dridex | 4436ea054b5c814c26fbed87acb0007d6994150e3c41a0edd952929d4ddad452

Analysis

max time kernel
16s
max time network
17s
platform
windows7_x64
resource
win7-20240729-en
resource tags

arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
submitted
24-12-2024 20:19

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General

Target

JaffaCakes118_4436ea054b5c814c26fbed87acb0007d6994150e3c41a0edd952929d4ddad452.dll
Size

184KB
MD5

2e82b6a3a51c93b41c1236d8f4c442a9
SHA1

e85fa4185bcfab9c3e4cdd18b632a9658baedcf5
SHA256

4436ea054b5c814c26fbed87acb0007d6994150e3c41a0edd952929d4ddad452
SHA512

7b02342ec741faca148ca79591bd0074448ada75c8da5d7484774a541dfeb24e91c312164e6af51549ec73832f3f45d5a93f3466456b71e292e560cf67653a2d
SSDEEP

3072:ziLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eaoFlzoxss7:ziLVCIT4WK2z1W+CUHZj4Skq/eaoLoC

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
behavioral1/memory/2144-0-0x00000000746E0000-0x000000007470F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
580	2144	WerFault.exe	29

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 11 IoCs

description	pid	Process	procid_target
PID 2604 wrote to memory of 2144	2604	rundll32.exe	29
PID 2604 wrote to memory of 2144	2604	rundll32.exe	29
PID 2604 wrote to memory of 2144	2604	rundll32.exe	29
PID 2604 wrote to memory of 2144	2604	rundll32.exe	29
PID 2604 wrote to memory of 2144	2604	rundll32.exe	29
PID 2604 wrote to memory of 2144	2604	rundll32.exe	29
PID 2604 wrote to memory of 2144	2604	rundll32.exe	29
PID 2144 wrote to memory of 580	2144	rundll32.exe	30
PID 2144 wrote to memory of 580	2144	rundll32.exe	30
PID 2144 wrote to memory of 580	2144	rundll32.exe	30
PID 2144 wrote to memory of 580	2144	rundll32.exe	30

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_4436ea054b5c814c26fbed87acb0007d6994150e3c41a0edd952929d4ddad452.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2604
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_4436ea054b5c814c26fbed87acb0007d6994150e3c41a0edd952929d4ddad452.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2144
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2144 -s 220
    3⤵
    - Program crash
    PID:580

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/2144-0-0x00000000746E0000-0x000000007470F000-memory.dmp

Filesize
188KB

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memory/2144-2-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

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