dridex | 7b5b8f340de5ea04cf6ab74ad91726ff8372d448a5b9acbfaf4e12af567bd097

Analysis

max time kernel
120s
max time network
120s
platform
windows7_x64
resource
win7-20240729-en
resource tags

arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
submitted
30/12/2024, 02:22

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

JaffaCakes118_7b5b8f340de5ea04cf6ab74ad91726ff8372d448a5b9acbfaf4e12af567bd097.dll
Size

161KB
MD5

608ea7371926a6320764c8f3e0958c08
SHA1

a3eb11fbd5c07f5c30c0424825181ec5625162c2
SHA256

7b5b8f340de5ea04cf6ab74ad91726ff8372d448a5b9acbfaf4e12af567bd097
SHA512

21cdf77f0f32983181660fea1820eea11481c2580ead60e061402a8606bae999e91d42cc6dae8ab0fc705249ccaea22041393f284acd4c8b053b6e0759012b96
SSDEEP

3072:d84Dcp/qdOUKcT1GpvO0nygcp0DvA/fxHbeXaUDwOvHvWM:RDBdOlG0nyg1DvwxgZ/v

Score

10^/10

dridex 22202 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22202

45.55.134.126:443

67.207.83.96:8172

193.160.214.95:4125

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
behavioral1/memory/2200-1-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr
behavioral1/memory/2200-2-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2648	2200	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 2772 wrote to memory of 2200	2772	rundll32.exe	31
PID 2772 wrote to memory of 2200	2772	rundll32.exe	31
PID 2772 wrote to memory of 2200	2772	rundll32.exe	31
PID 2772 wrote to memory of 2200	2772	rundll32.exe	31
PID 2772 wrote to memory of 2200	2772	rundll32.exe	31
PID 2772 wrote to memory of 2200	2772	rundll32.exe	31
PID 2772 wrote to memory of 2200	2772	rundll32.exe	31
PID 2200 wrote to memory of 2648	2200	rundll32.exe	32
PID 2200 wrote to memory of 2648	2200	rundll32.exe	32
PID 2200 wrote to memory of 2648	2200	rundll32.exe	32
PID 2200 wrote to memory of 2648	2200	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_7b5b8f340de5ea04cf6ab74ad91726ff8372d448a5b9acbfaf4e12af567bd097.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2772
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_7b5b8f340de5ea04cf6ab74ad91726ff8372d448a5b9acbfaf4e12af567bd097.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2200
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2200 -s 256
    3⤵
    - Program crash
    PID:2648

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

Loading Replay Monitor...

Downloads

memory/2200-0-0x00000000001D0000-0x00000000001D6000-memory.dmp

Filesize
24KB

Download
memory/2200-1-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download
memory/2200-2-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download