dridex | a0f6b8e86581e521dd49d8461b094fbbdc978833c4a1bca6bd47fda7fc31e08f

Analysis

max time kernel
42s
max time network
46s
platform
windows7_x64
resource
win7-20220414-en
submitted
28-06-2022 14:54

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General

Target

Dridex_a7efe0ee7f8d77a65b1fff3ba0cee76acb43223365dc348fa43ceecf93bcf7f0.dll
Size

532KB
MD5

5c9f3e803604beb0fd134699e214db4c
SHA1

3e775ec10dce6ce1bfc8c7aa299eef7e762c5fcc
SHA256

a7efe0ee7f8d77a65b1fff3ba0cee76acb43223365dc348fa43ceecf93bcf7f0
SHA512

b9a1d3d646c998e8406698c3e4a25827de905f65cdd940cfaa396aa9d16ef9773fc0f6af29b68b697d7eee54004fdac431a09706877bd97f0a5c409d735f2a13

Score

10^/10

dridex 22201 botnet loader

Malware Config

Extracted

Family

dridex

Botnet

22201

144.91.122.102:443

85.10.248.28:593

185.4.135.27:5228

80.211.3.13:8116

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/1360-56-0x0000000075440000-0x00000000754C7000-memory.dmp	dridex_ldr

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

1220 1360 WerFault.exe rundll32.exe

pid	pid_target	process	target process
1220	1360	WerFault.exe	rundll32.exe

Suspicious use of WriteProcessMemory 11 IoCs

Processes:

rundll32.exerundll32.exe

description	pid	process	target process
PID 1836 wrote to memory of 1360	1836	rundll32.exe	rundll32.exe
PID 1836 wrote to memory of 1360	1836	rundll32.exe	rundll32.exe
PID 1836 wrote to memory of 1360	1836	rundll32.exe	rundll32.exe
PID 1836 wrote to memory of 1360	1836	rundll32.exe	rundll32.exe
PID 1836 wrote to memory of 1360	1836	rundll32.exe	rundll32.exe
PID 1836 wrote to memory of 1360	1836	rundll32.exe	rundll32.exe
PID 1836 wrote to memory of 1360	1836	rundll32.exe	rundll32.exe
PID 1360 wrote to memory of 1220	1360	rundll32.exe	WerFault.exe
PID 1360 wrote to memory of 1220	1360	rundll32.exe	WerFault.exe
PID 1360 wrote to memory of 1220	1360	rundll32.exe	WerFault.exe
PID 1360 wrote to memory of 1220	1360	rundll32.exe	WerFault.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\Dridex_a7efe0ee7f8d77a65b1fff3ba0cee76acb43223365dc348fa43ceecf93bcf7f0.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1836

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\Dridex_a7efe0ee7f8d77a65b1fff3ba0cee76acb43223365dc348fa43ceecf93bcf7f0.dll,#1
2⤵
- Suspicious use of WriteProcessMemory
PID:1360

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1360 -s 224
3⤵
- Program crash
PID:1220

MITRE ATT&CK Matrix

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Downloads

memory/1220-58-0x0000000000000000-mapping.dmp

Download
memory/1360-54-0x0000000000000000-mapping.dmp

Download
memory/1360-55-0x0000000076011000-0x0000000076013000-memory.dmp

Filesize
8KB

Download
memory/1360-56-0x0000000075440000-0x00000000754C7000-memory.dmp

Filesize
540KB

Download
memory/1360-59-0x0000000000120000-0x0000000000126000-memory.dmp

Filesize
24KB

Download