Analysis
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max time kernel
299s -
max time network
271s -
platform
windows7_x64 -
resource
win7-20240221-en -
resource tags
arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system -
submitted
21-03-2024 22:38
Static task
static1
Behavioral task
behavioral1
Sample
94a3533124f5b024442e458fb4002f9af72d51af0bdab8b9d484b9b6aefc3723.exe
Resource
win7-20240221-en
General
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Target
94a3533124f5b024442e458fb4002f9af72d51af0bdab8b9d484b9b6aefc3723.exe
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Size
1.8MB
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MD5
87e0d46657fd8847b28d2cd949a1775d
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SHA1
6609233784935fefba872bd689a5c07a1e5e0220
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SHA256
94a3533124f5b024442e458fb4002f9af72d51af0bdab8b9d484b9b6aefc3723
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SHA512
7e545aae444daf9af42a120c241c13cf989e00ea5a2723d97c2806a13962630b378a6c929855e8fdc0c5395d1dc1e352ab249cb64b9861622c0fe30e70b97027
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SSDEEP
49152:V0xCFiJ6iFe2NpFXzb1zRoqerWpUVX9mkp6aeY9TNmfLs+:V1I6H2F9KqerWSVXvpL9Toj
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 3 IoCs
Processes:
94a3533124f5b024442e458fb4002f9af72d51af0bdab8b9d484b9b6aefc3723.exeexplorha.exe5b5e95f5db.exedescription ioc process Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ 94a3533124f5b024442e458fb4002f9af72d51af0bdab8b9d484b9b6aefc3723.exe Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ explorha.exe Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ 5b5e95f5db.exe -
Blocklisted process makes network request 2 IoCs
Processes:
rundll32.exerundll32.exeflow pid process 8 2072 rundll32.exe 10 2844 rundll32.exe -
Downloads MZ/PE file
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Checks BIOS information in registry 2 TTPs 6 IoCs
BIOS information is often read in order to detect sandboxing environments.
Processes:
explorha.exe5b5e95f5db.exe94a3533124f5b024442e458fb4002f9af72d51af0bdab8b9d484b9b6aefc3723.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 5b5e95f5db.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion 5b5e95f5db.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion 94a3533124f5b024442e458fb4002f9af72d51af0bdab8b9d484b9b6aefc3723.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion 94a3533124f5b024442e458fb4002f9af72d51af0bdab8b9d484b9b6aefc3723.exe -
Executes dropped EXE 3 IoCs
Processes:
explorha.exe5b5e95f5db.exeexplorha.exepid process 2728 explorha.exe 1740 5b5e95f5db.exe 1472 explorha.exe -
Identifies Wine through registry keys 2 TTPs 3 IoCs
Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.
Processes:
94a3533124f5b024442e458fb4002f9af72d51af0bdab8b9d484b9b6aefc3723.exeexplorha.exe5b5e95f5db.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-778096762-2241304387-192235952-1000\Software\Wine 94a3533124f5b024442e458fb4002f9af72d51af0bdab8b9d484b9b6aefc3723.exe Key opened \REGISTRY\USER\S-1-5-21-778096762-2241304387-192235952-1000\Software\Wine explorha.exe Key opened \REGISTRY\USER\S-1-5-21-778096762-2241304387-192235952-1000\Software\Wine 5b5e95f5db.exe -
Loads dropped DLL 15 IoCs
Processes:
94a3533124f5b024442e458fb4002f9af72d51af0bdab8b9d484b9b6aefc3723.exeexplorha.exerundll32.exerundll32.exerundll32.exepid process 1704 94a3533124f5b024442e458fb4002f9af72d51af0bdab8b9d484b9b6aefc3723.exe 2728 explorha.exe 2728 explorha.exe 2756 rundll32.exe 2756 rundll32.exe 2756 rundll32.exe 2756 rundll32.exe 2072 rundll32.exe 2072 rundll32.exe 2072 rundll32.exe 2072 rundll32.exe 2844 rundll32.exe 2844 rundll32.exe 2844 rundll32.exe 2844 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-1-5-21-778096762-2241304387-192235952-1000\Software\Microsoft\Windows\CurrentVersion\Run\5b5e95f5db.exe = "C:\\Users\\Admin\\AppData\\Local\\Temp\\1000022001\\5b5e95f5db.exe" explorha.exe -
Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs
Processes:
