dridex | 45d9db1db9107015df8f51234b2d7fa2ec9252854879c030b3ac0dd38efe041d

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, 19:57

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General

Target

JaffaCakes118_45d9db1db9107015df8f51234b2d7fa2ec9252854879c030b3ac0dd38efe041d.dll
Size

184KB
MD5

9b8b931cef8f020a9badf114e990e404
SHA1

06aa49d8e4fc9046e65c566402456f4e973e5268
SHA256

45d9db1db9107015df8f51234b2d7fa2ec9252854879c030b3ac0dd38efe041d
SHA512

ea8da629b77f522272369de1e30112f7fab0e36ab12cf049cc4d0918c2ef3fbe287747b2331be59b60e2987c686c90befc2dd48fbd586a96e34ca9697b3cda65
SSDEEP

3072:aJQ6H3ykY88YOSs+k1TwEuTcMIznNuOzlr1Xznku9Luk0eJww8Jna//2uFrSc:7fYOX+wTScR/Xzku9LVw0uG

Score

10^/10

dridex 22201 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22201

80.241.218.90:443

103.161.172.109:13786

87.98.128.76:5723

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 2 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

resource	yara_rule
behavioral2/memory/3232-1-0x0000000074A20000-0x0000000074A4F000-memory.dmp	dridex_ldr
behavioral2/memory/3232-2-0x0000000074A20000-0x0000000074A4F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4596	3232	WerFault.exe	82

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 4932 wrote to memory of 3232	4932	rundll32.exe	82
PID 4932 wrote to memory of 3232	4932	rundll32.exe	82
PID 4932 wrote to memory of 3232	4932	rundll32.exe	82

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_45d9db1db9107015df8f51234b2d7fa2ec9252854879c030b3ac0dd38efe041d.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4932
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_45d9db1db9107015df8f51234b2d7fa2ec9252854879c030b3ac0dd38efe041d.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:3232
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3232 -s 624
    3⤵
    - Program crash
    PID:4596

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 3232 -ip 3232
1⤵
PID:2416

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/3232-0-0x0000000000650000-0x0000000000656000-memory.dmp

Filesize
24KB

Download
memory/3232-1-0x0000000074A20000-0x0000000074A4F000-memory.dmp

Filesize
188KB

Download
memory/3232-2-0x0000000074A20000-0x0000000074A4F000-memory.dmp

Filesize
188KB

Download
memory/3232-3-0x0000000000650000-0x0000000000656000-memory.dmp

Filesize
24KB

Download