Analysis
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max time kernel
145s -
max time network
151s -
platform
windows11-21h2_x64 -
resource
win11-20240611-en -
resource tags
arch:x64arch:x86image:win11-20240611-enlocale:en-usos:windows11-21h2-x64system -
submitted
29-06-2024 10:50
Static task
static1
Behavioral task
behavioral1
Sample
a4145593193032a8497040280cc119fb52a672b6d95b140bfdf4ed72e5495ad9.exe
Resource
win10v2004-20240611-en
General
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Target
a4145593193032a8497040280cc119fb52a672b6d95b140bfdf4ed72e5495ad9.exe
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Size
1.8MB
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MD5
65af580a1c247abb36d4088d918678e3
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SHA1
9c3141c8ef9a76ed29650cddebed240e7a98e1e4
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SHA256
a4145593193032a8497040280cc119fb52a672b6d95b140bfdf4ed72e5495ad9
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SHA512
d793346775a1b00250f95b50d26f0d0e305f7abb7a3a4353e7f89e9894ff48537a31532985afcab6e82cd21cfb2b82cb4966b21f804f83e172a44e57e8a2b696
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SSDEEP
49152:PCQepip64ifiy17vy+0t6c8HKWY0P2wqIEXPY:PTbhiKyRv30t6vBPpYA
Malware Config
Extracted
amadey
4.30
4dd39d
http://77.91.77.82
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install_dir
ad40971b6b
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install_file
explorti.exe
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strings_key
a434973ad22def7137dbb5e059b7081e
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url_paths
/Hun4Ko/index.php
Extracted
stealc
default
http://85.28.47.4
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url_path
/920475a59bac849d.php
Signatures
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Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 5 IoCs
Processes:
explorti.exeIEBFIEBAFC.exeexplorti.exeexplorti.exea4145593193032a8497040280cc119fb52a672b6d95b140bfdf4ed72e5495ad9.exedescription ioc process Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ explorti.exe Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ IEBFIEBAFC.exe Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ explorti.exe Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ explorti.exe Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ a4145593193032a8497040280cc119fb52a672b6d95b140bfdf4ed72e5495ad9.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.
Processes:
a4145593193032a8497040280cc119fb52a672b6d95b140bfdf4ed72e5495ad9.exeIEBFIEBAFC.exeexplorti.exeexplorti.exeexplorti.exedescription ioc process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion a4145593193032a8497040280cc119fb52a672b6d95b140bfdf4ed72e5495ad9.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion a4145593193032a8497040280cc119fb52a672b6d95b140bfdf4ed72e5495ad9.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion IEBFIEBAFC.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion explorti.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion explorti.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion explorti.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion explorti.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion IEBFIEBAFC.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion explorti.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion explorti.exe -
Executes dropped EXE 5 IoCs
Processes:
explorti.exe028992843b.exeIEBFIEBAFC.exeexplorti.exeexplorti.exepid process 3988 explorti.exe 3804 028992843b.exe 3604 IEBFIEBAFC.exe 2276 explorti.exe 4088 explorti.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.
