Analysis
-
max time kernel
25s -
max time network
33s -
platform
windows10_x64 -
resource
win10v20210408 -
submitted
22-04-2021 00:22
Static task
static1
General
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Target
e18f82eadaccb83c8a0c5099062d9dd8ddcf116de7539856ad1a325844c21a72.dll
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Size
162KB
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MD5
9607f59f05d6c56137e19dcf1d8aee42
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SHA1
d4e59a585586771076cb43583387f1db7cd446ba
-
SHA256
e18f82eadaccb83c8a0c5099062d9dd8ddcf116de7539856ad1a325844c21a72
-
SHA512
03538c4369086c55b65988244079cec6b9dec9e024a9ee4353f75ee796ff86bf231c906505467530afdfca68bb972d67d5b602ae3eb95fbabf77847cb8235a9f
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/3952-115-0x0000000073990000-0x00000000739BE000-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 2544 wrote to memory of 3952 2544 rundll32.exe rundll32.exe PID 2544 wrote to memory of 3952 2544 rundll32.exe rundll32.exe PID 2544 wrote to memory of 3952 2544 rundll32.exe rundll32.exe
Processes
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\e18f82eadaccb83c8a0c5099062d9dd8ddcf116de7539856ad1a325844c21a72.dll,#11⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\e18f82eadaccb83c8a0c5099062d9dd8ddcf116de7539856ad1a325844c21a72.dll,#12⤵
- Checks whether UAC is enabled