Analysis
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max time kernel
20s -
max time network
135s -
platform
windows10_x64 -
resource
win10v20210410 -
submitted
22-06-2021 06:38
Static task
static1
General
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Target
284741ee02d8e36c7ced5b63b7012feb2169036c4f7197663613d68ebbd7a3d5.dll
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Size
158KB
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MD5
d94ddd282c002acb51d55a7b124a8fdb
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SHA1
448ff75ba93f9e21b2a95f264f6349c255b40b06
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SHA256
284741ee02d8e36c7ced5b63b7012feb2169036c4f7197663613d68ebbd7a3d5
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SHA512
4dfd7508c9f928f45122675f49db9bc970983e2654deb77109a322b3e8eec731013120ceb75e3d2d95d6b9d8937452a89f3ecd762e4c1ae23a2997cac32fc96d
Malware Config
Extracted
Family
dridex
Botnet
40111
C2
8.210.53.215:443
72.249.22.245:2303
188.40.137.206:8172
rc4.plain
rc4.plain
Signatures
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Processes:
resource yara_rule behavioral1/memory/4080-115-0x0000000074480000-0x00000000744AD000-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 4016 wrote to memory of 4080 4016 rundll32.exe rundll32.exe PID 4016 wrote to memory of 4080 4016 rundll32.exe rundll32.exe PID 4016 wrote to memory of 4080 4016 rundll32.exe rundll32.exe
Processes
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\284741ee02d8e36c7ced5b63b7012feb2169036c4f7197663613d68ebbd7a3d5.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:4016 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\284741ee02d8e36c7ced5b63b7012feb2169036c4f7197663613d68ebbd7a3d5.dll,#12⤵
- Checks whether UAC is enabled
PID:4080
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