Analysis
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max time kernel
150s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20240226-en -
resource tags
arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system -
submitted
31-03-2024 12:32
Static task
static1
Behavioral task
behavioral1
Sample
97af1cd8f14c81dc532c69899d8f6efde30e3da17340d0a18cb785ac63eb58f8.exe
Resource
win10v2004-20240226-en
General
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Target
97af1cd8f14c81dc532c69899d8f6efde30e3da17340d0a18cb785ac63eb58f8.exe
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Size
1.8MB
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MD5
36cdd421bca18b892a7b9acbf8ddae22
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SHA1
7304ee9320fa859d3996603621722b5b4d1af44b
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SHA256
97af1cd8f14c81dc532c69899d8f6efde30e3da17340d0a18cb785ac63eb58f8
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SHA512
db73b4c5fe2cab6220122969594215a292950ccaa028887bfc8d3dd6de8c83d0e0c0495e81250ee33d3e3c718bae663d0eb5aa954cb4b8545b08c32d2cc97855
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SSDEEP
49152:pEWkwR/hFIzWw0/Xi7Wk7wMbf3fdSnnC2Z6mte:SWBIK7/XAwznea
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 4 IoCs
description ioc Process Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ 97af1cd8f14c81dc532c69899d8f6efde30e3da17340d0a18cb785ac63eb58f8.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
flow pid Process 24 3488 rundll32.exe 29 2064 rundll32.exe -
Downloads MZ/PE file
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Checks BIOS information in registry 2 TTPs 8 IoCs
BIOS information is often read in order to detect sandboxing environments.
description ioc Process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion 97af1cd8f14c81dc532c69899d8f6efde30e3da17340d0a18cb785ac63eb58f8.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 explorha.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion explorha.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion 97af1cd8f14c81dc532c69899d8f6efde30e3da17340d0a18cb785ac63eb58f8.exe -
Checks computer location settings 2 TTPs 2 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-275798769-4264537674-1142822080-1000\Control Panel\International\Geo\Nation 97af1cd8f14c81dc532c69899d8f6efde30e3da17340d0a18cb785ac63eb58f8.exe Key value queried \REGISTRY\USER\S-1-5-21-275798769-4264537674-1142822080-1000\Control Panel\International\Geo\Nation explorha.exe -
Executes dropped EXE 3 IoCs
pid Process 4372 explorha.exe 3464 explorha.exe 4164 explorha.exe -
Identifies Wine through registry keys 2 TTPs 4 IoCs
Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-275798769-4264537674-1142822080-1000\Software\Wine 97af1cd8f14c81dc532c69899d8f6efde30e3da17340d0a18cb785ac63eb58f8.exe Key opened \REGISTRY\USER\S-1-5-21-275798769-4264537674-1142822080-1000\Software\Wine explorha.exe Key opened \REGISTRY\USER\S-1-5-21-275798769-4264537674-1142822080-1000\Software\Wine explorha.exe Key opened \REGISTRY\USER\S-1-5-21-275798769-4264537674-1142822080-1000\Software\Wine explorha.exe -
Loads dropped DLL 3 IoCs
pid Process 1352 rundll32.exe 3488 rundll32.exe 2064 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 4 IoCs
pid Process 2964 97af1cd8f14c81dc532c69899d8f6efde30e3da17340d0a18cb785ac63eb58f8.exe 4372 explorha.exe 3464 explorha.exe 4164 explorha.exe -
Drops file in Windows directory 1 IoCs
description ioc Process File created C:\Windows\Tasks\explorha.job 97af1cd8f14c81dc532c69899d8f6efde30e3da17340d0a18cb785ac63eb58f8.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Suspicious behavior: EnumeratesProcesses 21 IoCs
pid Process 2964 97af1cd8f14c81dc532c69899d8f6efde30e3da17340d0a18cb785ac63eb58f8.exe 2964 97af1cd8f14c81dc532c69899d8f6efde30e3da17340d0a18cb785ac63eb58f8.exe 4372 explorha.exe 4372 explorha.exe 3488 rundll32.exe 3488 rundll32.exe 3488 rundll32.exe 3488 rundll32.exe 3488 rundll32.exe 3488 rundll32.exe 3488 rundll32.exe 3488 rundll32.exe 3488 rundll32.exe 3488 rundll32.exe 3424 powershell.exe 3424 powershell.exe 3424 powershell.exe 3464 explorha.exe 3464 explorha.exe 4164 explorha.exe 4164 explorha.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 3424 powershell.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 2964 97af1cd8f14c81dc532c69899d8f6efde30e3da17340d0a18cb785ac63eb58f8.exe -
Suspicious use of WriteProcessMemory 15 IoCs
description pid Process procid_target PID 2964 wrote to memory of 4372 2964 97af1cd8f14c81dc532c69899d8f6efde30e3da17340d0a18cb785ac63eb58f8.exe 89 PID 2964 wrote to memory of 4372 2964 97af1cd8f14c81dc532c69899d8f6efde30e3da17340d0a18cb785ac63eb58f8.exe 89 PID 2964 wrote to memory of 4372 2964 97af1cd8f14c81dc532c69899d8f6efde30e3da17340d0a18cb785ac63eb58f8.exe 89 PID 4372 wrote to memory of 1352 4372 explorha.exe 97 PID 4372 wrote to memory of 1352 4372 explorha.exe 97 PID 4372 wrote to memory of 1352 4372 explorha.exe 97 PID 1352 wrote to memory of 3488 1352 rundll32.exe 98 PID 1352 wrote to memory of 3488 1352 rundll32.exe 98 PID 3488 wrote to memory of 4112 3488 rundll32.exe 99 PID 3488 wrote to memory of 4112 3488 rundll32.exe 99 PID 3488 wrote to memory of 3424 3488 rundll32.exe 101 PID 3488 wrote to memory of 3424 3488 rundll32.exe 101 PID 4372 wrote to memory of 2064 4372 explorha.exe 103 PID 4372 wrote to memory of 2064 4372 explorha.exe 103 PID 4372 wrote to memory of 2064 4372 explorha.exe 103
Processes
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C:\Users\Admin\AppData\Local\Temp\97af1cd8f14c81dc532c69899d8f6efde30e3da17340d0a18cb785ac63eb58f8.exe"C:\Users\Admin\AppData\Local\Temp\97af1cd8f14c81dc532c69899d8f6efde30e3da17340d0a18cb785ac63eb58f8.exe"1⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Checks computer location settings
- 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:2964 -
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
- Checks computer location settings
- Executes dropped EXE
- Identifies Wine through registry keys
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:4372 -
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:1352 -
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:3488 -
C:\Windows\system32\netsh.exenetsh wlan show profiles5⤵PID:4112
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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\757987694264_Desktop.zip' -CompressionLevel Optimal5⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3424
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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:2064
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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:3464
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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:4164
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
1.8MB
MD536cdd421bca18b892a7b9acbf8ddae22
SHA17304ee9320fa859d3996603621722b5b4d1af44b
SHA25697af1cd8f14c81dc532c69899d8f6efde30e3da17340d0a18cb785ac63eb58f8
SHA512db73b4c5fe2cab6220122969594215a292950ccaa028887bfc8d3dd6de8c83d0e0c0495e81250ee33d3e3c718bae663d0eb5aa954cb4b8545b08c32d2cc97855
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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