Analysis
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max time kernel
143s -
max time network
137s -
platform
windows11-21h2_x64 -
resource
win11-20240221-en -
resource tags
arch:x64arch:x86image:win11-20240221-enlocale:en-usos:windows11-21h2-x64system -
submitted
27/03/2024, 23:05
Static task
static1
Behavioral task
behavioral1
Sample
0dfba874909bcf1775d717b73470643b4080daf9feb18315fca555ba0f4bbd23.exe
Resource
win10v2004-20240226-en
General
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Target
0dfba874909bcf1775d717b73470643b4080daf9feb18315fca555ba0f4bbd23.exe
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Size
1.8MB
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MD5
9c341d96ea0de5f2ade58231fada1c26
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SHA1
99b010d636351b0a040c02426f5ad74065b31a92
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SHA256
0dfba874909bcf1775d717b73470643b4080daf9feb18315fca555ba0f4bbd23
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SHA512
71f84510961cb92dcee50d994f4b86effc85ad9d36268b4806e67d7d0cbb3a3ca9a4baf0106a7afd6d63288ccc7fc37970f3b9c38b4dbe988e61bdf9a8d79478
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SSDEEP
49152:1Ao4GyFs821OjlCKE12YFxMwkgP7SApQWfP:1Ao4GyFs8njlwVL/kuN
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
description ioc Process Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ 0dfba874909bcf1775d717b73470643b4080daf9feb18315fca555ba0f4bbd23.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 5 3480 rundll32.exe 6 1632 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.
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\SystemBiosVersion 0dfba874909bcf1775d717b73470643b4080daf9feb18315fca555ba0f4bbd23.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion 0dfba874909bcf1775d717b73470643b4080daf9feb18315fca555ba0f4bbd23.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 -
Executes dropped EXE 4 IoCs
pid Process 2920 explorha.exe 1948 baran.exe 4544 explorha.exe 1888 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.
description ioc Process 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 0dfba874909bcf1775d717b73470643b4080daf9feb18315fca555ba0f4bbd23.exe Key opened \REGISTRY\USER\S-1-5-21-2930051783-2551506282-3430162621-1000\Software\Wine explorha.exe -
Loads dropped DLL 3 IoCs
pid Process 4628 rundll32.exe 3480 rundll32.exe 1632 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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Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2930051783-2551506282-3430162621-1000\Software\Microsoft\Windows\CurrentVersion\Run\baran.exe = "C:\\Users\\Admin\\AppData\\Local\\Temp\\1000022001\\baran.exe" explorha.exe -
Suspicious use of NtSetInformationThreadHideFromDebugger 4 IoCs
pid Process 2848 0dfba874909bcf1775d717b73470643b4080daf9feb18315fca555ba0f4bbd23.exe 2920 explorha.exe 4544 explorha.exe 1888 explorha.exe -
Drops file in Windows directory 1 IoCs
description ioc Process File created C:\Windows\Tasks\explorha.job 0dfba874909bcf1775d717b73470643b4080daf9feb18315fca555ba0f4bbd23.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
pid Process 2848 0dfba874909bcf1775d717b73470643b4080daf9feb18315fca555ba0f4bbd23.exe 2848 0dfba874909bcf1775d717b73470643b4080daf9feb18315fca555ba0f4bbd23.exe 2920 explorha.exe 2920 explorha.exe 3480 rundll32.exe 3480 rundll32.exe 3480 rundll32.exe 3480 rundll32.exe 3480 rundll32.exe 3480 rundll32.exe 3480 rundll32.exe 3480 rundll32.exe 3480 rundll32.exe 3480 rundll32.exe 4076 powershell.exe 4076 powershell.exe 4544 explorha.exe 4544 explorha.exe 1888 explorha.exe 1888 explorha.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 4076 powershell.exe -
Suspicious use of WriteProcessMemory 18 IoCs
description pid Process procid_target PID 2848 wrote to memory of 2920 2848 0dfba874909bcf1775d717b73470643b4080daf9feb18315fca555ba0f4bbd23.exe 78 PID 2848 wrote to memory of 2920 2848 0dfba874909bcf1775d717b73470643b4080daf9feb18315fca555ba0f4bbd23.exe 78 PID 2848 wrote to memory of 2920 2848 0dfba874909bcf1775d717b73470643b4080daf9feb18315fca555ba0f4bbd23.exe 78 PID 2920 wrote to memory of 1948 2920 explorha.exe 79 PID 2920 wrote to memory of 1948 2920 explorha.exe 79 PID 2920 wrote to memory of 1948 2920 explorha.exe 79 PID 2920 wrote to memory of 4628 2920 explorha.exe 80 PID 2920 wrote to memory of 4628 2920 explorha.exe 80 PID 2920 wrote to memory of 4628 2920 explorha.exe 80 PID 4628 wrote to memory of 3480 4628 rundll32.exe 81 PID 4628 wrote to memory of 3480 4628 rundll32.exe 81 PID 3480 wrote to memory of 960 3480 rundll32.exe 82 PID 3480 wrote to memory of 960 3480 rundll32.exe 82 PID 3480 wrote to memory of 4076 3480 rundll32.exe 84 PID 3480 wrote to memory of 4076 3480 rundll32.exe 84 PID 2920 wrote to memory of 1632 2920 explorha.exe 86 PID 2920 wrote to memory of 1632 2920 explorha.exe 86 PID 2920 wrote to memory of 1632 2920 explorha.exe 86
Processes
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C:\Users\Admin\AppData\Local\Temp\0dfba874909bcf1775d717b73470643b4080daf9feb18315fca555ba0f4bbd23.exe"C:\Users\Admin\AppData\Local\Temp\0dfba874909bcf1775d717b73470643b4080daf9feb18315fca555ba0f4bbd23.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 WriteProcessMemory
PID:2848 -
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
- Adds Run key to start application
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2920 -
C:\Users\Admin\AppData\Local\Temp\1000022001\baran.exe"C:\Users\Admin\AppData\Local\Temp\1000022001\baran.exe"3⤵
- Executes dropped EXE
PID:1948
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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:4628 -
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:3480 -
C:\Windows\system32\netsh.exenetsh wlan show profiles5⤵PID:960
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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:4076
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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:1632
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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:4544
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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:1888
Network
MITRE ATT&CK Enterprise v15
Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Credential Access
Unsecured Credentials
3Credentials In Files
2Credentials in Registry
1Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
1.8MB
MD59c341d96ea0de5f2ade58231fada1c26
SHA199b010d636351b0a040c02426f5ad74065b31a92
SHA2560dfba874909bcf1775d717b73470643b4080daf9feb18315fca555ba0f4bbd23
SHA51271f84510961cb92dcee50d994f4b86effc85ad9d36268b4806e67d7d0cbb3a3ca9a4baf0106a7afd6d63288ccc7fc37970f3b9c38b4dbe988e61bdf9a8d79478
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Filesize
802KB
MD5387de0d7c483a81c9cf541d9c7b21f0f
SHA1a761ad1d01ef276c41530a758830ec940122e984
SHA2560ec3395676f63a30efa1dbb9cbb9552d45f109f0883392290cef25aa561f34f7
SHA512ca5ee7cf11cc017683b9cdb6e9cca3dae8df6440dde0cb8e35650a865045d9910adc77cbccfc9b9aefaf1b7e571fe75c2de58d78aa6605b89487d7b5963bf78b
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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