dridex | 27a51472bfbcfb7cb04e79b0632f90d99d8439c629c4bdc89c839c11d8ab2020

Analysis

max time kernel
149s
max time network
150s
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 05:31

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General

Target

JaffaCakes118_27a51472bfbcfb7cb04e79b0632f90d99d8439c629c4bdc89c839c11d8ab2020.dll
Size

184KB
MD5

454e4df5f63769ea56351c57ca0f7abc
SHA1

7d29de2a7a3238c823176c8f928814ea96116d27
SHA256

27a51472bfbcfb7cb04e79b0632f90d99d8439c629c4bdc89c839c11d8ab2020
SHA512

0facf3374ecbdf36b20023e3b179e2f65b91800fea4b201e1255bb277fed69db5d9760df0234926a3dc48d1cdf12f3376d4c8ebe550c0acb5795011373b99328
SSDEEP

3072:liLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eaollzoxss7:liLVCIT4WK2z1W+CUHZj4Skq/eaoroC

Score

10^/10

dridex 22202 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22202

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 1 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

resource	yara_rule
behavioral2/memory/3372-0-0x00000000752B0000-0x00000000752DF000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1184	3372	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 1968 wrote to memory of 3372	1968	rundll32.exe	83
PID 1968 wrote to memory of 3372	1968	rundll32.exe	83
PID 1968 wrote to memory of 3372	1968	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_27a51472bfbcfb7cb04e79b0632f90d99d8439c629c4bdc89c839c11d8ab2020.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1968
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_27a51472bfbcfb7cb04e79b0632f90d99d8439c629c4bdc89c839c11d8ab2020.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:3372
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3372 -s 616
    3⤵
    - Program crash
    PID:1184

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 428 -p 3372 -ip 3372
1⤵
PID:4828

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/3372-0-0x00000000752B0000-0x00000000752DF000-memory.dmp

Filesize
188KB

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memory/3372-2-0x0000000000950000-0x0000000000956000-memory.dmp

Filesize
24KB

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