Analysis
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max time kernel
291s -
max time network
271s -
platform
windows7_x64 -
resource
win7-20240221-en -
resource tags
arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system -
submitted
04/04/2024, 22:29
Static task
static1
Behavioral task
behavioral1
Sample
346c7d1fc9a65c1f071034126d263ca47ce7d80a1a1b173e373fe664541d51e4.exe
Resource
win7-20240221-en
General
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Target
346c7d1fc9a65c1f071034126d263ca47ce7d80a1a1b173e373fe664541d51e4.exe
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Size
1.8MB
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MD5
a25b46f5edd72724417c637e8e33f64b
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SHA1
f4cba5b47829e9c89ab72564f0b146c3af5300eb
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SHA256
346c7d1fc9a65c1f071034126d263ca47ce7d80a1a1b173e373fe664541d51e4
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SHA512
d145822656ae774308c72df217082cb2abfc67a626c5e3fe55fcda965d81443096942b6fe14b34e96a19562817d892f50bb697477567481c863b29998c91d71f
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SSDEEP
49152:8KMvuGU5CSkvDhMNNHCV1lX8+m0gaSGmkD775uSA1IlAFI:8hvuGU5CKNNHwRm0g3GNP75uVF
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__ 346c7d1fc9a65c1f071034126d263ca47ce7d80a1a1b173e373fe664541d51e4.exe Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ explorha.exe -
Blocklisted process makes network request 2 IoCs
flow pid Process 7 2200 rundll32.exe 10 1992 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 346c7d1fc9a65c1f071034126d263ca47ce7d80a1a1b173e373fe664541d51e4.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion 346c7d1fc9a65c1f071034126d263ca47ce7d80a1a1b173e373fe664541d51e4.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion explorha.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion explorha.exe -
Executes dropped EXE 1 IoCs
pid Process 2564 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-1-5-21-1298544033-3225604241-2703760938-1000\Software\Wine 346c7d1fc9a65c1f071034126d263ca47ce7d80a1a1b173e373fe664541d51e4.exe Key opened \REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000\Software\Wine explorha.exe -
Loads dropped DLL 13 IoCs
pid Process 2044 346c7d1fc9a65c1f071034126d263ca47ce7d80a1a1b173e373fe664541d51e4.exe 1972 rundll32.exe 1972 rundll32.exe 1972 rundll32.exe 1972 rundll32.exe 2200 rundll32.exe 2200 rundll32.exe 2200 rundll32.exe 2200 rundll32.exe 1992 rundll32.exe 1992 rundll32.exe 1992 rundll32.exe 1992 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 2044 346c7d1fc9a65c1f071034126d263ca47ce7d80a1a1b173e373fe664541d51e4.exe 2564 explorha.exe -
Drops file in Windows directory 1 IoCs
description ioc Process File created C:\Windows\Tasks\explorha.job 346c7d1fc9a65c1f071034126d263ca47ce7d80a1a1b173e373fe664541d51e4.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
pid Process 2044 346c7d1fc9a65c1f071034126d263ca47ce7d80a1a1b173e373fe664541d51e4.exe 2564 explorha.exe 2200 rundll32.exe 2200 rundll32.exe 2200 rundll32.exe 2200 rundll32.exe 2200 rundll32.exe 576 powershell.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 576 powershell.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 2044 346c7d1fc9a65c1f071034126d263ca47ce7d80a1a1b173e373fe664541d51e4.exe -
Suspicious use of WriteProcessMemory 28 IoCs
