dridex | 4a90ccda12bfb9355e9585c3ecb74acdd7c85a390d67742341e73a3145f3ef5f

Analysis

max time kernel
120s
max time network
121s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
30-12-2024 22:02

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General

Target

JaffaCakes118_4a90ccda12bfb9355e9585c3ecb74acdd7c85a390d67742341e73a3145f3ef5f.dll
Size

188KB
MD5

3af2d64a21af0dcc11ae28e86925fad5
SHA1

f700a2d5308871741e043da49bb78a29698fe0b1
SHA256

4a90ccda12bfb9355e9585c3ecb74acdd7c85a390d67742341e73a3145f3ef5f
SHA512

30e4d5bce02a914e7c2ba407280755e038e13c768154f4d756bd1724188d465cc6c43b61d32233d5f860b0928788d3f9698b02c13d08e582133f66668847f427
SSDEEP

3072:EA8JmK7ATVfQeVqNFZa/9KzMXJ6jTFDlAwqWut5KZMzfeAAAono:EzIqATVfQeV2FZalKq6jtGJWuTmd

Score

10^/10

dridex 22201 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22201

103.82.248.59:443

54.39.98.141:6602

103.109.247.8:10443

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/1704-1-0x0000000074B00000-0x0000000074B30000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2876	1704	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 2536 wrote to memory of 1704	2536	rundll32.exe	30
PID 2536 wrote to memory of 1704	2536	rundll32.exe	30
PID 2536 wrote to memory of 1704	2536	rundll32.exe	30
PID 2536 wrote to memory of 1704	2536	rundll32.exe	30
PID 2536 wrote to memory of 1704	2536	rundll32.exe	30
PID 2536 wrote to memory of 1704	2536	rundll32.exe	30
PID 2536 wrote to memory of 1704	2536	rundll32.exe	30
PID 1704 wrote to memory of 2876	1704	rundll32.exe	32
PID 1704 wrote to memory of 2876	1704	rundll32.exe	32
PID 1704 wrote to memory of 2876	1704	rundll32.exe	32
PID 1704 wrote to memory of 2876	1704	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_4a90ccda12bfb9355e9585c3ecb74acdd7c85a390d67742341e73a3145f3ef5f.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2536
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_4a90ccda12bfb9355e9585c3ecb74acdd7c85a390d67742341e73a3145f3ef5f.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1704
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1704 -s 300
    3⤵
    - Program crash
    PID:2876

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/1704-0-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

Download
memory/1704-1-0x0000000074B00000-0x0000000074B30000-memory.dmp

Filesize
192KB

Download
memory/1704-3-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

Download