Analysis
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max time kernel
152s -
max time network
173s -
platform
windows7_x64 -
resource
win7-20231215-en -
resource tags
arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system -
submitted
24-12-2023 15:31
Behavioral task
behavioral1
Sample
03b987c75a46fe35e9d6160b930d955f.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
03b987c75a46fe35e9d6160b930d955f.exe
Resource
win10v2004-20231215-en
General
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Target
03b987c75a46fe35e9d6160b930d955f.exe
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Size
709KB
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MD5
03b987c75a46fe35e9d6160b930d955f
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SHA1
dd6f2e3872d025fcc36e91bb0556f021cf7108d1
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SHA256
2cd51d043b0691770565dadf934110c33f24f5e7fc2edbf688eed08a42309083
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SHA512
aae38ef9cc826ec1c0134b894ea59c76064c138cc27aeca22e0f913ac8f5353a6dd50c841861ca22ee76817c185d645f8ad34df6054f40321875c559eefe5c35
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SSDEEP
12288:GwSYyFog5zzzzzdBvAYycuP1YBvAYycuP1YBvAYycuP12:yYyFfzzzzzdBvAYycq1YBvAYycq1YBvZ
Malware Config
Signatures
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resource yara_rule behavioral1/memory/3060-0-0x0000000000400000-0x000000000044D000-memory.dmp upx behavioral1/memory/3060-1-0x0000000000400000-0x000000000044D000-memory.dmp upx behavioral1/memory/3060-10-0x0000000000400000-0x000000000044D000-memory.dmp upx behavioral1/memory/3060-12-0x0000000000400000-0x000000000044D000-memory.dmp upx behavioral1/memory/3060-13-0x0000000000400000-0x000000000044D000-memory.dmp upx behavioral1/memory/3060-15-0x0000000000400000-0x000000000044D000-memory.dmp upx behavioral1/memory/3060-17-0x0000000000400000-0x000000000044D000-memory.dmp upx behavioral1/memory/3060-19-0x0000000000400000-0x000000000044D000-memory.dmp upx -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\RavDown = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\03b987c75a46fe35e9d6160b930d955f.exe\" /session 3E0E400A378F4B469693E3E6072C30AE /subkey RAV" 03b987c75a46fe35e9d6160b930d955f.exe -
Writes to the Master Boot Record (MBR) 1 TTPs 1 IoCs
Bootkits write to the MBR to gain persistence at a level below the operating system.
description ioc Process File opened for modification \??\PhysicalDrive0 03b987c75a46fe35e9d6160b930d955f.exe -
Modifies registry class 2 IoCs
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{CAA2D3B1-4BB5-4a45-A17A-122773379D99} 03b987c75a46fe35e9d6160b930d955f.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{CAA2D3B1-4BB5-4a45-A17A-122773379D99}\ProcID = "{C04F1217-2304-564B-0000-000000000000}" 03b987c75a46fe35e9d6160b930d955f.exe -
Suspicious behavior: EnumeratesProcesses 1 IoCs
pid Process 3060 03b987c75a46fe35e9d6160b930d955f.exe
Processes
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
211B
MD5775c9842cab9f31e23840e908558b622
SHA1b42931412f4c0c6d7c50d1bdca5add8440f67eb0
SHA2562e1753878926211701a5f798b15a384cae60678c5d77008de8d75bf0e7db4068
SHA5120c7a69d30be407bb028464d5bd44cefadf1fca67eefef06bfad6ada6f1fd3f553fd9b9a0c8556fbabeb62468ec684ceca3168e92f27b4419421308f352cc5407