Processes:
explorti.exea4145593193032a8497040280cc119fb52a672b6d95b140bfdf4ed72e5495ad9.exeexplorti.exeIEBFIEBAFC.exeexplorti.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-1560405787-796225086-678739705-1000\Software\Wine explorti.exe Key opened \REGISTRY\USER\S-1-5-21-1560405787-796225086-678739705-1000\Software\Wine a4145593193032a8497040280cc119fb52a672b6d95b140bfdf4ed72e5495ad9.exe Key opened \REGISTRY\USER\S-1-5-21-1560405787-796225086-678739705-1000\Software\Wine explorti.exe Key opened \REGISTRY\USER\S-1-5-21-1560405787-796225086-678739705-1000\Software\Wine IEBFIEBAFC.exe Key opened \REGISTRY\USER\S-1-5-21-1560405787-796225086-678739705-1000\Software\Wine explorti.exe -
Loads dropped DLL 2 IoCs
Processes:
028992843b.exepid process 3804 028992843b.exe 3804 028992843b.exe -
Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
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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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Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
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Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
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Suspicious use of NtSetInformationThreadHideFromDebugger 7 IoCs
Processes:
a4145593193032a8497040280cc119fb52a672b6d95b140bfdf4ed72e5495ad9.exeexplorti.exe028992843b.exeIEBFIEBAFC.exeexplorti.exeexplorti.exepid process 2960 a4145593193032a8497040280cc119fb52a672b6d95b140bfdf4ed72e5495ad9.exe 3988 explorti.exe 3804 028992843b.exe 3804 028992843b.exe 3604 IEBFIEBAFC.exe 2276 explorti.exe 4088 explorti.exe -
Drops file in Windows directory 1 IoCs
Processes:
a4145593193032a8497040280cc119fb52a672b6d95b140bfdf4ed72e5495ad9.exedescription ioc process File created C:\Windows\Tasks\explorti.job a4145593193032a8497040280cc119fb52a672b6d95b140bfdf4ed72e5495ad9.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Checks processor information in registry 2 TTPs 2 IoCs
Processor information is often read in order to detect sandboxing environments.
Processes:
028992843b.exedescription ioc process Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 028992843b.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString 028992843b.exe -
Suspicious behavior: EnumeratesProcesses 14 IoCs
Processes:
a4145593193032a8497040280cc119fb52a672b6d95b140bfdf4ed72e5495ad9.exeexplorti.exe028992843b.exeIEBFIEBAFC.exeexplorti.exeexplorti.exepid process 2960 a4145593193032a8497040280cc119fb52a672b6d95b140bfdf4ed72e5495ad9.exe 2960 a4145593193032a8497040280cc119fb52a672b6d95b140bfdf4ed72e5495ad9.exe 3988 explorti.exe 3988 explorti.exe 3804 028992843b.exe 3804 028992843b.exe 3804 028992843b.exe 3804 028992843b.exe 3604 IEBFIEBAFC.exe 3604 IEBFIEBAFC.exe 2276 explorti.exe 2276 explorti.exe 4088 explorti.exe 4088 explorti.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
Processes:
028992843b.execmd.exepid process 3804 028992843b.exe 4336 cmd.exe -
Suspicious use of WriteProcessMemory 15 IoCs
Processes:
a4145593193032a8497040280cc119fb52a672b6d95b140bfdf4ed72e5495ad9.exeexplorti.exe028992843b.execmd.exedescription pid process target process PID 2960 wrote to memory of 3988 2960 a4145593193032a8497040280cc119fb52a672b6d95b140bfdf4ed72e5495ad9.exe explorti.exe PID 2960 wrote to memory of 3988 2960 a4145593193032a8497040280cc119fb52a672b6d95b140bfdf4ed72e5495ad9.exe explorti.exe PID 2960 wrote to memory of 3988 2960 a4145593193032a8497040280cc119fb52a672b6d95b140bfdf4ed72e5495ad9.exe explorti.exe PID 3988 wrote to memory of 3804 3988 explorti.exe 028992843b.exe PID 3988 wrote to memory of 3804 3988 explorti.exe 028992843b.exe PID 3988 wrote to memory of 3804 3988 explorti.exe 028992843b.exe PID 3804 wrote to memory of 1028 3804 028992843b.exe cmd.exe PID 3804 wrote to memory of 1028 3804 028992843b.exe cmd.exe PID 3804 wrote to memory of 1028 3804 028992843b.exe cmd.exe PID 3804 wrote to memory of 4336 3804 028992843b.exe cmd.exe PID 3804 wrote to memory of 4336 3804 028992843b.exe cmd.exe PID 3804 wrote to memory of 4336 3804 028992843b.exe cmd.exe PID 1028 wrote to memory of 3604 1028 cmd.exe IEBFIEBAFC.exe PID 1028 wrote to memory of 3604 1028 cmd.exe IEBFIEBAFC.exe PID 1028 wrote to memory of 3604 1028 cmd.exe IEBFIEBAFC.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\a4145593193032a8497040280cc119fb52a672b6d95b140bfdf4ed72e5495ad9.exe"C:\Users\Admin\AppData\Local\Temp\a4145593193032a8497040280cc119fb52a672b6d95b140bfdf4ed72e5495ad9.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
