dridex | fcdc761e361aace966110aeb4d6708b4ad4d15718c27b2dba01364f8ef541a01

Analysis

max time kernel
119s
max time network
121s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
30/12/2024, 19:31

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General

Target

JaffaCakes118_fcdc761e361aace966110aeb4d6708b4ad4d15718c27b2dba01364f8ef541a01.dll
Size

188KB
MD5

7c9fa3c512743bc65e88532d22eee8ef
SHA1

5c8566181d4615948a511c1dbba8d5fe96562b8f
SHA256

fcdc761e361aace966110aeb4d6708b4ad4d15718c27b2dba01364f8ef541a01
SHA512

7e4782d282f92d681eacc45d7c19296a435ae7df5e00efa6a4f32aa7d57104c368ed6101bef26dc0bc8db0f5627ae1f6d06ed744c02977d620512cbe75911679
SSDEEP

3072:KteMq7hp/YIzA6BZvlWnTDN2GL9L8NLXWruiuUCzTOwwc0cIzP9qM:iq7fYIHBZkTB6DWruUCOwjt

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/1600-1-0x0000000075190000-0x00000000751C0000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2872	1600	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 2196 wrote to memory of 1600	2196	rundll32.exe	30
PID 2196 wrote to memory of 1600	2196	rundll32.exe	30
PID 2196 wrote to memory of 1600	2196	rundll32.exe	30
PID 2196 wrote to memory of 1600	2196	rundll32.exe	30
PID 2196 wrote to memory of 1600	2196	rundll32.exe	30
PID 2196 wrote to memory of 1600	2196	rundll32.exe	30
PID 2196 wrote to memory of 1600	2196	rundll32.exe	30
PID 1600 wrote to memory of 2872	1600	rundll32.exe	31
PID 1600 wrote to memory of 2872	1600	rundll32.exe	31
PID 1600 wrote to memory of 2872	1600	rundll32.exe	31
PID 1600 wrote to memory of 2872	1600	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_fcdc761e361aace966110aeb4d6708b4ad4d15718c27b2dba01364f8ef541a01.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2196
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_fcdc761e361aace966110aeb4d6708b4ad4d15718c27b2dba01364f8ef541a01.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1600
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1600 -s 300
    3⤵
    - Program crash
    PID:2872

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/1600-0-0x00000000000E0000-0x00000000000E6000-memory.dmp

Filesize
24KB

Download
memory/1600-1-0x0000000075190000-0x00000000751C0000-memory.dmp

Filesize
192KB

Download
memory/1600-3-0x00000000000E0000-0x00000000000E6000-memory.dmp

Filesize
24KB

Download