94a3533124f5b024442e458fb4002f9af72d51af0bdab8b9d484b9b6aefc3723.exeexplorha.exepid process 1704 94a3533124f5b024442e458fb4002f9af72d51af0bdab8b9d484b9b6aefc3723.exe 2728 explorha.exe -
Suspicious use of SetThreadContext 1 IoCs
Processes:
explorha.exedescription pid process target process PID 2728 set thread context of 1472 2728 explorha.exe explorha.exe -
Drops file in Windows directory 1 IoCs
Processes:
94a3533124f5b024442e458fb4002f9af72d51af0bdab8b9d484b9b6aefc3723.exedescription ioc process File created C:\Windows\Tasks\explorha.job 94a3533124f5b024442e458fb4002f9af72d51af0bdab8b9d484b9b6aefc3723.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Suspicious behavior: EnumeratesProcesses 8 IoCs
Processes:
94a3533124f5b024442e458fb4002f9af72d51af0bdab8b9d484b9b6aefc3723.exeexplorha.exerundll32.exepowershell.exepid process 1704 94a3533124f5b024442e458fb4002f9af72d51af0bdab8b9d484b9b6aefc3723.exe 2728 explorha.exe 2072 rundll32.exe 2072 rundll32.exe 2072 rundll32.exe 2072 rundll32.exe 2072 rundll32.exe 1824 powershell.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
powershell.exedescription pid process Token: SeDebugPrivilege 1824 powershell.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
Processes:
94a3533124f5b024442e458fb4002f9af72d51af0bdab8b9d484b9b6aefc3723.exepid process 1704 94a3533124f5b024442e458fb4002f9af72d51af0bdab8b9d484b9b6aefc3723.exe -
Suspicious use of WriteProcessMemory 43 IoCs
Processes:
94a3533124f5b024442e458fb4002f9af72d51af0bdab8b9d484b9b6aefc3723.exeexplorha.exerundll32.exerundll32.exedescription pid process target process PID 1704 wrote to memory of 2728 1704 94a3533124f5b024442e458fb4002f9af72d51af0bdab8b9d484b9b6aefc3723.exe explorha.exe PID 1704 wrote to memory of 2728 1704 94a3533124f5b024442e458fb4002f9af72d51af0bdab8b9d484b9b6aefc3723.exe explorha.exe PID 1704 wrote to memory of 2728 1704 94a3533124f5b024442e458fb4002f9af72d51af0bdab8b9d484b9b6aefc3723.exe explorha.exe PID 1704 wrote to memory of 2728 1704 94a3533124f5b024442e458fb4002f9af72d51af0bdab8b9d484b9b6aefc3723.exe explorha.exe PID 2728 wrote to memory of 1740 2728 explorha.exe 5b5e95f5db.exe PID 2728 wrote to memory of 1740 2728 explorha.exe 5b5e95f5db.exe PID 2728 wrote to memory of 1740 2728 explorha.exe 5b5e95f5db.exe PID 2728 wrote to memory of 1740 2728 explorha.exe 5b5e95f5db.exe PID 2728 wrote to memory of 1472 2728 explorha.exe explorha.exe PID 2728 wrote to memory of 1472 2728 explorha.exe explorha.exe PID 2728 wrote to memory of 1472 2728 explorha.exe explorha.exe PID 2728 wrote to memory of 1472 2728 explorha.exe explorha.exe PID 2728 wrote to memory of 1472 2728 explorha.exe explorha.exe PID 2728 wrote to memory of 1472 2728 explorha.exe explorha.exe PID 2728 wrote to memory of 1472 2728 explorha.exe explorha.exe PID 2728 wrote to memory of 1472 2728 explorha.exe explorha.exe PID 2728 wrote to memory of 1472 2728 explorha.exe explorha.exe PID 2728 wrote to memory of 1472 2728 explorha.exe explorha.exe PID 2728 wrote to memory of 1472 2728 explorha.exe explorha.exe PID 2728 wrote to memory of 2756 2728 explorha.exe rundll32.exe PID 2728 wrote to memory of 2756 2728 explorha.exe rundll32.exe PID 2728 wrote to memory of 2756 2728 explorha.exe rundll32.exe PID 2728 wrote to memory of 2756 2728 explorha.exe rundll32.exe PID 2728 wrote to memory of 2756 2728 explorha.exe rundll32.exe PID 2728 wrote to memory of 2756 2728 explorha.exe rundll32.exe PID 2728 wrote to memory of 2756 2728 explorha.exe rundll32.exe PID 2756 wrote to memory of 2072 2756 rundll32.exe rundll32.exe PID 2756 wrote to memory of 2072 2756 rundll32.exe rundll32.exe PID 2756 wrote to memory of 2072 2756 rundll32.exe rundll32.exe PID 2756 wrote to memory of 2072 2756 rundll32.exe rundll32.exe PID 2072 wrote to memory of 2864 2072 rundll32.exe netsh.exe PID 2072 wrote to memory of 2864 2072 rundll32.exe netsh.exe PID 2072 wrote to memory of 2864 2072 rundll32.exe netsh.exe PID 2072 wrote to memory of 1824 2072 rundll32.exe powershell.exe PID 2072 wrote to memory of 1824 2072 rundll32.exe powershell.exe PID 2072 wrote to memory of 1824 2072 rundll32.exe powershell.exe PID 2728 wrote to memory of 2844 2728 explorha.exe rundll32.exe PID 2728 wrote to memory of 2844 2728 explorha.exe rundll32.exe PID 2728 wrote to memory of 2844 2728 explorha.exe rundll32.exe PID 2728 wrote to memory of 2844 2728 explorha.exe rundll32.exe PID 2728 wrote to memory of 2844 2728 explorha.exe rundll32.exe PID 2728 wrote to memory of 2844 2728 explorha.exe rundll32.exe PID 2728 wrote to memory of 2844 2728 explorha.exe rundll32.