dridex | e7a08b24be3612ee0e31d0e09a51496c608551b85fb60e6e04e657bf5bca68b4

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
30/12/2024, 21:50

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General

Target

JaffaCakes118_e7a08b24be3612ee0e31d0e09a51496c608551b85fb60e6e04e657bf5bca68b4.dll
Size

188KB
MD5

a7724c35fb3ad1a5d5a147f8c894b8c0
SHA1

c0e4af1101ef1df0b918280f0ccd0446bb385bd6
SHA256

e7a08b24be3612ee0e31d0e09a51496c608551b85fb60e6e04e657bf5bca68b4
SHA512

4427c69e4ea48d941cd408534cb1960ae4e563586fec7d5017714db68eaed5bc9a6d696af5d58e01f980aa4815ecdbd10ce4e19fadb051b56d106c0ceb15fd7a
SSDEEP

3072:bA8JmK7ATVfQeVqNFZa/9KzMXJ6jTFDlAwqWut5KZMzfeAAAoyo: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 2 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

resource	yara_rule
behavioral2/memory/2408-1-0x00000000752F0000-0x0000000075320000-memory.dmp	dridex_ldr
behavioral2/memory/2408-2-0x00000000752F0000-0x0000000075320000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2320	2408	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 4940 wrote to memory of 2408	4940	rundll32.exe	85
PID 4940 wrote to memory of 2408	4940	rundll32.exe	85
PID 4940 wrote to memory of 2408	4940	rundll32.exe	85

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_e7a08b24be3612ee0e31d0e09a51496c608551b85fb60e6e04e657bf5bca68b4.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4940
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_e7a08b24be3612ee0e31d0e09a51496c608551b85fb60e6e04e657bf5bca68b4.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2408
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2408 -s 688
    3⤵
    - Program crash
    PID:2320

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 456 -p 2408 -ip 2408
1⤵
PID:2804

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/2408-0-0x0000000000FE0000-0x0000000000FE6000-memory.dmp

Filesize
24KB

Download
memory/2408-1-0x00000000752F0000-0x0000000075320000-memory.dmp

Filesize
192KB

Download
memory/2408-3-0x0000000000FE0000-0x0000000000FE6000-memory.dmp

Filesize
24KB

Download
memory/2408-2-0x00000000752F0000-0x0000000075320000-memory.dmp

Filesize
192KB

Download