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C:\Users\Admin\AppData\Local\Temp\ad40971b6b\explorti.exe"C:\Users\Admin\AppData\Local\Temp\ad40971b6b\explorti.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
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C:\Users\Admin\AppData\Local\Temp\1000006001\028992843b.exe"C:\Users\Admin\AppData\Local\Temp\1000006001\028992843b.exe"3⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\system32\cmd.exe" /c start "" "C:\Users\Admin\AppData\Local\Temp\IEBFIEBAFC.exe"4⤵
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\IEBFIEBAFC.exe"C:\Users\Admin\AppData\Local\Temp\IEBFIEBAFC.exe"5⤵
- 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
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\system32\cmd.exe" /c start "" "C:\Users\Admin\AppData\Local\Temp\HIDAAKEGDB.exe"4⤵
- Suspicious use of SetWindowsHookEx
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C:\Users\Admin\AppData\Local\Temp\ad40971b6b\explorti.exeC:\Users\Admin\AppData\Local\Temp\ad40971b6b\explorti.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
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C:\Users\Admin\AppData\Local\Temp\ad40971b6b\explorti.exeC:\Users\Admin\AppData\Local\Temp\ad40971b6b\explorti.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
Network
MITRE ATT&CK Matrix ATT&CK v13
Replay Monitor
Loading Replay Monitor...
Downloads
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C:\ProgramData\mozglue.dllFilesize
593KB
MD5c8fd9be83bc728cc04beffafc2907fe9
SHA195ab9f701e0024cedfbd312bcfe4e726744c4f2e
SHA256ba06a6ee0b15f5be5c4e67782eec8b521e36c107a329093ec400fe0404eb196a
SHA512fbb446f4a27ef510e616caad52945d6c9cc1fd063812c41947e579ec2b54df57c6dc46237ded80fca5847f38cbe1747a6c66a13e2c8c19c664a72be35eb8b040
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C:\ProgramData\nss3.dllFilesize
2.0MB
MD51cc453cdf74f31e4d913ff9c10acdde2
SHA16e85eae544d6e965f15fa5c39700fa7202f3aafe
SHA256ac5c92fe6c51cfa742e475215b83b3e11a4379820043263bf50d4068686c6fa5
SHA512dd9ff4e06b00dc831439bab11c10e9b2ae864ea6e780d3835ea7468818f35439f352ef137da111efcdf2bb6465f6ca486719451bf6cf32c6a4420a56b1d64571
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C:\Users\Admin\AppData\Local\Temp\1000006001\028992843b.exeFilesize
2.4MB
MD50576ac8a3b5883b31970d0de15764c3c
SHA16c4ebf4258d189f5d326f71156cf3c7329c3f04e
SHA256b80697d7ff9270e262d1c1a1d4afdeca818a3918e75297523839e239e561e3f0
SHA512ebf7d130e5c2229824e071f928853077ed203ecc591f372aa7efe7e9b5bac080e00b1ecdf2401d95f6b706957d075e9c300d609a16bd799fa49abb758d06b983
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C:\Users\Admin\AppData\Local\Temp\ad40971b6b\explorti.exeFilesize
1.8MB
MD565af580a1c247abb36d4088d918678e3
SHA19c3141c8ef9a76ed29650cddebed240e7a98e1e4
SHA256a4145593193032a8497040280cc119fb52a672b6d95b140bfdf4ed72e5495ad9
SHA512d793346775a1b00250f95b50d26f0d0e305f7abb7a3a4353e7f89e9894ff48537a31532985afcab6e82cd21cfb2b82cb4966b21f804f83e172a44e57e8a2b696
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memory/2276-123-0x00000000002B0000-0x0000000000754000-memory.dmpFilesize
4.6MB
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memory/2276-122-0x00000000002B0000-0x0000000000754000-memory.dmpFilesize
4.6MB
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memory/2960-5-0x00000000005B0000-0x0000000000A54000-memory.dmpFilesize
4.6MB
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memory/2960-17-0x00000000005B0000-0x0000000000A54000-memory.dmpFilesize
4.6MB
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memory/2960-0-0x00000000005B0000-0x0000000000A54000-memory.dmpFilesize
