dridex | 543b6dae0cce8459ce13471134b32f696c8f99f1a8bf9d40cee26b8315a52ffb

Analysis

max time kernel
120s
max time network
121s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
24-12-2024 01:21

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General

Target

JaffaCakes118_543b6dae0cce8459ce13471134b32f696c8f99f1a8bf9d40cee26b8315a52ffb.dll
Size

188KB
MD5

8180522ae42da71f83a4b269a8dba144
SHA1

5564b348ac47c7b4af6d6f534554c86e735affaa
SHA256

543b6dae0cce8459ce13471134b32f696c8f99f1a8bf9d40cee26b8315a52ffb
SHA512

8e2f0d0c5c5957e003925c7bb16955711cce07e1b0158481633d36d376687161990af88d8e56c6b869e66ab1549f49d6bfdf0acafa5badaef0b2cbc0091caab9
SSDEEP

3072:nA8JmK7ATVfQeVqNFZa/9KzMXJ6jTFDlAwqWut5KZMzfeAAAoEo:nzIqATVfQeV2FZalKq6jtGJWuTmd

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
behavioral1/memory/1948-1-0x0000000074BA0000-0x0000000074BD0000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2808	1948	WerFault.exe	30

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 2640 wrote to memory of 1948	2640	rundll32.exe	30
PID 2640 wrote to memory of 1948	2640	rundll32.exe	30
PID 2640 wrote to memory of 1948	2640	rundll32.exe	30
PID 2640 wrote to memory of 1948	2640	rundll32.exe	30
PID 2640 wrote to memory of 1948	2640	rundll32.exe	30
PID 2640 wrote to memory of 1948	2640	rundll32.exe	30
PID 2640 wrote to memory of 1948	2640	rundll32.exe	30
PID 1948 wrote to memory of 2808	1948	rundll32.exe	31
PID 1948 wrote to memory of 2808	1948	rundll32.exe	31
PID 1948 wrote to memory of 2808	1948	rundll32.exe	31
PID 1948 wrote to memory of 2808	1948	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_543b6dae0cce8459ce13471134b32f696c8f99f1a8bf9d40cee26b8315a52ffb.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2640
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_543b6dae0cce8459ce13471134b32f696c8f99f1a8bf9d40cee26b8315a52ffb.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1948
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1948 -s 300
    3⤵
    - Program crash
    PID:2808

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

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Downloads

memory/1948-0-0x00000000001A0000-0x00000000001A6000-memory.dmp

Filesize
24KB

Download
memory/1948-1-0x0000000074BA0000-0x0000000074BD0000-memory.dmp

Filesize
192KB

Download
memory/1948-3-0x00000000001A0000-0x00000000001A6000-memory.dmp

Filesize
24KB

Download