dridex | eb444423f03cbfcb50ddded1f548a6476453e4f2a0ca2bf60d3fd06d9f9ba639

Analysis

max time kernel
122s
max time network
123s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
23/12/2024, 21:43

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

JaffaCakes118_eb444423f03cbfcb50ddded1f548a6476453e4f2a0ca2bf60d3fd06d9f9ba639.dll
Size

188KB
MD5

c88155c6695a1ff49c9efcdffc38fb47
SHA1

82b3d0af0e387ed8db1492faf9ccc1f9302a78c0
SHA256

eb444423f03cbfcb50ddded1f548a6476453e4f2a0ca2bf60d3fd06d9f9ba639
SHA512

8c6b58df24e928b6fd1e31a8b572fb3cc3ed77e9916da977556e3a4e2127ba74acb0a8351661cc97a63069e91e3cd068eb65245cb5b4e6dc9c076be4ceab1b36
SSDEEP

3072:tA8JmK7ATVfQeVqNFZa/9KzMXJ6jTFDlAwqWut5KZMzfeAAAoKo:tzIqATVfQeV2FZalKq6jtGJWuTmd

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 2 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

resource	yara_rule
behavioral1/memory/2300-1-0x0000000074C80000-0x0000000074CB0000-memory.dmp	dridex_ldr
behavioral1/memory/2300-2-0x0000000074C80000-0x0000000074CB0000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2336	2300	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 1984 wrote to memory of 2300	1984	rundll32.exe	31
PID 1984 wrote to memory of 2300	1984	rundll32.exe	31
PID 1984 wrote to memory of 2300	1984	rundll32.exe	31
PID 1984 wrote to memory of 2300	1984	rundll32.exe	31
PID 1984 wrote to memory of 2300	1984	rundll32.exe	31
PID 1984 wrote to memory of 2300	1984	rundll32.exe	31
PID 1984 wrote to memory of 2300	1984	rundll32.exe	31
PID 2300 wrote to memory of 2336	2300	rundll32.exe	32
PID 2300 wrote to memory of 2336	2300	rundll32.exe	32
PID 2300 wrote to memory of 2336	2300	rundll32.exe	32
PID 2300 wrote to memory of 2336	2300	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_eb444423f03cbfcb50ddded1f548a6476453e4f2a0ca2bf60d3fd06d9f9ba639.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1984
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_eb444423f03cbfcb50ddded1f548a6476453e4f2a0ca2bf60d3fd06d9f9ba639.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2300
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2300 -s 300
    3⤵
    - Program crash
    PID:2336

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/2300-0-0x00000000001A0000-0x00000000001A6000-memory.dmp

Filesize
24KB

Download
memory/2300-1-0x0000000074C80000-0x0000000074CB0000-memory.dmp

Filesize
192KB

Download
memory/2300-2-0x0000000074C80000-0x0000000074CB0000-memory.dmp

Filesize
192KB

Download
memory/2300-3-0x00000000001A0000-0x00000000001A6000-memory.dmp

Filesize
24KB

Download