Analysis
-
max time kernel
18s -
max time network
115s -
platform
windows10_x64 -
resource
win10v20210410 -
submitted
29-06-2021 04:34
Static task
static1
General
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Target
8f2e7c3dd7d40428eb020f4adc750e6e28dc95db6f0379cc9f0e59ad63dcc355.dll
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Size
158KB
-
MD5
346f5e412fe02fd0b8e4453119d3049a
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SHA1
3a6189309dc0932a9f77b2d69a5072d50222a0c2
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SHA256
8f2e7c3dd7d40428eb020f4adc750e6e28dc95db6f0379cc9f0e59ad63dcc355
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SHA512
73055e6e15744e4f43167d41253d2f394fa26790a809e65af9772105fbb34bd99b3bf139965d567b4430ca7ee5fc1538814e9f8384e7be6acee25e429494f057
Malware Config
Extracted
Family
dridex
Botnet
40112
C2
8.210.53.215:443
72.249.22.245:2303
188.40.137.206:8172
rc4.plain
rc4.plain
Signatures
-
Processes:
resource yara_rule behavioral1/memory/496-115-0x0000000073860000-0x000000007388D000-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 2208 wrote to memory of 496 2208 rundll32.exe rundll32.exe PID 2208 wrote to memory of 496 2208 rundll32.exe rundll32.exe PID 2208 wrote to memory of 496 2208 rundll32.exe rundll32.exe
Processes
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\8f2e7c3dd7d40428eb020f4adc750e6e28dc95db6f0379cc9f0e59ad63dcc355.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:2208 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\8f2e7c3dd7d40428eb020f4adc750e6e28dc95db6f0379cc9f0e59ad63dcc355.dll,#12⤵
- Checks whether UAC is enabled
PID:496