dridex | 45635f90f47699fe2818334a16024bb5ad273241dc825c99d3e45096ca8d02bd

Analysis

max time kernel
94s
max time network
141s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
23-12-2024 23:30

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General

Target

JaffaCakes118_45635f90f47699fe2818334a16024bb5ad273241dc825c99d3e45096ca8d02bd.dll
Size

188KB
MD5

413c5d7c13db84838df1bd230a22da6b
SHA1

4e8284afb94c1a0c0875459edfbfd798d42fc78b
SHA256

45635f90f47699fe2818334a16024bb5ad273241dc825c99d3e45096ca8d02bd
SHA512

991e58a308671fbe3e6ab2c5f73315d5d362b47bbdb7d7ad7c2b9557c2536213850e6f4ad4642d575201776721f53a3ef1cb591ca890a7027c2810d1b4f9effb
SSDEEP

3072:RA8JmK7ATVfQeVqNFZa/9KzMXJ6jTFDlAwqWut5KZMzfeAAAomo:RzIqATVfQeV2FZalKq6jtGJWuTmd

Score

10^/10

dridex 22201 botnet discovery 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 family
dridex

Dridex Loader 1 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

resource	yara_rule
behavioral2/memory/4840-0-0x0000000075810000-0x0000000075840000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3540	4840	WerFault.exe	81

System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 1728 wrote to memory of 4840	1728	rundll32.exe	81
PID 1728 wrote to memory of 4840	1728	rundll32.exe	81
PID 1728 wrote to memory of 4840	1728	rundll32.exe	81

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_45635f90f47699fe2818334a16024bb5ad273241dc825c99d3e45096ca8d02bd.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1728
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_45635f90f47699fe2818334a16024bb5ad273241dc825c99d3e45096ca8d02bd.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:4840
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4840 -s 692
    3⤵
    - Program crash
    PID:3540

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 432 -p 4840 -ip 4840
1⤵
PID:984

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/4840-0-0x0000000075810000-0x0000000075840000-memory.dmp

Filesize
192KB

Download
memory/4840-2-0x0000000000D20000-0x0000000000D26000-memory.dmp

Filesize
24KB

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