Analysis
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max time kernel
142s -
max time network
137s -
platform
windows10-2004_x64 -
resource
win10v2004-20240419-en -
resource tags
arch:x64arch:x86image:win10v2004-20240419-enlocale:en-usos:windows10-2004-x64system -
submitted
06-05-2024 10:10
Static task
static1
Behavioral task
behavioral1
Sample
d874f9aa9e61b984a95d98c87324c0c625085c4d53f8a4d6c798ec62895f4d82.exe
Resource
win10v2004-20240419-en
Behavioral task
behavioral2
Sample
d874f9aa9e61b984a95d98c87324c0c625085c4d53f8a4d6c798ec62895f4d82.exe
Resource
win11-20240426-en
General
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Target
d874f9aa9e61b984a95d98c87324c0c625085c4d53f8a4d6c798ec62895f4d82.exe
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Size
1.9MB
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MD5
a26ea4569942d380439d50bffa203a15
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SHA1
f77b87a68f0f5d77e4691a9549486892510799b5
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SHA256
d874f9aa9e61b984a95d98c87324c0c625085c4d53f8a4d6c798ec62895f4d82
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SHA512
1c8efad34314f82bdd7762014f0cd918927b3f325ef26e84e616c18ad1ed950e76e150c1d25faab4d3a1b951f2e5934dc7dc923a4857d41a6b09ec0eac35dc7d
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SSDEEP
49152:hRwnVMAjjoh7AwQazaR3t0TRxRBkYMEQIYQyNP5e0Jur:hR+XPQAwDzaGvjnxj5mI0Jc
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
description 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__ explorha.exe Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ explorha.exe Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ d874f9aa9e61b984a95d98c87324c0c625085c4d53f8a4d6c798ec62895f4d82.exe -
Blocklisted process makes network request 2 IoCs
flow pid Process 32 4652 rundll32.exe 33 1676 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.
description ioc Process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion d874f9aa9e61b984a95d98c87324c0c625085c4d53f8a4d6c798ec62895f4d82.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 d874f9aa9e61b984a95d98c87324c0c625085c4d53f8a4d6c798ec62895f4d82.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 -
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-1-5-21-2818691465-3043947619-2475182763-1000\Control Panel\International\Geo\Nation d874f9aa9e61b984a95d98c87324c0c625085c4d53f8a4d6c798ec62895f4d82.exe Key value queried \REGISTRY\USER\S-1-5-21-2818691465-3043947619-2475182763-1000\Control Panel\International\Geo\Nation explorha.exe -
Executes dropped EXE 4 IoCs
pid Process 3368 explorha.exe 2584 explorha.exe 3608 explorha.exe 3936 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.
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-2818691465-3043947619-2475182763-1000\Software\Wine d874f9aa9e61b984a95d98c87324c0c625085c4d53f8a4d6c798ec62895f4d82.exe Key opened \REGISTRY\USER\S-1-5-21-2818691465-3043947619-2475182763-1000\Software\Wine explorha.exe Key opened \REGISTRY\USER\S-1-5-21-2818691465-3043947619-2475182763-1000\Software\Wine explorha.exe Key opened \REGISTRY\USER\S-1-5-21-2818691465-3043947619-2475182763-1000\Software\Wine explorha.exe Key opened \REGISTRY\USER\S-1-5-21-2818691465-3043947619-2475182763-1000\Software\Wine explorha.exe -
Loads dropped DLL 3 IoCs
pid Process 4252 rundll32.exe 4652 rundll32.exe 1676 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
pid Process 4620 d874f9aa9e61b984a95d98c87324c0c625085c4d53f8a4d6c798ec62895f4d82.exe 3368 explorha.exe 2584 explorha.exe 3608 explorha.exe 3936 explorha.exe -
Drops file in Windows directory 1 IoCs
description ioc Process File created C:\Windows\Tasks\explorha.job d874f9aa9e61b984a95d98c87324c0c625085c4d53f8a4d6c798ec62895f4d82.exe -
pid Process 3452 powershell.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Suspicious behavior: EnumeratesProcesses 23 IoCs
pid Process 4620 d874f9aa9e61b984a95d98c87324c0c625085c4d53f8a4d6c798ec62895f4d82.exe 4620 d874f9aa9e61b984a95d98c87324c0c625085c4d53f8a4d6c798ec62895f4d82.exe 3368 explorha.exe 3368 explorha.exe 2584 explorha.exe 2584 explorha.exe 4652 rundll32.exe 4652 rundll32.exe 4652 rundll32.exe 4652 rundll32.exe 4652 rundll32.exe 4652 rundll32.exe 4652 rundll32.exe 4652 rundll32.exe 4652 rundll32.exe 4652 rundll32.exe 3452 powershell.exe 3452 powershell.exe 3452 powershell.exe 3608 explorha.exe 3608 explorha.exe 3936 explorha.exe 3936 explorha.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 3452 powershell.exe -
Suspicious use of WriteProcessMemory 15 IoCs
description pid Process procid_target PID 4620 wrote to memory of 3368 4620 d874f9aa9e61b984a95d98c87324c0c625085c4d53f8a4d6c798ec62895f4d82.exe 87 PID 4620 wrote to memory of 3368 4620 d874f9aa9e61b984a95d98c87324c0c625085c4d53f8a4d6c798ec62895f4d82.exe 87 PID 4620 wrote to memory of 3368 4620 d874f9aa9e61b984a95d98c87324c0c625085c4d53f8a4d6c798ec62895f4d82.exe 87 PID 3368 wrote to memory of 4252 3368 explorha.exe 99 PID 3368 wrote to memory of 4252 3368 explorha.exe 99 PID 3368 wrote to memory of 4252 3368 explorha.exe 99 PID 4252 wrote to memory of 4652 4252 rundll32.exe 100 PID 4252 wrote to memory of 4652 4252 rundll32.exe 100 PID 4652 wrote to memory of 2324 4652 rundll32.exe 101 PID 4652 wrote to memory of 2324 4652 rundll32.exe 101 PID 4652 wrote to memory of 3452 4652 rundll32.exe 103 PID 4652 wrote to memory of 3452 4652 rundll32.exe 103 PID 3368 wrote to memory of 1676 3368 explorha.exe 105 PID 3368 wrote to memory of 1676 3368 explorha.exe 105 PID 3368 wrote to memory of 1676 3368 explorha.exe 105
Processes
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C:\Users\Admin\AppData\Local\Temp\d874f9aa9e61b984a95d98c87324c0c625085c4d53f8a4d6c798ec62895f4d82.exe"C:\Users\Admin\AppData\Local\Temp\d874f9aa9e61b984a95d98c87324c0c625085c4d53f8a4d6c798ec62895f4d82.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 WriteProcessMemory
PID:4620 -
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:3368 -
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:4252 -
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:4652 -
C:\Windows\system32\netsh.exenetsh wlan show profiles5⤵PID:2324
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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\818691465304_Desktop.zip' -CompressionLevel Optimal5⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3452
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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:1676
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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:2584
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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:3608
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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:3936
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
1.9MB
MD5a26ea4569942d380439d50bffa203a15
SHA1f77b87a68f0f5d77e4691a9549486892510799b5
SHA256d874f9aa9e61b984a95d98c87324c0c625085c4d53f8a4d6c798ec62895f4d82
SHA5121c8efad34314f82bdd7762014f0cd918927b3f325ef26e84e616c18ad1ed950e76e150c1d25faab4d3a1b951f2e5934dc7dc923a4857d41a6b09ec0eac35dc7d
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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