Analysis
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max time kernel
122s -
max time network
151s -
platform
windows10_x64 -
resource
win10v20210408 -
submitted
21-04-2021 18:02
Static task
static1
Behavioral task
behavioral1
Sample
2a622bbd4c8d5a7f121cd21e4f7669db2c6f9429090f4279e1d29f3027dcb668.dll
Resource
win7v20210410
windows7_x64
0 signatures
0 seconds
General
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Target
2a622bbd4c8d5a7f121cd21e4f7669db2c6f9429090f4279e1d29f3027dcb668.dll
-
Size
162KB
-
MD5
88984af258ad8c68a69a60f3cb7f883a
-
SHA1
c4ae68808d395e17f4ccf02354bb3f4fb8db6714
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SHA256
2a622bbd4c8d5a7f121cd21e4f7669db2c6f9429090f4279e1d29f3027dcb668
-
SHA512
ac8b021da935362097a914d2e2b0c0d2d5820f4221b744769246193e23010a5e1e2d3ab5825ae326b5986a6bf42264e6c4a273873f379c8c23882b864c6a5ea2
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 behavioral2/memory/4044-115-0x0000000073620000-0x000000007364E000-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 584 wrote to memory of 4044 584 rundll32.exe rundll32.exe PID 584 wrote to memory of 4044 584 rundll32.exe rundll32.exe PID 584 wrote to memory of 4044 584 rundll32.exe rundll32.exe
Processes
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\2a622bbd4c8d5a7f121cd21e4f7669db2c6f9429090f4279e1d29f3027dcb668.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:584 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\2a622bbd4c8d5a7f121cd21e4f7669db2c6f9429090f4279e1d29f3027dcb668.dll,#12⤵
- Checks whether UAC is enabled
PID:4044