dridex | dfb18229742f95a5310a25df19e86cf4e740ed71dc6e3830858301e3b131bd5a

Analysis

max time kernel
118s
max time network
122s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
24-12-2024 09:17

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General

Target

JaffaCakes118_dfb18229742f95a5310a25df19e86cf4e740ed71dc6e3830858301e3b131bd5a.dll
Size

171KB
MD5

c729740bb815a34ed30b6914c912e75e
SHA1

1cff1e19e19946ae9aae2cae004261e03f0e2280
SHA256

dfb18229742f95a5310a25df19e86cf4e740ed71dc6e3830858301e3b131bd5a
SHA512

933061eeac106179f458a611d118ead92855a659b86734c2cbf6e2e55cdc2f2315a685f421391b995d975fc7ce6a72bb997c730d0c528a7e064e55ea2dc61d1b
SSDEEP

3072:hi49mEb06hs9BPEmmvt7dNbTqub9Un7WpVJBR13LSoAH7Dk0ZT:hH9RVaPEmsdHdbQUbd2H3

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/2204-1-0x0000000075580000-0x00000000755B0000-memory.dmp	dridex_ldr
behavioral1/memory/2204-2-0x0000000075580000-0x00000000755B0000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3068	2204	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 2492 wrote to memory of 2204	2492	rundll32.exe	30
PID 2492 wrote to memory of 2204	2492	rundll32.exe	30
PID 2492 wrote to memory of 2204	2492	rundll32.exe	30
PID 2492 wrote to memory of 2204	2492	rundll32.exe	30
PID 2492 wrote to memory of 2204	2492	rundll32.exe	30
PID 2492 wrote to memory of 2204	2492	rundll32.exe	30
PID 2492 wrote to memory of 2204	2492	rundll32.exe	30
PID 2204 wrote to memory of 3068	2204	rundll32.exe	31
PID 2204 wrote to memory of 3068	2204	rundll32.exe	31
PID 2204 wrote to memory of 3068	2204	rundll32.exe	31
PID 2204 wrote to memory of 3068	2204	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_dfb18229742f95a5310a25df19e86cf4e740ed71dc6e3830858301e3b131bd5a.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2492
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_dfb18229742f95a5310a25df19e86cf4e740ed71dc6e3830858301e3b131bd5a.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2204
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2204 -s 264
    3⤵
    - Program crash
    PID:3068

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/2204-0-0x00000000001A0000-0x00000000001A6000-memory.dmp

Filesize
24KB

Download
memory/2204-1-0x0000000075580000-0x00000000755B0000-memory.dmp

Filesize
192KB

Download
memory/2204-2-0x0000000075580000-0x00000000755B0000-memory.dmp

Filesize
192KB

Download
memory/2204-3-0x00000000001A0000-0x00000000001A6000-memory.dmp

Filesize
24KB

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