Analysis
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max time kernel
106s -
max time network
49s -
platform
windows7_x64 -
resource
win7-20220812-en -
resource tags
arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system -
submitted
29-08-2022 03:36
Static task
static1
Behavioral task
behavioral1
Sample
Video.lnk
Resource
win7-20220812-en
windows7-x64
5 signatures
150 seconds
Behavioral task
behavioral2
Sample
Video.lnk
Resource
win10v2004-20220812-en
windows10-2004-x64
8 signatures
150 seconds
General
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Target
Video.lnk
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Size
1KB
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MD5
3a9349af006440c7e0da677724551239
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SHA1
70075bb3b999e825e328302b462deb1aa337b663
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SHA256
00401651af3194ede5157004b6dbe1edf836a94ca182221f2c034201fe55e4dc
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SHA512
588d9ea0c7d770adf1be9c887ef2f2cdb42a7205d2dd1288cda193cd1d99eb689b5dc68765e17724f093ef312b7769290968610c4c6f2be0432d52d483ff15c0
Score
3/10
Malware Config
Signatures
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Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Processes:
explorer.exedescription ioc Process Key created \REGISTRY\USER\S-1-5-21-2591564548-2301609547-1748242483-1000\Software\Microsoft\Internet Explorer\Toolbar explorer.exe Set value (int) \REGISTRY\USER\S-1-5-21-2591564548-2301609547-1748242483-1000\Software\Microsoft\Internet Explorer\Toolbar\Locked = "1" explorer.exe -
Modifies registry class 18 IoCs
Processes:
explorer.exedescription ioc Process Key created \REGISTRY\USER\S-1-5-21-2591564548-2301609547-1748242483-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0 explorer.exe Set value (data) \REGISTRY\USER\S-1-5-21-2591564548-2301609547-1748242483-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\MRUListEx = ffffffff explorer.exe Set value (data) \REGISTRY\USER\S-1-5-21-2591564548-2301609547-1748242483-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\MRUListEx = 00000000ffffffff explorer.exe Set value (data) \REGISTRY\USER\S-1-5-21-2591564548-2301609547-1748242483-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\NodeSlots = 02 explorer.exe Key created \REGISTRY\USER\S-1-5-21-2591564548-2301609547-1748242483-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\Bags\1\Shell explorer.exe Set value (str) \REGISTRY\USER\S-1-5-21-2591564548-2301609547-1748242483-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\Bags\1\Shell\SniffedFolderType = "Documents" explorer.exe Key created \REGISTRY\USER\S-1-5-21-2591564548-2301609547-1748242483-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell explorer.exe Set value (data) \REGISTRY\USER\S-1-5-21-2591564548-2301609547-1748242483-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0 = 200000001a00eebbfe2300001000d09ad3fd8f23af46adb46c85480369c700000000 explorer.exe Set value (int) \REGISTRY\USER\S-1-5-21-2591564548-2301609547-1748242483-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0\NodeSlot = "1" explorer.exe Key created \REGISTRY\USER\S-1-5-21-2591564548-2301609547-1748242483-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\Bags\1 explorer.exe Key created \REGISTRY\USER\S-1-5-21-2591564548-2301609547-1748242483-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU explorer.exe Set value (data) \REGISTRY\USER\S-1-5-21-2591564548-2301609547-1748242483-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\NodeSlots explorer.exe Set value (data) \REGISTRY\USER\S-1-5-21-2591564548-2301609547-1748242483-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0 = 14001f44471a0359723fa74489c55595fe6b30ee0000 explorer.exe Key created \REGISTRY\USER\S-1-5-21-2591564548-2301609547-1748242483-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0 explorer.exe Set value (data) \REGISTRY\USER\S-1-5-21-2591564548-2301609547-1748242483-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\MRUListEx = 00000000ffffffff explorer.exe Set value (data) \REGISTRY\USER\S-1-5-21-2591564548-2301609547-1748242483-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0\MRUListEx = ffffffff explorer.exe Key created \REGISTRY\USER\S-1-5-21-2591564548-2301609547-1748242483-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\Bags explorer.exe Key created \REGISTRY\USER\S-1-5-21-2591564548-2301609547-1748242483-1000_Classes\Local Settings explorer.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
Processes:
explorer.exepid Process 2040 explorer.exe 2040 explorer.exe -
Suspicious use of WriteProcessMemory 3 IoCs
Processes:
cmd.exedescription pid Process procid_target PID 1976 wrote to memory of 1644 1976 cmd.exe 28 PID 1976 wrote to memory of 1644 1976 cmd.exe 28 PID 1976 wrote to memory of 1644 1976 cmd.exe 28
Processes
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C:\Windows\system32\cmd.execmd /c C:\Users\Admin\AppData\Local\Temp\Video.lnk1⤵
- Suspicious use of WriteProcessMemory
PID:1976 -
C:\Windows\explorer.exe"C:\Windows\explorer.exe" Photo.scr2⤵PID:1644
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C:\Windows\explorer.exeC:\Windows\explorer.exe /factory,{75dff2b7-6936-4c06-a8bb-676a7b00b24b} -Embedding1⤵
- Modifies Internet Explorer settings
- Modifies registry class
- Suspicious use of SetWindowsHookEx
PID:2040