dridex | 16ef345f02d3fd34fbc0f5c57006bd8d0e0422f7ec2b8409e8c26cb4bd049972

Analysis

max time kernel
26s
max time network
19s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
24-12-2024 03:03

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General

Target

JaffaCakes118_16ef345f02d3fd34fbc0f5c57006bd8d0e0422f7ec2b8409e8c26cb4bd049972.dll
Size

171KB
MD5

d8705a917af590f272e843dbe68a6fde
SHA1

2be2dfb45a2b29d87e997414a61732280c0c7f46
SHA256

16ef345f02d3fd34fbc0f5c57006bd8d0e0422f7ec2b8409e8c26cb4bd049972
SHA512

0f5efcbf02056689050dc7d8821058f6e289e27096883dd9bfb1b6c64b69f29c2ff0728ae406f2749684d9be9affc2c87df5bb78518e5c54d429fcc637cc43f9
SSDEEP

3072:5i49mEb06hs9BPEmmvt7dNbTqub9Un7WpVJBR13LSoAH7Dk0ZT:5H9RVaPEmsdHdbQUbd2H3

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/1492-1-0x0000000074F70000-0x0000000074FA0000-memory.dmp	dridex_ldr
behavioral1/memory/1492-2-0x0000000074F70000-0x0000000074FA0000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1148	1492	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 2496 wrote to memory of 1492	2496	rundll32.exe	29
PID 2496 wrote to memory of 1492	2496	rundll32.exe	29
PID 2496 wrote to memory of 1492	2496	rundll32.exe	29
PID 2496 wrote to memory of 1492	2496	rundll32.exe	29
PID 2496 wrote to memory of 1492	2496	rundll32.exe	29
PID 2496 wrote to memory of 1492	2496	rundll32.exe	29
PID 2496 wrote to memory of 1492	2496	rundll32.exe	29
PID 1492 wrote to memory of 1148	1492	rundll32.exe	30
PID 1492 wrote to memory of 1148	1492	rundll32.exe	30
PID 1492 wrote to memory of 1148	1492	rundll32.exe	30
PID 1492 wrote to memory of 1148	1492	rundll32.exe	30

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_16ef345f02d3fd34fbc0f5c57006bd8d0e0422f7ec2b8409e8c26cb4bd049972.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2496
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_16ef345f02d3fd34fbc0f5c57006bd8d0e0422f7ec2b8409e8c26cb4bd049972.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1492
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1492 -s 264
    3⤵
    - Program crash
    PID:1148

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/1492-0-0x0000000000260000-0x0000000000266000-memory.dmp

Filesize
24KB

Download
memory/1492-1-0x0000000074F70000-0x0000000074FA0000-memory.dmp

Filesize
192KB

Download
memory/1492-3-0x0000000000260000-0x0000000000266000-memory.dmp

Filesize
24KB

Download
memory/1492-2-0x0000000074F70000-0x0000000074FA0000-memory.dmp

Filesize
192KB

Download