Analysis
-
max time kernel
43s -
max time network
51s -
platform
windows10_x64 -
resource
win10v20210410 -
submitted
21-04-2021 20:03
Static task
static1
General
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Target
5ff6540a6554ef41ae62f66549f228b81e9845282246bec682efb438caa74363.dll
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Size
157KB
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MD5
ea0ae8a9a61fcfc288512b5817a22e19
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SHA1
9f9991d8e7bc955bbe31feca02968993f4ddfa50
-
SHA256
5ff6540a6554ef41ae62f66549f228b81e9845282246bec682efb438caa74363
-
SHA512
ee2aabe36a499b43e4425faafc0124903890fe058c9814f79c2f8e1fc5657de28b59466e72babeff25d7de6c653be674c2a088980ec0a5cde5013627d23ecef9
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/1864-115-0x0000000073860000-0x000000007388D000-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 1824 wrote to memory of 1864 1824 rundll32.exe rundll32.exe PID 1824 wrote to memory of 1864 1824 rundll32.exe rundll32.exe PID 1824 wrote to memory of 1864 1824 rundll32.exe rundll32.exe
Processes
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\5ff6540a6554ef41ae62f66549f228b81e9845282246bec682efb438caa74363.dll,#11⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\5ff6540a6554ef41ae62f66549f228b81e9845282246bec682efb438caa74363.dll,#12⤵
- Checks whether UAC is enabled