dridex | 3733f56cef1e2e9d16e9b98588ae612bf7ee49cbbb63ca7a61578bfd49fb4a10

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
24-12-2024 01:04

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General

Target

JaffaCakes118_3733f56cef1e2e9d16e9b98588ae612bf7ee49cbbb63ca7a61578bfd49fb4a10.dll
Size

184KB
MD5

d11e12aa4207634a5bea85055302a51f
SHA1

2fd1465d0b2e5a9fe79646cf0b6ef3ff272b6d20
SHA256

3733f56cef1e2e9d16e9b98588ae612bf7ee49cbbb63ca7a61578bfd49fb4a10
SHA512

e2d9288827dc69c3f6c34e6a4898f19fefe5daa29f97877cc746feb719efd3c8122e423c306f88b8ba1dd5a56cd07b6964cd1e74c672908bbe5efa2747bf49b2
SSDEEP

3072:fuwfhNXphcqs2tJYsoa9Xibolk0CtPBU1jhhF8ZJ8fDo4KNlmsb:l7TXYsd9SkONU1jKGlSlm

Score

10^/10

dridex 22202 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22202

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 1 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

resource	yara_rule
behavioral1/memory/2456-1-0x0000000075010000-0x0000000075040000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2256	2456	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 2848 wrote to memory of 2456	2848	rundll32.exe	31
PID 2848 wrote to memory of 2456	2848	rundll32.exe	31
PID 2848 wrote to memory of 2456	2848	rundll32.exe	31
PID 2848 wrote to memory of 2456	2848	rundll32.exe	31
PID 2848 wrote to memory of 2456	2848	rundll32.exe	31
PID 2848 wrote to memory of 2456	2848	rundll32.exe	31
PID 2848 wrote to memory of 2456	2848	rundll32.exe	31
PID 2456 wrote to memory of 2256	2456	rundll32.exe	32
PID 2456 wrote to memory of 2256	2456	rundll32.exe	32
PID 2456 wrote to memory of 2256	2456	rundll32.exe	32
PID 2456 wrote to memory of 2256	2456	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_3733f56cef1e2e9d16e9b98588ae612bf7ee49cbbb63ca7a61578bfd49fb4a10.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2848
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_3733f56cef1e2e9d16e9b98588ae612bf7ee49cbbb63ca7a61578bfd49fb4a10.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2456
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2456 -s 220
    3⤵
    - Program crash
    PID:2256

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/2456-0-0x00000000001D0000-0x00000000001D6000-memory.dmp

Filesize
24KB

Download
memory/2456-1-0x0000000075010000-0x0000000075040000-memory.dmp

Filesize
192KB

Download
memory/2456-3-0x00000000001D0000-0x00000000001D6000-memory.dmp

Filesize
24KB

Download