dridex | 85d3faca70b8c4f53af014a10ae7538081de7430b4091b3cdd6113b5fea9d96f

Analysis

max time kernel
118s
max time network
119s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
24/12/2024, 02:42

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General

Target

JaffaCakes118_85d3faca70b8c4f53af014a10ae7538081de7430b4091b3cdd6113b5fea9d96f.dll
Size

188KB
MD5

51426ded8f21343166a0423fa323db16
SHA1

a7c04a76cd880ecae68022c23cd61f0e416d9bd7
SHA256

85d3faca70b8c4f53af014a10ae7538081de7430b4091b3cdd6113b5fea9d96f
SHA512

e0776bf0bcaf30d6178025d29301902db65bf71dd550db1a881a1c166cca474c55d1f8ca26d76f37006d288282e9a105c9180594d05b6f713aefc0760f61e290
SSDEEP

3072:cA8JmK7ATVfQeVqNFZa/9KzMXJ6jTFDlAwqWut5KZMzfeAAAo/o:czIqATVfQeV2FZalKq6jtGJWuTmd

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 1 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

resource	yara_rule
behavioral1/memory/2124-1-0x0000000074C00000-0x0000000074C30000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
588	2124	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 3024 wrote to memory of 2124	3024	rundll32.exe	31
PID 3024 wrote to memory of 2124	3024	rundll32.exe	31
PID 3024 wrote to memory of 2124	3024	rundll32.exe	31
PID 3024 wrote to memory of 2124	3024	rundll32.exe	31
PID 3024 wrote to memory of 2124	3024	rundll32.exe	31
PID 3024 wrote to memory of 2124	3024	rundll32.exe	31
PID 3024 wrote to memory of 2124	3024	rundll32.exe	31
PID 2124 wrote to memory of 588	2124	rundll32.exe	32
PID 2124 wrote to memory of 588	2124	rundll32.exe	32
PID 2124 wrote to memory of 588	2124	rundll32.exe	32
PID 2124 wrote to memory of 588	2124	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_85d3faca70b8c4f53af014a10ae7538081de7430b4091b3cdd6113b5fea9d96f.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3024
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_85d3faca70b8c4f53af014a10ae7538081de7430b4091b3cdd6113b5fea9d96f.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2124
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2124 -s 300
    3⤵
    - Program crash
    PID:588

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/2124-0-0x00000000001B0000-0x00000000001B6000-memory.dmp

Filesize
24KB

Download
memory/2124-1-0x0000000074C00000-0x0000000074C30000-memory.dmp

Filesize
192KB

Download
memory/2124-3-0x00000000001B0000-0x00000000001B6000-memory.dmp

Filesize
24KB

Download