dridex | 05628dcb23b595c28b77c8f53f02d680d6c437ca42ff993ab13452172a5e0b23

Analysis

max time kernel
150s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
30/12/2024, 21:55

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General

Target

JaffaCakes118_05628dcb23b595c28b77c8f53f02d680d6c437ca42ff993ab13452172a5e0b23.dll
Size

188KB
MD5

735124646b181328200dd7ad24261e42
SHA1

449f4457fee0ccead4ebe96bfa0b1a62e1c62467
SHA256

05628dcb23b595c28b77c8f53f02d680d6c437ca42ff993ab13452172a5e0b23
SHA512

2cea36086f6c2361c0ef88709f1059124a8b9ea3fe24b1e05ae81a146fcfdcf5bc44a9e052ae8128ab3e813a6b950b49355303724a750a4f035abc57d4e381d9
SSDEEP

3072:kA8JmK7ATVfQeVqNFZa/9KzMXJ6jTFDlAwqWut5KZMzfeAAAo4o:kzIqATVfQeV2FZalKq6jtGJWuTmd

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 2 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

resource	yara_rule
behavioral2/memory/924-1-0x0000000074FC0000-0x0000000074FF0000-memory.dmp	dridex_ldr
behavioral2/memory/924-2-0x0000000074FC0000-0x0000000074FF0000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3496	924	WerFault.exe	82

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 3996 wrote to memory of 924	3996	rundll32.exe	82
PID 3996 wrote to memory of 924	3996	rundll32.exe	82
PID 3996 wrote to memory of 924	3996	rundll32.exe	82

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_05628dcb23b595c28b77c8f53f02d680d6c437ca42ff993ab13452172a5e0b23.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3996
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_05628dcb23b595c28b77c8f53f02d680d6c437ca42ff993ab13452172a5e0b23.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:924
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 924 -s 688
    3⤵
    - Program crash
    PID:3496

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 436 -p 924 -ip 924
1⤵
PID:4356

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/924-0-0x00000000013C0000-0x00000000013C6000-memory.dmp

Filesize
24KB

Download
memory/924-1-0x0000000074FC0000-0x0000000074FF0000-memory.dmp

Filesize
192KB

Download
memory/924-3-0x00000000013C0000-0x00000000013C6000-memory.dmp

Filesize
24KB

Download
memory/924-2-0x0000000074FC0000-0x0000000074FF0000-memory.dmp

Filesize
192KB

Download