Analysis
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max time kernel
101s -
max time network
135s -
platform
windows10_x64 -
resource
win10v20210410 -
submitted
21-04-2021 17:01
Static task
static1
Behavioral task
behavioral1
Sample
211de62e2260bb5c9b43ac21dba8e4ce521d2201d492f92b02accf9ed8daa169.dll
Resource
win7v20210410
windows7_x64
0 signatures
0 seconds
General
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Target
211de62e2260bb5c9b43ac21dba8e4ce521d2201d492f92b02accf9ed8daa169.dll
-
Size
158KB
-
MD5
661729a3eb5f7eae9e1fd37ed2a792d9
-
SHA1
dfe2500a31bb3610b69d3e73c27ed196141c5899
-
SHA256
211de62e2260bb5c9b43ac21dba8e4ce521d2201d492f92b02accf9ed8daa169
-
SHA512
ae659b5ae5ad264fbb9b3217121783e2a09e4364c4194977bbcd91a4dc1c33b21f3284a12a19e32ea306c3149cfb0a036bed1368c660df550fd2549cab01fc86
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 behavioral2/memory/1688-115-0x00000000742E0000-0x000000007430D000-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 4084 wrote to memory of 1688 4084 rundll32.exe rundll32.exe PID 4084 wrote to memory of 1688 4084 rundll32.exe rundll32.exe PID 4084 wrote to memory of 1688 4084 rundll32.exe rundll32.exe
Processes
-
C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\211de62e2260bb5c9b43ac21dba8e4ce521d2201d492f92b02accf9ed8daa169.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:4084 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\211de62e2260bb5c9b43ac21dba8e4ce521d2201d492f92b02accf9ed8daa169.dll,#12⤵
- Checks whether UAC is enabled
PID:1688