dridex | 6ef462f796ff4a62ed7f6e5bc8985a042e203f8c46ea5e727b151417850c3bef

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 20:01

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General

Target

JaffaCakes118_6ef462f796ff4a62ed7f6e5bc8985a042e203f8c46ea5e727b151417850c3bef.dll
Size

188KB
MD5

92c2d5c0afe667a254106a0685b452f0
SHA1

7a6186b8bf96de9b08fe66a8bf1155d2050135fc
SHA256

6ef462f796ff4a62ed7f6e5bc8985a042e203f8c46ea5e727b151417850c3bef
SHA512

28201684d4d9d27d346d5194e8a8b5c4e5370997ebee7dab24fff169f2e68f7210da9b5f1efae8ec67518b0fbed2bdaba8cb4c6ed5f7e4c4d22180e92f4f39f4
SSDEEP

3072:oteMq7hp/YIzA6BZvlWnTDN2GL9L8NLXWruiuUCzTOwwc0cIzv9qM:Mq7fYIHBZkTB6DWruUCOwjt

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/1660-1-0x0000000074C70000-0x0000000074CA0000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2236	1660	WerFault.exe	31

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 2280 wrote to memory of 1660	2280	rundll32.exe	31
PID 2280 wrote to memory of 1660	2280	rundll32.exe	31
PID 2280 wrote to memory of 1660	2280	rundll32.exe	31
PID 2280 wrote to memory of 1660	2280	rundll32.exe	31
PID 2280 wrote to memory of 1660	2280	rundll32.exe	31
PID 2280 wrote to memory of 1660	2280	rundll32.exe	31
PID 2280 wrote to memory of 1660	2280	rundll32.exe	31
PID 1660 wrote to memory of 2236	1660	rundll32.exe	32
PID 1660 wrote to memory of 2236	1660	rundll32.exe	32
PID 1660 wrote to memory of 2236	1660	rundll32.exe	32
PID 1660 wrote to memory of 2236	1660	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_6ef462f796ff4a62ed7f6e5bc8985a042e203f8c46ea5e727b151417850c3bef.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2280
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_6ef462f796ff4a62ed7f6e5bc8985a042e203f8c46ea5e727b151417850c3bef.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1660
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1660 -s 300
    3⤵
    - Program crash
    PID:2236

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/1660-0-0x0000000000130000-0x0000000000136000-memory.dmp

Filesize
24KB

Download
memory/1660-1-0x0000000074C70000-0x0000000074CA0000-memory.dmp

Filesize
192KB

Download
memory/1660-3-0x0000000000130000-0x0000000000136000-memory.dmp

Filesize
24KB

Download