dridex | a4c3eb0e0f7b31aa5e92c537247696badd06d8484021adf177b1ec45893b51a7

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
30-12-2024 20:52

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General

Target

JaffaCakes118_a4c3eb0e0f7b31aa5e92c537247696badd06d8484021adf177b1ec45893b51a7.dll
Size

188KB
MD5

0486295b29f80dce84e6ccd5cca033a9
SHA1

37f59b699d21c508245742d91123090d93f2e665
SHA256

a4c3eb0e0f7b31aa5e92c537247696badd06d8484021adf177b1ec45893b51a7
SHA512

3f1663dc93aa4af88550ff3563d0ea0319e6e1b1c82b73dcba683b12da5274c77af187e9e10b1fbb5d2380e34eed9e4b5de0fcaed52fbcc282b54506da3a56c2
SSDEEP

3072:wA8JmK7ATVfQeVqNFZa/9KzMXJ6jTFDlAwqWut5KZMzfeAAAobo:wzIqATVfQeV2FZalKq6jtGJWuTmd

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/2508-1-0x0000000074A40000-0x0000000074A70000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2548	2508	WerFault.exe	29

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 1780 wrote to memory of 2508	1780	rundll32.exe	29
PID 1780 wrote to memory of 2508	1780	rundll32.exe	29
PID 1780 wrote to memory of 2508	1780	rundll32.exe	29
PID 1780 wrote to memory of 2508	1780	rundll32.exe	29
PID 1780 wrote to memory of 2508	1780	rundll32.exe	29
PID 1780 wrote to memory of 2508	1780	rundll32.exe	29
PID 1780 wrote to memory of 2508	1780	rundll32.exe	29
PID 2508 wrote to memory of 2548	2508	rundll32.exe	30
PID 2508 wrote to memory of 2548	2508	rundll32.exe	30
PID 2508 wrote to memory of 2548	2508	rundll32.exe	30
PID 2508 wrote to memory of 2548	2508	rundll32.exe	30

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_a4c3eb0e0f7b31aa5e92c537247696badd06d8484021adf177b1ec45893b51a7.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1780
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_a4c3eb0e0f7b31aa5e92c537247696badd06d8484021adf177b1ec45893b51a7.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2508
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2508 -s 300
    3⤵
    - Program crash
    PID:2548

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/2508-0-0x00000000001E0000-0x00000000001E6000-memory.dmp

Filesize
24KB

Download
memory/2508-1-0x0000000074A40000-0x0000000074A70000-memory.dmp

Filesize
192KB

Download
memory/2508-3-0x00000000001E0000-0x00000000001E6000-memory.dmp

Filesize
24KB

Download