dridex | 6a402763a022d167b17a2c0cd12a219583798897a8b60a47d7a1a04d43120495

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
30-12-2024 22:46

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General

Target

JaffaCakes118_6a402763a022d167b17a2c0cd12a219583798897a8b60a47d7a1a04d43120495.dll
Size

188KB
MD5

ea16d060aa3960eaa5e34dfaa71fec64
SHA1

c5f454acac34ddc56500ce4f5b52fa1dd2dbb69e
SHA256

6a402763a022d167b17a2c0cd12a219583798897a8b60a47d7a1a04d43120495
SHA512

f6e468290a88acdaee68f40db74f238ea549db9c390d0847e2f25d83cb60faa60dd10637a24ec6947f7850eee95b79efb54b76136695e92987bd9f7700119919
SSDEEP

3072:bA8JmK7ATVfQeVqNFZa/9KzMXJ6jTFDlAwqWut5KZMzfeAAAoyo:bzIqATVfQeV2FZalKq6jtGJWuTmd

Score

10^/10

dridex 22201 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22201

103.82.248.59:443

54.39.98.141:6602

103.109.247.8:10443

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/2976-1-0x0000000074F40000-0x0000000074F70000-memory.dmp	dridex_ldr
behavioral1/memory/2976-2-0x0000000074F40000-0x0000000074F70000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2748	2976	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 2316 wrote to memory of 2976	2316	rundll32.exe	30
PID 2316 wrote to memory of 2976	2316	rundll32.exe	30
PID 2316 wrote to memory of 2976	2316	rundll32.exe	30
PID 2316 wrote to memory of 2976	2316	rundll32.exe	30
PID 2316 wrote to memory of 2976	2316	rundll32.exe	30
PID 2316 wrote to memory of 2976	2316	rundll32.exe	30
PID 2316 wrote to memory of 2976	2316	rundll32.exe	30
PID 2976 wrote to memory of 2748	2976	rundll32.exe	31
PID 2976 wrote to memory of 2748	2976	rundll32.exe	31
PID 2976 wrote to memory of 2748	2976	rundll32.exe	31
PID 2976 wrote to memory of 2748	2976	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_6a402763a022d167b17a2c0cd12a219583798897a8b60a47d7a1a04d43120495.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2316
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_6a402763a022d167b17a2c0cd12a219583798897a8b60a47d7a1a04d43120495.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2976
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2976 -s 300
    3⤵
    - Program crash
    PID:2748

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/2976-0-0x0000000000150000-0x0000000000156000-memory.dmp

Filesize
24KB

Download
memory/2976-1-0x0000000074F40000-0x0000000074F70000-memory.dmp

Filesize
192KB

Download
memory/2976-2-0x0000000074F40000-0x0000000074F70000-memory.dmp

Filesize
192KB

Download
memory/2976-3-0x0000000000150000-0x0000000000156000-memory.dmp

Filesize
24KB

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