dridex | 941fd57bdf48ff3cbe6a4971c3a5d9de7fac34e3289141a57f75491990f22df6

Analysis

max time kernel
122s
max time network
123s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
30/12/2024, 21:00

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General

Target

JaffaCakes118_941fd57bdf48ff3cbe6a4971c3a5d9de7fac34e3289141a57f75491990f22df6.dll
Size

188KB
MD5

4ea0e6950a6d02be0bf83e72c4e2a1b9
SHA1

3d7e26318f50461760912ff52add3030749162db
SHA256

941fd57bdf48ff3cbe6a4971c3a5d9de7fac34e3289141a57f75491990f22df6
SHA512

026d028470f4b01db5c7c18635605aa1b078f6ad333b3ac051c1cd8681f5fc5ec6b0c19bfbbd001058f18d928c5b8f3a8fe0afa880ecfb12f8a3c238f1672c5e
SSDEEP

3072:VteMq7hp/YIzA6BZvlWnTDN2GL9L8NLXWruiuUCzTOwwc0cIzF9qM:xq7fYIHBZkTB6DWruUCOwjt

Score

10^/10

dridex 22201 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22201

103.87.173.60:443

45.32.243.209:8116

207.180.208.54:4664

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/2404-1-0x00000000747A0000-0x00000000747D0000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2096	2404	WerFault.exe	30

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 2348 wrote to memory of 2404	2348	rundll32.exe	30
PID 2348 wrote to memory of 2404	2348	rundll32.exe	30
PID 2348 wrote to memory of 2404	2348	rundll32.exe	30
PID 2348 wrote to memory of 2404	2348	rundll32.exe	30
PID 2348 wrote to memory of 2404	2348	rundll32.exe	30
PID 2348 wrote to memory of 2404	2348	rundll32.exe	30
PID 2348 wrote to memory of 2404	2348	rundll32.exe	30
PID 2404 wrote to memory of 2096	2404	rundll32.exe	31
PID 2404 wrote to memory of 2096	2404	rundll32.exe	31
PID 2404 wrote to memory of 2096	2404	rundll32.exe	31
PID 2404 wrote to memory of 2096	2404	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_941fd57bdf48ff3cbe6a4971c3a5d9de7fac34e3289141a57f75491990f22df6.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2348
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_941fd57bdf48ff3cbe6a4971c3a5d9de7fac34e3289141a57f75491990f22df6.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2404
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2404 -s 300
    3⤵
    - Program crash
    PID:2096

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/2404-0-0x00000000001E0000-0x00000000001E6000-memory.dmp

Filesize
24KB

Download
memory/2404-1-0x00000000747A0000-0x00000000747D0000-memory.dmp

Filesize
192KB

Download
memory/2404-3-0x00000000001E0000-0x00000000001E6000-memory.dmp

Filesize
24KB

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