Analysis
- max time kernel
22s - max time network
9s - platform
windows7_x64 - resource
win7v20210410 - submitted
15/04/2021, 08:25
Static task
static1
Behavioral task
behavioral1
Sample
b08e397afe512bd09cc6d3e34a6d24dd9764186dd91e03bfb3717b354f717c7c.dll
Resource
win7v20210410
0 signatures
0 seconds
General
- Target b08e397afe512bd09cc6d3e34a6d24dd9764186dd91e03bfb3717b354f717c7c.dll
- Size 162KB
- Sample210415-dsfdlrj3ee
- SHA256 b08e397afe512bd09cc6d3e34a6d24dd9764186dd91e03bfb3717b354f717c7c
- MD5 e81cf0b808958a916bfeb82e2c139213
- SHA1 fdfc4d1e7516adb70fb44528abe22a82d6bbebca
- SHA512 535c5c7f3c96840f26130857d7426fcdec47e755a3bb5b2a3733045d24b67e7f6b2bccac054fb630711a0a428d12ec04bfeeb634dcee1d6a66d3211b574b389b
- MD5 SHA1 SHA512
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
-
resource yara_rule behavioral1/memory/1796-61-0x0000000074A60000-0x0000000074A8E000-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 1072 wrote to memory of 1796 1072 rundll32.exe 26 PID 1072 wrote to memory of 1796 1072 rundll32.exe 26 PID 1072 wrote to memory of 1796 1072 rundll32.exe 26 PID 1072 wrote to memory of 1796 1072 rundll32.exe 26 PID 1072 wrote to memory of 1796 1072 rundll32.exe 26 PID 1072 wrote to memory of 1796 1072 rundll32.exe 26 PID 1072 wrote to memory of 1796 1072 rundll32.exe 26
Processes
-
C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\b08e397afe512bd09cc6d3e34a6d24dd9764186dd91e03bfb3717b354f717c7c.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:1072 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\b08e397afe512bd09cc6d3e34a6d24dd9764186dd91e03bfb3717b354f717c7c.dll,#12⤵
- Checks whether UAC is enabled
PID:1796
-