dridex | 8fd9a631307200569abeae2c5bb6d5a0013020c1f504d476cf9389c1e6c06d47

Analysis

max time kernel
122s
max time network
126s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
24-12-2024 01:40

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General

Target

JaffaCakes118_8fd9a631307200569abeae2c5bb6d5a0013020c1f504d476cf9389c1e6c06d47.dll
Size

188KB
MD5

4765e547394712aa4f57789d9f993bd9
SHA1

8a55f0d58df185cb98c1b1ad8d7be392a6ea9c7e
SHA256

8fd9a631307200569abeae2c5bb6d5a0013020c1f504d476cf9389c1e6c06d47
SHA512

256d397939a46be20e2721f73c3877212476967e2b6c8ba9eb5da293fd0b9a0b89e0342edcd2b6d22e5d4f6a8d4a223e2b59c97bcb60db6d9015e40ec2ec10cf
SSDEEP

3072:5A8JmK7ATVfQeVqNFZa/9KzMXJ6jTFDlAwqWut5KZMzfeAAAono:5zIqATVfQeV2FZalKq6jtGJWuTmd

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/2092-1-0x0000000074FD0000-0x0000000075000000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2752	2092	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 2472 wrote to memory of 2092	2472	rundll32.exe	30
PID 2472 wrote to memory of 2092	2472	rundll32.exe	30
PID 2472 wrote to memory of 2092	2472	rundll32.exe	30
PID 2472 wrote to memory of 2092	2472	rundll32.exe	30
PID 2472 wrote to memory of 2092	2472	rundll32.exe	30
PID 2472 wrote to memory of 2092	2472	rundll32.exe	30
PID 2472 wrote to memory of 2092	2472	rundll32.exe	30
PID 2092 wrote to memory of 2752	2092	rundll32.exe	31
PID 2092 wrote to memory of 2752	2092	rundll32.exe	31
PID 2092 wrote to memory of 2752	2092	rundll32.exe	31
PID 2092 wrote to memory of 2752	2092	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_8fd9a631307200569abeae2c5bb6d5a0013020c1f504d476cf9389c1e6c06d47.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2472
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_8fd9a631307200569abeae2c5bb6d5a0013020c1f504d476cf9389c1e6c06d47.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2092
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2092 -s 308
    3⤵
    - Program crash
    PID:2752

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/2092-0-0x00000000000C0000-0x00000000000C6000-memory.dmp

Filesize
24KB

Download
memory/2092-1-0x0000000074FD0000-0x0000000075000000-memory.dmp

Filesize
192KB

Download
memory/2092-3-0x00000000000C0000-0x00000000000C6000-memory.dmp

Filesize
24KB

Download