Analysis
-
max time kernel
47s -
max time network
55s -
platform
windows10_x64 -
resource
win10v20210408 -
submitted
21-04-2021 18:11
Static task
static1
General
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Target
9fd3e02425f7004fd435a88cbf3141c18d355f8beeba956d88a898c4ded80ea3.dll
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Size
157KB
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MD5
33cd505ec25f5821d02b4c3e114a4bca
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SHA1
5ad635a3990f5b50e77e40b1a28c3e68c2aed886
-
SHA256
9fd3e02425f7004fd435a88cbf3141c18d355f8beeba956d88a898c4ded80ea3
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SHA512
c2ad269249e747043ff84dad1c9fe8f3e8053a93d971a523c3ddee088599a7ce8f68f5c9117c1dfff5871e0345234d949cab8e26394a12b7f2d864049aaf24bf
Malware Config
Extracted
Family
dridex
Botnet
40112
C2
159.8.59.82:443
51.91.156.39:2303
67.196.50.240:8172
rc4.plain
rc4.plain
Signatures
-
Processes:
resource yara_rule behavioral1/memory/1036-115-0x00000000736D0000-0x00000000736FD000-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 796 wrote to memory of 1036 796 rundll32.exe rundll32.exe PID 796 wrote to memory of 1036 796 rundll32.exe rundll32.exe PID 796 wrote to memory of 1036 796 rundll32.exe rundll32.exe
Processes
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\9fd3e02425f7004fd435a88cbf3141c18d355f8beeba956d88a898c4ded80ea3.dll,#11⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\9fd3e02425f7004fd435a88cbf3141c18d355f8beeba956d88a898c4ded80ea3.dll,#12⤵
- Checks whether UAC is enabled