Analysis
- max time kernel
25s - max time network
9s - platform
windows7_x64 - resource
win7v20210408 - submitted
19/04/2021, 06:08
Static task
static1
Behavioral task
behavioral1
Sample
68578b3a1ceb5ed08e6d963b65c0528bf86199273073fe7dbf4dffb66dfcdbb8.dll
Resource
win7v20210408
0 signatures
0 seconds
General
- Target 68578b3a1ceb5ed08e6d963b65c0528bf86199273073fe7dbf4dffb66dfcdbb8.dll
- Size 162KB
- Sample210419-dtysd4caqs
- SHA256 68578b3a1ceb5ed08e6d963b65c0528bf86199273073fe7dbf4dffb66dfcdbb8
- MD5 ceac35816ccce093d390959f4f3a72ab
- SHA1 30e937a308050e2de9c917eb92be3f75de44be29
- SHA512 2650ea0d629ab3dc25bd5a9eb94b15874bba9e64376fe6a3eba1e3daa55fdbe4b8459669b08b05594512ae7edd6c37d58ed807b273a3d39be8a56ba36e296498
- 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/1928-61-0x0000000074890000-0x00000000748BE000-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 756 wrote to memory of 1928 756 rundll32.exe 26 PID 756 wrote to memory of 1928 756 rundll32.exe 26 PID 756 wrote to memory of 1928 756 rundll32.exe 26 PID 756 wrote to memory of 1928 756 rundll32.exe 26 PID 756 wrote to memory of 1928 756 rundll32.exe 26 PID 756 wrote to memory of 1928 756 rundll32.exe 26 PID 756 wrote to memory of 1928 756 rundll32.exe 26
Processes
-
C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\68578b3a1ceb5ed08e6d963b65c0528bf86199273073fe7dbf4dffb66dfcdbb8.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:756 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\68578b3a1ceb5ed08e6d963b65c0528bf86199273073fe7dbf4dffb66dfcdbb8.dll,#12⤵
- Checks whether UAC is enabled
PID:1928
-