dridex | 43350b0be24968f5ca3a7dba6e35feb3b08f80e7ca9cc1fb82287786ab7e9415

Analysis

max time kernel
95s
max time network
148s
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 19:29

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General

Target

JaffaCakes118_43350b0be24968f5ca3a7dba6e35feb3b08f80e7ca9cc1fb82287786ab7e9415.dll
Size

171KB
MD5

319cd4e5e9451a594d6b9b660cb1b638
SHA1

5def0bf0b0f01a585ebb55eff45031ccf349c45a
SHA256

43350b0be24968f5ca3a7dba6e35feb3b08f80e7ca9cc1fb82287786ab7e9415
SHA512

9467023b66fd7c9ddef107b2a28b6b185fea30f33dfbcea8551876552a94aec2520947023be698ab58d39994d69ca4edfbe750786c8139a9905ad96e3473d81b
SSDEEP

3072:Xi49mEb06hs9BPEmmvt7dNbTqub9Un7WpVJBR13LSoAH7Dk0ZT:XH9RVaPEmsdHdbQUbd2H3

Score

10^/10

dridex 22201 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22201

128.199.200.38:443

192.163.233.216:6601

43.229.206.244:4125

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/3728-0-0x0000000074FD0000-0x0000000075000000-memory.dmp	dridex_ldr
behavioral2/memory/3728-3-0x0000000074FD0000-0x0000000075000000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4856	3728	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 4388 wrote to memory of 3728	4388	rundll32.exe	82
PID 4388 wrote to memory of 3728	4388	rundll32.exe	82
PID 4388 wrote to memory of 3728	4388	rundll32.exe	82

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_43350b0be24968f5ca3a7dba6e35feb3b08f80e7ca9cc1fb82287786ab7e9415.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4388
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_43350b0be24968f5ca3a7dba6e35feb3b08f80e7ca9cc1fb82287786ab7e9415.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:3728
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3728 -s 664
    3⤵
    - Program crash
    PID:4856

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3728 -ip 3728
1⤵
PID:4120

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/3728-0-0x0000000074FD0000-0x0000000075000000-memory.dmp

Filesize
192KB

Download
memory/3728-2-0x0000000000FF0000-0x0000000000FF6000-memory.dmp

Filesize
24KB

Download
memory/3728-3-0x0000000074FD0000-0x0000000075000000-memory.dmp

Filesize
192KB

Download