Analysis
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max time kernel
290s -
max time network
297s -
platform
windows10-1703_x64 -
resource
win10-20240221-en -
resource tags
arch:x64arch:x86image:win10-20240221-enlocale:en-usos:windows10-1703-x64system -
submitted
01-04-2024 05:02
Static task
static1
Behavioral task
behavioral1
Sample
910533ae2325a274a3b637ac7eb825ba8927471de6cc3d6af7257bd32ae2b8c9.exe
Resource
win7-20240220-en
General
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Target
910533ae2325a274a3b637ac7eb825ba8927471de6cc3d6af7257bd32ae2b8c9.exe
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Size
1.8MB
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MD5
e4226508090f53a2c9d669bbe8a7a325
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SHA1
a242e7577da5cb7f62d67650c01abd3d8247c5f1
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SHA256
910533ae2325a274a3b637ac7eb825ba8927471de6cc3d6af7257bd32ae2b8c9
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SHA512
01c4ab5546798fadc4886b2c53e39fcd0a5cf2562f82b2a41310c8c7fc763ea1f52e3d6a86ec80dc5587af0dea9dc3b63ca4528c5853179e676f3dc9884a2652
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SSDEEP
24576:RIv1RbCwENw5NckMnquL3npXQ1kADD9Y3NGMigrphaNGDd+zXhJX1Wp3kRi7:RO1Rnd5zU09UGZgr3PR+zXhip3kRi
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:
910533ae2325a274a3b637ac7eb825ba8927471de6cc3d6af7257bd32ae2b8c9.exeexplorgu.exedescription ioc process Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ 910533ae2325a274a3b637ac7eb825ba8927471de6cc3d6af7257bd32ae2b8c9.exe Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ explorgu.exe -
Blocklisted process makes network request 2 IoCs
Processes:
rundll32.exerundll32.exeflow pid process 14 3652 rundll32.exe 15 4236 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.exe910533ae2325a274a3b637ac7eb825ba8927471de6cc3d6af7257bd32ae2b8c9.exedescription ioc process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion explorgu.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion explorgu.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion 910533ae2325a274a3b637ac7eb825ba8927471de6cc3d6af7257bd32ae2b8c9.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion 910533ae2325a274a3b637ac7eb825ba8927471de6cc3d6af7257bd32ae2b8c9.exe -
Executes dropped EXE 1 IoCs
Processes:
explorgu.exepid process 5052 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:
910533ae2325a274a3b637ac7eb825ba8927471de6cc3d6af7257bd32ae2b8c9.exeexplorgu.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-682446400-748730298-2471801445-1000\Software\Wine 910533ae2325a274a3b637ac7eb825ba8927471de6cc3d6af7257bd32ae2b8c9.exe Key opened \REGISTRY\USER\S-1-5-21-682446400-748730298-2471801445-1000\Software\Wine explorgu.exe -
Loads dropped DLL 3 IoCs
Processes:
rundll32.exerundll32.exerundll32.exepid process 4748 rundll32.exe 3652 rundll32.exe 4236 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:
910533ae2325a274a3b637ac7eb825ba8927471de6cc3d6af7257bd32ae2b8c9.exeexplorgu.exepid process 4308 910533ae2325a274a3b637ac7eb825ba8927471de6cc3d6af7257bd32ae2b8c9.exe 5052 explorgu.exe -
Drops file in Windows directory 1 IoCs
Processes:
910533ae2325a274a3b637ac7eb825ba8927471de6cc3d6af7257bd32ae2b8c9.exedescription ioc process File created C:\Windows\Tasks\explorgu.job 910533ae2325a274a3b637ac7eb825ba8927471de6cc3d6af7257bd32ae2b8c9.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
Processes:
