Analysis
-
max time kernel
19s -
max time network
124s -
platform
windows10_x64 -
resource
win10v20210410 -
submitted
29-06-2021 03:27
Static task
static1
General
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Target
7b9c9955bb159ba23c67ab54f9c54ce134a86e938b537d1e4d3570030833d483.dll
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Size
162KB
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MD5
57dd40c0954b0e2f25b8be58ce289dd7
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SHA1
2e024b1900acc3959691da21edce335dc8df934f
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SHA256
7b9c9955bb159ba23c67ab54f9c54ce134a86e938b537d1e4d3570030833d483
-
SHA512
408d2a1194fc90dd6a5806a8b4d6eef8be6da0f6ff8b4ec48c80f427b9fb62ab08808e3c21d3fb51d763ae5fecc12483dd059363e5d88ab01a998bb9d94f3ff3
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/4460-115-0x0000000073820000-0x000000007384E000-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 4444 wrote to memory of 4460 4444 rundll32.exe rundll32.exe PID 4444 wrote to memory of 4460 4444 rundll32.exe rundll32.exe PID 4444 wrote to memory of 4460 4444 rundll32.exe rundll32.exe
Processes
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\7b9c9955bb159ba23c67ab54f9c54ce134a86e938b537d1e4d3570030833d483.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:4444 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\7b9c9955bb159ba23c67ab54f9c54ce134a86e938b537d1e4d3570030833d483.dll,#12⤵
- Checks whether UAC is enabled
PID:4460