dridex | 9cf3b0e4a45b86c71c46cee3febf0a8c4fa0f92b028a5f7d1d8e4fe3a04c55e1

Analysis

max time kernel
94s
max time network
143s
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 11:35

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General

Target

JaffaCakes118_9cf3b0e4a45b86c71c46cee3febf0a8c4fa0f92b028a5f7d1d8e4fe3a04c55e1.dll
Size

184KB
MD5

cb27997e191686eca25dd11eb47a0f15
SHA1

71ec24948ab5acde4d4ee6a1fdadf8f73d6a7250
SHA256

9cf3b0e4a45b86c71c46cee3febf0a8c4fa0f92b028a5f7d1d8e4fe3a04c55e1
SHA512

efa30f769f3ab9bc0e7de68dfdeabf40576470c48ebbff284ceb4a3f96918c674a46ffb9fe973ad5eb19094c98835a7435203a4a4f9dc54907c14bf0ff4a2107
SSDEEP

3072:liLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eaoDlzoxss7:liLVCIT4WK2z1W+CUHZj4Skq/eaoZoC

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/4900-1-0x0000000074AA0000-0x0000000074ACF000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4472	4900	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 1392 wrote to memory of 4900	1392	rundll32.exe	83
PID 1392 wrote to memory of 4900	1392	rundll32.exe	83
PID 1392 wrote to memory of 4900	1392	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_9cf3b0e4a45b86c71c46cee3febf0a8c4fa0f92b028a5f7d1d8e4fe3a04c55e1.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1392
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_9cf3b0e4a45b86c71c46cee3febf0a8c4fa0f92b028a5f7d1d8e4fe3a04c55e1.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:4900
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4900 -s 616
    3⤵
    - Program crash
    PID:4472

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4900 -ip 4900
1⤵
PID:3684

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/4900-0-0x0000000000F40000-0x0000000000F46000-memory.dmp

Filesize
24KB

Download
memory/4900-1-0x0000000074AA0000-0x0000000074ACF000-memory.dmp

Filesize
188KB

Download
memory/4900-3-0x0000000000F40000-0x0000000000F46000-memory.dmp

Filesize
24KB

Download