dridex | 7f56a547aff72e9a976d29f78791cb44ae9345ed4b89c803b56cc6a7ee64dd66

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 00:13

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General

Target

JaffaCakes118_7f56a547aff72e9a976d29f78791cb44ae9345ed4b89c803b56cc6a7ee64dd66.dll
Size

188KB
MD5

8e4be9daf501b116d981acb1e15c5485
SHA1

df2ad64673354f86529b82fae637c62949391fb8
SHA256

7f56a547aff72e9a976d29f78791cb44ae9345ed4b89c803b56cc6a7ee64dd66
SHA512

8bb5d9de1e7e45b7a368762c27f67eae16814d440a9a41c0c7fb961a649860529ad93b7cf1af765d945ecf86cad4a8c81ce22b1313e8f090ce607301b92dac84
SSDEEP

3072:EA8JmK7ATVfQeVqNFZa/9KzMXJ6jTFDlAwqWut5KZMzfeAAAo+o:EzIqATVfQeV2FZalKq6jtGJWuTmd

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
2440	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_7f56a547aff72e9a976d29f78791cb44ae9345ed4b89c803b56cc6a7ee64dd66.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4832
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_7f56a547aff72e9a976d29f78791cb44ae9345ed4b89c803b56cc6a7ee64dd66.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:2440

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4700 -ip 4700
1⤵
PID:2040

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/4700-0-0x0000000000FA0000-0x0000000000FA6000-memory.dmp

Filesize
24KB

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

Filesize
192KB

Download
memory/4700-3-0x0000000000FA0000-0x0000000000FA6000-memory.dmp

Filesize
24KB

Download