Analysis
- max time kernel
23s - max time network
111s - platform
windows10_x64 - resource
win10v20210410 - submitted
04/05/2021, 04:02
Static task
static1
Behavioral task
behavioral1
Sample
9cd550b4_by_Libranalysis.dll
Resource
win7v20210408
0 signatures
0 seconds
General
- Target 9cd550b4_by_Libranalysis.dll
- Size 158KB
- Sample210504-ffhp95ts1e
- SHA256 e3b8580c331a1da937a229f7eab7d2e94a0654bd429b934b62578cfa64c793e8
- MD5 9cd550b440d8180836942fc5cc0f1211
- SHA1 65d786e262ef414596a80d4ff54a74e232a0ca59
- SHA512 8a979a195ab18eb327a3fe17d299a46674d486f36f0d244acadd840b974c20edf4be1afaa41f631c8ee0f3adad675e36dfca212a450c0db9c1660d53a01f342d
- 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 behavioral2/memory/1728-115-0x00000000736D0000-0x00000000736FD000-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 3 IoCs
description pid Process procid_target PID 1892 wrote to memory of 1728 1892 rundll32.exe 42 PID 1892 wrote to memory of 1728 1892 rundll32.exe 42 PID 1892 wrote to memory of 1728 1892 rundll32.exe 42
Processes
-
C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\9cd550b4_by_Libranalysis.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:1892 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\9cd550b4_by_Libranalysis.dll,#12⤵
- Checks whether UAC is enabled
PID:1728
-