dridex | 3a2e52d29c1c65fd9db1d9dde9655470d4162f46704d936637c3a673a6916561

Analysis

max time kernel
95s
max time network
146s
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 11:09

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General

Target

JaffaCakes118_3a2e52d29c1c65fd9db1d9dde9655470d4162f46704d936637c3a673a6916561.dll
Size

188KB
MD5

efe92d9adf3cee5a469d8bd450ddd9c4
SHA1

3efdfc52613040fa70733342b352c87f8c64e534
SHA256

3a2e52d29c1c65fd9db1d9dde9655470d4162f46704d936637c3a673a6916561
SHA512

3bd5ed408ef6e725ee5cef9fca995d7d0169aac83c7f80e9a0a619fc371cc4fae2d8f49f27e46c7b97f9d8d30f20c209d1be4311aad4557e29a687739321aa9c
SSDEEP

3072:cA8JmK7ATVfQeVqNFZa/9KzMXJ6jTFDlAwqWut5KZMzfeAAAo+o:czIqATVfQeV2FZalKq6jtGJWuTmd

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/244-1-0x0000000075270000-0x00000000752A0000-memory.dmp	dridex_ldr
behavioral2/memory/244-2-0x0000000075270000-0x00000000752A0000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4292	244	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 3824 wrote to memory of 244	3824	rundll32.exe	82
PID 3824 wrote to memory of 244	3824	rundll32.exe	82
PID 3824 wrote to memory of 244	3824	rundll32.exe	82

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_3a2e52d29c1c65fd9db1d9dde9655470d4162f46704d936637c3a673a6916561.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3824
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_3a2e52d29c1c65fd9db1d9dde9655470d4162f46704d936637c3a673a6916561.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:244
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 244 -s 664
    3⤵
    - Program crash
    PID:4292

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 436 -p 244 -ip 244
1⤵
PID:1932

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/244-0-0x00000000024F0000-0x00000000024F6000-memory.dmp

Filesize
24KB

Download
memory/244-1-0x0000000075270000-0x00000000752A0000-memory.dmp

Filesize
192KB

Download
memory/244-2-0x0000000075270000-0x00000000752A0000-memory.dmp

Filesize
192KB

Download
memory/244-3-0x00000000024F0000-0x00000000024F6000-memory.dmp

Filesize
24KB

Download