dridex | 1d59c42768ab9e4c93f9f4fd01634dfc7dd14d0b958b1b29e7ef69397ea54065

Analysis

max time kernel
93s
max time network
95s
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 13:46

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General

Target

JaffaCakes118_1d59c42768ab9e4c93f9f4fd01634dfc7dd14d0b958b1b29e7ef69397ea54065.dll
Size

184KB
MD5

4c7c24a24b6d0f8f99ab379e69f255ae
SHA1

77bc169910951f61078ae3840414e40021b81f6a
SHA256

1d59c42768ab9e4c93f9f4fd01634dfc7dd14d0b958b1b29e7ef69397ea54065
SHA512

063f60c424f521d5659e4a651d5811005c72f60d24f7678d1d8aef1809a996d34a28221a1f194412aaf58c5069c61a2ee9cc4cab7498976244c0aade01a2326d
SSDEEP

3072:UiLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eao2lzoxss7:UiLVCIT4WK2z1W+CUHZj4Skq/eaokoC

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/4316-1-0x0000000074A00000-0x0000000074A2F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
668	4316	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 1360 wrote to memory of 4316	1360	rundll32.exe	83
PID 1360 wrote to memory of 4316	1360	rundll32.exe	83
PID 1360 wrote to memory of 4316	1360	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_1d59c42768ab9e4c93f9f4fd01634dfc7dd14d0b958b1b29e7ef69397ea54065.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1360
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_1d59c42768ab9e4c93f9f4fd01634dfc7dd14d0b958b1b29e7ef69397ea54065.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:4316
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4316 -s 616
    3⤵
    - Program crash
    PID:668

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 416 -p 4316 -ip 4316
1⤵
PID:4124

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/4316-0-0x0000000001180000-0x0000000001186000-memory.dmp

Filesize
24KB

Download
memory/4316-1-0x0000000074A00000-0x0000000074A2F000-memory.dmp

Filesize
188KB

Download
memory/4316-3-0x0000000001180000-0x0000000001186000-memory.dmp

Filesize
24KB

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