Analysis
-
max time kernel
18s -
max time network
115s -
platform
windows10_x64 -
resource
win10v20210410 -
submitted
22-06-2021 04:31
Static task
static1
General
-
Target
3b3f54946ea7c41d1fae7683d6a5f10d5a6d6f4048c15f961aaabb0fb4b3c9ff.dll
-
Size
162KB
-
MD5
f0b6a53eacda70c2427e54f39fb830fb
-
SHA1
3bcfe18fcab3e581b42c36ea6cec4f51b1f211e0
-
SHA256
3b3f54946ea7c41d1fae7683d6a5f10d5a6d6f4048c15f961aaabb0fb4b3c9ff
-
SHA512
7308b55df40b90384349e0640b725ea482cb67fb0059a545a9d0fe31b62f639f171aa37e3d15532b0392b81c16cfc1dc48777025a6faae0855f9e69cc428ab6d
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/3964-115-0x0000000073860000-0x000000007388E000-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 2204 wrote to memory of 3964 2204 rundll32.exe 70 PID 2204 wrote to memory of 3964 2204 rundll32.exe 70 PID 2204 wrote to memory of 3964 2204 rundll32.exe 70
Processes
-
C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\3b3f54946ea7c41d1fae7683d6a5f10d5a6d6f4048c15f961aaabb0fb4b3c9ff.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:2204 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\3b3f54946ea7c41d1fae7683d6a5f10d5a6d6f4048c15f961aaabb0fb4b3c9ff.dll,#12⤵
- Checks whether UAC is enabled
PID:3964
-