Analysis
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max time kernel
35s -
max time network
43s -
platform
windows10_x64 -
resource
win10v20210410 -
submitted
21-04-2021 18:10
Static task
static1
General
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Target
d6147a1670d29b4c7be94cc86e971b21541192f53dd081fed2f7a8be317e3d20.dll
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Size
157KB
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MD5
b2b7a91c637009b3427ce16c9d3f0c31
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SHA1
5b6156cc067def3d029dc8d5c634a32581eda6ed
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SHA256
d6147a1670d29b4c7be94cc86e971b21541192f53dd081fed2f7a8be317e3d20
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SHA512
dc1c4d42702c84ba314ee24511b8fd39e2d267a42c6c1e4e833385507132dcb3158ffbf873908be2b4076ebca4fa73fd7f4a4b2af3e1b0a4de6ec553510df40f
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
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Processes:
resource yara_rule behavioral1/memory/3952-115-0x0000000074380000-0x00000000743AD000-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 3904 wrote to memory of 3952 3904 rundll32.exe rundll32.exe PID 3904 wrote to memory of 3952 3904 rundll32.exe rundll32.exe PID 3904 wrote to memory of 3952 3904 rundll32.exe rundll32.exe
Processes
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\d6147a1670d29b4c7be94cc86e971b21541192f53dd081fed2f7a8be317e3d20.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:3904 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\d6147a1670d29b4c7be94cc86e971b21541192f53dd081fed2f7a8be317e3d20.dll,#12⤵
- Checks whether UAC is enabled
PID:3952
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