dridex | d42e51fe8c5949a4e5f6e7bbeefdb55d08ef8f35eb32e58cb8be0acac04302bc

Analysis

max time kernel
120s
max time network
120s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
30-12-2024 21:18

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General

Target

JaffaCakes118_d42e51fe8c5949a4e5f6e7bbeefdb55d08ef8f35eb32e58cb8be0acac04302bc.dll
Size

188KB
MD5

3c95bdd1740b4b8832091977ff4a4508
SHA1

1f2a0c4e7e903a122d5146e0aba16e7ff79e6aa0
SHA256

d42e51fe8c5949a4e5f6e7bbeefdb55d08ef8f35eb32e58cb8be0acac04302bc
SHA512

ad4c5bf19ff1521f4ce267d62adda7bac5db0ce6c291fe4995d90028d64b9788d4d9baa656fb42f4deb5c43135e8beac9214a7a73e1dc76af5526fe5a4c9dcf4
SSDEEP

3072:fteMq7hp/YIzA6BZvlWnTDN2GL9L8NLXWruiuUCzTOwwc0cIzN9qM:Hq7fYIHBZkTB6DWruUCOwjt

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/1088-1-0x0000000074AC0000-0x0000000074AF0000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2796	1088	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 2220 wrote to memory of 1088	2220	rundll32.exe	30
PID 2220 wrote to memory of 1088	2220	rundll32.exe	30
PID 2220 wrote to memory of 1088	2220	rundll32.exe	30
PID 2220 wrote to memory of 1088	2220	rundll32.exe	30
PID 2220 wrote to memory of 1088	2220	rundll32.exe	30
PID 2220 wrote to memory of 1088	2220	rundll32.exe	30
PID 2220 wrote to memory of 1088	2220	rundll32.exe	30
PID 1088 wrote to memory of 2796	1088	rundll32.exe	31
PID 1088 wrote to memory of 2796	1088	rundll32.exe	31
PID 1088 wrote to memory of 2796	1088	rundll32.exe	31
PID 1088 wrote to memory of 2796	1088	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_d42e51fe8c5949a4e5f6e7bbeefdb55d08ef8f35eb32e58cb8be0acac04302bc.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2220
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_d42e51fe8c5949a4e5f6e7bbeefdb55d08ef8f35eb32e58cb8be0acac04302bc.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1088
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1088 -s 300
    3⤵
    - Program crash
    PID:2796

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/1088-0-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

Download
memory/1088-1-0x0000000074AC0000-0x0000000074AF0000-memory.dmp

Filesize
192KB

Download
memory/1088-3-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

Download