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\94a3533124f5b024442e458fb4002f9af72d51af0bdab8b9d484b9b6aefc3723.exe"C:\Users\Admin\AppData\Local\Temp\94a3533124f5b024442e458fb4002f9af72d51af0bdab8b9d484b9b6aefc3723.exe"1⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Identifies Wine through registry keys
- Loads dropped DLL
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Drops file in Windows directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:1704 -
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
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2728 -
C:\Users\Admin\AppData\Local\Temp\1000022001\5b5e95f5db.exe"C:\Users\Admin\AppData\Local\Temp\1000022001\5b5e95f5db.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:1740
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C:\Users\Admin\AppData\Local\Temp\09fd851a4f\explorha.exe"C:\Users\Admin\AppData\Local\Temp\09fd851a4f\explorha.exe"3⤵
- Executes dropped EXE
PID:1472
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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:2756 -
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:2072 -
C:\Windows\system32\netsh.exenetsh wlan show profiles5⤵PID:2864
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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\780967622241_Desktop.zip' -CompressionLevel Optimal5⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1824
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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:2844
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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
MD587e0d46657fd8847b28d2cd949a1775d
SHA16609233784935fefba872bd689a5c07a1e5e0220
SHA25694a3533124f5b024442e458fb4002f9af72d51af0bdab8b9d484b9b6aefc3723
SHA5127e545aae444daf9af42a120c241c13cf989e00ea5a2723d97c2806a13962630b378a6c929855e8fdc0c5395d1dc1e352ab249cb64b9861622c0fe30e70b97027
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Filesize
2.9MB
MD5aafc00662f8c68cbd45a08c885a2d6fc
SHA1bd1f70f190579debb213bf3022a304c0d9ce6a9f
SHA2568003cded35a962784da90078ec690fa1a6ee9d565d1d9da457811e292745d955
SHA51220a61dbfa4ab76de740fea6d976e3ff3f48f7b2649dbe10c2f545c0c45a272652b951c6e7ca5a9d31a90ac157498a2368f0f0b72657348d23614d75da4207774
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Filesize
1.3MB
MD5f2dbcb17695555f491479585dba8c3a1
SHA153c7ffffefdc66d9cbad5f538db651671c1ac219
SHA2566cb1c2ecbb9333856641b12aedb10c8fc0f86f05b1cf0930ba9a267c271daed5
SHA512badef42855bac6cb3e30e9fb7443654f62e6a7d0bf7df50350ead39bdf9a463d2c424b18d84cc1480342eb7fd5e5c52eec5b08eea57d6d65d1e0bc7d9844784e
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Filesize
109KB
MD5726cd06231883a159ec1ce28dd538699
SHA1404897e6a133d255ad5a9c26ac6414d7134285a2
SHA25612fef2d5995d671ec0e91bdbdc91e2b0d3c90ed3a8b2b13ddaa8ad64727dcd46
SHA5129ea82e7cb6c6a58446bd5033855947c3e2d475d2910f2b941235e0b96aa08eec822d2dd17cc86b2d3fce930f78b799291992408e309a6c63e3011266810ea83e
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Filesize
1.2MB
MD515a42d3e4579da615a384c717ab2109b
SHA122aeedeb2307b1370cdab70d6a6b6d2c13ad2301
SHA2563c97bb410e49b11af8116feb7240b7101e1967cae7538418c45c3d2e072e8103
SHA5121eb7f126dccc88a2479e3818c36120f5af3caa0d632b9ea803485ee6531d6e2a1fd0805b1c4364983d280df23ea5ca3ad4a5fca558ac436efae36af9b795c444
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Filesize
1.6MB
MD556f143da7fab8e4ab6f50c34f203b9b7
SHA13507914fc42eb6ba35eef5d68402721f705319aa
SHA25628d1aab3c6d4572e2180b9b4db480eb685e70a40b53daabdfb79e225843266a7
SHA512c3c5ff0e423169ea9f0e32c6a0b10fc0fe573781d525675bba391b60c8f7704a693ccfe9dc8e97a8f5a4f498d663220d9bc672a15d39d188ac241486168224f2