dridex | 50897ca44fa9923e930ffd17114b2ce0a90d9ece05b26a7db8d99454b4d7db01

Analysis

max time kernel
122s
max time network
127s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
23/12/2024, 17:02

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General

Target

JaffaCakes118_50897ca44fa9923e930ffd17114b2ce0a90d9ece05b26a7db8d99454b4d7db01.dll
Size

171KB
MD5

457e1e8382b87ee9554863ce07cead75
SHA1

7e03acede4750245fd8306d75c5c5666181dd806
SHA256

50897ca44fa9923e930ffd17114b2ce0a90d9ece05b26a7db8d99454b4d7db01
SHA512

42ade9c853f3792630a113207a8a1e8e996a2294a830e4e39546916a814cc1a1fc50099d7287133fe95335f67c37e602a0ec6da68efc4938edadbc92691158be
SSDEEP

3072:Qi49mEb06hs9BPEmmvt7dNbTqub9Un7WpVJBR13LSoAH7Dk0ZT:QH9RVaPEmsdHdbQUbd2H3

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/2092-1-0x0000000074FF0000-0x0000000075020000-memory.dmp	dridex_ldr
behavioral1/memory/2092-2-0x0000000074FF0000-0x0000000075020000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2752	2092	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 2472 wrote to memory of 2092	2472	rundll32.exe	30
PID 2472 wrote to memory of 2092	2472	rundll32.exe	30
PID 2472 wrote to memory of 2092	2472	rundll32.exe	30
PID 2472 wrote to memory of 2092	2472	rundll32.exe	30
PID 2472 wrote to memory of 2092	2472	rundll32.exe	30
PID 2472 wrote to memory of 2092	2472	rundll32.exe	30
PID 2472 wrote to memory of 2092	2472	rundll32.exe	30
PID 2092 wrote to memory of 2752	2092	rundll32.exe	31
PID 2092 wrote to memory of 2752	2092	rundll32.exe	31
PID 2092 wrote to memory of 2752	2092	rundll32.exe	31
PID 2092 wrote to memory of 2752	2092	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_50897ca44fa9923e930ffd17114b2ce0a90d9ece05b26a7db8d99454b4d7db01.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2472
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_50897ca44fa9923e930ffd17114b2ce0a90d9ece05b26a7db8d99454b4d7db01.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2092
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2092 -s 264
    3⤵
    - Program crash
    PID:2752

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

Replay Monitor

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Downloads

memory/2092-0-0x0000000000290000-0x0000000000296000-memory.dmp

Filesize
24KB

Download
memory/2092-1-0x0000000074FF0000-0x0000000075020000-memory.dmp

Filesize
192KB

Download
memory/2092-3-0x0000000000290000-0x0000000000296000-memory.dmp

Filesize
24KB

Download
memory/2092-2-0x0000000074FF0000-0x0000000075020000-memory.dmp

Filesize
192KB

Download