Analysis
-
max time kernel
76s -
max time network
76s -
platform
windows10_x64 -
resource
win10v20210410 -
submitted
21-04-2021 17:14
Static task
static1
General
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Target
f4441bc6cfa6d550834c65b01afa7a8c7728b483afcd5ed248be2aeadcca97bc.dll
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Size
158KB
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MD5
9ce82e399c787d2371560175c0beb54c
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SHA1
482456ccc01b3128ac157cb8d902b73c2e57d2a3
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SHA256
f4441bc6cfa6d550834c65b01afa7a8c7728b483afcd5ed248be2aeadcca97bc
-
SHA512
2352d680117fa55c3372633d6f856b878277ed1fdcb2d704deb04219a999821f734c33a552d06abe791735298fd8907d959d71f4c7afe404df19cb19da076eee
Malware Config
Extracted
Family
dridex
Botnet
40111
C2
8.210.53.215:443
72.249.22.245:2303
188.40.137.206:8172
rc4.plain
rc4.plain
Signatures
-
Processes:
resource yara_rule behavioral1/memory/4032-115-0x0000000073BF0000-0x0000000073C1D000-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 3176 wrote to memory of 4032 3176 rundll32.exe rundll32.exe PID 3176 wrote to memory of 4032 3176 rundll32.exe rundll32.exe PID 3176 wrote to memory of 4032 3176 rundll32.exe rundll32.exe
Processes
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\f4441bc6cfa6d550834c65b01afa7a8c7728b483afcd5ed248be2aeadcca97bc.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:3176 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\f4441bc6cfa6d550834c65b01afa7a8c7728b483afcd5ed248be2aeadcca97bc.dll,#12⤵
- Checks whether UAC is enabled
PID:4032