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Analysis
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max time kernel
147s -
max time network
149s -
platform
windows11-21h2_x64 -
resource
win11-20240419-en -
resource tags
arch:x64arch:x86image:win11-20240419-enlocale:en-usos:windows11-21h2-x64system -
submitted
05/05/2024, 22:59
Static task
static1
Behavioral task
behavioral1
Sample
b3db68faa78c964de395b645d992e265cbd08d8ca826ef912646d4c45a002174.exe
Resource
win10v2004-20240419-en
General
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Target
b3db68faa78c964de395b645d992e265cbd08d8ca826ef912646d4c45a002174.exe
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Size
1.8MB
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MD5
03dfcbdc45b422df88e1cd8f10763d27
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SHA1
49ce415d676edba8a24085a17e40e2b9b5293635
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SHA256
b3db68faa78c964de395b645d992e265cbd08d8ca826ef912646d4c45a002174
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SHA512
41d00e9a90aa1abfefff65ca4ddd9eb896e16c7719a310c3b6775fbeaf301a57cbc0c26540f92897443de70ed14af3202af5601807bb33aae674e3644bc11eef
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SSDEEP
24576:I9LHUQLtu25Cm8QztXSXS84n7zXdzY5hQwV3+akMSzCIcMGqMeV7YxqFlXdlNnGe:I9bUQskvztcS846EwV3+a8CIbCiBF/O
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 2 IoCs
description ioc Process Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ explorha.exe Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ b3db68faa78c964de395b645d992e265cbd08d8ca826ef912646d4c45a002174.exe -
Blocklisted process makes network request 2 IoCs
flow pid Process 3 644 rundll32.exe 4 5076 rundll32.exe -
Downloads MZ/PE file
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Checks BIOS information in registry 2 TTPs 4 IoCs
BIOS information is often read in order to detect sandboxing environments.
description 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 b3db68faa78c964de395b645d992e265cbd08d8ca826ef912646d4c45a002174.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion b3db68faa78c964de395b645d992e265cbd08d8ca826ef912646d4c45a002174.exe -
Executes dropped EXE 1 IoCs
pid Process 3116 explorha.exe -
Identifies Wine through registry keys 2 TTPs 2 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-1-5-21-293923083-2364846840-4256557006-1000\Software\Wine b3db68faa78c964de395b645d992e265cbd08d8ca826ef912646d4c45a002174.exe Key opened \REGISTRY\USER\S-1-5-21-293923083-2364846840-4256557006-1000\Software\Wine explorha.exe -
Loads dropped DLL 3 IoCs
pid Process 4664 rundll32.exe 644 rundll32.exe 5076 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 2 IoCs
pid Process 2148 b3db68faa78c964de395b645d992e265cbd08d8ca826ef912646d4c45a002174.exe 3116 explorha.exe -
Drops file in Windows directory 1 IoCs
description ioc Process File created C:\Windows\Tasks\explorha.job b3db68faa78c964de395b645d992e265cbd08d8ca826ef912646d4c45a002174.exe -
pid Process 4832 powershell.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Suspicious behavior: EnumeratesProcesses 16 IoCs
pid Process 2148 b3db68faa78c964de395b645d992e265cbd08d8ca826ef912646d4c45a002174.exe 2148 b3db68faa78c964de395b645d992e265cbd08d8ca826ef912646d4c45a002174.exe 3116 explorha.exe 3116 explorha.exe 644 rundll32.exe 644 rundll32.exe 644 rundll32.exe 644 rundll32.exe 644 rundll32.exe 644 rundll32.exe 644 rundll32.exe 644 rundll32.exe 644 rundll32.exe 644 rundll32.exe 4832 powershell.exe 4832 powershell.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 4832 powershell.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 2148 b3db68faa78c964de395b645d992e265cbd08d8ca826ef912646d4c45a002174.exe -
Suspicious use of WriteProcessMemory 15 IoCs
description pid Process procid_target PID 2148 wrote to memory of 3116 2148 b3db68faa78c964de395b645d992e265cbd08d8ca826ef912646d4c45a002174.exe 80 PID 2148 wrote to memory of 3116 2148 b3db68faa78c964de395b645d992e265cbd08d8ca826ef912646d4c45a002174.exe 80 PID 2148 wrote to memory of 3116 2148 b3db68faa78c964de395b645d992e265cbd08d8ca826ef912646d4c45a002174.exe 80 PID 3116 wrote to memory of 4664 3116 explorha.exe 81 PID 3116 wrote to memory of 4664 3116 explorha.exe 81 PID 3116 wrote to memory of 4664 3116 explorha.exe 81 PID 4664 wrote to memory of 644 4664 rundll32.exe 82 PID 4664 wrote to memory of 644 4664 rundll32.exe 82 PID 644 wrote to memory of 2028 644 rundll32.exe 83 PID 644 wrote to memory of 2028 644 rundll32.exe 83 PID 644 wrote to memory of 4832 644 rundll32.exe 85 PID 644 wrote to memory of 4832 644 rundll32.exe 85 PID 3116 wrote to memory of 5076 3116 explorha.exe 87 PID 3116 wrote to memory of 5076 3116 explorha.exe 87 PID 3116 wrote to memory of 5076 3116 explorha.exe 87
Processes
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C:\Users\Admin\AppData\Local\Temp\b3db68faa78c964de395b645d992e265cbd08d8ca826ef912646d4c45a002174.exe"C:\Users\Admin\AppData\Local\Temp\b3db68faa78c964de395b645d992e265cbd08d8ca826ef912646d4c45a002174.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:2148 -
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:3116 -
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:4664 -
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:644 -
C:\Windows\system32\netsh.exenetsh wlan show profiles5⤵PID:2028
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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\939230832364_Desktop.zip' -CompressionLevel Optimal5⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4832
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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:5076
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
1.8MB
MD503dfcbdc45b422df88e1cd8f10763d27
SHA149ce415d676edba8a24085a17e40e2b9b5293635
SHA256b3db68faa78c964de395b645d992e265cbd08d8ca826ef912646d4c45a002174
SHA51241d00e9a90aa1abfefff65ca4ddd9eb896e16c7719a310c3b6775fbeaf301a57cbc0c26540f92897443de70ed14af3202af5601807bb33aae674e3644bc11eef
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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