dridex | 3c298c1010e74a21fdfe0e04e95578d9b27c6ed09a4851cbd507a4c1e3a728af

Analysis

max time kernel
94s
max time network
137s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
23/12/2024, 22:01

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General

Target

JaffaCakes118_3c298c1010e74a21fdfe0e04e95578d9b27c6ed09a4851cbd507a4c1e3a728af.dll
Size

188KB
MD5

18d666ec4f4399f7ff86a5b48203eb81
SHA1

187cc0d6717efce5a99c477d35f4570ff684fdc1
SHA256

3c298c1010e74a21fdfe0e04e95578d9b27c6ed09a4851cbd507a4c1e3a728af
SHA512

1a389b98afa72003b10016f13d269bf86aaac7f1e4bad8f578347cbb6ff89b5be9ba661e84c9e5cc1577ca37140ac37ef0f1f6af0c0dc1308d3ca589709cd436
SSDEEP

3072:8A8JmK7ATVfQeVqNFZa/9KzMXJ6jTFDlAwqWut5KZMzfeAAAoLo:8zIqATVfQeV2FZalKq6jtGJWuTmd

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/4272-1-0x0000000075120000-0x0000000075150000-memory.dmp	dridex_ldr
behavioral2/memory/4272-2-0x0000000075120000-0x0000000075150000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4892	4272	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 4936 wrote to memory of 4272	4936	rundll32.exe	83
PID 4936 wrote to memory of 4272	4936	rundll32.exe	83
PID 4936 wrote to memory of 4272	4936	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_3c298c1010e74a21fdfe0e04e95578d9b27c6ed09a4851cbd507a4c1e3a728af.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4936
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_3c298c1010e74a21fdfe0e04e95578d9b27c6ed09a4851cbd507a4c1e3a728af.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:4272
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4272 -s 688
    3⤵
    - Program crash
    PID:4892

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 460 -p 4272 -ip 4272
1⤵
PID:2436

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/4272-0-0x0000000000FC0000-0x0000000000FC6000-memory.dmp

Filesize
24KB

Download
memory/4272-1-0x0000000075120000-0x0000000075150000-memory.dmp

Filesize
192KB

Download
memory/4272-3-0x0000000000FC0000-0x0000000000FC6000-memory.dmp

Filesize
24KB

Download
memory/4272-2-0x0000000075120000-0x0000000075150000-memory.dmp

Filesize
192KB

Download