Analysis
-
max time kernel
38s -
max time network
46s -
platform
windows10_x64 -
resource
win10v20210408 -
submitted
21-04-2021 21:38
Static task
static1
General
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Target
2cd9bc103723b9257c0e1616267b657609d6ad7e20feb4a8ccff4ed8eb4dfd11.dll
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Size
162KB
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MD5
e0767190ac0c354ed939d78a1ac95a6e
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SHA1
2cf41c134d4aed8b157cfbf80621ba0c72d4f05a
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SHA256
2cd9bc103723b9257c0e1616267b657609d6ad7e20feb4a8ccff4ed8eb4dfd11
-
SHA512
200f75b9b93d243249ae95efc1e79750fd0da59f37714283dda6447fea6fd34f259a526965f73b140b594d605d41aa5bb8b5df72d2d7f2444f28985c50b95f08
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/1048-115-0x0000000074300000-0x000000007432E000-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 624 wrote to memory of 1048 624 rundll32.exe rundll32.exe PID 624 wrote to memory of 1048 624 rundll32.exe rundll32.exe PID 624 wrote to memory of 1048 624 rundll32.exe rundll32.exe
Processes
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\2cd9bc103723b9257c0e1616267b657609d6ad7e20feb4a8ccff4ed8eb4dfd11.dll,#11⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\2cd9bc103723b9257c0e1616267b657609d6ad7e20feb4a8ccff4ed8eb4dfd11.dll,#12⤵
- Checks whether UAC is enabled