Analysis
-
max time kernel
18s -
max time network
119s -
platform
windows10_x64 -
resource
win10v20210410 -
submitted
22-06-2021 05:09
Static task
static1
General
-
Target
5904fc81263a103aeb57c300d7809684a748e0ecc41b05266b0709d6b99156c9.dll
-
Size
162KB
-
MD5
53558469838f69ada5da9bb7b8a93ead
-
SHA1
d08115a45648d25d9a79cf56ac48e7dd9747b1d8
-
SHA256
5904fc81263a103aeb57c300d7809684a748e0ecc41b05266b0709d6b99156c9
-
SHA512
424de9078695734bb2858989b9cfea43c2fc44d405c2e18b7ea06f5c410bcfaf06f484872fcfb2d1472c651464b89b4619407be6abbae877789fd485b81a3929
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/656-115-0x0000000073A90000-0x0000000073ABE000-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 3 IoCs
description pid Process procid_target PID 512 wrote to memory of 656 512 rundll32.exe 72 PID 512 wrote to memory of 656 512 rundll32.exe 72 PID 512 wrote to memory of 656 512 rundll32.exe 72
Processes
-
C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\5904fc81263a103aeb57c300d7809684a748e0ecc41b05266b0709d6b99156c9.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:512 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\5904fc81263a103aeb57c300d7809684a748e0ecc41b05266b0709d6b99156c9.dll,#12⤵
- Checks whether UAC is enabled
PID:656
-