba571865c460a705a88183c1b.exe explorha.exe PID 4172 wrote to memory of 3220 4172 explorha.exe 25d2fab77f.exe PID 4172 wrote to memory of 3220 4172 explorha.exe 25d2fab77f.exe PID 4172 wrote to memory of 3220 4172 explorha.exe 25d2fab77f.exe PID 4172 wrote to memory of 4548 4172 explorha.exe explorha.exe PID 4172 wrote to memory of 4548 4172 explorha.exe explorha.exe PID 4172 wrote to memory of 4548 4172 explorha.exe explorha.exe PID 4172 wrote to memory of 5008 4172 explorha.exe rundll32.exe PID 4172 wrote to memory of 5008 4172 explorha.exe rundll32.exe PID 4172 wrote to memory of 5008 4172 explorha.exe rundll32.exe PID 5008 wrote to memory of 1008 5008 rundll32.exe rundll32.exe PID 5008 wrote to memory of 1008 5008 rundll32.exe rundll32.exe PID 1008 wrote to memory of 3684 1008 rundll32.exe netsh.exe PID 1008 wrote to memory of 3684 1008 rundll32.exe netsh.exe PID 1008 wrote to memory of 3516 1008 rundll32.exe powershell.exe PID 1008 wrote to memory of 3516 1008 rundll32.exe powershell.exe PID 4172 wrote to memory of 2316 4172 explorha.exe rundll32.exe PID 4172 wrote to memory of 2316 4172 explorha.exe rundll32.exe PID 4172 wrote to memory of 2316 4172 explorha.exe rundll32.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\8262ae7b88f7a76bbcb12be3c005249d59b3b93ba571865c460a705a88183c1b.exe"C:\Users\Admin\AppData\Local\Temp\8262ae7b88f7a76bbcb12be3c005249d59b3b93ba571865c460a705a88183c1b.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:3748 -
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:4172 -
C:\Users\Admin\AppData\Local\Temp\1000022001\25d2fab77f.exe"C:\Users\Admin\AppData\Local\Temp\1000022001\25d2fab77f.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:3220
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C:\Users\Admin\AppData\Local\Temp\09fd851a4f\explorha.exe"C:\Users\Admin\AppData\Local\Temp\09fd851a4f\explorha.exe"3⤵PID:4548
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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:5008 -
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:1008 -
C:\Windows\system32\netsh.exenetsh wlan show profiles5⤵PID:3684
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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\602636161432_Desktop.zip' -CompressionLevel Optimal5⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3516
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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:2316
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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:3868
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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:1476
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
1.8MB
MD5cc5f6904586b283c5d9a9ff15b9c5f7d
SHA1ef11aade164edebf01b90bee48e17ee154ea9b32
SHA2568262ae7b88f7a76bbcb12be3c005249d59b3b93ba571865c460a705a88183c1b
SHA5122139a730fc1f8687dd0b10822acfe41a74c56a6cabab34c2ac5ec0069853f6b69bc6cd1608151c6f0fd15b93605465ff061286be0b333d7426abb0537364c401
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Filesize
2.9MB
MD51dbdb2d5cbf9e30de589399f695039e4
SHA16878e50a21dc5e8821c6931dac0d74e6b1849c35
SHA2563fff40926565986a3ac9f59779b7edf3d1e2698e184eec0c58c34b6ef86f2fa0
SHA5124f0ad83ceaba241261585bb1386ecedb01de178a9b0c9fa11a065e2ea63c909b1abce8dfa5eeef283fe9241e628f0b31a14308a633db19397adb904eda6dba7a
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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