Analysis
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max time kernel
39s -
max time network
47s -
platform
windows10_x64 -
resource
win10v20210410 -
submitted
21-04-2021 14:42
Static task
static1
General
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Target
5bcebf35a2959340d1d4d2d9adb1bef5b52941dcbb950cef4483b7e97eb856cf.dll
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Size
162KB
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MD5
2aad3db5e26b9faeb4d3ba084d3f27e0
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SHA1
ed2444f1f4c415984e349bb0a892a88225bdbfc9
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SHA256
5bcebf35a2959340d1d4d2d9adb1bef5b52941dcbb950cef4483b7e97eb856cf
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SHA512
73e2e8245c717830d860a61379d5d7ea92401f4993071e776a59f61b59792abdd88a21d99730b83c05bfc51bcfaad6213a30b80cf31195ef20388e3b83cf37d2
Malware Config
Extracted
Family
dridex
Botnet
40112
C2
107.172.227.10:443
172.93.133.123:2303
108.168.61.147:8172
rc4.plain
rc4.plain
Signatures
-
Processes:
resource yara_rule behavioral1/memory/3600-115-0x0000000073B70000-0x0000000073B9E000-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 2112 wrote to memory of 3600 2112 rundll32.exe rundll32.exe PID 2112 wrote to memory of 3600 2112 rundll32.exe rundll32.exe PID 2112 wrote to memory of 3600 2112 rundll32.exe rundll32.exe
Processes
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\5bcebf35a2959340d1d4d2d9adb1bef5b52941dcbb950cef4483b7e97eb856cf.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:2112 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\5bcebf35a2959340d1d4d2d9adb1bef5b52941dcbb950cef4483b7e97eb856cf.dll,#12⤵
- Checks whether UAC is enabled
PID:3600