Analysis
- max time kernel
23s - max time network
12s - platform
windows7_x64 - resource
win7v20210410 - submitted
16/04/2021, 09:27
Static task
static1
Behavioral task
behavioral1
Sample
e72ea0f72bef28c405a90bc7f72de80dee20bfe9adfb7a80123d4e1dd4bf2674.dll
Resource
win7v20210410
0 signatures
0 seconds
General
- Target e72ea0f72bef28c405a90bc7f72de80dee20bfe9adfb7a80123d4e1dd4bf2674.dll
- Size 162KB
- Sample210416-snxercfyfs
- SHA256 e72ea0f72bef28c405a90bc7f72de80dee20bfe9adfb7a80123d4e1dd4bf2674
- MD5 083ac37e97a13fc263a66a016132577c
- SHA1 26399413d39a2a18cf303f5ef306ad08e5942057
- SHA512 1acf99106ef81c17114cc2cd7a439895cb42da07e81b0e9b4827087086040ad0a58dbe1f907e2b3b1279f5af53e3443cd67d5181608a4f6dedda1755a6294290
- 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/1544-61-0x00000000754B0000-0x00000000754DE000-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 2000 wrote to memory of 1544 2000 rundll32.exe 26 PID 2000 wrote to memory of 1544 2000 rundll32.exe 26 PID 2000 wrote to memory of 1544 2000 rundll32.exe 26 PID 2000 wrote to memory of 1544 2000 rundll32.exe 26 PID 2000 wrote to memory of 1544 2000 rundll32.exe 26 PID 2000 wrote to memory of 1544 2000 rundll32.exe 26 PID 2000 wrote to memory of 1544 2000 rundll32.exe 26
Processes
-
C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\e72ea0f72bef28c405a90bc7f72de80dee20bfe9adfb7a80123d4e1dd4bf2674.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:2000 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\e72ea0f72bef28c405a90bc7f72de80dee20bfe9adfb7a80123d4e1dd4bf2674.dll,#12⤵
- Checks whether UAC is enabled
PID:1544
-