910533ae2325a274a3b637ac7eb825ba8927471de6cc3d6af7257bd32ae2b8c9.exeexplorgu.exerundll32.exepowershell.exepid process 4308 910533ae2325a274a3b637ac7eb825ba8927471de6cc3d6af7257bd32ae2b8c9.exe 4308 910533ae2325a274a3b637ac7eb825ba8927471de6cc3d6af7257bd32ae2b8c9.exe 5052 explorgu.exe 5052 explorgu.exe 3652 rundll32.exe 3652 rundll32.exe 3652 rundll32.exe 3652 rundll32.exe 3652 rundll32.exe 3652 rundll32.exe 3652 rundll32.exe 3652 rundll32.exe 3652 rundll32.exe 3652 rundll32.exe 928 powershell.exe 928 powershell.exe 928 powershell.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
powershell.exedescription pid process Token: SeDebugPrivilege 928 powershell.exe -
Suspicious use of WriteProcessMemory 12 IoCs
Processes:
explorgu.exerundll32.exerundll32.exedescription pid process target process PID 5052 wrote to memory of 4748 5052 explorgu.exe rundll32.exe PID 5052 wrote to memory of 4748 5052 explorgu.exe rundll32.exe PID 5052 wrote to memory of 4748 5052 explorgu.exe rundll32.exe PID 4748 wrote to memory of 3652 4748 rundll32.exe rundll32.exe PID 4748 wrote to memory of 3652 4748 rundll32.exe rundll32.exe PID 3652 wrote to memory of 880 3652 rundll32.exe netsh.exe PID 3652 wrote to memory of 880 3652 rundll32.exe netsh.exe PID 3652 wrote to memory of 928 3652 rundll32.exe powershell.exe PID 3652 wrote to memory of 928 3652 rundll32.exe powershell.exe PID 5052 wrote to memory of 4236 5052 explorgu.exe rundll32.exe PID 5052 wrote to memory of 4236 5052 explorgu.exe rundll32.exe PID 5052 wrote to memory of 4236 5052 explorgu.exe rundll32.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\910533ae2325a274a3b637ac7eb825ba8927471de6cc3d6af7257bd32ae2b8c9.exe"C:\Users\Admin\AppData\Local\Temp\910533ae2325a274a3b637ac7eb825ba8927471de6cc3d6af7257bd32ae2b8c9.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
PID:4308
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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
PID:5052 -
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:4748 -
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:3652 -
C:\Windows\system32\netsh.exenetsh wlan show profiles4⤵PID:880
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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\824464007487_Desktop.zip' -CompressionLevel Optimal4⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:928
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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:4236
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
1.8MB
MD5e4226508090f53a2c9d669bbe8a7a325
SHA1a242e7577da5cb7f62d67650c01abd3d8247c5f1
SHA256910533ae2325a274a3b637ac7eb825ba8927471de6cc3d6af7257bd32ae2b8c9
SHA51201c4ab5546798fadc4886b2c53e39fcd0a5cf2562f82b2a41310c8c7fc763ea1f52e3d6a86ec80dc5587af0dea9dc3b63ca4528c5853179e676f3dc9884a2652
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Filesize
1B
MD5c4ca4238a0b923820dcc509a6f75849b
SHA1356a192b7913b04c54574d18c28d46e6395428ab
SHA2566b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b
SHA5124dff4ea340f0a823f15d3f4f01ab62eae0e5da579ccb851f8db9dfe84c58b2b37b89903a740e1ee172da793a6e79d560e5f7f9bd058a12a280433ed6fa46510a
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Filesize
109KB
MD52afdbe3b99a4736083066a13e4b5d11a
SHA14d4856cf02b3123ac16e63d4a448cdbcb1633546
SHA2568d31b39170909595b518b1a03e9ec950540fabd545ed14817cac5c84b91599ee
SHA512d89b3c46854153e60e3fa825b394344eee33936d7dbf186af9d95c9adae54428609e3bf21a18d38fce3d96f3e0b8e4e0ed25cb5004fbe288de3aef3a85b1d93f
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Filesize
1.2MB
MD592fbdfccf6a63acef2743631d16652a7
SHA1971968b1378dd89d59d7f84bf92f16fc68664506
SHA256b4588feacc183cd5a089f9bb950827b75df04bd5a6e67c95ff258e4a34aa0d72
SHA512b8ea216d4a59d8858fd4128abb555f8dcf3acca9138e663b488f09dc5200db6dc11ecc235a355e801145bbbb44d7beac6147949d75d78b32fe9cfd2fa200d117