Analysis
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max time kernel
142s -
max time network
149s -
platform
windows11-21h2_x64 -
resource
win11-20240221-en -
resource tags
arch:x64arch:x86image:win11-20240221-enlocale:en-usos:windows11-21h2-x64system -
submitted
21-03-2024 13:42
Static task
static1
Behavioral task
behavioral1
Sample
346187de7ff100d813b4d216d499564d4b533da14d047c52e3d63a797edc39b7.exe
Resource
win10v2004-20240226-en
General
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Target
346187de7ff100d813b4d216d499564d4b533da14d047c52e3d63a797edc39b7.exe
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Size
1.8MB
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MD5
d3fe829cb80bef7da149291b4991dd4e
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SHA1
249d28ee45f0a6c4160dd1de2d95536df5a8de4c
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SHA256
346187de7ff100d813b4d216d499564d4b533da14d047c52e3d63a797edc39b7
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SHA512
4ef295bc0e01d5c732da5fcc97f2e0a4283fc2d9c363602eb123794a94539707f26887d5714eb25e8add80da43d6943fd71594b47c20383eaca358c11c06e771
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SSDEEP
49152:FYhxZRjbVckq+sa2/HUUcKWerleQeDr+z9fqbC:FGxZtW+o/cKWerlezr+U
Malware Config
Extracted
amadey
4.18
http://193.233.132.56
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install_dir
09fd851a4f
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install_file
explorha.exe
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strings_key
443351145ece4966ded809641c77cfa8
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url_paths
/Pneh2sXQk0/index.php
Signatures
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Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 4 IoCs
Processes:
346187de7ff100d813b4d216d499564d4b533da14d047c52e3d63a797edc39b7.exeexplorha.exeexplorha.exeexplorha.exedescription ioc process Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ 346187de7ff100d813b4d216d499564d4b533da14d047c52e3d63a797edc39b7.exe Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ explorha.exe Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ explorha.exe Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ explorha.exe -
Blocklisted process makes network request 2 IoCs
Processes:
rundll32.exerundll32.exeflow pid process 3 2176 rundll32.exe 5 3128 rundll32.exe -
Downloads MZ/PE file
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Checks BIOS information in registry 2 TTPs 8 IoCs
BIOS information is often read in order to detect sandboxing environments.
Processes:
346187de7ff100d813b4d216d499564d4b533da14d047c52e3d63a797edc39b7.exeexplorha.exeexplorha.exeexplorha.exedescription ioc process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion 346187de7ff100d813b4d216d499564d4b533da14d047c52e3d63a797edc39b7.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion explorha.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion explorha.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion explorha.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion explorha.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion explorha.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion explorha.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion 346187de7ff100d813b4d216d499564d4b533da14d047c52e3d63a797edc39b7.exe -
Executes dropped EXE 3 IoCs
Processes:
explorha.exeexplorha.exeexplorha.exepid process 996 explorha.exe 1904 explorha.exe 4924 explorha.exe -
Identifies Wine through registry keys 2 TTPs 4 IoCs
Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.
