Analysis
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max time kernel
151s -
max time network
133s -
platform
windows7_x64 -
resource
win7-20231215-en -
resource tags
arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system -
submitted
30/12/2023, 23:10
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
1f84ec84621283bf01c6f15ad68f6459.dll
Resource
win7-20231215-en
windows7-x64
5 signatures
150 seconds
Behavioral task
behavioral2
Sample
1f84ec84621283bf01c6f15ad68f6459.dll
Resource
win10v2004-20231215-en
windows10-2004-x64
6 signatures
150 seconds
General
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Target
1f84ec84621283bf01c6f15ad68f6459.dll
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Size
424KB
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MD5
1f84ec84621283bf01c6f15ad68f6459
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SHA1
0e71b2a2e088e864593b8b480094ee6fde18fec8
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SHA256
61d6e04a4c8036d541f73c610fe5bc5a5ed88796ebe0d370365a726bb3738bc7
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SHA512
b7ae088bca2202480dd7f36836b13e8cb1c1ff5d21c1a71a8d75e62c1a234d837fce2e35dfa00991a79c1051e68c1969f39f77927ce9d49162cc24e69f6b574b
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SSDEEP
12288:b4K95B0cRt95RLHpr59Ct6s9eG4Rh8R1uxZbhP7:kk5icRtTJHp60jhii
Score
8/10
Malware Config
Signatures
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Blocklisted process makes network request 1 IoCs
flow pid Process 6 2820 rundll32.exe -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2444714103-3190537498-3629098939-1000\Software\Microsoft\Windows\CurrentVersion\Run\1f84ec84621283bf01c6f15ad68f6459.dll = "rundll32.exe \"C:\\Users\\Admin\\AppData\\Local\\Temp\\1f84ec84621283bf01c6f15ad68f6459.dll\",watch" rundll32.exe Set value (str) \REGISTRY\USER\S-1-5-21-2444714103-3190537498-3629098939-1000\Software\Microsoft\Windows\CurrentVersion\Run\1f84ec84621283bf01c6f15ad68f6459.dll_xserve = "rundll32.exe \"C:\\Users\\Admin\\AppData\\Local\\Temp\\1f84ec84621283bf01c6f15ad68f6459.dll\",xserve" rundll32.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 2488 rundll32.exe 2488 rundll32.exe 2488 rundll32.exe 2488 rundll32.exe 2488 rundll32.exe 2488 rundll32.exe 2488 rundll32.exe 2488 rundll32.exe 2488 rundll32.exe 2488 rundll32.exe 2488 rundll32.exe 2488 rundll32.exe 2488 rundll32.exe 2488 rundll32.exe 2488 rundll32.exe 2488 rundll32.exe 2488 rundll32.exe 2488 rundll32.exe 2488 rundll32.exe 2488 rundll32.exe 2488 rundll32.exe 2488 rundll32.exe 2488 rundll32.exe 2488 rundll32.exe 2488 rundll32.exe 2488 rundll32.exe 2488 rundll32.exe 2488 rundll32.exe 2488 rundll32.exe 2488 rundll32.exe 2488 rundll32.exe 2488 rundll32.exe 2488 rundll32.exe 2488 rundll32.exe 2488 rundll32.exe 2488 rundll32.exe 2488 rundll32.exe 2488 rundll32.exe 2488 rundll32.exe 2488 rundll32.exe 2488 rundll32.exe 2488 rundll32.exe 2488 rundll32.exe 2488 rundll32.exe 2488 rundll32.exe 2488 rundll32.exe 2488 rundll32.exe 2488 rundll32.exe 2488 rundll32.exe 2488 rundll32.exe 2488 rundll32.exe 2488 rundll32.exe 2488 rundll32.exe 2488 rundll32.exe 2488 rundll32.exe 2488 rundll32.exe 2488 rundll32.exe 2488 rundll32.exe 2488 rundll32.exe 2488 rundll32.exe 2488 rundll32.exe 2488 rundll32.exe 2488 rundll32.exe 2488 rundll32.exe -
Suspicious use of WriteProcessMemory 21 IoCs
description pid Process procid_target PID 1320 wrote to memory of 1312 1320 rundll32.exe 28 PID 1320 wrote to memory of 1312 1320 rundll32.exe 28 PID 1320 wrote to memory of 1312 1320 rundll32.exe 28 PID 1320 wrote to memory of 1312 1320 rundll32.exe 28 PID 1320 wrote to memory of 1312 1320 rundll32.exe 28 PID 1320 wrote to memory of 1312 1320 rundll32.exe 28 PID 1320 wrote to memory of 1312 1320 rundll32.exe 28 PID 1312 wrote to memory of 2488 1312 rundll32.exe 29 PID 1312 wrote to memory of 2488 1312 rundll32.exe 29 PID 1312 wrote to memory of 2488 1312 rundll32.exe 29 PID 1312 wrote to memory of 2488 1312 rundll32.exe 29 PID 1312 wrote to memory of 2488 1312 rundll32.exe 29 PID 1312 wrote to memory of 2488 1312 rundll32.exe 29 PID 1312 wrote to memory of 2488 1312 rundll32.exe 29 PID 1312 wrote to memory of 2820 1312 rundll32.exe 30 PID 1312 wrote to memory of 2820 1312 rundll32.exe 30 PID 1312 wrote to memory of 2820 1312 rundll32.exe 30 PID 1312 wrote to memory of 2820 1312 rundll32.exe 30 PID 1312 wrote to memory of 2820 1312 rundll32.exe 30 PID 1312 wrote to memory of 2820 1312 rundll32.exe 30 PID 1312 wrote to memory of 2820 1312 rundll32.exe 30
Processes
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\1f84ec84621283bf01c6f15ad68f6459.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:1320 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\1f84ec84621283bf01c6f15ad68f6459.dll,#12⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:1312 -
C:\Windows\SysWOW64\rundll32.exe"C:\Windows\System32\rundll32.exe" "C:\Users\Admin\AppData\Local\Temp\1f84ec84621283bf01c6f15ad68f6459.dll",watch3⤵
- Suspicious behavior: EnumeratesProcesses
PID:2488
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C:\Windows\SysWOW64\rundll32.exe"C:\Windows\System32\rundll32.exe" "C:\Users\Admin\AppData\Local\Temp\1f84ec84621283bf01c6f15ad68f6459.dll",xserve3⤵
- Blocklisted process makes network request
PID:2820
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