Analysis
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max time kernel
19s -
max time network
115s -
platform
windows10_x64 -
resource
win10v20210410 -
submitted
29-06-2021 09:38
Static task
static1
General
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Target
c2dcbcca0b41f85d0f32682f99eb0db7c9e40609f137ea4e82e32d26c5476c64.dll
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Size
158KB
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MD5
5d5b238a92b284cff34286ac54037bfd
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SHA1
91becc459243ca65c287e3b319cd71833d8b39ae
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SHA256
c2dcbcca0b41f85d0f32682f99eb0db7c9e40609f137ea4e82e32d26c5476c64
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SHA512
6c4d8d3c805215efebf8119246a9c2f0cae19849797ba57b1ddc3ed5a8632613bf99592b1a2b68f588d35c26fc6b5f244b7bf48e9a6d5648b6111fecde7b7f7c
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/2236-115-0x0000000073EE0000-0x0000000073F0D000-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 1908 wrote to memory of 2236 1908 rundll32.exe rundll32.exe PID 1908 wrote to memory of 2236 1908 rundll32.exe rundll32.exe PID 1908 wrote to memory of 2236 1908 rundll32.exe rundll32.exe
Processes
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\c2dcbcca0b41f85d0f32682f99eb0db7c9e40609f137ea4e82e32d26c5476c64.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:1908 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\c2dcbcca0b41f85d0f32682f99eb0db7c9e40609f137ea4e82e32d26c5476c64.dll,#12⤵
- Checks whether UAC is enabled
PID:2236