Analysis
- max time kernel
121s - max time network
119s - platform
windows7_x64 - resource
win7v20210410 - submitted
23/05/2021, 13:01
Static task
static1
Behavioral task
behavioral1
Sample
0272852f_by_Libranalysis.dll
Resource
win7v20210410
0 signatures
0 seconds
General
- Target 0272852f_by_Libranalysis.dll
- Size 162KB
- Sample210523-pttmlppgva
- SHA256 c47385f3d060debfc3e58eb7d6bfcc66c9469c9da14652de8be6f754b5326e72
- MD5 0272852f4e9de51ef7901d3f068ccea4
- SHA1 ac8261c776fdfd3ef03b7eed3dbc3e27dbff8b0f
- SHA512 921adc89d1e0ea238cd8248012c6e0dac9502850c3be958d93d4620126a8673c18efbb392d9fab7bb29a9840dc04e622393452a8bdae05af95c4324c3febe2b4
- 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/1816-62-0x0000000074BF0000-0x0000000074C1E000-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 1688 wrote to memory of 1816 1688 rundll32.exe 26 PID 1688 wrote to memory of 1816 1688 rundll32.exe 26 PID 1688 wrote to memory of 1816 1688 rundll32.exe 26 PID 1688 wrote to memory of 1816 1688 rundll32.exe 26 PID 1688 wrote to memory of 1816 1688 rundll32.exe 26 PID 1688 wrote to memory of 1816 1688 rundll32.exe 26 PID 1688 wrote to memory of 1816 1688 rundll32.exe 26
Processes
-
C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\0272852f_by_Libranalysis.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:1688 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\0272852f_by_Libranalysis.dll,#12⤵
- Checks whether UAC is enabled
PID:1816
-