Analysis
- max time kernel
26s - max time network
12s - platform
windows7_x64 - resource
win7v20210410 - submitted
10/05/2021, 23:01
Static task
static1
Behavioral task
behavioral1
Sample
8b9dcee2_by_Libranalysis.dll
Resource
win7v20210410
0 signatures
0 seconds
General
- Target 8b9dcee2_by_Libranalysis.dll
- Size 162KB
- Sample210510-69ybxtd8be
- SHA256 b20ea7a058f06aa77096798dd8d23ec31fe6ffca617015a198b27c3f48101ee1
- MD5 8b9dcee28e10ca7afc481c18354b7d31
- SHA1 d03f2bcd3dc7faff21ce4a3ecc5edfad74cc1870
- SHA512 bc551a87d2c724521a68b9b36509bbc8214fd499e9ccf5d4211e00f01232820feb7826f06076245747a836383daeab6d6c642c6a8e65f9c3e6e9a7ebd598167a
- 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/1196-62-0x0000000074E30000-0x0000000074E5E000-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 1084 wrote to memory of 1196 1084 rundll32.exe 25 PID 1084 wrote to memory of 1196 1084 rundll32.exe 25 PID 1084 wrote to memory of 1196 1084 rundll32.exe 25 PID 1084 wrote to memory of 1196 1084 rundll32.exe 25 PID 1084 wrote to memory of 1196 1084 rundll32.exe 25 PID 1084 wrote to memory of 1196 1084 rundll32.exe 25 PID 1084 wrote to memory of 1196 1084 rundll32.exe 25
Processes
-
C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\8b9dcee2_by_Libranalysis.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:1084 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\8b9dcee2_by_Libranalysis.dll,#12⤵
- Checks whether UAC is enabled
PID:1196
-