dridex | ea5a99a63e53fcdfc5786236b8e15df1cfc27eefb3460aff74c43f75ac6beebc

Analysis

max time kernel
148s
max time network
149s
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 22:55

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General

Target

JaffaCakes118_ea5a99a63e53fcdfc5786236b8e15df1cfc27eefb3460aff74c43f75ac6beebc.dll
Size

184KB
MD5

25db468f88820abdc3a27f90b7814d90
SHA1

ff1cf7dd7586cd66488fce913139a4019428c25a
SHA256

ea5a99a63e53fcdfc5786236b8e15df1cfc27eefb3460aff74c43f75ac6beebc
SHA512

4e9b264601b50fafdbfad05b1ea070771463578ded5e9a763627c0bf14bbc6de23d9f97062d90e15c96ff949211a094e4c9bf839d7b55dae71b1bd23350eb39e
SSDEEP

3072:092qSmHOhnWpPI1ybmJIiC00PArIojHTYVBCn+rs3Ss3qLMTrrLA:09NSMOEpQ1Q3ODAr+VL

Score

10^/10

dridex 22203 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22203

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/2024-1-0x00000000755B0000-0x00000000755DF000-memory.dmp	dridex_ldr
behavioral2/memory/2024-2-0x00000000755B0000-0x00000000755DF000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4496	2024	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 4852 wrote to memory of 2024	4852	rundll32.exe	83
PID 4852 wrote to memory of 2024	4852	rundll32.exe	83
PID 4852 wrote to memory of 2024	4852	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_ea5a99a63e53fcdfc5786236b8e15df1cfc27eefb3460aff74c43f75ac6beebc.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4852
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_ea5a99a63e53fcdfc5786236b8e15df1cfc27eefb3460aff74c43f75ac6beebc.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2024
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2024 -s 616
    3⤵
    - Program crash
    PID:4496

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 416 -p 2024 -ip 2024
1⤵
PID:3448

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/2024-0-0x0000000000670000-0x0000000000676000-memory.dmp

Filesize
24KB

Download
memory/2024-1-0x00000000755B0000-0x00000000755DF000-memory.dmp

Filesize
188KB

Download
memory/2024-2-0x00000000755B0000-0x00000000755DF000-memory.dmp

Filesize
188KB

Download
memory/2024-3-0x0000000000670000-0x0000000000676000-memory.dmp

Filesize
24KB

Download