dridex | a76d2c71703518c8e81124441e395f917f917d9a3d50ec6f426f910dee38830e

Analysis

max time kernel
121s
max time network
121s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
25-12-2024 00:54

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General

Target

JaffaCakes118_a76d2c71703518c8e81124441e395f917f917d9a3d50ec6f426f910dee38830e.dll
Size

184KB
MD5

c93a295f23a13fe1e30cb7eef009322b
SHA1

674d8891625fc65988ec510da72313af354bd478
SHA256

a76d2c71703518c8e81124441e395f917f917d9a3d50ec6f426f910dee38830e
SHA512

e83ba8f7ed2014082193c0893e40dc46ff7e91cca507c12b8b6e69040fb2f9a5c71705424218279be74de1efdcfd972c411ab420db08efcaf05801639b6a483b
SSDEEP

3072:liLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eaoglzoxss7:liLVCIT4WK2z1W+CUHZj4Skq/eaoeoC

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/3028-1-0x0000000074520000-0x000000007454F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2752	3028	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 2648 wrote to memory of 3028	2648	rundll32.exe	30
PID 2648 wrote to memory of 3028	2648	rundll32.exe	30
PID 2648 wrote to memory of 3028	2648	rundll32.exe	30
PID 2648 wrote to memory of 3028	2648	rundll32.exe	30
PID 2648 wrote to memory of 3028	2648	rundll32.exe	30
PID 2648 wrote to memory of 3028	2648	rundll32.exe	30
PID 2648 wrote to memory of 3028	2648	rundll32.exe	30
PID 3028 wrote to memory of 2752	3028	rundll32.exe	31
PID 3028 wrote to memory of 2752	3028	rundll32.exe	31
PID 3028 wrote to memory of 2752	3028	rundll32.exe	31
PID 3028 wrote to memory of 2752	3028	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_a76d2c71703518c8e81124441e395f917f917d9a3d50ec6f426f910dee38830e.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2648
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_a76d2c71703518c8e81124441e395f917f917d9a3d50ec6f426f910dee38830e.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:3028
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3028 -s 220
    3⤵
    - Program crash
    PID:2752

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/3028-0-0x00000000001E0000-0x00000000001E6000-memory.dmp

Filesize
24KB

Download
memory/3028-1-0x0000000074520000-0x000000007454F000-memory.dmp

Filesize
188KB

Download
memory/3028-3-0x00000000001E0000-0x00000000001E6000-memory.dmp

Filesize
24KB

Download