Analysis
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max time kernel
144s -
max time network
136s -
platform
windows11-21h2_x64 -
resource
win11-20240221-en -
resource tags
arch:x64arch:x86image:win11-20240221-enlocale:en-usos:windows11-21h2-x64system -
submitted
11/04/2024, 17:13
Static task
static1
Behavioral task
behavioral1
Sample
fca245a84741611cf23b93ef5ac90c7a152a307f97e78d3de95c11297584f0b9.exe
Resource
win10v2004-20240226-en
General
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Target
fca245a84741611cf23b93ef5ac90c7a152a307f97e78d3de95c11297584f0b9.exe
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Size
2.8MB
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MD5
33b6274253c99db6c6c3f4f4e0dd5271
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SHA1
4246bca41cd2e83fd1d414e54ca295d6f9e50e9b
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SHA256
fca245a84741611cf23b93ef5ac90c7a152a307f97e78d3de95c11297584f0b9
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SHA512
8da7094d2611013cdde963d7984346ed7e311444840b0b6a3465e181a63b6ca815a497dbc27485291919bd3cef3dfecbc9b9533f271f3e30c568f98070b392bd
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SSDEEP
49152:Ov1du7JjTujUt7/FjJirUOrBwRGv2MD99LNKDkMLGrvnRz/rv71+5F:gLu7JjTNt7VJirUOrB+GvbD91sDkwGrg
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 5 IoCs
description ioc Process Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ fca245a84741611cf23b93ef5ac90c7a152a307f97e78d3de95c11297584f0b9.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 Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ explorha.exe -
Blocklisted process makes network request 2 IoCs
flow pid Process 3 1952 rundll32.exe 4 4324 rundll32.exe -
Downloads MZ/PE file
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Checks BIOS information in registry 2 TTPs 10 IoCs
BIOS information is often read in order to detect sandboxing environments.
description ioc Process 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\VideoBiosVersion fca245a84741611cf23b93ef5ac90c7a152a307f97e78d3de95c11297584f0b9.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\SystemBiosVersion fca245a84741611cf23b93ef5ac90c7a152a307f97e78d3de95c11297584f0b9.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion explorha.exe -
Executes dropped EXE 4 IoCs
pid Process 1472 explorha.exe 3064 explorha.exe 1040 explorha.exe 4192 explorha.exe -
Identifies Wine through registry keys 2 TTPs 5 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-1-5-21-2930051783-2551506282-3430162621-1000\Software\Wine fca245a84741611cf23b93ef5ac90c7a152a307f97e78d3de95c11297584f0b9.exe Key opened \REGISTRY\USER\S-1-5-21-2930051783-2551506282-3430162621-1000\Software\Wine explorha.exe Key opened \REGISTRY\USER\S-1-5-21-2930051783-2551506282-3430162621-1000\Software\Wine explorha.exe Key opened \REGISTRY\USER\S-1-5-21-2930051783-2551506282-3430162621-1000\Software\Wine explorha.exe Key opened \REGISTRY\USER\S-1-5-21-2930051783-2551506282-3430162621-1000\Software\Wine explorha.exe -
Loads dropped DLL 3 IoCs
pid Process 3804 rundll32.exe 1952 rundll32.exe 4324 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 5 IoCs
pid Process 4644 fca245a84741611cf23b93ef5ac90c7a152a307f97e78d3de95c11297584f0b9.exe 1472 explorha.exe 3064 explorha.exe 1040 explorha.exe 4192 explorha.exe -
Drops file in Windows directory 1 IoCs
description ioc Process File created C:\Windows\Tasks\explorha.job fca245a84741611cf23b93ef5ac90c7a152a307f97e78d3de95c11297584f0b9.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Suspicious behavior: EnumeratesProcesses 22 IoCs
pid Process 4644 fca245a84741611cf23b93ef5ac90c7a152a307f97e78d3de95c11297584f0b9.exe 4644 fca245a84741611cf23b93ef5ac90c7a152a307f97e78d3de95c11297584f0b9.exe 1472 explorha.exe 1472 explorha.exe 1952 rundll32.exe 1952 rundll32.exe 1952 rundll32.exe 1952 rundll32.exe 1952 rundll32.exe 1952 rundll32.exe 1952 rundll32.exe 1952 rundll32.exe 1952 rundll32.exe 1952 rundll32.exe 2248 powershell.exe 2248 powershell.exe 3064 explorha.exe 3064 explorha.exe 1040 explorha.exe 1040 explorha.exe 4192 explorha.exe 4192 explorha.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 2248 powershell.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 4644 fca245a84741611cf23b93ef5ac90c7a152a307f97e78d3de95c11297584f0b9.exe -
Suspicious use of WriteProcessMemory 15 IoCs
description pid Process procid_target PID 4644 wrote to memory of 1472 4644 fca245a84741611cf23b93ef5ac90c7a152a307f97e78d3de95c11297584f0b9.exe 78 PID 4644 wrote to memory of 1472 4644 fca245a84741611cf23b93ef5ac90c7a152a307f97e78d3de95c11297584f0b9.exe 78 PID 4644 wrote to memory of 1472 4644 fca245a84741611cf23b93ef5ac90c7a152a307f97e78d3de95c11297584f0b9.exe 78 PID 1472 wrote to memory of 3804 1472 explorha.exe 79 PID 1472 wrote to memory of 3804 1472 explorha.exe 79 PID 1472 wrote to memory of 3804 1472 explorha.exe 79 PID 3804 wrote to memory of 1952 3804 rundll32.exe 80 PID 3804 wrote to memory of 1952 3804 rundll32.exe 80 PID 1952 wrote to memory of 3024 1952 rundll32.exe 81 PID 1952 wrote to memory of 3024 1952 rundll32.exe 81 PID 1952 wrote to memory of 2248 1952 rundll32.exe 83 PID 1952 wrote to memory of 2248 1952 rundll32.exe 83 PID 1472 wrote to memory of 4324 1472 explorha.exe 86 PID 1472 wrote to memory of 4324 1472 explorha.exe 86 PID 1472 wrote to memory of 4324 1472 explorha.exe 86
Processes
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C:\Users\Admin\AppData\Local\Temp\fca245a84741611cf23b93ef5ac90c7a152a307f97e78d3de95c11297584f0b9.exe"C:\Users\Admin\AppData\Local\Temp\fca245a84741611cf23b93ef5ac90c7a152a307f97e78d3de95c11297584f0b9.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:4644 -
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:1472 -
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:3804 -
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:1952 -
C:\Windows\system32\netsh.exenetsh wlan show profiles5⤵PID:3024
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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\930051783255_Desktop.zip' -CompressionLevel Optimal5⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2248
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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:4324
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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:3064
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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:1040
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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:4192
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
2.8MB
MD533b6274253c99db6c6c3f4f4e0dd5271
SHA14246bca41cd2e83fd1d414e54ca295d6f9e50e9b
SHA256fca245a84741611cf23b93ef5ac90c7a152a307f97e78d3de95c11297584f0b9
SHA5128da7094d2611013cdde963d7984346ed7e311444840b0b6a3465e181a63b6ca815a497dbc27485291919bd3cef3dfecbc9b9533f271f3e30c568f98070b392bd
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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