dridex | 350c3b887939d6d4f1aafc4b36e1864827103bce1d7a4750030b6a15607c64c3

Analysis

max time kernel
94s
max time network
140s
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, 18:08

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General

Target

JaffaCakes118_350c3b887939d6d4f1aafc4b36e1864827103bce1d7a4750030b6a15607c64c3.dll
Size

171KB
MD5

f3753f824bb7b33d0fca9eb941feb001
SHA1

d7c244e6106a46e8582baa07f5638f3e37940fa1
SHA256

350c3b887939d6d4f1aafc4b36e1864827103bce1d7a4750030b6a15607c64c3
SHA512

b4f59925c5178447a46fff794ffabc3800d135efeb0ff2768523b0cbda899a27dc595c3e1b453be4eb1b015eb9d87cc5f0dadf7d3da37e4dd14e29e1524c1c8c
SSDEEP

3072:Gi49mEb06hs9BPEmmvt7dNbTqub9Un7WpVJBR13LSoAH7Dk0ZT:GH9RVaPEmsdHdbQUbd2H3

Score

10^/10

dridex 22201 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22201

128.199.200.38:443

192.163.233.216:6601

43.229.206.244:4125

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
behavioral2/memory/3676-1-0x0000000074D90000-0x0000000074DC0000-memory.dmp	dridex_ldr
behavioral2/memory/3676-2-0x0000000074D90000-0x0000000074DC0000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
5000	3676	WerFault.exe	82

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 2428 wrote to memory of 3676	2428	rundll32.exe	82
PID 2428 wrote to memory of 3676	2428	rundll32.exe	82
PID 2428 wrote to memory of 3676	2428	rundll32.exe	82

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_350c3b887939d6d4f1aafc4b36e1864827103bce1d7a4750030b6a15607c64c3.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2428
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_350c3b887939d6d4f1aafc4b36e1864827103bce1d7a4750030b6a15607c64c3.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:3676
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3676 -s 672
    3⤵
    - Program crash
    PID:5000

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 3676 -ip 3676
1⤵
PID:5032

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/3676-0-0x00000000004D0000-0x00000000004D6000-memory.dmp

Filesize
24KB

Download
memory/3676-1-0x0000000074D90000-0x0000000074DC0000-memory.dmp

Filesize
192KB

Download
memory/3676-2-0x0000000074D90000-0x0000000074DC0000-memory.dmp

Filesize
192KB

Download
memory/3676-3-0x00000000004D0000-0x00000000004D6000-memory.dmp

Filesize
24KB

Download