dridex | 76b915c13c9484f104f45f6736c691b5258ea4eb6b3d33d66e0961a948bde755

Analysis

max time kernel
120s
max time network
120s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
23/12/2024, 21:40

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General

Target

JaffaCakes118_76b915c13c9484f104f45f6736c691b5258ea4eb6b3d33d66e0961a948bde755.dll
Size

188KB
MD5

d6cbce663d800d6eaef3cf3a8af52b2c
SHA1

e780f2f7e303e72800844c84fe297ebeee094226
SHA256

76b915c13c9484f104f45f6736c691b5258ea4eb6b3d33d66e0961a948bde755
SHA512

b4d692361a6a61770c73b6727790f31d2bff7cb5a52de308410b88f0be485a759ccf2fab5fd26a47c9c334fb2fe5b593b9c93dab141b48cbef2550468c361d90
SSDEEP

3072:2A8JmK7ATVfQeVqNFZa/9KzMXJ6jTFDlAwqWut5KZMzfeAAAo0o:2zIqATVfQeV2FZalKq6jtGJWuTmd

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/2520-1-0x00000000753E0000-0x0000000075410000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2544	2520	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 2408 wrote to memory of 2520	2408	rundll32.exe	31
PID 2408 wrote to memory of 2520	2408	rundll32.exe	31
PID 2408 wrote to memory of 2520	2408	rundll32.exe	31
PID 2408 wrote to memory of 2520	2408	rundll32.exe	31
PID 2408 wrote to memory of 2520	2408	rundll32.exe	31
PID 2408 wrote to memory of 2520	2408	rundll32.exe	31
PID 2408 wrote to memory of 2520	2408	rundll32.exe	31
PID 2520 wrote to memory of 2544	2520	rundll32.exe	32
PID 2520 wrote to memory of 2544	2520	rundll32.exe	32
PID 2520 wrote to memory of 2544	2520	rundll32.exe	32
PID 2520 wrote to memory of 2544	2520	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_76b915c13c9484f104f45f6736c691b5258ea4eb6b3d33d66e0961a948bde755.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2408
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_76b915c13c9484f104f45f6736c691b5258ea4eb6b3d33d66e0961a948bde755.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2520
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2520 -s 300
    3⤵
    - Program crash
    PID:2544

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/2520-0-0x0000000000160000-0x0000000000166000-memory.dmp

Filesize
24KB

Download
memory/2520-1-0x00000000753E0000-0x0000000075410000-memory.dmp

Filesize
192KB

Download
memory/2520-3-0x0000000000160000-0x0000000000166000-memory.dmp

Filesize
24KB

Download