Analysis
- max time kernel
25s - max time network
10s - platform
windows7_x64 - resource
win7v20210408 - submitted
19/04/2021, 14:39
Static task
static1
Behavioral task
behavioral1
Sample
8a5c119ab102bba88a216c86c46161301204af4b807baaaad91ec3fa81bf92e6.dll
Resource
win7v20210408
0 signatures
0 seconds
General
- Target 8a5c119ab102bba88a216c86c46161301204af4b807baaaad91ec3fa81bf92e6.dll
- Size 158KB
- Sample210419-2pd4ecnxc6
- SHA256 8a5c119ab102bba88a216c86c46161301204af4b807baaaad91ec3fa81bf92e6
- MD5 cecee3a28a7ef26c41f8a16a53807fdc
- SHA1 a7872c184dfe9e24f91b123473954b6ec4a42b1c
- SHA512 0caf18572222e5111922e7cc590d000eed935164ec4b1e81e662acc7253e3978efe5d2b023791152875415d4d40202f9361262877c21eb55113d3742de8cda4a
- 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 behavioral1/memory/2028-62-0x0000000074680000-0x00000000746AD000-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 1652 wrote to memory of 2028 1652 rundll32.exe 25 PID 1652 wrote to memory of 2028 1652 rundll32.exe 25 PID 1652 wrote to memory of 2028 1652 rundll32.exe 25 PID 1652 wrote to memory of 2028 1652 rundll32.exe 25 PID 1652 wrote to memory of 2028 1652 rundll32.exe 25 PID 1652 wrote to memory of 2028 1652 rundll32.exe 25 PID 1652 wrote to memory of 2028 1652 rundll32.exe 25
Processes
-
C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\8a5c119ab102bba88a216c86c46161301204af4b807baaaad91ec3fa81bf92e6.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:1652 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\8a5c119ab102bba88a216c86c46161301204af4b807baaaad91ec3fa81bf92e6.dll,#12⤵
- Checks whether UAC is enabled
PID:2028
-