dridex | aab87aa8493186a7cc2d898ee5cf05955ed05ca89aaf72eb35109eb6f850ed33

Analysis

max time kernel
93s
max time network
140s
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 03:14

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General

Target

JaffaCakes118_aab87aa8493186a7cc2d898ee5cf05955ed05ca89aaf72eb35109eb6f850ed33.dll
Size

188KB
MD5

85b64c402216e45bc5963d47e0513e8c
SHA1

cfb3fb1707a52197702ba8d53815383e570e31c2
SHA256

aab87aa8493186a7cc2d898ee5cf05955ed05ca89aaf72eb35109eb6f850ed33
SHA512

980906b50b1614a6b636a56721dc3f1e171c521107e1f43b3615bd5229e0177285e71c4006fad7dde12360ebe070d78c30083606a451ae2f79712a55a4363627
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/3920-1-0x0000000074AA0000-0x0000000074AD0000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1884	3920	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 2796 wrote to memory of 3920	2796	rundll32.exe	83
PID 2796 wrote to memory of 3920	2796	rundll32.exe	83
PID 2796 wrote to memory of 3920	2796	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_aab87aa8493186a7cc2d898ee5cf05955ed05ca89aaf72eb35109eb6f850ed33.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2796
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_aab87aa8493186a7cc2d898ee5cf05955ed05ca89aaf72eb35109eb6f850ed33.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:3920
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3920 -s 692
    3⤵
    - Program crash
    PID:1884

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3920 -ip 3920
1⤵
PID:536

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/3920-0-0x00000000001F0000-0x00000000001F6000-memory.dmp

Filesize
24KB

Download
memory/3920-1-0x0000000074AA0000-0x0000000074AD0000-memory.dmp

Filesize
192KB

Download
memory/3920-3-0x00000000001F0000-0x00000000001F6000-memory.dmp

Filesize
24KB

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