dridex | a3b32b57f908ce76eeb7785ad05659e04c67ed1f5bd5e40154faccc1bd64eb23

Analysis

max time kernel
148s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
23/12/2024, 17:27

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General

Target

JaffaCakes118_a3b32b57f908ce76eeb7785ad05659e04c67ed1f5bd5e40154faccc1bd64eb23.dll
Size

188KB
MD5

efd5c27f16e369c3295371e2fdec2aab
SHA1

daacd9d658a646554ef00f637ad7f4cbbb127fe7
SHA256

a3b32b57f908ce76eeb7785ad05659e04c67ed1f5bd5e40154faccc1bd64eb23
SHA512

3db23fc42c26bcbd15be6f4b8f99f73319bd4363a40e12e6c4e00b91441273244c7321ed63a6e86c3edbda0e25e4604db2064ca44477b1afd3fdf862e714757e
SSDEEP

3072:hA8JmK7ATVfQeVqNFZa/9KzMXJ6jTFDlAwqWut5KZMzfeAAAoOo:hzIqATVfQeV2FZalKq6jtGJWuTmd

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
behavioral2/memory/1364-0-0x0000000074C10000-0x0000000074C40000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3656	1364	WerFault.exe	83

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 3 IoCs

description	pid	Process	procid_target
PID 2016 wrote to memory of 1364	2016	rundll32.exe	83
PID 2016 wrote to memory of 1364	2016	rundll32.exe	83
PID 2016 wrote to memory of 1364	2016	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_a3b32b57f908ce76eeb7785ad05659e04c67ed1f5bd5e40154faccc1bd64eb23.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2016
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_a3b32b57f908ce76eeb7785ad05659e04c67ed1f5bd5e40154faccc1bd64eb23.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:1364
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1364 -s 664
    3⤵
    - Program crash
    PID:3656

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 424 -p 1364 -ip 1364
1⤵
PID:944

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/1364-0-0x0000000074C10000-0x0000000074C40000-memory.dmp

Filesize
192KB

Download
memory/1364-2-0x00000000008B0000-0x00000000008B6000-memory.dmp

Filesize
24KB

Download