Analysis
- max time kernel
136s - max time network
137s - platform
windows7_x64 - resource
win7v20210408 - submitted
29/04/2021, 10:44
Static task
static1
Behavioral task
behavioral1
Sample
3e995119_by_Libranalysis.dll
Resource
win7v20210408
0 signatures
0 seconds
General
- Target 3e995119_by_Libranalysis.dll
- Size 162KB
- Sample210429-bc4fa3578e
- SHA256 2fd1a14d981d982d19bf5a57f1fc295abe55aed24d9ff7b63b973174e5856bf5
- MD5 3e995119c6f030e0389a6a72fdf5368b
- SHA1 497cbd397276750fd6f7dcc8df58236b902447fb
- SHA512 c7da2fda002d50f05407f8162b2638a4e0cb9750b142083a4073ffd18a4639104d713149bbdb2750462eca8250071c7aae87c287e7d393ed1c8ef9f932e91b65
- 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/1104-62-0x0000000074DC0000-0x0000000074DEE000-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 1920 wrote to memory of 1104 1920 rundll32.exe 25 PID 1920 wrote to memory of 1104 1920 rundll32.exe 25 PID 1920 wrote to memory of 1104 1920 rundll32.exe 25 PID 1920 wrote to memory of 1104 1920 rundll32.exe 25 PID 1920 wrote to memory of 1104 1920 rundll32.exe 25 PID 1920 wrote to memory of 1104 1920 rundll32.exe 25 PID 1920 wrote to memory of 1104 1920 rundll32.exe 25
Processes
-
C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\3e995119_by_Libranalysis.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:1920 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\3e995119_by_Libranalysis.dll,#12⤵
- Checks whether UAC is enabled
PID:1104
-