dridex | 3d6ccee07d3c3ffd642c77c80aa3887d49128e53d032013e8add741935dd1741

Analysis

max time kernel
120s
max time network
120s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
23/12/2024, 17:57

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General

Target

JaffaCakes118_3d6ccee07d3c3ffd642c77c80aa3887d49128e53d032013e8add741935dd1741.dll
Size

188KB
MD5

c580482a21d1b234d8a7e4ebb3f876ee
SHA1

e3825d5470b00c86bb887ea16837ca3ce449e955
SHA256

3d6ccee07d3c3ffd642c77c80aa3887d49128e53d032013e8add741935dd1741
SHA512

2278a730c8b681bdb4d2c468d8bbcbe3adbe3da71d96046be84ba125974860fe0855ce72191453282daea4c88d45003dacf92a3a5264c3ab40d3a08d7094edd0
SSDEEP

3072:vteMq7hp/YIzA6BZvlWnTDN2GL9L8NLXWruiuUCzTOwwc0cIzA9qM:3q7fYIHBZkTB6DWruUCOwjt

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/1088-1-0x0000000074AC0000-0x0000000074AF0000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2780	1088	WerFault.exe	31

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 2220 wrote to memory of 1088	2220	rundll32.exe	31
PID 2220 wrote to memory of 1088	2220	rundll32.exe	31
PID 2220 wrote to memory of 1088	2220	rundll32.exe	31
PID 2220 wrote to memory of 1088	2220	rundll32.exe	31
PID 2220 wrote to memory of 1088	2220	rundll32.exe	31
PID 2220 wrote to memory of 1088	2220	rundll32.exe	31
PID 2220 wrote to memory of 1088	2220	rundll32.exe	31
PID 1088 wrote to memory of 2780	1088	rundll32.exe	32
PID 1088 wrote to memory of 2780	1088	rundll32.exe	32
PID 1088 wrote to memory of 2780	1088	rundll32.exe	32
PID 1088 wrote to memory of 2780	1088	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_3d6ccee07d3c3ffd642c77c80aa3887d49128e53d032013e8add741935dd1741.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2220
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_3d6ccee07d3c3ffd642c77c80aa3887d49128e53d032013e8add741935dd1741.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1088
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1088 -s 300
    3⤵
    - Program crash
    PID:2780

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/1088-0-0x00000000001B0000-0x00000000001B6000-memory.dmp

Filesize
24KB

Download
memory/1088-1-0x0000000074AC0000-0x0000000074AF0000-memory.dmp

Filesize
192KB

Download
memory/1088-3-0x00000000001B0000-0x00000000001B6000-memory.dmp

Filesize
24KB

Download