Analysis
- max time kernel
127s - max time network
126s - platform
windows7_x64 - resource
win7v20210410 - submitted
19/04/2021, 19:45
Static task
static1
Behavioral task
behavioral1
Sample
ec98631ed760be48451cd97ce49be8ec96668158b426aebacf3a98df93e7a2da.dll
Resource
win7v20210410
0 signatures
0 seconds
General
- Target ec98631ed760be48451cd97ce49be8ec96668158b426aebacf3a98df93e7a2da.dll
- Size 162KB
- Sample210419-d8sys29aje
- SHA256 ec98631ed760be48451cd97ce49be8ec96668158b426aebacf3a98df93e7a2da
- MD5 20671349604c83db04e8ed3125c0c1e8
- SHA1 073ff6f3d3ef4f571b1ae66ac913fc7bddc19337
- SHA512 0fdb8013fce7eaa8b8878c36315ba4a878a666cf5ec053230d7a2705df39278197b28d542e421eb9b21e3de3babb8056d31d18c82b03f4a7042e4d7ecc49b0b6
- 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/1188-61-0x0000000074610000-0x000000007463E000-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 1888 wrote to memory of 1188 1888 rundll32.exe 25 PID 1888 wrote to memory of 1188 1888 rundll32.exe 25 PID 1888 wrote to memory of 1188 1888 rundll32.exe 25 PID 1888 wrote to memory of 1188 1888 rundll32.exe 25 PID 1888 wrote to memory of 1188 1888 rundll32.exe 25 PID 1888 wrote to memory of 1188 1888 rundll32.exe 25 PID 1888 wrote to memory of 1188 1888 rundll32.exe 25
Processes
-
C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\ec98631ed760be48451cd97ce49be8ec96668158b426aebacf3a98df93e7a2da.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:1888 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\ec98631ed760be48451cd97ce49be8ec96668158b426aebacf3a98df93e7a2da.dll,#12⤵
- Checks whether UAC is enabled
PID:1188
-