dridex | 1c1edcf3a0b52c7736c976e5636a3b6b5368b46974f07701a5442c35e8e21e5b

Analysis

max time kernel
140s
max time network
122s
platform
windows7_x64
resource
win7-20240215-en
resource tags

arch:x64arch:x86image:win7-20240215-enlocale:en-usos:windows7-x64system
submitted
26-03-2024 14:23

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General

Target

df60aaf48e69c12d241ad1b4acc8e097.dll
Size

188KB
MD5

df60aaf48e69c12d241ad1b4acc8e097
SHA1

25b25c71b2c875706a4df3b613a524046a703673
SHA256

1c1edcf3a0b52c7736c976e5636a3b6b5368b46974f07701a5442c35e8e21e5b
SHA512

90ab6dd98eaeb8a699207609a3c7949f06c9bd50860e1b73f8b05677afa7756fcf289517f7b24f1b2434dfd55741c6be947e8f69efc3231e14c055a8f759d797
SSDEEP

3072:iA8JmK7ATVfQeVqNFZa/9KzMXJ6jTFDlAwqWut5KZMzfeAAAoKo:izIqATVfQeV2FZalKq6jtGJWuTmd

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/1736-0-0x0000000074700000-0x0000000074730000-memory.dmp	dridex_ldr

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

1700 1736 WerFault.exe rundll32.exe

pid	pid_target	process	target process
1700	1736	WerFault.exe	rundll32.exe

Suspicious use of WriteProcessMemory 11 IoCs

Processes:

rundll32.exerundll32.exe

description	pid	process	target process
PID 2040 wrote to memory of 1736	2040	rundll32.exe	rundll32.exe
PID 2040 wrote to memory of 1736	2040	rundll32.exe	rundll32.exe
PID 2040 wrote to memory of 1736	2040	rundll32.exe	rundll32.exe
PID 2040 wrote to memory of 1736	2040	rundll32.exe	rundll32.exe
PID 2040 wrote to memory of 1736	2040	rundll32.exe	rundll32.exe
PID 2040 wrote to memory of 1736	2040	rundll32.exe	rundll32.exe
PID 2040 wrote to memory of 1736	2040	rundll32.exe	rundll32.exe
PID 1736 wrote to memory of 1700	1736	rundll32.exe	WerFault.exe
PID 1736 wrote to memory of 1700	1736	rundll32.exe	WerFault.exe
PID 1736 wrote to memory of 1700	1736	rundll32.exe	WerFault.exe
PID 1736 wrote to memory of 1700	1736	rundll32.exe	WerFault.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\df60aaf48e69c12d241ad1b4acc8e097.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2040

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\df60aaf48e69c12d241ad1b4acc8e097.dll,#1
2⤵
- Suspicious use of WriteProcessMemory
PID:1736

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1736 -s 300
3⤵
- Program crash
PID:1700

MITRE ATT&CK Matrix

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Downloads

memory/1736-0-0x0000000074700000-0x0000000074730000-memory.dmp

Filesize
192KB

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memory/1736-1-0x0000000000150000-0x0000000000156000-memory.dmp

Filesize
24KB

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