dridex | 4542fd2fa56a68cc0d33e34a4aeb2603d4a94b4644c19c3846fdf61ebccd38e7

Analysis

max time kernel
122s
max time network
125s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
30/12/2024, 17:24

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

JaffaCakes118_4542fd2fa56a68cc0d33e34a4aeb2603d4a94b4644c19c3846fdf61ebccd38e7.dll
Size

184KB
MD5

5ea3343356d356f00af776cb05069472
SHA1

051116dab78f028d9443c944473449e046552a7d
SHA256

4542fd2fa56a68cc0d33e34a4aeb2603d4a94b4644c19c3846fdf61ebccd38e7
SHA512

6646adc5e86fc11fae06fbc7ec88c3a18f573541382772a5e8df058e1888d6e049bb5ad579a27853ff5464083d8931595076ed54d5541944c10065bdf0693ca3
SSDEEP

3072:B92qSmHOhnWpPI1ybmJIiC00PArIojHTYVBCn+rs3Ss3qLMTrrLA:B9NSMOEpQ1Q3ODAr+VL

Score

10^/10

dridex 22203 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22203

80.241.218.90:443

103.161.172.109:13786

87.98.128.76:5723

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 2 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

resource	yara_rule
behavioral1/memory/1812-1-0x0000000074CB0000-0x0000000074CDF000-memory.dmp	dridex_ldr
behavioral1/memory/1812-2-0x0000000074CB0000-0x0000000074CDF000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2460	1812	WerFault.exe	31

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 11 IoCs

description	pid	Process	procid_target
PID 1660 wrote to memory of 1812	1660	rundll32.exe	31
PID 1660 wrote to memory of 1812	1660	rundll32.exe	31
PID 1660 wrote to memory of 1812	1660	rundll32.exe	31
PID 1660 wrote to memory of 1812	1660	rundll32.exe	31
PID 1660 wrote to memory of 1812	1660	rundll32.exe	31
PID 1660 wrote to memory of 1812	1660	rundll32.exe	31
PID 1660 wrote to memory of 1812	1660	rundll32.exe	31
PID 1812 wrote to memory of 2460	1812	rundll32.exe	32
PID 1812 wrote to memory of 2460	1812	rundll32.exe	32
PID 1812 wrote to memory of 2460	1812	rundll32.exe	32
PID 1812 wrote to memory of 2460	1812	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_4542fd2fa56a68cc0d33e34a4aeb2603d4a94b4644c19c3846fdf61ebccd38e7.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1660
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_4542fd2fa56a68cc0d33e34a4aeb2603d4a94b4644c19c3846fdf61ebccd38e7.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1812
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1812 -s 220
    3⤵
    - Program crash
    PID:2460

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

Replay Monitor

Loading Replay Monitor...

Downloads

memory/1812-0-0x00000000000E0000-0x00000000000E6000-memory.dmp

Filesize
24KB

Download
memory/1812-1-0x0000000074CB0000-0x0000000074CDF000-memory.dmp

Filesize
188KB

Download
memory/1812-2-0x0000000074CB0000-0x0000000074CDF000-memory.dmp

Filesize
188KB

Download
memory/1812-3-0x00000000000E0000-0x00000000000E6000-memory.dmp

Filesize
24KB

Download