Analysis
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max time kernel
114s -
max time network
114s -
platform
windows10_x64 -
resource
win10v20210410 -
submitted
21-04-2021 18:10
Static task
static1
General
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Target
71d617b21b5bf51d43aee0e4d17b6a1abb6429cf66e2df2b50a686b358624879.dll
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Size
154KB
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MD5
e6f4bb344ec3bc040366331b1287175e
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SHA1
1421f771ee0f5606a4439ec67f9aec98cdf8d61a
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SHA256
71d617b21b5bf51d43aee0e4d17b6a1abb6429cf66e2df2b50a686b358624879
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SHA512
a10db611f1cd0c0d3e75ff1e40b68740c7f06489290a2cb2463177b1e81365e7f2e3fad1eb157fb7776baddacc9ddaf8ec22035b951f3d60eb8523584aba84c8
Malware Config
Extracted
Family
dridex
Botnet
40111
C2
159.8.59.82:443
51.91.156.39:2303
67.196.50.240:8172
rc4.plain
rc4.plain
Signatures
-
Processes:
resource yara_rule behavioral1/memory/3196-115-0x00000000739D0000-0x00000000739FD000-memory.dmp dridex_ldr -
Processes:
rundll32.exedescription ioc process Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA rundll32.exe -
Suspicious use of WriteProcessMemory 3 IoCs
Processes:
rundll32.exedescription pid process target process PID 1736 wrote to memory of 3196 1736 rundll32.exe rundll32.exe PID 1736 wrote to memory of 3196 1736 rundll32.exe rundll32.exe PID 1736 wrote to memory of 3196 1736 rundll32.exe rundll32.exe
Processes
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\71d617b21b5bf51d43aee0e4d17b6a1abb6429cf66e2df2b50a686b358624879.dll,#11⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\71d617b21b5bf51d43aee0e4d17b6a1abb6429cf66e2df2b50a686b358624879.dll,#12⤵
- Checks whether UAC is enabled