dridex | d1323a4231ed5029eb524f9f7cfaba94468590fd96974c7377c1070990102396

Analysis

max time kernel
141s
max time network
121s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
26-03-2024 21:20

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General

Target

e01f65305610111e65e4474e64f7a4f5.dll
Size

188KB
MD5

e01f65305610111e65e4474e64f7a4f5
SHA1

b4c65a1d4f38abd7dec7c8bc27cbb8450e66f5fc
SHA256

d1323a4231ed5029eb524f9f7cfaba94468590fd96974c7377c1070990102396
SHA512

e3987fcb9095e74e714fbd1b2a2b6c92b383d928a0f3171fa54c71640b65d1545764d60dae4d0ff5d08d0192f2bdcfa6bec83c482250641d989ddfe1613bc82b
SSDEEP

3072:RA8JmK7ATVfQeVqNFZa/9KzMXJ6jTFDlAwqWut5KZMzfeAAAoso:RzIqATVfQeV2FZalKq6jtGJWuTmd

Score

10^/10

dridex 22201 botnet loader

Malware Config

Extracted

Family

dridex

Botnet

22201

103.82.248.59:443

54.39.98.141:6602

103.109.247.8:10443

rc4.plain

Signatures

Dridex
Dridex(known as Bugat/Cridex) is a form of malware that specializes in stealing bank credentials.
botnet dridex

Dridex Loader 1 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

Processes:

resource	yara_rule
behavioral1/memory/2868-0-0x0000000075350000-0x0000000075380000-memory.dmp	dridex_ldr

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

2084 2868 WerFault.exe rundll32.exe

pid	pid_target	process	target process
2084	2868	WerFault.exe	rundll32.exe

Suspicious use of WriteProcessMemory 11 IoCs

Processes:

rundll32.exerundll32.exe

description	pid	process	target process
PID 2856 wrote to memory of 2868	2856	rundll32.exe	rundll32.exe
PID 2856 wrote to memory of 2868	2856	rundll32.exe	rundll32.exe
PID 2856 wrote to memory of 2868	2856	rundll32.exe	rundll32.exe
PID 2856 wrote to memory of 2868	2856	rundll32.exe	rundll32.exe
PID 2856 wrote to memory of 2868	2856	rundll32.exe	rundll32.exe
PID 2856 wrote to memory of 2868	2856	rundll32.exe	rundll32.exe
PID 2856 wrote to memory of 2868	2856	rundll32.exe	rundll32.exe
PID 2868 wrote to memory of 2084	2868	rundll32.exe	WerFault.exe
PID 2868 wrote to memory of 2084	2868	rundll32.exe	WerFault.exe
PID 2868 wrote to memory of 2084	2868	rundll32.exe	WerFault.exe
PID 2868 wrote to memory of 2084	2868	rundll32.exe	WerFault.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\e01f65305610111e65e4474e64f7a4f5.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2856

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\e01f65305610111e65e4474e64f7a4f5.dll,#1
2⤵
- Suspicious use of WriteProcessMemory
PID:2868

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2868 -s 308
3⤵
- Program crash
PID:2084

MITRE ATT&CK Matrix

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Downloads

memory/2868-0-0x0000000075350000-0x0000000075380000-memory.dmp

Filesize
192KB

Download
memory/2868-1-0x00000000001A0000-0x00000000001A6000-memory.dmp

Filesize
24KB

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