4.6MB
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memory/2960-3-0x00000000005B0000-0x0000000000A54000-memory.dmpFilesize
4.6MB
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memory/2960-2-0x00000000005B1000-0x00000000005DF000-memory.dmpFilesize
184KB
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memory/2960-1-0x0000000077166000-0x0000000077168000-memory.dmpFilesize
8KB
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memory/3604-114-0x0000000000D90000-0x0000000001234000-memory.dmpFilesize
4.6MB
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memory/3604-113-0x0000000000D90000-0x0000000001234000-memory.dmpFilesize
4.6MB
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memory/3804-109-0x00000000007D0000-0x00000000013B5000-memory.dmpFilesize
11.9MB
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memory/3804-37-0x00000000007D0000-0x00000000013B5000-memory.dmpFilesize
11.9MB
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memory/3804-38-0x0000000061E00000-0x0000000061EF3000-memory.dmpFilesize
972KB
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memory/3988-115-0x00000000002B0000-0x0000000000754000-memory.dmpFilesize
4.6MB
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memory/3988-124-0x00000000002B0000-0x0000000000754000-memory.dmpFilesize
4.6MB
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memory/3988-21-0x00000000002B0000-0x0000000000754000-memory.dmpFilesize
4.6MB
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memory/3988-20-0x00000000002B0000-0x0000000000754000-memory.dmpFilesize
4.6MB
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memory/3988-116-0x00000000002B0000-0x0000000000754000-memory.dmpFilesize
4.6MB
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memory/3988-117-0x00000000002B0000-0x0000000000754000-memory.dmpFilesize
4.6MB
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memory/3988-118-0x00000000002B0000-0x0000000000754000-memory.dmpFilesize
4.6MB
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memory/3988-119-0x00000000002B0000-0x0000000000754000-memory.dmpFilesize
4.6MB
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memory/3988-120-0x00000000002B0000-0x0000000000754000-memory.dmpFilesize
4.6MB
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memory/3988-19-0x00000000002B0000-0x0000000000754000-memory.dmpFilesize
4.6MB
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memory/3988-18-0x00000000002B0000-0x0000000000754000-memory.dmpFilesize
4.6MB
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memory/3988-104-0x00000000002B0000-0x0000000000754000-memory.dmpFilesize
4.6MB
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memory/3988-125-0x00000000002B0000-0x0000000000754000-memory.dmpFilesize
4.6MB
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memory/3988-126-0x00000000002B0000-0x0000000000754000-memory.dmpFilesize
4.6MB
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memory/3988-127-0x00000000002B0000-0x0000000000754000-memory.dmpFilesize
4.6MB
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memory/3988-128-0x00000000002B0000-0x0000000000754000-memory.dmpFilesize
4.6MB
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memory/3988-129-0x00000000002B0000-0x0000000000754000-memory.dmpFilesize
4.6MB
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memory/3988-136-0x00000000002B0000-0x0000000000754000-memory.dmpFilesize
4.6MB
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memory/3988-135-0x00000000002B0000-0x0000000000754000-memory.dmpFilesize
4.6MB
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memory/3988-133-0x00000000002B0000-0x0000000000754000-memory.dmpFilesize
4.6MB
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memory/3988-134-0x00000000002B0000-0x0000000000754000-memory.dmpFilesize
4.6MB
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memory/4088-132-0x00000000002B0000-0x0000000000754000-memory.dmpFilesize
4.6MB
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memory/4088-131-0x00000000002B0000-0x0000000000754000-memory.dmpFilesize
4.6MB