Analysis
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max time kernel
47s -
max time network
54s -
platform
windows10_x64 -
resource
win10v20210408 -
submitted
21-04-2021 23:47
Static task
static1
General
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Target
f6c9e5e3f14ac3ae283cfbfd03ee2220669f75c00f8eb1d094e4bda848d10dc5.dll
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Size
162KB
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MD5
e19c2d61dacb54a5e910ca0bceddf4e5
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SHA1
706b1069f9f271a5be6bbdf66a692f1ba3b57a05
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SHA256
f6c9e5e3f14ac3ae283cfbfd03ee2220669f75c00f8eb1d094e4bda848d10dc5
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SHA512
1155c60085aeb84f1f7c81044c4d2ea14957cc87bd26ee2d689f42cbc2635312231243480f3e6517b031209fad05f45f4cfe529a80b66ce841e70177a65ccf5b
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/1016-115-0x0000000074400000-0x000000007442E000-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 784 wrote to memory of 1016 784 rundll32.exe rundll32.exe PID 784 wrote to memory of 1016 784 rundll32.exe rundll32.exe PID 784 wrote to memory of 1016 784 rundll32.exe rundll32.exe
Processes
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\f6c9e5e3f14ac3ae283cfbfd03ee2220669f75c00f8eb1d094e4bda848d10dc5.dll,#11⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\f6c9e5e3f14ac3ae283cfbfd03ee2220669f75c00f8eb1d094e4bda848d10dc5.dll,#12⤵
- Checks whether UAC is enabled