Analysis
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max time kernel
158s -
max time network
156s -
platform
windows11-21h2_x64 -
resource
win11-20240221-en -
resource tags
arch:x64arch:x86image:win11-20240221-enlocale:en-usos:windows11-21h2-x64system -
submitted
23-03-2024 06:36
Static task
static1
Behavioral task
behavioral1
Sample
cac037a81f435fec55f37f878a655063bb3f9cc1161eb4d6397d0b79d860387c.exe
Resource
win10v2004-20240226-en
General
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Target
cac037a81f435fec55f37f878a655063bb3f9cc1161eb4d6397d0b79d860387c.exe
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Size
1.8MB
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MD5
806ca2c1df665f2022af888d563df038
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SHA1
e058e45a6df23c08f64e4e28a6b7081c18b00361
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SHA256
cac037a81f435fec55f37f878a655063bb3f9cc1161eb4d6397d0b79d860387c
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SHA512
ff9b2c010fa83b7a05ce205b3193a1e8aa96ae234956bc21af12b75609cbc4fe7cf50a25944dfdfcba247dea22a3492e383aad0a1c7fcc5c82f7e3dfa59a8f4d
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SSDEEP
49152:3TtcGwbFbL2lWFh+rEYMCSEY7gjKZmrSOfl+DU2tT:DtcFbLTGnjK8WOA
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:
cac037a81f435fec55f37f878a655063bb3f9cc1161eb4d6397d0b79d860387c.exeexplorha.exeexplorha.exeexplorha.exeexplorha.exedescription ioc process Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ cac037a81f435fec55f37f878a655063bb3f9cc1161eb4d6397d0b79d860387c.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 5 4792 rundll32.exe 6 3792 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:
cac037a81f435fec55f37f878a655063bb3f9cc1161eb4d6397d0b79d860387c.exeexplorha.exeexplorha.exeexplorha.exeexplorha.exedescription ioc process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion cac037a81f435fec55f37f878a655063bb3f9cc1161eb4d6397d0b79d860387c.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion cac037a81f435fec55f37f878a655063bb3f9cc1161eb4d6397d0b79d860387c.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 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\SystemBiosVersion explorha.exe -
Executes dropped EXE 4 IoCs
Processes:
explorha.exeexplorha.exeexplorha.exeexplorha.exepid process 3500 explorha.exe 2512 explorha.exe 3744 explorha.exe 4920 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.execac037a81f435fec55f37f878a655063bb3f9cc1161eb4d6397d0b79d860387c.exeexplorha.exeexplorha.exeexplorha.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-627134735-902745853-4257352768-1000\Software\Wine explorha.exe Key opened \REGISTRY\USER\S-1-5-21-627134735-902745853-4257352768-1000\Software\Wine cac037a81f435fec55f37f878a655063bb3f9cc1161eb4d6397d0b79d860387c.exe Key opened \REGISTRY\USER\S-1-5-21-627134735-902745853-4257352768-1000\Software\Wine explorha.exe Key opened \REGISTRY\USER\S-1-5-21-627134735-902745853-4257352768-1000\Software\Wine explorha.exe Key opened \REGISTRY\USER\S-1-5-21-627134735-902745853-4257352768-1000\Software\Wine explorha.exe -
Loads dropped DLL 3 IoCs
Processes:
rundll32.exerundll32.exerundll32.exepid process 716 rundll32.exe 4792 rundll32.exe 3792 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:
cac037a81f435fec55f37f878a655063bb3f9cc1161eb4d6397d0b79d860387c.exeexplorha.exeexplorha.exeexplorha.exeexplorha.exepid process 4244 cac037a81f435fec55f37f878a655063bb3f9cc1161eb4d6397d0b79d860387c.exe 3500 explorha.exe 2512 explorha.exe 3744 explorha.exe 4920 explorha.exe -
Drops file in Windows directory 1 IoCs
Processes:
cac037a81f435fec55f37f878a655063bb3f9cc1161eb4d6397d0b79d860387c.exedescription ioc process File created C:\Windows\Tasks\explorha.job cac037a81f435fec55f37f878a655063bb3f9cc1161eb4d6397d0b79d860387c.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Suspicious behavior: EnumeratesProcesses 22 IoCs
Processes:
