dridex | bff9bc8a756ffdf8fdefa5f842a7c9da2fc26174fd68e54fe01a0c8828782bd0

Analysis

max time kernel
122s
max time network
122s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
24-12-2024 00:31

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General

Target

JaffaCakes118_bff9bc8a756ffdf8fdefa5f842a7c9da2fc26174fd68e54fe01a0c8828782bd0.dll
Size

188KB
MD5

71e4d8d9787d0369eb637f207a17cb13
SHA1

1a1da225aa35691bb921cc12540e28a4c76aae05
SHA256

bff9bc8a756ffdf8fdefa5f842a7c9da2fc26174fd68e54fe01a0c8828782bd0
SHA512

ed3968497294a42166c023873ff9b6f39b7883b65d434ad9d601c6d83e3d2d5abda00a458f10e000990b7dce10a35db2c984b364fa379e234175963f3c4382ea
SSDEEP

3072:GteMq7hp/YIzA6BZvlWnTDN2GL9L8NLXWruiuUCzTOwwc0cIzM9qM:uq7fYIHBZkTB6DWruUCOwjt

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
behavioral1/memory/2404-1-0x0000000074790000-0x00000000747C0000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2096	2404	WerFault.exe	30

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 11 IoCs

description	pid	Process	procid_target
PID 2348 wrote to memory of 2404	2348	rundll32.exe	30
PID 2348 wrote to memory of 2404	2348	rundll32.exe	30
PID 2348 wrote to memory of 2404	2348	rundll32.exe	30
PID 2348 wrote to memory of 2404	2348	rundll32.exe	30
PID 2348 wrote to memory of 2404	2348	rundll32.exe	30
PID 2348 wrote to memory of 2404	2348	rundll32.exe	30
PID 2348 wrote to memory of 2404	2348	rundll32.exe	30
PID 2404 wrote to memory of 2096	2404	rundll32.exe	31
PID 2404 wrote to memory of 2096	2404	rundll32.exe	31
PID 2404 wrote to memory of 2096	2404	rundll32.exe	31
PID 2404 wrote to memory of 2096	2404	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_bff9bc8a756ffdf8fdefa5f842a7c9da2fc26174fd68e54fe01a0c8828782bd0.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2348
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_bff9bc8a756ffdf8fdefa5f842a7c9da2fc26174fd68e54fe01a0c8828782bd0.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2404
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2404 -s 300
    3⤵
    - Program crash
    PID:2096

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/2404-0-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

Download
memory/2404-1-0x0000000074790000-0x00000000747C0000-memory.dmp

Filesize
192KB

Download
memory/2404-4-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

Download