Analysis
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max time kernel
142s -
max time network
147s -
platform
windows10-2004_x64 -
resource
win10v2004-20240226-en -
resource tags
arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system -
submitted
28-03-2024 08:29
Static task
static1
Behavioral task
behavioral1
Sample
eed1d84c1b05dc7831367d78e78b3fff974bc837ba15334cd86070f3b13b69d3.exe
Resource
win10v2004-20240226-en
General
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Target
eed1d84c1b05dc7831367d78e78b3fff974bc837ba15334cd86070f3b13b69d3.exe
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Size
1.9MB
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MD5
ab7617cdd7048c2ae8a3998443dd403c
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SHA1
446497292c740d9cab14ac0726c0ebbaa6f33f14
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SHA256
eed1d84c1b05dc7831367d78e78b3fff974bc837ba15334cd86070f3b13b69d3
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SHA512
7ddf509fc9bb251d3efc7abe40d8397f02a101408f95f2a315e91b2cbac1a55c688bfd5274ac406c7e094b4e26bac1c0f5857e387931e7cf02ea262fc0f3f89e
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SSDEEP
49152:GwG+VByT/Ajwenh+IbaHMp+dnvcQqWNli9oA0k:GwGycTIlnr1p+9HqWNkX
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
description ioc Process Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ eed1d84c1b05dc7831367d78e78b3fff974bc837ba15334cd86070f3b13b69d3.exe Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ explorgu.exe -
Blocklisted process makes network request 2 IoCs
flow pid Process 42 980 rundll32.exe 43 2912 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 eed1d84c1b05dc7831367d78e78b3fff974bc837ba15334cd86070f3b13b69d3.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion eed1d84c1b05dc7831367d78e78b3fff974bc837ba15334cd86070f3b13b69d3.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion explorgu.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion explorgu.exe -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\Control Panel\International\Geo\Nation explorgu.exe -
Executes dropped EXE 1 IoCs
pid Process 780 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.
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\Software\Wine explorgu.exe Key opened \REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\Software\Wine eed1d84c1b05dc7831367d78e78b3fff974bc837ba15334cd86070f3b13b69d3.exe -
Loads dropped DLL 3 IoCs
pid Process 3664 rundll32.exe 980 rundll32.exe 2912 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 4608 eed1d84c1b05dc7831367d78e78b3fff974bc837ba15334cd86070f3b13b69d3.exe 780 explorgu.exe -
Drops file in Windows directory 1 IoCs
description ioc Process File created C:\Windows\Tasks\explorgu.job eed1d84c1b05dc7831367d78e78b3fff974bc837ba15334cd86070f3b13b69d3.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Suspicious behavior: EnumeratesProcesses 17 IoCs
pid Process 4608 eed1d84c1b05dc7831367d78e78b3fff974bc837ba15334cd86070f3b13b69d3.exe 4608 eed1d84c1b05dc7831367d78e78b3fff974bc837ba15334cd86070f3b13b69d3.exe 780 explorgu.exe 780 explorgu.exe 980 rundll32.exe 980 rundll32.exe 980 rundll32.exe 980 rundll32.exe 980 rundll32.exe 980 rundll32.exe 980 rundll32.exe 980 rundll32.exe 980 rundll32.exe 980 rundll32.exe 4860 powershell.exe 4860 powershell.exe 4860 powershell.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 4860 powershell.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 4608 eed1d84c1b05dc7831367d78e78b3fff974bc837ba15334cd86070f3b13b69d3.exe -
Suspicious use of WriteProcessMemory 12 IoCs
description pid Process procid_target PID 780 wrote to memory of 3664 780 explorgu.exe 106 PID 780 wrote to memory of 3664 780 explorgu.exe 106 PID 780 wrote to memory of 3664 780 explorgu.exe 106 PID 3664 wrote to memory of 980 3664 rundll32.exe 107 PID 3664 wrote to memory of 980 3664 rundll32.exe 107 PID 980 wrote to memory of 4464 980 rundll32.exe 108 PID 980 wrote to memory of 4464 980 rundll32.exe 108 PID 980 wrote to memory of 4860 980 rundll32.exe 110 PID 980 wrote to memory of 4860 980 rundll32.exe 110 PID 780 wrote to memory of 2912 780 explorgu.exe 112 PID 780 wrote to memory of 2912 780 explorgu.exe 112 PID 780 wrote to memory of 2912 780 explorgu.exe 112
Processes
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C:\Users\Admin\AppData\Local\Temp\eed1d84c1b05dc7831367d78e78b3fff974bc837ba15334cd86070f3b13b69d3.exe"C:\Users\Admin\AppData\Local\Temp\eed1d84c1b05dc7831367d78e78b3fff974bc837ba15334cd86070f3b13b69d3.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:4608
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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
- Checks computer location settings
- Executes dropped EXE
- Identifies Wine through registry keys
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:780 -
C:\Windows\SysWOW64\rundll32.exe"C:\Windows\System32\rundll32.exe" C:\Users\Admin\AppData\Roaming\006700e5a2ab05\cred64.dll, Main2⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:3664 -
C:\Windows\system32\rundll32.exe"C:\Windows\System32\rundll32.exe" C:\Users\Admin\AppData\Roaming\006700e5a2ab05\cred64.dll, Main3⤵
- Blocklisted process makes network request
- Loads dropped DLL
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:980 -
C:\Windows\system32\netsh.exenetsh wlan show profiles4⤵PID:4464
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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\808065738166_Desktop.zip' -CompressionLevel Optimal4⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4860
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C:\Windows\SysWOW64\rundll32.exe"C:\Windows\System32\rundll32.exe" C:\Users\Admin\AppData\Roaming\006700e5a2ab05\clip64.dll, Main2⤵
- Blocklisted process makes network request
- Loads dropped DLL
PID:2912
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C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=4440 --field-trial-handle=2248,i,10247514684337323751,15511974759131734137,262144 --variations-seed-version /prefetch:81⤵PID:5104
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
1.9MB
MD5ab7617cdd7048c2ae8a3998443dd403c
SHA1446497292c740d9cab14ac0726c0ebbaa6f33f14
SHA256eed1d84c1b05dc7831367d78e78b3fff974bc837ba15334cd86070f3b13b69d3
SHA5127ddf509fc9bb251d3efc7abe40d8397f02a101408f95f2a315e91b2cbac1a55c688bfd5274ac406c7e094b4e26bac1c0f5857e387931e7cf02ea262fc0f3f89e
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Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
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Filesize
109KB
MD52afdbe3b99a4736083066a13e4b5d11a
SHA14d4856cf02b3123ac16e63d4a448cdbcb1633546
SHA2568d31b39170909595b518b1a03e9ec950540fabd545ed14817cac5c84b91599ee
SHA512d89b3c46854153e60e3fa825b394344eee33936d7dbf186af9d95c9adae54428609e3bf21a18d38fce3d96f3e0b8e4e0ed25cb5004fbe288de3aef3a85b1d93f
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Filesize
1.2MB
MD592fbdfccf6a63acef2743631d16652a7
SHA1971968b1378dd89d59d7f84bf92f16fc68664506
SHA256b4588feacc183cd5a089f9bb950827b75df04bd5a6e67c95ff258e4a34aa0d72
SHA512b8ea216d4a59d8858fd4128abb555f8dcf3acca9138e663b488f09dc5200db6dc11ecc235a355e801145bbbb44d7beac6147949d75d78b32fe9cfd2fa200d117