dridex | 0724c84cee248491a257e35261ca3cfc11194246be2499f0e0240001c24e433e

Analysis

max time kernel
121s
max time network
122s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
29/12/2024, 09:08

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General

Target

JaffaCakes118_0724c84cee248491a257e35261ca3cfc11194246be2499f0e0240001c24e433e.dll
Size

184KB
MD5

5efeb8230dd57023f6c84e1ddf66aa45
SHA1

25808f7ddd94cd2355aa1d3ac2de3d252153aa12
SHA256

0724c84cee248491a257e35261ca3cfc11194246be2499f0e0240001c24e433e
SHA512

e475c75351c18612b1eb71ff77d81aa41a38102dd10dfb7c0104131413d04cd4dd13f9863ec794488454c1d2dc0bdbe883dc2ca76e0a171ec5dada3f894e1494
SSDEEP

3072:SiLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eaorlzoxss7:SiLVCIT4WK2z1W+CUHZj4Skq/eaoRoC

Score

10^/10

dridex 22202 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22202

80.241.218.90:443

103.161.172.109:13786

87.98.128.76:5723

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/2704-1-0x0000000074C80000-0x0000000074CAF000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2816	2704	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 2792 wrote to memory of 2704	2792	rundll32.exe	30
PID 2792 wrote to memory of 2704	2792	rundll32.exe	30
PID 2792 wrote to memory of 2704	2792	rundll32.exe	30
PID 2792 wrote to memory of 2704	2792	rundll32.exe	30
PID 2792 wrote to memory of 2704	2792	rundll32.exe	30
PID 2792 wrote to memory of 2704	2792	rundll32.exe	30
PID 2792 wrote to memory of 2704	2792	rundll32.exe	30
PID 2704 wrote to memory of 2816	2704	rundll32.exe	31
PID 2704 wrote to memory of 2816	2704	rundll32.exe	31
PID 2704 wrote to memory of 2816	2704	rundll32.exe	31
PID 2704 wrote to memory of 2816	2704	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_0724c84cee248491a257e35261ca3cfc11194246be2499f0e0240001c24e433e.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2792
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_0724c84cee248491a257e35261ca3cfc11194246be2499f0e0240001c24e433e.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2704
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2704 -s 220
    3⤵
    - Program crash
    PID:2816

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/2704-0-0x00000000000E0000-0x00000000000E6000-memory.dmp

Filesize
24KB

Download
memory/2704-1-0x0000000074C80000-0x0000000074CAF000-memory.dmp

Filesize
188KB

Download
memory/2704-4-0x00000000000E0000-0x00000000000E6000-memory.dmp

Filesize
24KB

Download