dridex | eff49da98b4fc5e7def23d69f31a752e607d630e3cb080b7d0d09d33ca43924c

Analysis

max time kernel
121s
max time network
122s
platform
windows7_x64
resource
win7-20240729-en
resource tags

arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
submitted
30-12-2024 19:07

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General

Target

JaffaCakes118_eff49da98b4fc5e7def23d69f31a752e607d630e3cb080b7d0d09d33ca43924c.dll
Size

188KB
MD5

537bed33ed278e9842388ceac17a6234
SHA1

01f1417a729c41e96f65c0469b73646e6778bfcc
SHA256

eff49da98b4fc5e7def23d69f31a752e607d630e3cb080b7d0d09d33ca43924c
SHA512

a2e82836d3b90872c93cf1d1dd504ff773a0e963c301af8deca8757eb5a31272c705df4e43446f539a3c5b219e3a108fc5bacc71f20ce6f23f03779f6ef04267
SSDEEP

3072:SteMq7hp/YIzA6BZvlWnTDN2GL9L8NLXWruiuUCzTOwwc0cIzv9qM:aq7fYIHBZkTB6DWruUCOwjt

Score

10^/10

dridex 22201 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22201

103.87.173.60:443

45.32.243.209:8116

207.180.208.54:4664

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/2092-1-0x0000000074550000-0x0000000074580000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2552	2092	WerFault.exe	30

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 2368 wrote to memory of 2092	2368	rundll32.exe	30
PID 2368 wrote to memory of 2092	2368	rundll32.exe	30
PID 2368 wrote to memory of 2092	2368	rundll32.exe	30
PID 2368 wrote to memory of 2092	2368	rundll32.exe	30
PID 2368 wrote to memory of 2092	2368	rundll32.exe	30
PID 2368 wrote to memory of 2092	2368	rundll32.exe	30
PID 2368 wrote to memory of 2092	2368	rundll32.exe	30
PID 2092 wrote to memory of 2552	2092	rundll32.exe	32
PID 2092 wrote to memory of 2552	2092	rundll32.exe	32
PID 2092 wrote to memory of 2552	2092	rundll32.exe	32
PID 2092 wrote to memory of 2552	2092	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_eff49da98b4fc5e7def23d69f31a752e607d630e3cb080b7d0d09d33ca43924c.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2368
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_eff49da98b4fc5e7def23d69f31a752e607d630e3cb080b7d0d09d33ca43924c.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2092
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2092 -s 300
    3⤵
    - Program crash
    PID:2552

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/2092-0-0x0000000000220000-0x0000000000226000-memory.dmp

Filesize
24KB

Download
memory/2092-1-0x0000000074550000-0x0000000074580000-memory.dmp

Filesize
192KB

Download
memory/2092-3-0x0000000000220000-0x0000000000226000-memory.dmp

Filesize
24KB

Download