dridex | ef3b74c61bce667054e0130f31e9fd1142a583135b3ac4c79093bd16b5328187

Analysis

max time kernel
93s
max time network
144s
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, 21:07

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General

Target

JaffaCakes118_ef3b74c61bce667054e0130f31e9fd1142a583135b3ac4c79093bd16b5328187.dll
Size

163KB
MD5

14ed8f8766e04987251d81a6d7f32970
SHA1

2f6a9252f005615f30024fea1e27d18d23488556
SHA256

ef3b74c61bce667054e0130f31e9fd1142a583135b3ac4c79093bd16b5328187
SHA512

b9c5a2aeedc97d220f4f8b5b82b196d2918ceeefa8e98b2f057090a419f52aa0cba6ead7176484764c76166cc4862568a9baa01425713fd23df734ea20ef1cb3
SSDEEP

3072:99F/oNrQb4xVubbXP/NTccbsFvCeLmXH57V30e8Pj:99F6rQXvFczvYpQP

Score

10^/10

dridex 22201 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22201

43.229.206.212:443

82.209.17.209:8172

162.241.209.225:4125

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 1 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

resource	yara_rule
behavioral2/memory/452-0-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3244	452	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 540 wrote to memory of 452	540	rundll32.exe	83
PID 540 wrote to memory of 452	540	rundll32.exe	83
PID 540 wrote to memory of 452	540	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_ef3b74c61bce667054e0130f31e9fd1142a583135b3ac4c79093bd16b5328187.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:540
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_ef3b74c61bce667054e0130f31e9fd1142a583135b3ac4c79093bd16b5328187.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:452
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 452 -s 716
    3⤵
    - Program crash
    PID:3244

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 412 -p 452 -ip 452
1⤵
PID:4092

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/452-0-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download
memory/452-2-0x0000000000D00000-0x0000000000D06000-memory.dmp

Filesize
24KB

Download