dridex | b1fab27a0cfe940d047289eb9ff67bc62b5e03369bda58edeb281f724e144d5a

Analysis

max time kernel
122s
max time network
127s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
24-12-2024 01:26

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General

Target

JaffaCakes118_b1fab27a0cfe940d047289eb9ff67bc62b5e03369bda58edeb281f724e144d5a.dll
Size

188KB
MD5

76fd77e4f40881ade05318d9d27f7825
SHA1

5f46687d6567b82ec2d4888ca2f2fed2c929fdea
SHA256

b1fab27a0cfe940d047289eb9ff67bc62b5e03369bda58edeb281f724e144d5a
SHA512

6a8cfb6b2db9b240f59f80f2b392b1c2ab89ddcd714fb9efd89564e18c0e62c3fbd3cf9908a7267206f94cea805a9a4804c50c4e9c09ebda054325ff4dc7d8d1
SSDEEP

3072:bA8JmK7ATVfQeVqNFZa/9KzMXJ6jTFDlAwqWut5KZMzfeAAAoDo:bzIqATVfQeV2FZalKq6jtGJWuTmd

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/2340-1-0x0000000074B90000-0x0000000074BC0000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2448	2340	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 2304 wrote to memory of 2340	2304	rundll32.exe	31
PID 2304 wrote to memory of 2340	2304	rundll32.exe	31
PID 2304 wrote to memory of 2340	2304	rundll32.exe	31
PID 2304 wrote to memory of 2340	2304	rundll32.exe	31
PID 2304 wrote to memory of 2340	2304	rundll32.exe	31
PID 2304 wrote to memory of 2340	2304	rundll32.exe	31
PID 2304 wrote to memory of 2340	2304	rundll32.exe	31
PID 2340 wrote to memory of 2448	2340	rundll32.exe	32
PID 2340 wrote to memory of 2448	2340	rundll32.exe	32
PID 2340 wrote to memory of 2448	2340	rundll32.exe	32
PID 2340 wrote to memory of 2448	2340	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_b1fab27a0cfe940d047289eb9ff67bc62b5e03369bda58edeb281f724e144d5a.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2304
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_b1fab27a0cfe940d047289eb9ff67bc62b5e03369bda58edeb281f724e144d5a.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2340
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2340 -s 308
    3⤵
    - Program crash
    PID:2448

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/2340-0-0x0000000000130000-0x0000000000136000-memory.dmp

Filesize
24KB

Download
memory/2340-1-0x0000000074B90000-0x0000000074BC0000-memory.dmp

Filesize
192KB

Download
memory/2340-3-0x0000000000130000-0x0000000000136000-memory.dmp

Filesize
24KB

Download