Analysis
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max time kernel
45s -
max time network
53s -
platform
windows10_x64 -
resource
win10v20210408 -
submitted
21-04-2021 23:34
Static task
static1
General
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Target
42d6ad1fbeb85debfa73b337c09db9764f2a13630046caf49120a71b35b42a54.dll
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Size
162KB
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MD5
492b1c2ee16b933ae5f927186d8329ec
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SHA1
6322da8b75ce7197bf24aa03063fe6a18ec2f331
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SHA256
42d6ad1fbeb85debfa73b337c09db9764f2a13630046caf49120a71b35b42a54
-
SHA512
16fc0239ef86801974f4a77b76f6f853568cd506bb110567d1ed2f06803219ee817e40c0234b8f08ac565ec68a651f3b0bc9242eb33fcc2bdab72027bb698367
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/1652-115-0x0000000073FB0000-0x0000000073FDE000-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 640 wrote to memory of 1652 640 rundll32.exe rundll32.exe PID 640 wrote to memory of 1652 640 rundll32.exe rundll32.exe PID 640 wrote to memory of 1652 640 rundll32.exe rundll32.exe
Processes
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\42d6ad1fbeb85debfa73b337c09db9764f2a13630046caf49120a71b35b42a54.dll,#11⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\42d6ad1fbeb85debfa73b337c09db9764f2a13630046caf49120a71b35b42a54.dll,#12⤵
- Checks whether UAC is enabled