Analysis
- max time kernel
28s - max time network
9s - platform
windows7_x64 - resource
win7v20210410 - submitted
12/05/2021, 13:02
Static task
static1
Behavioral task
behavioral1
Sample
65e41f56_by_Libranalysis.dll
Resource
win7v20210410
0 signatures
0 seconds
General
- Target 65e41f56_by_Libranalysis.dll
- Size 158KB
- Sample210512-tecw4v4cds
- SHA256 bceef8793fb6e6937ba6732af189a2fc88e7bad709683aa941dfd0f0e123e3d3
- MD5 65e41f567c49d5775e51d15529b14fe2
- SHA1 a908db91a7003e599a18b0e1c6678b21dcc798fc
- SHA512 128c142dbc91b3ac59156231f4e954ec238f017ff35f95b15f0e5f29a65b6859d2617e3cc64cab03fba03a628accd655127dd0cd40d15de054e814f7cfdad216
- MD5 SHA1 SHA512
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
-
resource yara_rule behavioral1/memory/1348-62-0x00000000754B0000-0x00000000754DD000-memory.dmp dridex_ldr -
description ioc Process Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA rundll32.exe - Suspicious use of WriteProcessMemory 7 IoCs
description pid Process procid_target PID 2004 wrote to memory of 1348 2004 rundll32.exe 25 PID 2004 wrote to memory of 1348 2004 rundll32.exe 25 PID 2004 wrote to memory of 1348 2004 rundll32.exe 25 PID 2004 wrote to memory of 1348 2004 rundll32.exe 25 PID 2004 wrote to memory of 1348 2004 rundll32.exe 25 PID 2004 wrote to memory of 1348 2004 rundll32.exe 25 PID 2004 wrote to memory of 1348 2004 rundll32.exe 25
Processes
-
C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\65e41f56_by_Libranalysis.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:2004 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\65e41f56_by_Libranalysis.dll,#12⤵
- Checks whether UAC is enabled
PID:1348
-