dridex | 6e4822527e24bc2b261d82a9321952bdd986a9aacd48aac483f18a3059fe91be

Analysis

max time kernel
92s
max time network
144s
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 00:23

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General

Target

JaffaCakes118_6e4822527e24bc2b261d82a9321952bdd986a9aacd48aac483f18a3059fe91be.dll
Size

188KB
MD5

3a99db933e46828bf69e4f0cdb99b6a6
SHA1

7c44b74ccc8e72bb436d0101408b075bb3f8f569
SHA256

6e4822527e24bc2b261d82a9321952bdd986a9aacd48aac483f18a3059fe91be
SHA512

937f5285e6ceffb65d7abc30a4641c37926594983bd4ff92a979ffa22fc28f1ebb1f4ed9661b127fde5c1f7076f197e18e65929286e6175540115213238aac3f
SSDEEP

3072:CteMq7hp/YIzA6BZvlWnTDN2GL9L8NLXWruiuUCzTOwwc0cIzx9qM: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/964-0-0x0000000074F10000-0x0000000074F40000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1392	964	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 4260 wrote to memory of 964	4260	rundll32.exe	83
PID 4260 wrote to memory of 964	4260	rundll32.exe	83
PID 4260 wrote to memory of 964	4260	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_6e4822527e24bc2b261d82a9321952bdd986a9aacd48aac483f18a3059fe91be.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4260
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_6e4822527e24bc2b261d82a9321952bdd986a9aacd48aac483f18a3059fe91be.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:964
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 964 -s 692
    3⤵
    - Program crash
    PID:1392

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 204 -p 964 -ip 964
1⤵
PID:2840

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

Replay Monitor

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Downloads

memory/964-1-0x00000000028B0000-0x00000000028B6000-memory.dmp

Filesize
24KB

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memory/964-0-0x0000000074F10000-0x0000000074F40000-memory.dmp

Filesize
192KB

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