Analysis
-
max time kernel
26s -
max time network
112s -
platform
windows10_x64 -
resource
win10v20210408 -
submitted
29-06-2021 01:54
Static task
static1
General
-
Target
7a5a9870c47ecedf663f5c9ae432604c7443f0ff5cc4ea422c08e9c329964a2f.dll
-
Size
162KB
-
MD5
bd6036fd3bbf3cab6b95966c3fbacd26
-
SHA1
c01cee3ba04514b40068747a502d6217294dded0
-
SHA256
7a5a9870c47ecedf663f5c9ae432604c7443f0ff5cc4ea422c08e9c329964a2f
-
SHA512
2e9f3d07be0469806738d2648d2fe47217d5d3d6a66cead363884e97afb3b781aaea3bec3dc9df11715e856270b94348ab2b77f0cf86a68df6b124556757a7c4
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
-
Processes:
resource yara_rule behavioral1/memory/1628-116-0x0000000073560000-0x000000007358E000-memory.dmp dridex_ldr -
Processes:
rundll32.exedescription ioc process Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA rundll32.exe -
Suspicious use of WriteProcessMemory 3 IoCs
Processes:
rundll32.exedescription pid process target process PID 3716 wrote to memory of 1628 3716 rundll32.exe rundll32.exe PID 3716 wrote to memory of 1628 3716 rundll32.exe rundll32.exe PID 3716 wrote to memory of 1628 3716 rundll32.exe rundll32.exe
Processes
-
C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\7a5a9870c47ecedf663f5c9ae432604c7443f0ff5cc4ea422c08e9c329964a2f.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:3716 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\7a5a9870c47ecedf663f5c9ae432604c7443f0ff5cc4ea422c08e9c329964a2f.dll,#12⤵
- Checks whether UAC is enabled
PID:1628