dridex | 83b6d3f831141592f96181509ce05d17beb3c940f46ca627eeb2135c02b1729f

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, 06:15

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General

Target

JaffaCakes118_83b6d3f831141592f96181509ce05d17beb3c940f46ca627eeb2135c02b1729f.dll
Size

188KB
MD5

30699bf21b6741c5b64713873bd2673a
SHA1

929117d4d25ee3bc54af3998a6ac36eda6d643e2
SHA256

83b6d3f831141592f96181509ce05d17beb3c940f46ca627eeb2135c02b1729f
SHA512

51f2233ea0c6e5738e0babe66c48f764259cfb64518f03e511bc9a2cdf41e4e6ed7b9b6457ade131a131bbfe3923f87bfdb70b12c522b9fcff05671e5d64d524
SSDEEP

3072:WteMq7hp/YIzA6BZvlWnTDN2GL9L8NLXWruiuUCzTOwwc0cIz/9qM:eq7fYIHBZkTB6DWruUCOwjt

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/2436-0-0x0000000074C80000-0x0000000074CB0000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2620	2436	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 3044 wrote to memory of 2436	3044	rundll32.exe	30
PID 3044 wrote to memory of 2436	3044	rundll32.exe	30
PID 3044 wrote to memory of 2436	3044	rundll32.exe	30
PID 3044 wrote to memory of 2436	3044	rundll32.exe	30
PID 3044 wrote to memory of 2436	3044	rundll32.exe	30
PID 3044 wrote to memory of 2436	3044	rundll32.exe	30
PID 3044 wrote to memory of 2436	3044	rundll32.exe	30
PID 2436 wrote to memory of 2620	2436	rundll32.exe	32
PID 2436 wrote to memory of 2620	2436	rundll32.exe	32
PID 2436 wrote to memory of 2620	2436	rundll32.exe	32
PID 2436 wrote to memory of 2620	2436	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_83b6d3f831141592f96181509ce05d17beb3c940f46ca627eeb2135c02b1729f.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3044
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_83b6d3f831141592f96181509ce05d17beb3c940f46ca627eeb2135c02b1729f.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2436
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2436 -s 300
    3⤵
    - Program crash
    PID:2620

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/2436-0-0x0000000074C80000-0x0000000074CB0000-memory.dmp

Filesize
192KB

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memory/2436-2-0x0000000000150000-0x0000000000156000-memory.dmp

Filesize
24KB

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