dridex | 82d6d4021710531c62df4397a7c881de81bd14bc8c6d04a39cf92116d560c666

Analysis

max time kernel
140s
max time network
118s
platform
windows7_x64
resource
win7-20231129-en
resource tags

arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
submitted
19-04-2024 03:29

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General

Target

f966c4a2fb02662efeac88eb8d3ca3d9_JaffaCakes118.dll
Size

188KB
MD5

f966c4a2fb02662efeac88eb8d3ca3d9
SHA1

4983ae973ecb6a0db4edabad2d001f313f3d28d8
SHA256

82d6d4021710531c62df4397a7c881de81bd14bc8c6d04a39cf92116d560c666
SHA512

62a5584b5882c4ff2c372111cd4f35c42e2e1f403778dfaab5c4299e63b6bf53f1268f75386dbe3ef32899665e16b410ef9ef19662dddc9c180d1871b793b0d3
SSDEEP

3072:UA8JmK7ATVfQeVqNFZa/9KzMXJ6jTFDlAwqWut5KZMzfeAAAoSo:UzIqATVfQeV2FZalKq6jtGJWuTmd

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 2 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

Processes:

resource	yara_rule
behavioral1/memory/1676-0-0x00000000745C0000-0x00000000745F0000-memory.dmp	dridex_ldr
behavioral1/memory/1676-2-0x00000000745C0000-0x00000000745F0000-memory.dmp	dridex_ldr

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

1840 1676 WerFault.exe rundll32.exe

pid	pid_target	process	target process
1840	1676	WerFault.exe	rundll32.exe

Suspicious use of WriteProcessMemory 11 IoCs

Processes:

rundll32.exerundll32.exe

description	pid	process	target process
PID 2264 wrote to memory of 1676	2264	rundll32.exe	rundll32.exe
PID 2264 wrote to memory of 1676	2264	rundll32.exe	rundll32.exe
PID 2264 wrote to memory of 1676	2264	rundll32.exe	rundll32.exe
PID 2264 wrote to memory of 1676	2264	rundll32.exe	rundll32.exe
PID 2264 wrote to memory of 1676	2264	rundll32.exe	rundll32.exe
PID 2264 wrote to memory of 1676	2264	rundll32.exe	rundll32.exe
PID 2264 wrote to memory of 1676	2264	rundll32.exe	rundll32.exe
PID 1676 wrote to memory of 1840	1676	rundll32.exe	WerFault.exe
PID 1676 wrote to memory of 1840	1676	rundll32.exe	WerFault.exe
PID 1676 wrote to memory of 1840	1676	rundll32.exe	WerFault.exe
PID 1676 wrote to memory of 1840	1676	rundll32.exe	WerFault.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\f966c4a2fb02662efeac88eb8d3ca3d9_JaffaCakes118.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2264

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\f966c4a2fb02662efeac88eb8d3ca3d9_JaffaCakes118.dll,#1
2⤵
- Suspicious use of WriteProcessMemory
PID:1676

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1676 -s 300
3⤵
- Program crash
PID:1840

MITRE ATT&CK Matrix

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Downloads

memory/1676-0-0x00000000745C0000-0x00000000745F0000-memory.dmp

Filesize
192KB

Download
memory/1676-1-0x00000000002A0000-0x00000000002A6000-memory.dmp

Filesize
24KB

Download
memory/1676-2-0x00000000745C0000-0x00000000745F0000-memory.dmp

Filesize
192KB

Download