description pid Process procid_target PID 2044 wrote to memory of 2564 2044 346c7d1fc9a65c1f071034126d263ca47ce7d80a1a1b173e373fe664541d51e4.exe 28 PID 2044 wrote to memory of 2564 2044 346c7d1fc9a65c1f071034126d263ca47ce7d80a1a1b173e373fe664541d51e4.exe 28 PID 2044 wrote to memory of 2564 2044 346c7d1fc9a65c1f071034126d263ca47ce7d80a1a1b173e373fe664541d51e4.exe 28 PID 2044 wrote to memory of 2564 2044 346c7d1fc9a65c1f071034126d263ca47ce7d80a1a1b173e373fe664541d51e4.exe 28 PID 2564 wrote to memory of 1972 2564 explorha.exe 30 PID 2564 wrote to memory of 1972 2564 explorha.exe 30 PID 2564 wrote to memory of 1972 2564 explorha.exe 30 PID 2564 wrote to memory of 1972 2564 explorha.exe 30 PID 2564 wrote to memory of 1972 2564 explorha.exe 30 PID 2564 wrote to memory of 1972 2564 explorha.exe 30 PID 2564 wrote to memory of 1972 2564 explorha.exe 30 PID 1972 wrote to memory of 2200 1972 rundll32.exe 31 PID 1972 wrote to memory of 2200 1972 rundll32.exe 31 PID 1972 wrote to memory of 2200 1972 rundll32.exe 31 PID 1972 wrote to memory of 2200 1972 rundll32.exe 31 PID 2200 wrote to memory of 488 2200 rundll32.exe 32 PID 2200 wrote to memory of 488 2200 rundll32.exe 32 PID 2200 wrote to memory of 488 2200 rundll32.exe 32 PID 2200 wrote to memory of 576 2200 rundll32.exe 34 PID 2200 wrote to memory of 576 2200 rundll32.exe 34 PID 2200 wrote to memory of 576 2200 rundll32.exe 34 PID 2564 wrote to memory of 1992 2564 explorha.exe 36 PID 2564 wrote to memory of 1992 2564 explorha.exe 36 PID 2564 wrote to memory of 1992 2564 explorha.exe 36 PID 2564 wrote to memory of 1992 2564 explorha.exe 36 PID 2564 wrote to memory of 1992 2564 explorha.exe 36 PID 2564 wrote to memory of 1992 2564 explorha.exe 36 PID 2564 wrote to memory of 1992 2564 explorha.exe 36
Processes
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C:\Users\Admin\AppData\Local\Temp\346c7d1fc9a65c1f071034126d263ca47ce7d80a1a1b173e373fe664541d51e4.exe"C:\Users\Admin\AppData\Local\Temp\346c7d1fc9a65c1f071034126d263ca47ce7d80a1a1b173e373fe664541d51e4.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:2044 -
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:2564 -
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:1972 -
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:2200 -
C:\Windows\system32\netsh.exenetsh wlan show profiles5⤵PID:488
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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\298544033322_Desktop.zip' -CompressionLevel Optimal5⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:576
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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:1992
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
1.8MB
MD5a25b46f5edd72724417c637e8e33f64b
SHA1f4cba5b47829e9c89ab72564f0b146c3af5300eb
SHA256346c7d1fc9a65c1f071034126d263ca47ce7d80a1a1b173e373fe664541d51e4
SHA512d145822656ae774308c72df217082cb2abfc67a626c5e3fe55fcda965d81443096942b6fe14b34e96a19562817d892f50bb697477567481c863b29998c91d71f
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Filesize
109KB
MD5726cd06231883a159ec1ce28dd538699
SHA1404897e6a133d255ad5a9c26ac6414d7134285a2
SHA25612fef2d5995d671ec0e91bdbdc91e2b0d3c90ed3a8b2b13ddaa8ad64727dcd46
SHA5129ea82e7cb6c6a58446bd5033855947c3e2d475d2910f2b941235e0b96aa08eec822d2dd17cc86b2d3fce930f78b799291992408e309a6c63e3011266810ea83e
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Filesize
1.2MB
MD515a42d3e4579da615a384c717ab2109b
SHA122aeedeb2307b1370cdab70d6a6b6d2c13ad2301
SHA2563c97bb410e49b11af8116feb7240b7101e1967cae7538418c45c3d2e072e8103
SHA5121eb7f126dccc88a2479e3818c36120f5af3caa0d632b9ea803485ee6531d6e2a1fd0805b1c4364983d280df23ea5ca3ad4a5fca558ac436efae36af9b795c444