Analysis
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max time kernel
119s -
max time network
119s -
platform
windows10_x64 -
resource
win10v20210410 -
submitted
21-04-2021 18:02
Static task
static1
General
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Target
33288e5a57352bafc3dda77f0a06befc8cb8b3e3092fe79c0df4079cf0d322b4.dll
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Size
157KB
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MD5
46835c97d60eaf24ffb1c653061eebd1
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SHA1
fe9d41e5c8c61b6f4b77a35235b19a0a5c045ac5
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SHA256
33288e5a57352bafc3dda77f0a06befc8cb8b3e3092fe79c0df4079cf0d322b4
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SHA512
7e9faa007959ad0a55501d822853bfb3c540705afee0db3b664a09d2193934be3fdd96e685f9d0eaea7a39efc970ebb283f442ff859ddd9cbe6e1ffb26ff65c3
Malware Config
Extracted
Family
dridex
Botnet
40112
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/1724-115-0x0000000073A90000-0x0000000073ABD000-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 512 wrote to memory of 1724 512 rundll32.exe rundll32.exe PID 512 wrote to memory of 1724 512 rundll32.exe rundll32.exe PID 512 wrote to memory of 1724 512 rundll32.exe rundll32.exe
Processes
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\33288e5a57352bafc3dda77f0a06befc8cb8b3e3092fe79c0df4079cf0d322b4.dll,#11⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\33288e5a57352bafc3dda77f0a06befc8cb8b3e3092fe79c0df4079cf0d322b4.dll,#12⤵
- Checks whether UAC is enabled