dridex | a4a0c22cce2e862b3ca6be3d0d5807e3b117b3c476b4da6694d0cc8d00c91f25

Analysis

max time kernel
148s
max time network
153s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
24-12-2024 10:28

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General

Target

JaffaCakes118_a4a0c22cce2e862b3ca6be3d0d5807e3b117b3c476b4da6694d0cc8d00c91f25.dll
Size

188KB
MD5

4be0ce7a99730428e3ac65213076327f
SHA1

a340942b001ecc2fd27942ddd3eae1c887682057
SHA256

a4a0c22cce2e862b3ca6be3d0d5807e3b117b3c476b4da6694d0cc8d00c91f25
SHA512

d47dddd97a9db9761e2c24ef2053be65a99a5ec3cd4b49cf1da7633cdb538659682d1ecb0ed4cf8e933c3eeaa59000e88f53dc5a010d9dd405c5127bc294c161
SSDEEP

3072:9A8JmK7ATVfQeVqNFZa/9KzMXJ6jTFDlAwqWut5KZMzfeAAAoMo:9zIqATVfQeV2FZalKq6jtGJWuTmd

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
behavioral2/memory/1016-0-0x0000000074C10000-0x0000000074C40000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1172	1016	WerFault.exe	83

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 2248 wrote to memory of 1016	2248	rundll32.exe	83
PID 2248 wrote to memory of 1016	2248	rundll32.exe	83
PID 2248 wrote to memory of 1016	2248	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_a4a0c22cce2e862b3ca6be3d0d5807e3b117b3c476b4da6694d0cc8d00c91f25.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2248
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_a4a0c22cce2e862b3ca6be3d0d5807e3b117b3c476b4da6694d0cc8d00c91f25.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:1016
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1016 -s 664
    3⤵
    - Program crash
    PID:1172

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 428 -p 1016 -ip 1016
1⤵
PID:1680

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/1016-0-0x0000000074C10000-0x0000000074C40000-memory.dmp

Filesize
192KB

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memory/1016-2-0x0000000002AF0000-0x0000000002AF6000-memory.dmp

Filesize
24KB

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