dridex | cdfb2f2490541b191d3239cf2abb3b99e384f3f2fb709b0ac2e0cbb6312beb0d

Analysis

max time kernel
24s
max time network
19s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
30-12-2024 21:11

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General

Target

JaffaCakes118_cdfb2f2490541b191d3239cf2abb3b99e384f3f2fb709b0ac2e0cbb6312beb0d.dll
Size

184KB
MD5

9eea2cf9d1e2e575ce9ae466531fe249
SHA1

7ed564e1667e8a7dceaef09ebc91c2d7a4d6a8d3
SHA256

cdfb2f2490541b191d3239cf2abb3b99e384f3f2fb709b0ac2e0cbb6312beb0d
SHA512

5c7a98090cf0e9388925285a94a488ea81b17226ef0ecc4278c7a859a7dbe83d4207616e176b76983efa6339b63477f302d728176131d98298fc6855a7f2a12b
SSDEEP

3072:hJQ6H3ykY88YOSs+k1TwEuTcMIznNuOzlr1Xznku9Luk0eJww8JRa//2uFrSc:ifYOX+wTScR/Xzku9LVw2uG

Score

10^/10

dridex 22201 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22201

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 2 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

resource	yara_rule
behavioral1/memory/2376-1-0x0000000074C90000-0x0000000074CBF000-memory.dmp	dridex_ldr
behavioral1/memory/2376-2-0x0000000074C90000-0x0000000074CBF000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2952	2376	WerFault.exe	29

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 2916 wrote to memory of 2376	2916	rundll32.exe	29
PID 2916 wrote to memory of 2376	2916	rundll32.exe	29
PID 2916 wrote to memory of 2376	2916	rundll32.exe	29
PID 2916 wrote to memory of 2376	2916	rundll32.exe	29
PID 2916 wrote to memory of 2376	2916	rundll32.exe	29
PID 2916 wrote to memory of 2376	2916	rundll32.exe	29
PID 2916 wrote to memory of 2376	2916	rundll32.exe	29
PID 2376 wrote to memory of 2952	2376	rundll32.exe	30
PID 2376 wrote to memory of 2952	2376	rundll32.exe	30
PID 2376 wrote to memory of 2952	2376	rundll32.exe	30
PID 2376 wrote to memory of 2952	2376	rundll32.exe	30

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_cdfb2f2490541b191d3239cf2abb3b99e384f3f2fb709b0ac2e0cbb6312beb0d.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2916
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_cdfb2f2490541b191d3239cf2abb3b99e384f3f2fb709b0ac2e0cbb6312beb0d.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2376
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2376 -s 224
    3⤵
    - Program crash
    PID:2952

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/2376-0-0x0000000000150000-0x0000000000156000-memory.dmp

Filesize
24KB

Download
memory/2376-1-0x0000000074C90000-0x0000000074CBF000-memory.dmp

Filesize
188KB

Download
memory/2376-3-0x0000000000150000-0x0000000000156000-memory.dmp

Filesize
24KB

Download
memory/2376-2-0x0000000074C90000-0x0000000074CBF000-memory.dmp

Filesize
188KB

Download