Analysis
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max time kernel
56s -
max time network
65s -
platform
windows10-2004_x64 -
resource
win10v2004-20231215-en -
resource tags
arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system -
submitted
09-02-2024 02:29
Static task
static1
Behavioral task
behavioral1
Sample
c633c3908a201fd0625df781c82b7b8ebaa87657f4829e34fe2cb4db8b9fa7bc.exe
Resource
win7-20231215-en
General
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Target
c633c3908a201fd0625df781c82b7b8ebaa87657f4829e34fe2cb4db8b9fa7bc.exe
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Size
1.8MB
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MD5
d704ca4e325ad4fd78b345f7b2812e07
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SHA1
fa74d9fb49a54250a891ab11caa56028cc065dfd
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SHA256
c633c3908a201fd0625df781c82b7b8ebaa87657f4829e34fe2cb4db8b9fa7bc
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SHA512
009d757d9a07ae5e89822fd2faf0886c2615b1373fecae2633cb472388afaaa4706d0f43aeedb377c5b2b33d4630666d023f45223f53f01b9943ab158a56ee86
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SSDEEP
49152:La/nJCyQtDubiP6opL0+XTtYXkp4DgnAxo1jm:LaJCyOPC+DtYd/xo1j
Malware Config
Extracted
amadey
4.17
http://185.215.113.32
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install_dir
00c07260dc
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install_file
explorgu.exe
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strings_key
461809bd97c251ba0c0c8450c7055f1d
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url_paths
/yandex/index.php
Signatures
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Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 2 IoCs
Processes:
c633c3908a201fd0625df781c82b7b8ebaa87657f4829e34fe2cb4db8b9fa7bc.exeexplorgu.exedescription ioc process Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ c633c3908a201fd0625df781c82b7b8ebaa87657f4829e34fe2cb4db8b9fa7bc.exe Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ explorgu.exe -
Checks BIOS information in registry 2 TTPs 4 IoCs
BIOS information is often read in order to detect sandboxing environments.
Processes:
explorgu.exec633c3908a201fd0625df781c82b7b8ebaa87657f4829e34fe2cb4db8b9fa7bc.exedescription ioc process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion explorgu.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion c633c3908a201fd0625df781c82b7b8ebaa87657f4829e34fe2cb4db8b9fa7bc.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion c633c3908a201fd0625df781c82b7b8ebaa87657f4829e34fe2cb4db8b9fa7bc.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion explorgu.exe -
Executes dropped EXE 1 IoCs
Processes:
explorgu.exepid process 2104 explorgu.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.
Processes:
c633c3908a201fd0625df781c82b7b8ebaa87657f4829e34fe2cb4db8b9fa7bc.exeexplorgu.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-1815711207-1844170477-3539718864-1000\Software\Wine c633c3908a201fd0625df781c82b7b8ebaa87657f4829e34fe2cb4db8b9fa7bc.exe Key opened \REGISTRY\USER\S-1-5-21-1815711207-1844170477-3539718864-1000\Software\Wine explorgu.exe -
Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs
Processes:
c633c3908a201fd0625df781c82b7b8ebaa87657f4829e34fe2cb4db8b9fa7bc.exeexplorgu.exepid process 4192 c633c3908a201fd0625df781c82b7b8ebaa87657f4829e34fe2cb4db8b9fa7bc.exe 2104 explorgu.exe -
Drops file in Windows directory 1 IoCs
Processes:
c633c3908a201fd0625df781c82b7b8ebaa87657f4829e34fe2cb4db8b9fa7bc.exedescription ioc process File created C:\Windows\Tasks\explorgu.job c633c3908a201fd0625df781c82b7b8ebaa87657f4829e34fe2cb4db8b9fa7bc.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Suspicious behavior: EnumeratesProcesses 4 IoCs
Processes:
c633c3908a201fd0625df781c82b7b8ebaa87657f4829e34fe2cb4db8b9fa7bc.exeexplorgu.exepid process 4192 c633c3908a201fd0625df781c82b7b8ebaa87657f4829e34fe2cb4db8b9fa7bc.exe 4192 c633c3908a201fd0625df781c82b7b8ebaa87657f4829e34fe2cb4db8b9fa7bc.exe 2104 explorgu.exe 2104 explorgu.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
Processes:
c633c3908a201fd0625df781c82b7b8ebaa87657f4829e34fe2cb4db8b9fa7bc.exepid process 4192 c633c3908a201fd0625df781c82b7b8ebaa87657f4829e34fe2cb4db8b9fa7bc.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\c633c3908a201fd0625df781c82b7b8ebaa87657f4829e34fe2cb4db8b9fa7bc.exe"C:\Users\Admin\AppData\Local\Temp\c633c3908a201fd0625df781c82b7b8ebaa87657f4829e34fe2cb4db8b9fa7bc.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
PID:4192
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C:\Users\Admin\AppData\Local\Temp\00c07260dc\explorgu.exeC:\Users\Admin\AppData\Local\Temp\00c07260dc\explorgu.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:2104
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
704KB
MD5f725abbd1152ed2ae7024f581c93d38f
SHA14fa68451415ee017426e65c739032946ea6c6285
SHA2561ca1a392ae6613f477b9a7b37b4692b0034c0590a0929853b966fccbd22cd71c
SHA512897a645fb4ff599e76e11d080258ab4f23e65b8777e5dfb4e067d17ba4babdb83aa03946588e9862c87729de784bd6675fe507f430ff0944ce389cdd1886c1e2