Processes:
346187de7ff100d813b4d216d499564d4b533da14d047c52e3d63a797edc39b7.exeexplorha.exeexplorha.exeexplorha.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-3594324687-1993884830-4019639329-1000\Software\Wine 346187de7ff100d813b4d216d499564d4b533da14d047c52e3d63a797edc39b7.exe Key opened \REGISTRY\USER\S-1-5-21-3594324687-1993884830-4019639329-1000\Software\Wine explorha.exe Key opened \REGISTRY\USER\S-1-5-21-3594324687-1993884830-4019639329-1000\Software\Wine explorha.exe Key opened \REGISTRY\USER\S-1-5-21-3594324687-1993884830-4019639329-1000\Software\Wine explorha.exe -
Loads dropped DLL 3 IoCs
Processes:
rundll32.exerundll32.exerundll32.exepid process 4696 rundll32.exe 2176 rundll32.exe 3128 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 4 IoCs
Processes:
346187de7ff100d813b4d216d499564d4b533da14d047c52e3d63a797edc39b7.exeexplorha.exeexplorha.exeexplorha.exepid process 2760 346187de7ff100d813b4d216d499564d4b533da14d047c52e3d63a797edc39b7.exe 996 explorha.exe 1904 explorha.exe 4924 explorha.exe -
Drops file in Windows directory 1 IoCs
Processes:
346187de7ff100d813b4d216d499564d4b533da14d047c52e3d63a797edc39b7.exedescription ioc process File created C:\Windows\Tasks\explorha.job 346187de7ff100d813b4d216d499564d4b533da14d047c52e3d63a797edc39b7.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Suspicious behavior: EnumeratesProcesses 20 IoCs
Processes:
346187de7ff100d813b4d216d499564d4b533da14d047c52e3d63a797edc39b7.exeexplorha.exerundll32.exepowershell.exeexplorha.exeexplorha.exepid process 2760 346187de7ff100d813b4d216d499564d4b533da14d047c52e3d63a797edc39b7.exe 2760 346187de7ff100d813b4d216d499564d4b533da14d047c52e3d63a797edc39b7.exe 996 explorha.exe 996 explorha.exe 2176 rundll32.exe 2176 rundll32.exe 2176 rundll32.exe 2176 rundll32.exe 2176 rundll32.exe 2176 rundll32.exe 2176 rundll32.exe 2176 rundll32.exe 2176 rundll32.exe 2176 rundll32.exe 5072 powershell.exe 5072 powershell.exe 1904 explorha.exe 1904 explorha.exe 4924 explorha.exe 4924 explorha.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
powershell.exedescription pid process Token: SeDebugPrivilege 5072 powershell.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
Processes:
346187de7ff100d813b4d216d499564d4b533da14d047c52e3d63a797edc39b7.exepid process 2760 346187de7ff100d813b4d216d499564d4b533da14d047c52e3d63a797edc39b7.exe -
Suspicious use of WriteProcessMemory 15 IoCs
Processes:
346187de7ff100d813b4d216d499564d4b533da14d047c52e3d63a797edc39b7.exeexplorha.exerundll32.exerundll32.exedescription pid process target process PID 2760 wrote to memory of 996 2760 346187de7ff100d813b4d216d499564d4b533da14d047c52e3d63a797edc39b7.exe explorha.exe PID 2760 wrote to memory of 996 2760 346187de7ff100d813b4d216d499564d4b533da14d047c52e3d63a797edc39b7.exe explorha.exe PID 2760 wrote to memory of 996 2760 346187de7ff100d813b4d216d499564d4b533da14d047c52e3d63a797edc39b7.exe explorha.exe PID 996 wrote to memory of 4696 996 explorha.exe rundll32.exe PID 996 wrote to memory of 4696 996 explorha.exe rundll32.exe PID 996 wrote to memory of 4696 996 explorha.exe rundll32.exe PID 4696 wrote to memory of 2176 4696 rundll32.exe rundll32.exe PID 4696 wrote to memory of 2176 4696 rundll32.exe rundll32.exe PID 2176 wrote to memory of 4484 2176 rundll32.exe netsh.exe PID 2176 wrote to memory of 4484 2176 rundll32.exe netsh.exe PID 2176 wrote to memory of 5072 2176 rundll32.exe powershell.exe PID 2176 wrote to memory of 5072 2176 rundll32.exe powershell.exe PID 996 wrote to memory of 3128 996 explorha.exe rundll32.exe PID 996 wrote to memory of 3128 996 explorha.exe rundll32.exe PID 996 wrote to memory of 3128 996 explorha.exe rundll32.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\346187de7ff100d813b4d216d499564d4b533da14d047c52e3d63a797edc39b7.exe"C:\Users\Admin\AppData\Local\Temp\346187de7ff100d813b4d216d499564d4b533da14d047c52e3d63a797edc39b7.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
