Analysis
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max time kernel
143s -
max time network
137s -
platform
windows11-21h2_x64 -
resource
win11-20240214-en -
resource tags
arch:x64arch:x86image:win11-20240214-enlocale:en-usos:windows11-21h2-x64system -
submitted
28/03/2024, 02:10
Static task
static1
Behavioral task
behavioral1
Sample
cfae7e4241507cfc24a20519a790dc12703f1211eeecf74c9f03446335d9dee9.exe
Resource
win10v2004-20240226-en
General
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Target
cfae7e4241507cfc24a20519a790dc12703f1211eeecf74c9f03446335d9dee9.exe
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Size
1.8MB
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MD5
df96566b76c485293d11fc9f5920e5a8
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SHA1
d9458ad7992304ea8eb5c0cd32820023203d207a
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SHA256
cfae7e4241507cfc24a20519a790dc12703f1211eeecf74c9f03446335d9dee9
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SHA512
0f6983be81dd31de3cad84187549058da6604600912efd5546eea7f3dd702dc2aec3b315d12d1bb47f34f0e0006d3f82a9698a504b38f8b7b354566d8a6bf32a
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SSDEEP
49152:F2kd/BMBxdLQnFy2sYiA2L92p6Frn+GXJ3:t/8xdLbEiZB2p6Fr+GZ
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__ cfae7e4241507cfc24a20519a790dc12703f1211eeecf74c9f03446335d9dee9.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 3604 rundll32.exe 4 2424 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 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 cfae7e4241507cfc24a20519a790dc12703f1211eeecf74c9f03446335d9dee9.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion cfae7e4241507cfc24a20519a790dc12703f1211eeecf74c9f03446335d9dee9.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion explorha.exe -
Executes dropped EXE 3 IoCs
pid Process 5020 explorha.exe 1800 explorha.exe 3140 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-1-5-21-2567984660-2719943099-2683635618-1000\Software\Wine explorha.exe Key opened \REGISTRY\USER\S-1-5-21-2567984660-2719943099-2683635618-1000\Software\Wine explorha.exe Key opened \REGISTRY\USER\S-1-5-21-2567984660-2719943099-2683635618-1000\Software\Wine explorha.exe Key opened \REGISTRY\USER\S-1-5-21-2567984660-2719943099-2683635618-1000\Software\Wine cfae7e4241507cfc24a20519a790dc12703f1211eeecf74c9f03446335d9dee9.exe -
Loads dropped DLL 3 IoCs
pid Process 1360 rundll32.exe 3604 rundll32.exe 2424 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 1756 cfae7e4241507cfc24a20519a790dc12703f1211eeecf74c9f03446335d9dee9.exe 5020 explorha.exe 1800 explorha.exe 3140 explorha.exe -
Drops file in Windows directory 1 IoCs
description ioc Process File created C:\Windows\Tasks\explorha.job cfae7e4241507cfc24a20519a790dc12703f1211eeecf74c9f03446335d9dee9.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 1756 cfae7e4241507cfc24a20519a790dc12703f1211eeecf74c9f03446335d9dee9.exe 1756 cfae7e4241507cfc24a20519a790dc12703f1211eeecf74c9f03446335d9dee9.exe 5020 explorha.exe 5020 explorha.exe 3604 rundll32.exe 3604 rundll32.exe 3604 rundll32.exe 3604 rundll32.exe 3604 rundll32.exe 3604 rundll32.exe 3604 rundll32.exe 3604 rundll32.exe 3604 rundll32.exe 3604 rundll32.exe 3172 powershell.exe 3172 powershell.exe 1800 explorha.exe 1800 explorha.exe 3140 explorha.exe 3140 explorha.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 3172 powershell.exe -
Suspicious use of WriteProcessMemory 15 IoCs
description pid Process procid_target PID 1756 wrote to memory of 5020 1756 cfae7e4241507cfc24a20519a790dc12703f1211eeecf74c9f03446335d9dee9.exe 77 PID 1756 wrote to memory of 5020 1756 cfae7e4241507cfc24a20519a790dc12703f1211eeecf74c9f03446335d9dee9.exe 77 PID 1756 wrote to memory of 5020 1756 cfae7e4241507cfc24a20519a790dc12703f1211eeecf74c9f03446335d9dee9.exe 77 PID 5020 wrote to memory of 1360 5020 explorha.exe 78 PID 5020 wrote to memory of 1360 5020 explorha.exe 78 PID 5020 wrote to memory of 1360 5020 explorha.exe 78 PID 1360 wrote to memory of 3604 1360 rundll32.exe 79 PID 1360 wrote to memory of 3604 1360 rundll32.exe 79 PID 3604 wrote to memory of 228 3604 rundll32.exe 80 PID 3604 wrote to memory of 228 3604 rundll32.exe 80 PID 3604 wrote to memory of 3172 3604 rundll32.exe 82 PID 3604 wrote to memory of 3172 3604 rundll32.exe 82 PID 5020 wrote to memory of 2424 5020 explorha.exe 84 PID 5020 wrote to memory of 2424 5020 explorha.exe 84 PID 5020 wrote to memory of 2424 5020 explorha.exe 84
Processes
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C:\Users\Admin\AppData\Local\Temp\cfae7e4241507cfc24a20519a790dc12703f1211eeecf74c9f03446335d9dee9.exe"C:\Users\Admin\AppData\Local\Temp\cfae7e4241507cfc24a20519a790dc12703f1211eeecf74c9f03446335d9dee9.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 WriteProcessMemory
PID:1756 -
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:5020 -
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:1360 -
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:3604 -
C:\Windows\system32\netsh.exenetsh wlan show profiles5⤵PID:228
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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\567984660271_Desktop.zip' -CompressionLevel Optimal5⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3172
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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:2424
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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:1800
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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:3140
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
1.8MB
MD5df96566b76c485293d11fc9f5920e5a8
SHA1d9458ad7992304ea8eb5c0cd32820023203d207a
SHA256cfae7e4241507cfc24a20519a790dc12703f1211eeecf74c9f03446335d9dee9
SHA5120f6983be81dd31de3cad84187549058da6604600912efd5546eea7f3dd702dc2aec3b315d12d1bb47f34f0e0006d3f82a9698a504b38f8b7b354566d8a6bf32a
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Filesize
192KB
MD55f81e608051da6a40f979c02d22c4f82
SHA1d8e54e70718eb2971d0f3e7ec7523579b343ac67
SHA256fbede004ee49f50369646e772a336abbe646fb663c25102c594af7ac7c372485
SHA512ffae5b3c6be707d7f4beadb805fa5cece90cf53cac0f9df0275381d4e7b1fdda963a432feb378037a396ad61bbfd56b177d62fff64307dc3cffd2a2b235e6a58
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Filesize
192KB
MD510eb90dbd53a7a1dd436e3b9383b1735
SHA124d358c136b161fbb69d88814edc5db64932c18c
SHA256db6c1f4cde04ea6b438e9ffa3882ce95ea6d723f7bdd723e836061f20e83b074
SHA5120bd7c7bb45c5339afe238732758b28e169b42dcdda5006ffc25c5015fc81aee5386715704a73b671ed3ed4fa3707f404c47a05936f55b9757f263a35af5ddc54
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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