Analysis
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max time kernel
142s -
max time network
138s -
platform
windows11-21h2_x64 -
resource
win11-20240221-en -
resource tags
arch:x64arch:x86image:win11-20240221-enlocale:en-usos:windows11-21h2-x64system -
submitted
28-03-2024 20:26
Static task
static1
General
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Target
754656cfd727db57599765e06876ba3c617eb63d2730ef62fd9c8434adb95d4f.exe
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Size
1.8MB
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MD5
0f2f79d796d327ffedcc6e7dcb057a39
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SHA1
143203051d92e916e24d9694c00cfe9d27cf87c4
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SHA256
754656cfd727db57599765e06876ba3c617eb63d2730ef62fd9c8434adb95d4f
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SHA512
96ddeabdd56b43b6f3cf1c34ee2286f3f233270910d89ce8e752f87a129963f9642a44ad9081d7b5bb8c906b6a9ad3107fdf8d7836dea9e584ee63d08403a4aa
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SSDEEP
49152:qCUXdNGJFHsnGZKfbcAjqyMXy53TaQrqa4zbTac3q4D:qXXdMYZjnPZIlzbGiD
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:
754656cfd727db57599765e06876ba3c617eb63d2730ef62fd9c8434adb95d4f.exeexplorgu.exedescription ioc process Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ 754656cfd727db57599765e06876ba3c617eb63d2730ef62fd9c8434adb95d4f.exe Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ explorgu.exe -
Blocklisted process makes network request 2 IoCs
Processes:
rundll32.exerundll32.exeflow pid process 3 3492 rundll32.exe 4 1076 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.
Processes:
explorgu.exe754656cfd727db57599765e06876ba3c617eb63d2730ef62fd9c8434adb95d4f.exedescription ioc process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion explorgu.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion 754656cfd727db57599765e06876ba3c617eb63d2730ef62fd9c8434adb95d4f.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion 754656cfd727db57599765e06876ba3c617eb63d2730ef62fd9c8434adb95d4f.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion explorgu.exe -
Executes dropped EXE 1 IoCs
Processes:
explorgu.exepid process 1492 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:
explorgu.exe754656cfd727db57599765e06876ba3c617eb63d2730ef62fd9c8434adb95d4f.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-627134735-902745853-4257352768-1000\Software\Wine explorgu.exe Key opened \REGISTRY\USER\S-1-5-21-627134735-902745853-4257352768-1000\Software\Wine 754656cfd727db57599765e06876ba3c617eb63d2730ef62fd9c8434adb95d4f.exe -
Loads dropped DLL 3 IoCs
Processes:
rundll32.exerundll32.exerundll32.exepid process 2508 rundll32.exe 3492 rundll32.exe 1076 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
Processes:
754656cfd727db57599765e06876ba3c617eb63d2730ef62fd9c8434adb95d4f.exeexplorgu.exepid process 2684 754656cfd727db57599765e06876ba3c617eb63d2730ef62fd9c8434adb95d4f.exe 1492 explorgu.exe -
Drops file in Windows directory 1 IoCs
Processes:
754656cfd727db57599765e06876ba3c617eb63d2730ef62fd9c8434adb95d4f.exedescription ioc process File created C:\Windows\Tasks\explorgu.job 754656cfd727db57599765e06876ba3c617eb63d2730ef62fd9c8434adb95d4f.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Suspicious behavior: EnumeratesProcesses 16 IoCs
Processes:
754656cfd727db57599765e06876ba3c617eb63d2730ef62fd9c8434adb95d4f.exeexplorgu.exerundll32.exepowershell.exepid process 2684 754656cfd727db57599765e06876ba3c617eb63d2730ef62fd9c8434adb95d4f.exe 2684 754656cfd727db57599765e06876ba3c617eb63d2730ef62fd9c8434adb95d4f.exe 1492 explorgu.exe 1492 explorgu.exe 3492 rundll32.exe 3492 rundll32.exe 3492 rundll32.exe 3492 rundll32.exe 3492 rundll32.exe 3492 rundll32.exe 3492 rundll32.exe 3492 rundll32.exe 3492 rundll32.exe 3492 rundll32.exe 988 powershell.exe 988 powershell.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
powershell.exedescription pid process Token: SeDebugPrivilege 988 powershell.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
Processes:
754656cfd727db57599765e06876ba3c617eb63d2730ef62fd9c8434adb95d4f.exepid process 2684 754656cfd727db57599765e06876ba3c617eb63d2730ef62fd9c8434adb95d4f.exe -
Suspicious use of WriteProcessMemory 12 IoCs
Processes:
explorgu.exerundll32.exerundll32.exedescription pid process target process PID 1492 wrote to memory of 2508 1492 explorgu.exe rundll32.exe PID 1492 wrote to memory of 2508 1492 explorgu.exe rundll32.exe PID 1492 wrote to memory of 2508 1492 explorgu.exe rundll32.exe PID 2508 wrote to memory of 3492 2508 rundll32.exe rundll32.exe PID 2508 wrote to memory of 3492 2508 rundll32.exe rundll32.exe PID 3492 wrote to memory of 2640 3492 rundll32.exe netsh.exe PID 3492 wrote to memory of 2640 3492 rundll32.exe netsh.exe PID 3492 wrote to memory of 988 3492 rundll32.exe powershell.exe PID 3492 wrote to memory of 988 3492 rundll32.exe powershell.exe PID 1492 wrote to memory of 1076 1492 explorgu.exe rundll32.exe PID 1492 wrote to memory of 1076 1492 explorgu.exe rundll32.exe PID 1492 wrote to memory of 1076 1492 explorgu.exe rundll32.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\754656cfd727db57599765e06876ba3c617eb63d2730ef62fd9c8434adb95d4f.exe"C:\Users\Admin\AppData\Local\Temp\754656cfd727db57599765e06876ba3c617eb63d2730ef62fd9c8434adb95d4f.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
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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
- Suspicious use of WriteProcessMemory
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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
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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
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C:\Windows\system32\netsh.exenetsh wlan show profiles4⤵
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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 Optimal4⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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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
Network
MITRE ATT&CK Matrix ATT&CK v13
Replay Monitor
Loading Replay Monitor...
Downloads
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C:\Users\Admin\AppData\Local\Temp\00c07260dc\explorgu.exeFilesize
1.8MB
MD50f2f79d796d327ffedcc6e7dcb057a39
SHA1143203051d92e916e24d9694c00cfe9d27cf87c4
SHA256754656cfd727db57599765e06876ba3c617eb63d2730ef62fd9c8434adb95d4f
SHA51296ddeabdd56b43b6f3cf1c34ee2286f3f233270910d89ce8e752f87a129963f9642a44ad9081d7b5bb8c906b6a9ad3107fdf8d7836dea9e584ee63d08403a4aa
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C:\Users\Admin\AppData\Local\Temp\271347359027_Desktop.zipFilesize
199KB
MD50efe9d1bc9f4cbb6dc848b1beb1e5649
SHA140beb92b2254e0b3f66d2f66593c4bb95fcbe538
SHA2569f6af8803337ee4d46e8c36aa72300bf4308723657660b486917465ec3343e78
SHA512744a7bd443631e2d1ce450948389f7a8cf81cc1e5081dc6434b17833bf2e6e252e5cfa942cf1a5c8ebac5e12794355418a841e4b5dca015d6b527fd76d3dd34e
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C:\Users\Admin\AppData\Local\Temp\_Files_\GetGroup.txtFilesize
199KB
MD597d77e8f4f75adca25701ff91364f95a
SHA175ac9edff7d97d793680743f9774c5eaf18bcbda
SHA2568506dee4809f7ab7b1e4304ed4d373e1cd6013a1a473220b569196ed3ceb5865
SHA5121e1005d038c0c4af2d80313aa5d2a0c13745d90abb2dea070df2abf6ec21ae79873dfd9a323566cdd362cffda52de9e57e3ccba2d97711fefc0cf6afac3c7eb3
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C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_rpl0muqf.bwv.ps1Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
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C:\Users\Admin\AppData\Roaming\006700e5a2ab05\clip64.dllFilesize
109KB
MD52afdbe3b99a4736083066a13e4b5d11a
SHA14d4856cf02b3123ac16e63d4a448cdbcb1633546
SHA2568d31b39170909595b518b1a03e9ec950540fabd545ed14817cac5c84b91599ee
SHA512d89b3c46854153e60e3fa825b394344eee33936d7dbf186af9d95c9adae54428609e3bf21a18d38fce3d96f3e0b8e4e0ed25cb5004fbe288de3aef3a85b1d93f
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C:\Users\Admin\AppData\Roaming\006700e5a2ab05\cred64.dllFilesize
1.2MB
MD592fbdfccf6a63acef2743631d16652a7
SHA1971968b1378dd89d59d7f84bf92f16fc68664506
SHA256b4588feacc183cd5a089f9bb950827b75df04bd5a6e67c95ff258e4a34aa0d72
SHA512b8ea216d4a59d8858fd4128abb555f8dcf3acca9138e663b488f09dc5200db6dc11ecc235a355e801145bbbb44d7beac6147949d75d78b32fe9cfd2fa200d117
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memory/988-55-0x000001C768A00000-0x000001C768A12000-memory.dmpFilesize
72KB
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memory/988-54-0x000001C768620000-0x000001C768630000-memory.dmpFilesize
64KB
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memory/988-53-0x000001C768620000-0x000001C768630000-memory.dmpFilesize
64KB
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memory/988-51-0x00007FF9BEAF0000-0x00007FF9BF5B2000-memory.dmpFilesize
10.8MB
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memory/988-56-0x000001C7689E0000-0x000001C7689EA000-memory.dmpFilesize
40KB
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memory/988-42-0x000001C7686C0000-0x000001C7686E2000-memory.dmpFilesize
