Analysis
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max time kernel
66s -
max time network
127s -
platform
windows7_x64 -
resource
win7v20201028 -
submitted
17-11-2020 15:45
Static task
static1
Behavioral task
behavioral1
Sample
cb19fe63b301713587e7bdddec6a50f7.dll
Resource
win7v20201028
windows7_x64
0 signatures
0 seconds
General
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Target
cb19fe63b301713587e7bdddec6a50f7.dll
-
Size
528KB
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MD5
d05f75fe7219a64d04871dbf1d9f5b00
-
SHA1
b17e5249c3e10b51e6baab674389e85808083437
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SHA256
cdc5efe20effa5b76eb7374caf88734f1566dc44084d0fe9e166c6853adc0474
-
SHA512
c6965e3b40c4345f6efa2bd0c063c4f4aae291736d6c987e0a33a53331fe350aac9b2de6ae01001ccc14726bf79f22bb7fccb675639d5473ca67ca7432a58653
Malware Config
Extracted
Family
dridex
Botnet
10444
C2
77.220.64.39:443
69.164.207.140:3388
78.47.139.43:4443
103.244.206.74:33443
rc4.plain
rc4.plain
Signatures
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Processes:
resource yara_rule behavioral1/memory/1440-1-0x0000000010000000-0x000000001003D000-memory.dmp dridex_ldr -
Blocklisted process makes network request 2 IoCs
Processes:
rundll32.exeflow pid process 5 1440 rundll32.exe 7 1440 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 1080 wrote to memory of 1440 1080 rundll32.exe rundll32.exe PID 1080 wrote to memory of 1440 1080 rundll32.exe rundll32.exe PID 1080 wrote to memory of 1440 1080 rundll32.exe rundll32.exe PID 1080 wrote to memory of 1440 1080 rundll32.exe rundll32.exe PID 1080 wrote to memory of 1440 1080 rundll32.exe rundll32.exe PID 1080 wrote to memory of 1440 1080 rundll32.exe rundll32.exe PID 1080 wrote to memory of 1440 1080 rundll32.exe rundll32.exe
Processes
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\cb19fe63b301713587e7bdddec6a50f7.dll,#11⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\cb19fe63b301713587e7bdddec6a50f7.dll,#12⤵
- Blocklisted process makes network request
- Checks whether UAC is enabled