dridex | fdc342844a2d769e4cccc814e3bb86f3d7894622d3c59bb6247b7f6490608b64

Analysis

max time kernel
122s
max time network
126s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
22/12/2024, 11:04

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General

Target

JaffaCakes118_fdc342844a2d769e4cccc814e3bb86f3d7894622d3c59bb6247b7f6490608b64.dll
Size

184KB
MD5

b7725a90646ebaee9114c74f4de6d70d
SHA1

e7c4d174af783e47789fd95cecb038ca7cf13b8c
SHA256

fdc342844a2d769e4cccc814e3bb86f3d7894622d3c59bb6247b7f6490608b64
SHA512

9f01d94df966d4f8534a679267645ff705aef05ea978279b840a3ebf2a3a078aa3556f008d9caeac9c27627cce653d405c07935346aa0bb8ae8556b11b616157
SSDEEP

3072:biLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eao6lzoxss7:biLVCIT4WK2z1W+CUHZj4Skq/eaoQoC

Score

10^/10

dridex 22202 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22202

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 1 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

resource	yara_rule
behavioral1/memory/1916-1-0x00000000747A0000-0x00000000747CF000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2816	1916	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 844 wrote to memory of 1916	844	rundll32.exe	30
PID 844 wrote to memory of 1916	844	rundll32.exe	30
PID 844 wrote to memory of 1916	844	rundll32.exe	30
PID 844 wrote to memory of 1916	844	rundll32.exe	30
PID 844 wrote to memory of 1916	844	rundll32.exe	30
PID 844 wrote to memory of 1916	844	rundll32.exe	30
PID 844 wrote to memory of 1916	844	rundll32.exe	30
PID 1916 wrote to memory of 2816	1916	rundll32.exe	31
PID 1916 wrote to memory of 2816	1916	rundll32.exe	31
PID 1916 wrote to memory of 2816	1916	rundll32.exe	31
PID 1916 wrote to memory of 2816	1916	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_fdc342844a2d769e4cccc814e3bb86f3d7894622d3c59bb6247b7f6490608b64.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:844
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_fdc342844a2d769e4cccc814e3bb86f3d7894622d3c59bb6247b7f6490608b64.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1916
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1916 -s 224
    3⤵
    - Program crash
    PID:2816

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/1916-0-0x00000000001C0000-0x00000000001C6000-memory.dmp

Filesize
24KB

Download
memory/1916-1-0x00000000747A0000-0x00000000747CF000-memory.dmp

Filesize
188KB

Download
memory/1916-3-0x00000000001C0000-0x00000000001C6000-memory.dmp

Filesize
24KB

Download