dridex | 66de0e550556441d82d40bb4a45ba88ebf0db4564b3af00d198aa58e4ce042dc

Analysis

max time kernel
44s
max time network
49s
platform
windows7_x64
resource
win7-20220414-en
submitted
28-06-2022 14:54

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General

Target

Dridex_b06b7b05e576d19367c383aabd9c8fed8cd5e7955e2f1493d326b9b5306c7439.dll
Size

532KB
MD5

43d4b9318439f6926dfbcf46a5291621
SHA1

06581c15c15cf8345bef1cea5b32fbc7d7d71e03
SHA256

b06b7b05e576d19367c383aabd9c8fed8cd5e7955e2f1493d326b9b5306c7439
SHA512

1cd1903a05030e394056ec5c23f4d08d8959ef349ffeaccbc61feb620724e4555c7e5fae7b40bedcae308681af79b9cb60f4b5d181d4e24d5ec2f547349cbe04

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/1756-56-0x0000000074E60000-0x0000000074EE7000-memory.dmp	dridex_ldr

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

1456 1756 WerFault.exe rundll32.exe

pid	pid_target	process	target process
1456	1756	WerFault.exe	rundll32.exe

Suspicious use of WriteProcessMemory 11 IoCs

Processes:

rundll32.exerundll32.exe

description	pid	process	target process
PID 1948 wrote to memory of 1756	1948	rundll32.exe	rundll32.exe
PID 1948 wrote to memory of 1756	1948	rundll32.exe	rundll32.exe
PID 1948 wrote to memory of 1756	1948	rundll32.exe	rundll32.exe
PID 1948 wrote to memory of 1756	1948	rundll32.exe	rundll32.exe
PID 1948 wrote to memory of 1756	1948	rundll32.exe	rundll32.exe
PID 1948 wrote to memory of 1756	1948	rundll32.exe	rundll32.exe
PID 1948 wrote to memory of 1756	1948	rundll32.exe	rundll32.exe
PID 1756 wrote to memory of 1456	1756	rundll32.exe	WerFault.exe
PID 1756 wrote to memory of 1456	1756	rundll32.exe	WerFault.exe
PID 1756 wrote to memory of 1456	1756	rundll32.exe	WerFault.exe
PID 1756 wrote to memory of 1456	1756	rundll32.exe	WerFault.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\Dridex_b06b7b05e576d19367c383aabd9c8fed8cd5e7955e2f1493d326b9b5306c7439.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1948

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\Dridex_b06b7b05e576d19367c383aabd9c8fed8cd5e7955e2f1493d326b9b5306c7439.dll,#1
2⤵
- Suspicious use of WriteProcessMemory
PID:1756

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1756 -s 224
3⤵
- Program crash
PID:1456

MITRE ATT&CK Matrix

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Downloads

memory/1456-58-0x0000000000000000-mapping.dmp

Download
memory/1756-54-0x0000000000000000-mapping.dmp

Download
memory/1756-55-0x0000000076571000-0x0000000076573000-memory.dmp

Filesize
8KB

Download
memory/1756-56-0x0000000074E60000-0x0000000074EE7000-memory.dmp

Filesize
540KB

Download
memory/1756-59-0x0000000000120000-0x0000000000126000-memory.dmp

Filesize
24KB

Download