Analysis
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max time kernel
150s -
max time network
153s -
platform
windows11-21h2_x64 -
resource
win11-20240221-en -
resource tags
arch:x64arch:x86image:win11-20240221-enlocale:en-usos:windows11-21h2-x64system -
submitted
31-03-2024 13:38
Static task
static1
Behavioral task
behavioral1
Sample
8702b30de55c75700141ef035d824da5e53e6e3092c3cb0b0f8d28053f6be600.exe
Resource
win10v2004-20231215-en
General
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Target
8702b30de55c75700141ef035d824da5e53e6e3092c3cb0b0f8d28053f6be600.exe
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Size
1.8MB
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MD5
4e457349ee8ddd67accfbdc724f89b37
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SHA1
905a0840203a6df2f6ed2375cd48d4c3f70c8cd8
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SHA256
8702b30de55c75700141ef035d824da5e53e6e3092c3cb0b0f8d28053f6be600
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SHA512
cdc2e4e5f84ba367bb70cb27a86901774d3c2ff447f7ba2b82c05d57d5bae26b09574135bfc92e22ee3550e268e554716bbb2b5ebbc7c01a4ec5fd5b66ac5e51
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SSDEEP
49152:MDryDiqvEnmdAumMKK2K8Eo6hkSs8M8ixho50:MDeDxvGc2K8h6iSnM8Ko5
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__ explorha.exe Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ 8702b30de55c75700141ef035d824da5e53e6e3092c3cb0b0f8d28053f6be600.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 3 664 rundll32.exe 4 3636 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\SystemBiosVersion 8702b30de55c75700141ef035d824da5e53e6e3092c3cb0b0f8d28053f6be600.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion 8702b30de55c75700141ef035d824da5e53e6e3092c3cb0b0f8d28053f6be600.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 -
Executes dropped EXE 3 IoCs
pid Process 4936 explorha.exe 2208 explorha.exe 2284 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-1-5-21-627134735-902745853-4257352768-1000\Software\Wine 8702b30de55c75700141ef035d824da5e53e6e3092c3cb0b0f8d28053f6be600.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
pid Process 1440 rundll32.exe 664 rundll32.exe 3636 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 1728 8702b30de55c75700141ef035d824da5e53e6e3092c3cb0b0f8d28053f6be600.exe 4936 explorha.exe 2208 explorha.exe 2284 explorha.exe -
Drops file in Windows directory 1 IoCs
description ioc Process File created C:\Windows\Tasks\explorha.job 8702b30de55c75700141ef035d824da5e53e6e3092c3cb0b0f8d28053f6be600.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Suspicious behavior: EnumeratesProcesses 20 IoCs
pid Process 1728 8702b30de55c75700141ef035d824da5e53e6e3092c3cb0b0f8d28053f6be600.exe 1728 8702b30de55c75700141ef035d824da5e53e6e3092c3cb0b0f8d28053f6be600.exe 4936 explorha.exe 4936 explorha.exe 664 rundll32.exe 664 rundll32.exe 664 rundll32.exe 664 rundll32.exe 664 rundll32.exe 664 rundll32.exe 664 rundll32.exe 664 rundll32.exe 664 rundll32.exe 664 rundll32.exe 4744 powershell.exe 4744 powershell.exe 2208 explorha.exe 2208 explorha.exe 2284 explorha.exe 2284 explorha.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 4744 powershell.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 1728 8702b30de55c75700141ef035d824da5e53e6e3092c3cb0b0f8d28053f6be600.exe -
Suspicious use of WriteProcessMemory 15 IoCs
description pid Process procid_target PID 1728 wrote to memory of 4936 1728 8702b30de55c75700141ef035d824da5e53e6e3092c3cb0b0f8d28053f6be600.exe 80 PID 1728 wrote to memory of 4936 1728 8702b30de55c75700141ef035d824da5e53e6e3092c3cb0b0f8d28053f6be600.exe 80 PID 1728 wrote to memory of 4936 1728 8702b30de55c75700141ef035d824da5e53e6e3092c3cb0b0f8d28053f6be600.exe 80 PID 4936 wrote to memory of 1440 4936 explorha.exe 81 PID 4936 wrote to memory of 1440 4936 explorha.exe 81 PID 4936 wrote to memory of 1440 4936 explorha.exe 81 PID 1440 wrote to memory of 664 1440 rundll32.exe 82 PID 1440 wrote to memory of 664 1440 rundll32.exe 82 PID 664 wrote to memory of 1460 664 rundll32.exe 83 PID 664 wrote to memory of 1460 664 rundll32.exe 83 PID 664 wrote to memory of 4744 664 rundll32.exe 85 PID 664 wrote to memory of 4744 664 rundll32.exe 85 PID 4936 wrote to memory of 3636 4936 explorha.exe 87 PID 4936 wrote to memory of 3636 4936 explorha.exe 87 PID 4936 wrote to memory of 3636 4936 explorha.exe 87
Processes
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C:\Users\Admin\AppData\Local\Temp\8702b30de55c75700141ef035d824da5e53e6e3092c3cb0b0f8d28053f6be600.exe"C:\Users\Admin\AppData\Local\Temp\8702b30de55c75700141ef035d824da5e53e6e3092c3cb0b0f8d28053f6be600.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:1728 -
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:4936 -
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:1440 -
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:664 -
C:\Windows\system32\netsh.exenetsh wlan show profiles5⤵PID:1460
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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:4744
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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:3636
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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:2208
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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:2284
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
1.8MB
MD54e457349ee8ddd67accfbdc724f89b37
SHA1905a0840203a6df2f6ed2375cd48d4c3f70c8cd8
SHA2568702b30de55c75700141ef035d824da5e53e6e3092c3cb0b0f8d28053f6be600
SHA512cdc2e4e5f84ba367bb70cb27a86901774d3c2ff447f7ba2b82c05d57d5bae26b09574135bfc92e22ee3550e268e554716bbb2b5ebbc7c01a4ec5fd5b66ac5e51
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Filesize
102KB
MD5f0e9481b2f6e8eff77e3c59d3c6e9fa1
SHA1617530d71f30e40acefa37b82b88a11c5f080373
SHA2564f7217f06fbc07dec73c72367b0f4ed3ebe5c7ea0adec7709c4eceb5a4d75d1b
SHA512b7a64f4dd29cb33b78ffc8b4cfe5eaf15fd4d299772515dc8fd84dc60e12065823259aadddbd88721e99880cbf6485b4160cefdc0097d85c004c4d878a8e1625
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Filesize
101KB
MD57c6ee6e10ae1f7db426211ef73eecd54
SHA1a46ac2b99d93067e3e1fcc9ee61bac137994b22c
SHA25660c34e6a1fe1d239a40628f1b2cf72382d56c957fbcaf771399972148e339a91
SHA5123d7abdae781875c412fbce4c2bf70a72ec666877c1d487cd807a25ad8357d0f10ba5021ecb9aba2e82a0ecabf4752a438a5f56ff359406d7d6e094f40846c765
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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