dridex | 90f5957a879043e8232309e769ba07c6849637a81737e87e306c52ba529a00aa

Analysis

max time kernel
149s
max time network
153s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
25/12/2024, 06:53

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General

Target

JaffaCakes118_90f5957a879043e8232309e769ba07c6849637a81737e87e306c52ba529a00aa.dll
Size

184KB
MD5

04bd510d07cb5d574dd764cab811f81f
SHA1

6c28577e0b4c5c297df9138cb14861f024611fc8
SHA256

90f5957a879043e8232309e769ba07c6849637a81737e87e306c52ba529a00aa
SHA512

cb9953ecf27100f5637f58f101d24189fc2db162e07cb73a35e31a8c1333ef7c0e46620373612a5ebdf8facdd24212066c5cf14a7164f702f54fbfd763992f33
SSDEEP

3072:ViLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eao7lzoxss7:ViLVCIT4WK2z1W+CUHZj4Skq/eaoBoC

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/3608-1-0x0000000074BB0000-0x0000000074BDF000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4020	3608	WerFault.exe	82

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 4816 wrote to memory of 3608	4816	rundll32.exe	82
PID 4816 wrote to memory of 3608	4816	rundll32.exe	82
PID 4816 wrote to memory of 3608	4816	rundll32.exe	82

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_90f5957a879043e8232309e769ba07c6849637a81737e87e306c52ba529a00aa.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4816
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_90f5957a879043e8232309e769ba07c6849637a81737e87e306c52ba529a00aa.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:3608
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3608 -s 616
    3⤵
    - Program crash
    PID:4020

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3608 -ip 3608
1⤵
PID:5064

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/3608-0-0x00000000005F0000-0x00000000005F6000-memory.dmp

Filesize
24KB

Download
memory/3608-1-0x0000000074BB0000-0x0000000074BDF000-memory.dmp

Filesize
188KB

Download
memory/3608-3-0x00000000005F0000-0x00000000005F6000-memory.dmp

Filesize
24KB

Download