dridex | 4734339e50adb9dfd82cea51a8a95364898c6f18c87327f16ca864095a07008f

Analysis

max time kernel
148s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
24-12-2024 10:30

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General

Target

JaffaCakes118_4734339e50adb9dfd82cea51a8a95364898c6f18c87327f16ca864095a07008f.dll
Size

188KB
MD5

1244c021bd3088b8ebd84df74262c0ce
SHA1

bf5dc2800aee1857f2a012024320160a68a2a942
SHA256

4734339e50adb9dfd82cea51a8a95364898c6f18c87327f16ca864095a07008f
SHA512

26777254a82457c83f42f4db68a5216fcc4ca9890b6b087e8fbfebcfa3413f2870810ce5ee49ec673c14c142e793243d2e3c9cdea074be6a3b7ad3499ce191db
SSDEEP

3072:bA8JmK7ATVfQeVqNFZa/9KzMXJ6jTFDlAwqWut5KZMzfeAAAoco: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
behavioral2/memory/4700-1-0x00000000751C0000-0x00000000751F0000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
900	4700	WerFault.exe	85

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 4832 wrote to memory of 4700	4832	rundll32.exe	85
PID 4832 wrote to memory of 4700	4832	rundll32.exe	85
PID 4832 wrote to memory of 4700	4832	rundll32.exe	85

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_4734339e50adb9dfd82cea51a8a95364898c6f18c87327f16ca864095a07008f.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4832
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_4734339e50adb9dfd82cea51a8a95364898c6f18c87327f16ca864095a07008f.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:4700
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4700 -s 692
    3⤵
    - Program crash
    PID:900

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4700 -ip 4700
1⤵
PID:4320

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/4700-0-0x0000000000B90000-0x0000000000B96000-memory.dmp

Filesize
24KB

Download
memory/4700-1-0x00000000751C0000-0x00000000751F0000-memory.dmp

Filesize
192KB

Download
memory/4700-3-0x0000000000B90000-0x0000000000B96000-memory.dmp

Filesize
24KB

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