cac037a81f435fec55f37f878a655063bb3f9cc1161eb4d6397d0b79d860387c.exeexplorha.exerundll32.exepowershell.exeexplorha.exeexplorha.exeexplorha.exepid process 4244 cac037a81f435fec55f37f878a655063bb3f9cc1161eb4d6397d0b79d860387c.exe 4244 cac037a81f435fec55f37f878a655063bb3f9cc1161eb4d6397d0b79d860387c.exe 3500 explorha.exe 3500 explorha.exe 4792 rundll32.exe 4792 rundll32.exe 4792 rundll32.exe 4792 rundll32.exe 4792 rundll32.exe 4792 rundll32.exe 4792 rundll32.exe 4792 rundll32.exe 4792 rundll32.exe 4792 rundll32.exe 3420 powershell.exe 3420 powershell.exe 2512 explorha.exe 2512 explorha.exe 3744 explorha.exe 3744 explorha.exe 4920 explorha.exe 4920 explorha.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
powershell.exedescription pid process Token: SeDebugPrivilege 3420 powershell.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
Processes:
cac037a81f435fec55f37f878a655063bb3f9cc1161eb4d6397d0b79d860387c.exepid process 4244 cac037a81f435fec55f37f878a655063bb3f9cc1161eb4d6397d0b79d860387c.exe -
Suspicious use of WriteProcessMemory 15 IoCs
Processes:
cac037a81f435fec55f37f878a655063bb3f9cc1161eb4d6397d0b79d860387c.exeexplorha.exerundll32.exerundll32.exedescription pid process target process PID 4244 wrote to memory of 3500 4244 cac037a81f435fec55f37f878a655063bb3f9cc1161eb4d6397d0b79d860387c.exe explorha.exe PID 4244 wrote to memory of 3500 4244 cac037a81f435fec55f37f878a655063bb3f9cc1161eb4d6397d0b79d860387c.exe explorha.exe PID 4244 wrote to memory of 3500 4244 cac037a81f435fec55f37f878a655063bb3f9cc1161eb4d6397d0b79d860387c.exe explorha.exe PID 3500 wrote to memory of 716 3500 explorha.exe rundll32.exe PID 3500 wrote to memory of 716 3500 explorha.exe rundll32.exe PID 3500 wrote to memory of 716 3500 explorha.exe rundll32.exe PID 716 wrote to memory of 4792 716 rundll32.exe rundll32.exe PID 716 wrote to memory of 4792 716 rundll32.exe rundll32.exe PID 4792 wrote to memory of 1856 4792 rundll32.exe netsh.exe PID 4792 wrote to memory of 1856 4792 rundll32.exe netsh.exe PID 4792 wrote to memory of 3420 4792 rundll32.exe powershell.exe PID 4792 wrote to memory of 3420 4792 rundll32.exe powershell.exe PID 3500 wrote to memory of 3792 3500 explorha.exe rundll32.exe PID 3500 wrote to memory of 3792 3500 explorha.exe rundll32.exe PID 3500 wrote to memory of 3792 3500 explorha.exe rundll32.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\cac037a81f435fec55f37f878a655063bb3f9cc1161eb4d6397d0b79d860387c.exe"C:\Users\Admin\AppData\Local\Temp\cac037a81f435fec55f37f878a655063bb3f9cc1161eb4d6397d0b79d860387c.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:4244 -
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:3500 -
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:716 -
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:4792 -
C:\Windows\system32\netsh.exenetsh wlan show profiles5⤵PID:1856
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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\271347359027_Desktop.zip' -CompressionLevel Optimal5⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3420
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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:3792
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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:2512
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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:3744
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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:4920
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
1.8MB
MD5806ca2c1df665f2022af888d563df038
SHA1e058e45a6df23c08f64e4e28a6b7081c18b00361
SHA256cac037a81f435fec55f37f878a655063bb3f9cc1161eb4d6397d0b79d860387c
SHA512ff9b2c010fa83b7a05ce205b3193a1e8aa96ae234956bc21af12b75609cbc4fe7cf50a25944dfdfcba247dea22a3492e383aad0a1c7fcc5c82f7e3dfa59a8f4d
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Filesize
1.2MB
MD518ecc0e98697ce80e22a314d3fb0ecd8
SHA1b8853fc3173d7d96511ec5d5eb149d88fe737503
SHA256ba381ea384c7b0ffc0ae7fc0442f809608081687d06e3e0378aee4bae09b119b
SHA51236ad4f7f754a087c99ac0c955fd9209beb89d81debd7f4748ef5b304c4d53448e7438bd52b1b4d5a75ddc0f541006c14fccfcfd9d77b1c032191424e50e14344
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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