Analysis
- max time kernel
30s - max time network
6s - platform
windows7_x64 - resource
win7v20210410 - submitted
03/05/2021, 01:02
Static task
static1
Behavioral task
behavioral1
Sample
cbe583ad_by_Libranalysis.dll
Resource
win7v20210410
0 signatures
0 seconds
General
- Target cbe583ad_by_Libranalysis.dll
- Size 162KB
- Sample210503-dc5faqf4qs
- SHA256 8dda2c3e8f80505d2ae299ae7d3e25fc80dca75bfd29cf790e3b119024c287a2
- MD5 cbe583ad097f25e37b190a8aeae22e99
- SHA1 8a87f133ef44a646db4dc49698b995d498838717
- SHA512 20823e8a580df215d763121dd9d2cf3e0375032a1783282a3dacf0551416f62aef3a243a98169706d667390d7ebe0d04d1ad089853483389ead2ad1af38d4f93
- 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/1148-61-0x0000000074D20000-0x0000000074D4E000-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 1092 wrote to memory of 1148 1092 rundll32.exe 26 PID 1092 wrote to memory of 1148 1092 rundll32.exe 26 PID 1092 wrote to memory of 1148 1092 rundll32.exe 26 PID 1092 wrote to memory of 1148 1092 rundll32.exe 26 PID 1092 wrote to memory of 1148 1092 rundll32.exe 26 PID 1092 wrote to memory of 1148 1092 rundll32.exe 26 PID 1092 wrote to memory of 1148 1092 rundll32.exe 26
Processes
-
C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\cbe583ad_by_Libranalysis.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:1092 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\cbe583ad_by_Libranalysis.dll,#12⤵
- Checks whether UAC is enabled
PID:1148
-