Analysis
- max time kernel
121s - max time network
153s - platform
windows7_x64 - resource
win7v20210408 - submitted
24/05/2021, 18:03
Static task
static1
Behavioral task
behavioral1
Sample
c90ed668_by_Libranalysis.dll
Resource
win7v20210408
0 signatures
0 seconds
General
- Target c90ed668_by_Libranalysis.dll
- Size 162KB
- Sample210524-5vb4mskhla
- SHA256 0722ce2bd789bdc8f0b03f59443da0019e6a5e65a6bebc49cae8432f96cc22a5
- MD5 c90ed6680cc81a2aa57b96a5c333c8ac
- SHA1 73206500598ada72abda91dec76d1b1c13022e6c
- SHA512 5b932d1698b4fa80e9788158621c8beb4a6e67ecd66aa5227770e78e719c01eea2001b7c19a952ad6c6b5ccf1698825b9cd831a460508a88eb8d4d7030818f12
- 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/2020-61-0x0000000074E80000-0x0000000074EAE000-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 1796 wrote to memory of 2020 1796 rundll32.exe 26 PID 1796 wrote to memory of 2020 1796 rundll32.exe 26 PID 1796 wrote to memory of 2020 1796 rundll32.exe 26 PID 1796 wrote to memory of 2020 1796 rundll32.exe 26 PID 1796 wrote to memory of 2020 1796 rundll32.exe 26 PID 1796 wrote to memory of 2020 1796 rundll32.exe 26 PID 1796 wrote to memory of 2020 1796 rundll32.exe 26
Processes
-
C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\c90ed668_by_Libranalysis.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:1796 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\c90ed668_by_Libranalysis.dll,#12⤵
- Checks whether UAC is enabled
PID:2020
-