Analysis
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max time kernel
118s -
max time network
121s -
platform
windows7_x64 -
resource
win7-20240708-en -
resource tags
arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system -
submitted
10/07/2024, 18:54
Static task
static1
Behavioral task
behavioral1
Sample
Oxigen.zip
Resource
win7-20240705-en
Behavioral task
behavioral2
Sample
Oxigen.zip
Resource
win10v2004-20240709-en
Behavioral task
behavioral3
Sample
Oxigen/Monaco/fileaccess/node_modules/raw-body/SECURITY.md
Resource
win7-20240708-en
Behavioral task
behavioral4
Sample
Oxigen/Monaco/fileaccess/node_modules/raw-body/SECURITY.md
Resource
win10v2004-20240709-en
General
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Target
Oxigen/Monaco/fileaccess/node_modules/raw-body/SECURITY.md
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Size
21B
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MD5
c32fba8f9ab389a6f0b25e79eb105910
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SHA1
d4b181d213da4ab71d816359bffa95a02771e9f6
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SHA256
a6f46a90d7946634c1556c4c561defdae6b5e99acc0250988c23d0a35bbae603
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SHA512
9485e774e465f52a58f213d1a222ab53cb75e7823dadbdd017f5cc5940c2ecd0a38d08fee835e588baba94dd62a34664a6373ea63e1ee09dd8e74b98cb43abc0
Malware Config
Signatures
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Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Modifies registry class 9 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-3551809350-4263495960-1443967649-1000_CLASSES\md_auto_file\ rundll32.exe Set value (str) \REGISTRY\USER\S-1-5-21-3551809350-4263495960-1443967649-1000_CLASSES\.md\ = "md_auto_file" rundll32.exe Key created \REGISTRY\USER\S-1-5-21-3551809350-4263495960-1443967649-1000_CLASSES\md_auto_file rundll32.exe Key created \REGISTRY\USER\S-1-5-21-3551809350-4263495960-1443967649-1000_CLASSES\.md rundll32.exe Key created \REGISTRY\USER\S-1-5-21-3551809350-4263495960-1443967649-1000_CLASSES\md_auto_file\shell\Read rundll32.exe Key created \REGISTRY\USER\S-1-5-21-3551809350-4263495960-1443967649-1000_CLASSES\md_auto_file\shell rundll32.exe Key created \REGISTRY\USER\S-1-5-21-3551809350-4263495960-1443967649-1000_CLASSES\md_auto_file\shell\Read\command rundll32.exe Set value (str) \REGISTRY\USER\S-1-5-21-3551809350-4263495960-1443967649-1000_CLASSES\md_auto_file\shell\Read\command\ = "\"C:\\Program Files (x86)\\Adobe\\Reader 9.0\\Reader\\AcroRd32.exe\" \"%1\"" rundll32.exe Key created \REGISTRY\USER\S-1-5-21-3551809350-4263495960-1443967649-1000_Classes\Local Settings rundll32.exe -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 2752 AcroRd32.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 2752 AcroRd32.exe 2752 AcroRd32.exe -
Suspicious use of WriteProcessMemory 7 IoCs
description pid Process procid_target PID 2032 wrote to memory of 1300 2032 cmd.exe 31 PID 2032 wrote to memory of 1300 2032 cmd.exe 31 PID 2032 wrote to memory of 1300 2032 cmd.exe 31 PID 1300 wrote to memory of 2752 1300 rundll32.exe 33 PID 1300 wrote to memory of 2752 1300 rundll32.exe 33 PID 1300 wrote to memory of 2752 1300 rundll32.exe 33 PID 1300 wrote to memory of 2752 1300 rundll32.exe 33
Processes
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C:\Windows\system32\cmd.execmd /c C:\Users\Admin\AppData\Local\Temp\Oxigen\Monaco\fileaccess\node_modules\raw-body\SECURITY.md1⤵
- Suspicious use of WriteProcessMemory
PID:2032 -
C:\Windows\system32\rundll32.exe"C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\Oxigen\Monaco\fileaccess\node_modules\raw-body\SECURITY.md2⤵
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:1300 -
C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe"C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe" "C:\Users\Admin\AppData\Local\Temp\Oxigen\Monaco\fileaccess\node_modules\raw-body\SECURITY.md"3⤵
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of SetWindowsHookEx
PID:2752
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
3KB
MD5df16cf14a2b9695cec4f5f06cc50b029
SHA15acde23e7748a6688fd45ab5a5513dc2a1d928da
SHA25697b450dd67b5e5c667f0acb649808435beb9185eaae7384ed4202d04875e2f45
SHA5127e19e4a64cdcf86be9ba97b5990f3406cf8ed5e5097b64cee4234b03b8df08527cb8a3a24c49bf425bd1cdc163977dbf77dda735ba1b37b4449f42d627823ffc