Analysis
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max time kernel
4294211s -
max time network
154s -
platform
windows7_x64 -
resource
win7-20220223-en -
submitted
09-03-2022 01:37
Static task
static1
Behavioral task
behavioral1
Sample
9354d9a23f836f3dceec5ae209ab29172d0ee6c684e204f42b2401d7bc82de57.dll
Resource
win7-20220223-en
windows7_x64
0 signatures
0 seconds
General
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Target
9354d9a23f836f3dceec5ae209ab29172d0ee6c684e204f42b2401d7bc82de57.dll
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Size
398KB
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MD5
88997d4aee8771ab73b4d1250cff3fa2
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SHA1
e7a72baa7561c812207d716b26156e46781848e3
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SHA256
9354d9a23f836f3dceec5ae209ab29172d0ee6c684e204f42b2401d7bc82de57
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SHA512
1c1b22d275f40957ac7f2fdc0fc096352960e4a055c3a6214cff67f45550031321c31b92e684c334152b4549ee83cd2cb8245e7679076c6c9cfc5290926ba8de
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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Blocklisted process makes network request 3 IoCs
Processes:
rundll32.exeflow pid process 3 840 rundll32.exe 5 840 rundll32.exe 6 840 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 1100 wrote to memory of 840 1100 rundll32.exe rundll32.exe PID 1100 wrote to memory of 840 1100 rundll32.exe rundll32.exe PID 1100 wrote to memory of 840 1100 rundll32.exe rundll32.exe PID 1100 wrote to memory of 840 1100 rundll32.exe rundll32.exe PID 1100 wrote to memory of 840 1100 rundll32.exe rundll32.exe PID 1100 wrote to memory of 840 1100 rundll32.exe rundll32.exe PID 1100 wrote to memory of 840 1100 rundll32.exe rundll32.exe
Processes
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\9354d9a23f836f3dceec5ae209ab29172d0ee6c684e204f42b2401d7bc82de57.dll,#11⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\9354d9a23f836f3dceec5ae209ab29172d0ee6c684e204f42b2401d7bc82de57.dll,#12⤵
- Blocklisted process makes network request
- Checks whether UAC is enabled