Analysis
-
max time kernel
20s -
max time network
63s -
platform
windows7_x64 -
resource
win7v20201028 -
submitted
26-11-2020 07:49
Static task
static1
Behavioral task
behavioral1
Sample
Unrthppaf.bin.dll
Resource
win7v20201028
windows7_x64
0 signatures
0 seconds
General
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Target
Unrthppaf.bin.dll
-
Size
426KB
-
MD5
2b47214db606e21fb5d58cc7c3a27242
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SHA1
8b71bd0a2618d26a16a85245e7a92aef6d3da967
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SHA256
b12b65a39a6261016b7473cfd08c316cee6958739e00bb746331bdfb52b4b0bb
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SHA512
908057911bc6458f608700814b65be5706825314181f54ca42bd3745dd856cdee85a7b39a5d6f7c57e3203951e4c86578ad4079bfd1d5189a876c714c984c8fe
Malware Config
Extracted
Family
dridex
Botnet
10555
C2
194.225.58.216:443
178.254.40.132:691
216.172.165.70:3889
198.57.200.100:3786
rc4.plain
rc4.plain
Signatures
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Processes:
resource yara_rule behavioral1/memory/1132-1-0x00000000003D0000-0x000000000040D000-memory.dmp dridex_ldr -
Blocklisted process makes network request 2 IoCs
Processes:
rundll32.exeflow pid process 3 1132 rundll32.exe 7 1132 rundll32.exe -
Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
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Processes:
rundll32.exedescription ioc process Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA rundll32.exe -
Suspicious use of WriteProcessMemory 7 IoCs
Processes:
rundll32.exedescription pid process target process PID 1992 wrote to memory of 1132 1992 rundll32.exe rundll32.exe PID 1992 wrote to memory of 1132 1992 rundll32.exe rundll32.exe PID 1992 wrote to memory of 1132 1992 rundll32.exe rundll32.exe PID 1992 wrote to memory of 1132 1992 rundll32.exe rundll32.exe PID 1992 wrote to memory of 1132 1992 rundll32.exe rundll32.exe PID 1992 wrote to memory of 1132 1992 rundll32.exe rundll32.exe PID 1992 wrote to memory of 1132 1992 rundll32.exe rundll32.exe
Processes
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\Unrthppaf.bin.dll,#11⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\Unrthppaf.bin.dll,#12⤵
- Blocklisted process makes network request
- Checks whether UAC is enabled