136KB
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memory/988-61-0x00007FF9BEAF0000-0x00007FF9BF5B2000-memory.dmpFilesize
10.8MB
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memory/1492-27-0x0000000005170000-0x0000000005171000-memory.dmpFilesize
4KB
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memory/1492-18-0x00000000006A0000-0x0000000000B4C000-memory.dmpFilesize
4.7MB
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memory/1492-23-0x0000000005150000-0x0000000005151000-memory.dmpFilesize
4KB
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memory/1492-21-0x0000000005130000-0x0000000005131000-memory.dmpFilesize
4KB
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memory/1492-25-0x0000000005100000-0x0000000005101000-memory.dmpFilesize
4KB
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memory/1492-24-0x00000000050F0000-0x00000000050F1000-memory.dmpFilesize
4KB
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memory/1492-20-0x0000000005120000-0x0000000005121000-memory.dmpFilesize
4KB
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memory/1492-22-0x0000000005110000-0x0000000005111000-memory.dmpFilesize
4KB
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memory/1492-26-0x0000000005180000-0x0000000005181000-memory.dmpFilesize
4KB
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memory/1492-83-0x00000000006A0000-0x0000000000B4C000-memory.dmpFilesize
4.7MB
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memory/1492-28-0x00000000006A0000-0x0000000000B4C000-memory.dmpFilesize
4.7MB
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memory/1492-63-0x00000000006A0000-0x0000000000B4C000-memory.dmpFilesize
4.7MB
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memory/1492-82-0x00000000006A0000-0x0000000000B4C000-memory.dmpFilesize
4.7MB
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memory/1492-81-0x00000000006A0000-0x0000000000B4C000-memory.dmpFilesize
4.7MB
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memory/1492-80-0x00000000006A0000-0x0000000000B4C000-memory.dmpFilesize
4.7MB
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memory/1492-52-0x00000000006A0000-0x0000000000B4C000-memory.dmpFilesize
4.7MB
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memory/1492-79-0x00000000006A0000-0x0000000000B4C000-memory.dmpFilesize
4.7MB
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memory/1492-19-0x00000000006A0000-0x0000000000B4C000-memory.dmpFilesize
4.7MB
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memory/1492-78-0x00000000006A0000-0x0000000000B4C000-memory.dmpFilesize
4.7MB
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memory/1492-77-0x00000000006A0000-0x0000000000B4C000-memory.dmpFilesize
4.7MB
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memory/1492-76-0x00000000006A0000-0x0000000000B4C000-memory.dmpFilesize
4.7MB
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memory/1492-64-0x00000000006A0000-0x0000000000B4C000-memory.dmpFilesize
4.7MB
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memory/2684-7-0x0000000005380000-0x0000000005381000-memory.dmpFilesize
4KB
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memory/2684-2-0x00000000004C0000-0x000000000096C000-memory.dmpFilesize
4.7MB
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memory/2684-4-0x00000000053C0000-0x00000000053C1000-memory.dmpFilesize
4KB
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memory/2684-1-0x00000000772A6000-0x00000000772A8000-memory.dmpFilesize
8KB
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memory/2684-3-0x00000000053B0000-0x00000000053B1000-memory.dmpFilesize
4KB
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memory/2684-6-0x00000000053E0000-0x00000000053E1000-memory.dmpFilesize
4KB
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memory/2684-5-0x00000000053A0000-0x00000000053A1000-memory.dmpFilesize
4KB
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memory/2684-8-0x0000000005390000-0x0000000005391000-memory.dmpFilesize
4KB
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memory/2684-9-0x0000000005410000-0x0000000005411000-memory.dmpFilesize
4KB
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memory/2684-10-0x0000000005400000-0x0000000005401000-memory.dmpFilesize
4KB
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memory/2684-15-0x00000000004C0000-0x000000000096C000-memory.dmpFilesize
4.7MB
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memory/2684-0-0x00000000004C0000-0x000000000096C000-memory.dmpFilesize
4.7MB