dridex | 90e01a7c70f56d46ace17a6cd114e5ffe3cd4644ad4877007c8d3c908037d671

Analysis

max time kernel
94s
max time network
136s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
23-12-2024 18:26

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General

Target

JaffaCakes118_90e01a7c70f56d46ace17a6cd114e5ffe3cd4644ad4877007c8d3c908037d671.dll
Size

184KB
MD5

b9610b6f56f9a56d7b03fc666db8bceb
SHA1

7a04f8ff3a2f98e6dd91725f1f9c08087476b3b3
SHA256

90e01a7c70f56d46ace17a6cd114e5ffe3cd4644ad4877007c8d3c908037d671
SHA512

6394b6f416aeb1223f518ced6d251f52bcce8d9b588f7bf85064042e1f89a264679483569a456c1bd5909bd342b3f26e20eef64200399c52da7195cc7b4b6efd
SSDEEP

3072:eiLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eaomlzoxss7:eiLVCIT4WK2z1W+CUHZj4Skq/eao0oC

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
behavioral2/memory/1128-1-0x0000000074A20000-0x0000000074A4F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3608	1128	WerFault.exe	84

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 3 IoCs

description	pid	Process	procid_target
PID 4204 wrote to memory of 1128	4204	rundll32.exe	84
PID 4204 wrote to memory of 1128	4204	rundll32.exe	84
PID 4204 wrote to memory of 1128	4204	rundll32.exe	84

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_90e01a7c70f56d46ace17a6cd114e5ffe3cd4644ad4877007c8d3c908037d671.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4204
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_90e01a7c70f56d46ace17a6cd114e5ffe3cd4644ad4877007c8d3c908037d671.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:1128
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1128 -s 616
    3⤵
    - Program crash
    PID:3608

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 412 -p 1128 -ip 1128
1⤵
PID:3196

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/1128-0-0x0000000000D30000-0x0000000000D36000-memory.dmp

Filesize
24KB

Download
memory/1128-1-0x0000000074A20000-0x0000000074A4F000-memory.dmp

Filesize
188KB

Download
memory/1128-3-0x0000000000D30000-0x0000000000D36000-memory.dmp

Filesize
24KB

Download