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Analysis
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max time kernel
148s -
max time network
125s -
platform
windows7_x64 -
resource
win7-20231215-en -
resource tags
arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system -
submitted
09/01/2024, 18:21
Behavioral task
behavioral1
Sample
ef330f7ff396977b4804a1e4df4403b7.exe
Resource
win7-20231215-en
6 signatures
150 seconds
Behavioral task
behavioral2
Sample
ef330f7ff396977b4804a1e4df4403b7.exe
Resource
win10v2004-20231222-en
0 signatures
150 seconds
General
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Target
ef330f7ff396977b4804a1e4df4403b7.exe
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Size
536KB
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MD5
ef330f7ff396977b4804a1e4df4403b7
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SHA1
2fe326731fa25457e18b014550c566ef3ff8aef7
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SHA256
65ec22e078ef51658755d0b9c3a2c4a7501e1ce4c3797b1d99c91b0c58c30128
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SHA512
6635423d17e4d6f94083c871c5237e8bb50e148922bae2c4544110544e137245221ed1037d7b5f91f6f68c1d291f71ec812e6be11b7d2ba33cf007f723675498
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SSDEEP
12288:q08PKZVQQxfnr+TK7r79/J0NWNf37JcAayM5ahHj0K:t8AVQQxfnr+TK7r79/J0ofrJEyM5ahDR
Score
10/10
Malware Config
Signatures
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Gh0st RAT payload 1 IoCs
resource yara_rule behavioral1/files/0x00080000000122c9-7.dat family_gh0strat -
Executes dropped EXE 1 IoCs
pid Process 2480 (null)0.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Kris = "C:\\Users\\Admin\\AppData\\Local\\Temp\\ef330f7ff396977b4804a1e4df4403b7.exe" ef330f7ff396977b4804a1e4df4403b7.exe -
Drops file in Windows directory 3 IoCs
description ioc Process File created \??\c:\Windows\(null)0.exe ef330f7ff396977b4804a1e4df4403b7.exe File opened for modification \??\c:\Windows\BJ.exe ef330f7ff396977b4804a1e4df4403b7.exe File created \??\c:\Windows\BJ.exe ef330f7ff396977b4804a1e4df4403b7.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 2368 wrote to memory of 2480 2368 ef330f7ff396977b4804a1e4df4403b7.exe 17 PID 2368 wrote to memory of 2480 2368 ef330f7ff396977b4804a1e4df4403b7.exe 17 PID 2368 wrote to memory of 2480 2368 ef330f7ff396977b4804a1e4df4403b7.exe 17 PID 2368 wrote to memory of 2480 2368 ef330f7ff396977b4804a1e4df4403b7.exe 17
Processes
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C:\Users\Admin\AppData\Local\Temp\ef330f7ff396977b4804a1e4df4403b7.exe"C:\Users\Admin\AppData\Local\Temp\ef330f7ff396977b4804a1e4df4403b7.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- Suspicious use of WriteProcessMemory
PID:2368 -
\??\c:\Windows\(null)0.exec:\Windows\(null)0.exe2⤵
- Executes dropped EXE
PID:2480
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