dridex | 2a3ada7f12a001cfc7412849cd6e79c2ff67e4e3bda2f6bf0f999b63d1f3527d

Analysis

max time kernel
118s
max time network
118s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
24-12-2024 02:18

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General

Target

JaffaCakes118_2a3ada7f12a001cfc7412849cd6e79c2ff67e4e3bda2f6bf0f999b63d1f3527d.dll
Size

188KB
MD5

cc4b76bb204844105d3f001a057a7e09
SHA1

619494aba35b5c1db6dc126c4bc6f76c509e56dc
SHA256

2a3ada7f12a001cfc7412849cd6e79c2ff67e4e3bda2f6bf0f999b63d1f3527d
SHA512

2c966c583461e0cb01cee76be98a79cdc2a4448d2fd7254d18db57bf782fdd11cdb1447f9df9a256481f85ea3fb3dc24a42af01ab9dfadbc1d7c53a89b3b4e12
SSDEEP

3072:FA8JmK7ATVfQeVqNFZa/9KzMXJ6jTFDlAwqWut5KZMzfeAAAozo:FzIqATVfQeV2FZalKq6jtGJWuTmd

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/2552-1-0x0000000074DB0000-0x0000000074DE0000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2348	2552	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 2104 wrote to memory of 2552	2104	rundll32.exe	30
PID 2104 wrote to memory of 2552	2104	rundll32.exe	30
PID 2104 wrote to memory of 2552	2104	rundll32.exe	30
PID 2104 wrote to memory of 2552	2104	rundll32.exe	30
PID 2104 wrote to memory of 2552	2104	rundll32.exe	30
PID 2104 wrote to memory of 2552	2104	rundll32.exe	30
PID 2104 wrote to memory of 2552	2104	rundll32.exe	30
PID 2552 wrote to memory of 2348	2552	rundll32.exe	32
PID 2552 wrote to memory of 2348	2552	rundll32.exe	32
PID 2552 wrote to memory of 2348	2552	rundll32.exe	32
PID 2552 wrote to memory of 2348	2552	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_2a3ada7f12a001cfc7412849cd6e79c2ff67e4e3bda2f6bf0f999b63d1f3527d.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2104
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_2a3ada7f12a001cfc7412849cd6e79c2ff67e4e3bda2f6bf0f999b63d1f3527d.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2552
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2552 -s 300
    3⤵
    - Program crash
    PID:2348

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/2552-0-0x00000000001D0000-0x00000000001D6000-memory.dmp

Filesize
24KB

Download
memory/2552-1-0x0000000074DB0000-0x0000000074DE0000-memory.dmp

Filesize
192KB

Download
memory/2552-3-0x00000000001D0000-0x00000000001D6000-memory.dmp

Filesize
24KB

Download