dridex | 84fde600b2c9f6b0388af35d02956bfb621585f5eff370976d8d496f9f2dc90a

Analysis

max time kernel
117s
max time network
118s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
24-12-2024 00:20

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General

Target

JaffaCakes118_84fde600b2c9f6b0388af35d02956bfb621585f5eff370976d8d496f9f2dc90a.dll
Size

171KB
MD5

3b96653582b469ae60fd92b22b2986e7
SHA1

964b36c471c6b20d2e01925dbd2e910e346cdb25
SHA256

84fde600b2c9f6b0388af35d02956bfb621585f5eff370976d8d496f9f2dc90a
SHA512

19e4d266fe0b42a83dfefe8ab172245a4e3449327866a8ebaa318b1b9eb67efcefa152d8cef2a685f7107f39690a7772de4ae88367c5a56b90429679e31c058e
SSDEEP

3072:Ci49mEb06hs9BPEmmvt7dNbTqub9Un7WpVJBR13LSoAH7Dk0ZT:CH9RVaPEmsdHdbQUbd2H3

Score

10^/10

dridex 22201 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22201

128.199.200.38:443

192.163.233.216:6601

43.229.206.244:4125

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/2568-1-0x0000000074EC0000-0x0000000074EF0000-memory.dmp	dridex_ldr
behavioral1/memory/2568-2-0x0000000074EC0000-0x0000000074EF0000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2144	2568	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 2932 wrote to memory of 2568	2932	rundll32.exe	30
PID 2932 wrote to memory of 2568	2932	rundll32.exe	30
PID 2932 wrote to memory of 2568	2932	rundll32.exe	30
PID 2932 wrote to memory of 2568	2932	rundll32.exe	30
PID 2932 wrote to memory of 2568	2932	rundll32.exe	30
PID 2932 wrote to memory of 2568	2932	rundll32.exe	30
PID 2932 wrote to memory of 2568	2932	rundll32.exe	30
PID 2568 wrote to memory of 2144	2568	rundll32.exe	31
PID 2568 wrote to memory of 2144	2568	rundll32.exe	31
PID 2568 wrote to memory of 2144	2568	rundll32.exe	31
PID 2568 wrote to memory of 2144	2568	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_84fde600b2c9f6b0388af35d02956bfb621585f5eff370976d8d496f9f2dc90a.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2932
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_84fde600b2c9f6b0388af35d02956bfb621585f5eff370976d8d496f9f2dc90a.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2568
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2568 -s 256
    3⤵
    - Program crash
    PID:2144

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

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Downloads

memory/2568-0-0x0000000000680000-0x0000000000686000-memory.dmp

Filesize
24KB

Download
memory/2568-1-0x0000000074EC0000-0x0000000074EF0000-memory.dmp

Filesize
192KB

Download
memory/2568-2-0x0000000074EC0000-0x0000000074EF0000-memory.dmp

Filesize
192KB

Download
memory/2568-3-0x0000000000680000-0x0000000000686000-memory.dmp

Filesize
24KB

Download