Analysis
- max time kernel
141s - max time network
120s - platform
windows7_x64 - resource
win7-20231129-en - resource tags
arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system - submitted
14/03/2024, 14:06
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
c8cd684fc4c6eed4c92b812f7f7675f3.dll
Resource
win7-20231129-en
4 signatures
150 seconds
General
- Target c8cd684fc4c6eed4c92b812f7f7675f3.dll
- Size 188KB
- Sample240314-remvlsgb49
- SHA256 06f1663923bf4ae541a6a84b52e8dda9063fef88545a399d60eaa0fb3f9117c4
- MD5 c8cd684fc4c6eed4c92b812f7f7675f3
- SHA1 186997b40dd510b009c7ae2ac0ab109db5594d28
- SHA512 e2a9d4b553ae6c3e46af4bfc49701e195aa1fc9a57e1e8def925a032c53f1c08e00be8038bae68d9862fd84e53933268751c4a84e9b9008ae295c1bf937a093e
- SSDEEP 3072:5A8JmK7ATVfQeVqNFZa/9KzMXJ6jTFDlAwqWut5KZMzfeAAAovo:5zIqATVfQeV2FZalKq6jtGJWuTmd
- MD5 SHA1 SHA512 SSDEEP
Malware Config
Extracted
Family
-
dridex
Botnet
-
22201
C2
-
103.82.248.59:443
-
54.39.98.141:6602
-
103.109.247.8:10443
rc4.plain
rc4.plain
Signatures
-
resource yara_rule behavioral1/memory/1680-0-0x0000000074520000-0x0000000074550000-memory.dmp dridex_ldr behavioral1/memory/1680-3-0x0000000074520000-0x0000000074550000-memory.dmp dridex_ldr - Program crash 1 IoCs
pid pid_target Process procid_target 2864 1680 WerFault.exe 28 - Suspicious use of WriteProcessMemory 11 IoCs
description pid Process procid_target PID 2860 wrote to memory of 1680 2860 rundll32.exe 28 PID 2860 wrote to memory of 1680 2860 rundll32.exe 28 PID 2860 wrote to memory of 1680 2860 rundll32.exe 28 PID 2860 wrote to memory of 1680 2860 rundll32.exe 28 PID 2860 wrote to memory of 1680 2860 rundll32.exe 28 PID 2860 wrote to memory of 1680 2860 rundll32.exe 28 PID 2860 wrote to memory of 1680 2860 rundll32.exe 28 PID 1680 wrote to memory of 2864 1680 rundll32.exe 29 PID 1680 wrote to memory of 2864 1680 rundll32.exe 29 PID 1680 wrote to memory of 2864 1680 rundll32.exe 29 PID 1680 wrote to memory of 2864 1680 rundll32.exe 29
Processes
-
C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\c8cd684fc4c6eed4c92b812f7f7675f3.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:2860 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\c8cd684fc4c6eed4c92b812f7f7675f3.dll,#12⤵
- Suspicious use of WriteProcessMemory
PID:1680 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1680 -s 3003⤵
- Program crash
PID:2864
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