dridex | 4734339e50adb9dfd82cea51a8a95364898c6f18c87327f16ca864095a07008f

Analysis

max time kernel
120s
max time network
122s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-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
behavioral1/memory/2756-1-0x00000000752B0000-0x00000000752E0000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2500	2756	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 2112 wrote to memory of 2756	2112	rundll32.exe	31
PID 2112 wrote to memory of 2756	2112	rundll32.exe	31
PID 2112 wrote to memory of 2756	2112	rundll32.exe	31
PID 2112 wrote to memory of 2756	2112	rundll32.exe	31
PID 2112 wrote to memory of 2756	2112	rundll32.exe	31
PID 2112 wrote to memory of 2756	2112	rundll32.exe	31
PID 2112 wrote to memory of 2756	2112	rundll32.exe	31
PID 2756 wrote to memory of 2500	2756	rundll32.exe	32
PID 2756 wrote to memory of 2500	2756	rundll32.exe	32
PID 2756 wrote to memory of 2500	2756	rundll32.exe	32
PID 2756 wrote to memory of 2500	2756	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_4734339e50adb9dfd82cea51a8a95364898c6f18c87327f16ca864095a07008f.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2112
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_4734339e50adb9dfd82cea51a8a95364898c6f18c87327f16ca864095a07008f.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2756
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2756 -s 300
    3⤵
    - Program crash
    PID:2500

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/2756-0-0x0000000000140000-0x0000000000146000-memory.dmp

Filesize
24KB

Download
memory/2756-1-0x00000000752B0000-0x00000000752E0000-memory.dmp

Filesize
192KB

Download
memory/2756-4-0x0000000000140000-0x0000000000146000-memory.dmp

Filesize
24KB

Download