Analysis
- max time kernel
135s - max time network
137s - platform
windows7_x64 - resource
win7v20210408 - submitted
20/04/2021, 12:14
Static task
static1
Behavioral task
behavioral1
Sample
6af89a68b4440255263f8507b498f044fc5f4f4101b4dc9591417e5f031ac6d5.dll
Resource
win7v20210408
0 signatures
0 seconds
General
- Target 6af89a68b4440255263f8507b498f044fc5f4f4101b4dc9591417e5f031ac6d5.dll
- Size 162KB
- Sample210420-e822ydvh4n
- SHA256 6af89a68b4440255263f8507b498f044fc5f4f4101b4dc9591417e5f031ac6d5
- MD5 56ed3e927f9dc014a9e813b790f7d3e0
- SHA1 a7ae632e0a755bbdee933a3e7aa08f2e77da0448
- SHA512 964522ccf9749f038b33e87fa32dc55ad41b7b88fbb5413ce82f3a3325254cebace8c1656f24f06f7f2b0301a89ec54315f9109f7f9591d72544737ac7406186
- 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/1628-62-0x00000000746B0000-0x00000000746DE000-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 756 wrote to memory of 1628 756 rundll32.exe 25 PID 756 wrote to memory of 1628 756 rundll32.exe 25 PID 756 wrote to memory of 1628 756 rundll32.exe 25 PID 756 wrote to memory of 1628 756 rundll32.exe 25 PID 756 wrote to memory of 1628 756 rundll32.exe 25 PID 756 wrote to memory of 1628 756 rundll32.exe 25 PID 756 wrote to memory of 1628 756 rundll32.exe 25
Processes
-
C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\6af89a68b4440255263f8507b498f044fc5f4f4101b4dc9591417e5f031ac6d5.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:756 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\6af89a68b4440255263f8507b498f044fc5f4f4101b4dc9591417e5f031ac6d5.dll,#12⤵
- Checks whether UAC is enabled
PID:1628
-