Analysis
-
max time kernel
18s -
max time network
116s -
platform
windows10_x64 -
resource
win10v20210410 -
submitted
25-06-2021 00:38
Static task
static1
General
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Target
77484a51398ef3a6908d25f73b1e7c51ad48a340ea4b8934e2889294ee18a29e.dll
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Size
158KB
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MD5
c89b1339bfc9c6ee7850b92ab7dbcfd3
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SHA1
797b0db8bb5f3dc167890dd68c87e1063da89c22
-
SHA256
77484a51398ef3a6908d25f73b1e7c51ad48a340ea4b8934e2889294ee18a29e
-
SHA512
cc1e35bd79c16ea6beed3b0f195d65da51c83fd0a6afbdccb9fe02fb4ed5f8e55fc8258dbe7534f62057a11564f7f854665ca548d0b1d79019a0e3d7ef75210c
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/3772-115-0x00000000739D0000-0x00000000739FD000-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 3904 wrote to memory of 3772 3904 rundll32.exe rundll32.exe PID 3904 wrote to memory of 3772 3904 rundll32.exe rundll32.exe PID 3904 wrote to memory of 3772 3904 rundll32.exe rundll32.exe
Processes
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\77484a51398ef3a6908d25f73b1e7c51ad48a340ea4b8934e2889294ee18a29e.dll,#11⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\77484a51398ef3a6908d25f73b1e7c51ad48a340ea4b8934e2889294ee18a29e.dll,#12⤵
- Checks whether UAC is enabled