dridex | b07c9ea8dc80b4e350854d5c39259b2bed13477831b8b22e6d1b076d209e3db7

Analysis

max time kernel
94s
max time network
148s
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, 22:34

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General

Target

JaffaCakes118_b07c9ea8dc80b4e350854d5c39259b2bed13477831b8b22e6d1b076d209e3db7.dll
Size

188KB
MD5

55a6fe5865eb1ff46a8b806278d5b757
SHA1

247022a7abe1f9c2d7c39026c0c35e91d384ed05
SHA256

b07c9ea8dc80b4e350854d5c39259b2bed13477831b8b22e6d1b076d209e3db7
SHA512

31817b70901f8b039c5d0b31a7293793ab5eda59e28b73680e06ea748c82702a16bfbd8e78cb88db86cef62ebec62172456e23120d3ba9e79fbeb2a1ff307fa0
SSDEEP

3072:steMq7hp/YIzA6BZvlWnTDN2GL9L8NLXWruiuUCzTOwwc0cIzo9qM:Qq7fYIHBZkTB6DWruUCOwjt

Score

10^/10

dridex 22201 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22201

103.87.173.60:443

45.32.243.209:8116

207.180.208.54:4664

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/4272-0-0x0000000075590000-0x00000000755C0000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2696	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 4528 wrote to memory of 4272	4528	rundll32.exe	83
PID 4528 wrote to memory of 4272	4528	rundll32.exe	83
PID 4528 wrote to memory of 4272	4528	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_b07c9ea8dc80b4e350854d5c39259b2bed13477831b8b22e6d1b076d209e3db7.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4528
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_b07c9ea8dc80b4e350854d5c39259b2bed13477831b8b22e6d1b076d209e3db7.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 692
    3⤵
    - Program crash
    PID:2696

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4272 -ip 4272
1⤵
PID:3712

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/4272-0-0x0000000075590000-0x00000000755C0000-memory.dmp

Filesize
192KB

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memory/4272-2-0x0000000000E70000-0x0000000000E76000-memory.dmp

Filesize
24KB

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