dridex | af9fd0bfebaedfb52f53b63d642a95182df6b441aae4b1423ed50a108ebef32a

Analysis

max time kernel
122s
max time network
122s
platform
windows7_x64
resource
win7-20241023-en
resource tags

arch:x64arch:x86image:win7-20241023-enlocale:en-usos:windows7-x64system
submitted
24-12-2024 02:18

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General

Target

JaffaCakes118_af9fd0bfebaedfb52f53b63d642a95182df6b441aae4b1423ed50a108ebef32a.dll
Size

171KB
MD5

a9a86c7287a4b8e23a4334cc8afc2d74
SHA1

89a10f17defbfad3b255d7a7f0ea6c800c43f4b8
SHA256

af9fd0bfebaedfb52f53b63d642a95182df6b441aae4b1423ed50a108ebef32a
SHA512

133d86f5573e668a671b6f30ee59876994c6aaaf009e9edec54fe910fed78127765f79805bb600b4cf2404f287333c1b6ef8cfdfe54e1467b5988901214229ca
SSDEEP

3072:pi49mEb06hs9BPEmmvt7dNbTqub9Un7WpVJBR13LSoAH7Dk0ZT:pH9RVaPEmsdHdbQUbd2H3

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
behavioral1/memory/2320-1-0x00000000750F0000-0x0000000075120000-memory.dmp	dridex_ldr
behavioral1/memory/2320-2-0x00000000750F0000-0x0000000075120000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2524	2320	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 2036 wrote to memory of 2320	2036	rundll32.exe	30
PID 2036 wrote to memory of 2320	2036	rundll32.exe	30
PID 2036 wrote to memory of 2320	2036	rundll32.exe	30
PID 2036 wrote to memory of 2320	2036	rundll32.exe	30
PID 2036 wrote to memory of 2320	2036	rundll32.exe	30
PID 2036 wrote to memory of 2320	2036	rundll32.exe	30
PID 2036 wrote to memory of 2320	2036	rundll32.exe	30
PID 2320 wrote to memory of 2524	2320	rundll32.exe	32
PID 2320 wrote to memory of 2524	2320	rundll32.exe	32
PID 2320 wrote to memory of 2524	2320	rundll32.exe	32
PID 2320 wrote to memory of 2524	2320	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_af9fd0bfebaedfb52f53b63d642a95182df6b441aae4b1423ed50a108ebef32a.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2036
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_af9fd0bfebaedfb52f53b63d642a95182df6b441aae4b1423ed50a108ebef32a.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2320
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2320 -s 256
    3⤵
    - Program crash
    PID:2524

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/2320-0-0x00000000001B0000-0x00000000001B6000-memory.dmp

Filesize
24KB

Download
memory/2320-1-0x00000000750F0000-0x0000000075120000-memory.dmp

Filesize
192KB

Download
memory/2320-2-0x00000000750F0000-0x0000000075120000-memory.dmp

Filesize
192KB

Download
memory/2320-4-0x00000000001B0000-0x00000000001B6000-memory.dmp

Filesize
24KB

Download