- Suspicious use of WriteProcessMemory
PID:2760 -
C:\Users\Admin\AppData\Local\Temp\09fd851a4f\explorha.exe"C:\Users\Admin\AppData\Local\Temp\09fd851a4f\explorha.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
PID:996 -
C:\Windows\SysWOW64\rundll32.exe"C:\Windows\System32\rundll32.exe" C:\Users\Admin\AppData\Roaming\a091ec0a6e2227\cred64.dll, Main3⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:4696 -
C:\Windows\system32\rundll32.exe"C:\Windows\System32\rundll32.exe" C:\Users\Admin\AppData\Roaming\a091ec0a6e2227\cred64.dll, Main4⤵
- Blocklisted process makes network request
- Loads dropped DLL
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2176 -
C:\Windows\system32\netsh.exenetsh wlan show profiles5⤵PID:4484
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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\594324687199_Desktop.zip' -CompressionLevel Optimal5⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:5072
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C:\Windows\SysWOW64\rundll32.exe"C:\Windows\System32\rundll32.exe" C:\Users\Admin\AppData\Roaming\a091ec0a6e2227\clip64.dll, Main3⤵
- Blocklisted process makes network request
- Loads dropped DLL
PID:3128
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C:\Users\Admin\AppData\Local\Temp\09fd851a4f\explorha.exeC:\Users\Admin\AppData\Local\Temp\09fd851a4f\explorha.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:1904
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C:\Users\Admin\AppData\Local\Temp\09fd851a4f\explorha.exeC:\Users\Admin\AppData\Local\Temp\09fd851a4f\explorha.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:4924
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
1.8MB
MD5d3fe829cb80bef7da149291b4991dd4e
SHA1249d28ee45f0a6c4160dd1de2d95536df5a8de4c
SHA256346187de7ff100d813b4d216d499564d4b533da14d047c52e3d63a797edc39b7
SHA5124ef295bc0e01d5c732da5fcc97f2e0a4283fc2d9c363602eb123794a94539707f26887d5714eb25e8add80da43d6943fd71594b47c20383eaca358c11c06e771
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Filesize
320KB
MD5fdb08e2a0896ff37d3b377f2271b8a8e
SHA1503c6301105dcd01a129d4a4b9a815096cc9ff07
SHA2569d5d4ac2824c5e649e4f0f66ac5e450c4d22d21d7285c9486282084764f5f51a
SHA5127754c0e7ffef357bcb08a77b37eb38ba0df91beb94b5566e02cab82db801ac7bd580920af4a6868681df981cce409b5afde6e035abe79a5a76f6c7bcc4de01dc
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Filesize
177KB
MD589536108bf2e6235f6b5569f4beabe0e
SHA179f55cd1287b88e998f1ef530931d183b672032b
SHA256bbfdcf2badc57cf259be2d6d0fbde1bbe3874baf7700e529c6e40c0a9f507a5f
SHA512cbde62170fc5079fafb3ac290ff47a4bbf2b43ba35226520b82d5b5ca636d48dbcae0d49b05315153a81ed8a41b8d6b9f19c888838a2dd55b2973539ded5547a
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Filesize
177KB
MD58bd623f31c41f87df5097b9af346787b
SHA1e442100355306b40ceee10b9f33cc0145da71b71
SHA256e6dbdb9b884e99cfdfb9d37870ff63d4d5072693b43799bfccc7ea31223ca19f
SHA512591a5c6f696c033bb5463241cee871a2ae37b298c92ff25ae49a944a6fe0bab324a71ee40929b6609d1729e63028d96c08d75644b83697bf0f4f063f308b9f73
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Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
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Filesize
109KB
MD5726cd06231883a159ec1ce28dd538699
SHA1404897e6a133d255ad5a9c26ac6414d7134285a2
SHA25612fef2d5995d671ec0e91bdbdc91e2b0d3c90ed3a8b2b13ddaa8ad64727dcd46
SHA5129ea82e7cb6c6a58446bd5033855947c3e2d475d2910f2b941235e0b96aa08eec822d2dd17cc86b2d3fce930f78b799291992408e309a6c63e3011266810ea83e
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Filesize
1.2MB
MD515a42d3e4579da615a384c717ab2109b
SHA122aeedeb2307b1370cdab70d6a6b6d2c13ad2301
SHA2563c97bb410e49b11af8116feb7240b7101e1967cae7538418c45c3d2e072e8103
SHA5121eb7f126dccc88a2479e3818c36120f5af3caa0d632b9ea803485ee6531d6e2a1fd0805b1c4364983d280df23ea5ca3ad4a5fca558ac436efae36af9b795c444