Analysis
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max time kernel
34s -
max time network
35s -
platform
windows10_x64 -
resource
win10v20210410 -
submitted
04-05-2021 15:30
Static task
static1
General
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Target
0dcd6cad80298d9ce1bc70a650912925f521aa1f0bddebf6bb2534b4334a6da8.dll
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Size
162KB
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MD5
0a09a9c7e2acfd7c394d9b86f8bd4b66
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SHA1
5a602e28282447cd331444cbff192b64d7f3a613
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SHA256
0dcd6cad80298d9ce1bc70a650912925f521aa1f0bddebf6bb2534b4334a6da8
-
SHA512
d69c7d43328b5d2d985d7e3010382d8c6cb411424e0419a79c82f1d0ea65df584b014bcdff3942bbadae045c8faadb4d67c05be1a40d138a4c28c4f6fedfb6a3
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/1660-115-0x0000000073DE0000-0x0000000073E0E000-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 3840 wrote to memory of 1660 3840 rundll32.exe rundll32.exe PID 3840 wrote to memory of 1660 3840 rundll32.exe rundll32.exe PID 3840 wrote to memory of 1660 3840 rundll32.exe rundll32.exe
Processes
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\0dcd6cad80298d9ce1bc70a650912925f521aa1f0bddebf6bb2534b4334a6da8.dll,#11⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\0dcd6cad80298d9ce1bc70a650912925f521aa1f0bddebf6bb2534b4334a6da8.dll,#12⤵
- Checks whether UAC is enabled