dridex | cf2fffc802cd09526dc2d0cf52b4fcaa5b953e8011a6c58b208ec56ebbfd0e87

Analysis

max time kernel
120s
max time network
120s
platform
windows7_x64
resource
win7-20240729-en
resource tags

arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
submitted
31-12-2024 00:00

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General

Target

JaffaCakes118_cf2fffc802cd09526dc2d0cf52b4fcaa5b953e8011a6c58b208ec56ebbfd0e87.dll
Size

184KB
MD5

041f6f8b293744fe5d5d30d5d4a066e7
SHA1

9e73cbbf42ef07ea931b22dd187a326f864a4ffc
SHA256

cf2fffc802cd09526dc2d0cf52b4fcaa5b953e8011a6c58b208ec56ebbfd0e87
SHA512

2f8b101eb8852f0420d2afbbe991723720c34a14314c9e8cc5803470ae4d6f5065930fd11d0cff7769db861ab775c68701124b81e0303a261206d00c457863aa
SSDEEP

3072:XW8WgWhVnmr6k/6zsRJLNqTXvMU9tb+/HU6ngmvWx9ixCH0u:m8qh+66QsRdNiBW/06ngmvWexC

Score

10^/10

dridex 22203 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22203

103.75.201.2:443

158.223.1.108:6225

165.22.28.242:4664

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 2 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

resource	yara_rule
behavioral1/memory/2668-1-0x0000000074530000-0x0000000074560000-memory.dmp	dridex_ldr
behavioral1/memory/2668-2-0x0000000074530000-0x0000000074560000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2828	2668	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 2064 wrote to memory of 2668	2064	rundll32.exe	31
PID 2064 wrote to memory of 2668	2064	rundll32.exe	31
PID 2064 wrote to memory of 2668	2064	rundll32.exe	31
PID 2064 wrote to memory of 2668	2064	rundll32.exe	31
PID 2064 wrote to memory of 2668	2064	rundll32.exe	31
PID 2064 wrote to memory of 2668	2064	rundll32.exe	31
PID 2064 wrote to memory of 2668	2064	rundll32.exe	31
PID 2668 wrote to memory of 2828	2668	rundll32.exe	32
PID 2668 wrote to memory of 2828	2668	rundll32.exe	32
PID 2668 wrote to memory of 2828	2668	rundll32.exe	32
PID 2668 wrote to memory of 2828	2668	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_cf2fffc802cd09526dc2d0cf52b4fcaa5b953e8011a6c58b208ec56ebbfd0e87.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2064
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_cf2fffc802cd09526dc2d0cf52b4fcaa5b953e8011a6c58b208ec56ebbfd0e87.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2668
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2668 -s 220
    3⤵
    - Program crash
    PID:2828

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/2668-0-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

Download
memory/2668-1-0x0000000074530000-0x0000000074560000-memory.dmp

Filesize
192KB

Download
memory/2668-3-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

Download
memory/2668-2-0x0000000074530000-0x0000000074560000-memory.dmp

Filesize
192KB

Download