Analysis
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max time kernel
119s -
max time network
123s -
platform
windows7_x64 -
resource
win7-20240221-en -
resource tags
arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system -
submitted
24-05-2024 16:26
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
2024-05-24_18c78dfc24bb49d3ee22177bfef0805c_bkransomware.exe
Resource
win7-20240221-en
windows7-x64
3 signatures
150 seconds
General
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Target
2024-05-24_18c78dfc24bb49d3ee22177bfef0805c_bkransomware.exe
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Size
1.9MB
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MD5
18c78dfc24bb49d3ee22177bfef0805c
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SHA1
50f25b75197d5e5117be139ca8c3553c4fd0092f
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SHA256
32b051163c443fa5fded1a8855e5ad9da9837f4c6afe2c4ff7d0f2f79bf41b8f
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SHA512
e4470ae213b7c9f7095f9e2d72a5f6a79550a5d13cf7819ebcf8a2aaedf008fb8611af28b2a784767e5616c39783840e7df25a1e156182306e118babcbeebe1f
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SSDEEP
24576:B2lmh4RRX7bHsMQ4/O6yMLprOInyT/Swl8Mi9:B2Mh4RRXvYMLprznyDSga9
Score
5/10
Malware Config
Signatures
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Drops file in System32 directory 1 IoCs
Processes:
2024-05-24_18c78dfc24bb49d3ee22177bfef0805c_bkransomware.exedescription ioc process File opened for modification C:\Windows\System32\alg.exe 2024-05-24_18c78dfc24bb49d3ee22177bfef0805c_bkransomware.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
2024-05-24_18c78dfc24bb49d3ee22177bfef0805c_bkransomware.exedescription pid process Token: SeTakeOwnershipPrivilege 1708 2024-05-24_18c78dfc24bb49d3ee22177bfef0805c_bkransomware.exe -
Suspicious use of SetWindowsHookEx 3 IoCs
Processes:
2024-05-24_18c78dfc24bb49d3ee22177bfef0805c_bkransomware.exepid process 1708 2024-05-24_18c78dfc24bb49d3ee22177bfef0805c_bkransomware.exe 1708 2024-05-24_18c78dfc24bb49d3ee22177bfef0805c_bkransomware.exe 1708 2024-05-24_18c78dfc24bb49d3ee22177bfef0805c_bkransomware.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\2024-05-24_18c78dfc24bb49d3ee22177bfef0805c_bkransomware.exe"C:\Users\Admin\AppData\Local\Temp\2024-05-24_18c78dfc24bb49d3ee22177bfef0805c_bkransomware.exe"1⤵
- Drops file in System32 directory
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
Network
MITRE ATT&CK Matrix
Replay Monitor
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Downloads
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memory/1708-0-0x0000000000400000-0x00000000006C5000-memory.dmpFilesize
2.8MB
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memory/1708-6-0x00000000002F0000-0x0000000000357000-memory.dmpFilesize
412KB
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memory/1708-1-0x00000000002F0000-0x0000000000357000-memory.dmpFilesize
412KB
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memory/1708-11-0x0000000000400000-0x00000000006C5000-memory.dmpFilesize
2.8MB