dridex | 543794a621b273e6efc8e10013dc4229abe791d9ee6db37c774b1383729d9226

Analysis

max time kernel
148s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
30-12-2024 19:28

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General

Target

JaffaCakes118_543794a621b273e6efc8e10013dc4229abe791d9ee6db37c774b1383729d9226.dll
Size

188KB
MD5

a8d70d19c3c8bd3c56b55de58cd6249d
SHA1

d50917cee639607ef6ccd67ff5a06ce8d21e28b4
SHA256

543794a621b273e6efc8e10013dc4229abe791d9ee6db37c774b1383729d9226
SHA512

678394d72202808812ace6ce8a92d54b57fcaf780169aa065cc2df069b16c5f44b7303d9de6a436e8f360428f86db42b6436810e8d184cdbea93e89313f25b40
SSDEEP

3072:KteMq7hp/YIzA6BZvlWnTDN2GL9L8NLXWruiuUCzTOwwc0cIzQ9qM:iq7fYIHBZkTB6DWruUCOwjt

Score

10^/10

dridex 22201 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22201

103.87.173.60:443

45.32.243.209:8116

207.180.208.54:4664

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
behavioral2/memory/4028-0-0x0000000075410000-0x0000000075440000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1644	4028	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 3580 wrote to memory of 4028	3580	rundll32.exe	83
PID 3580 wrote to memory of 4028	3580	rundll32.exe	83
PID 3580 wrote to memory of 4028	3580	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_543794a621b273e6efc8e10013dc4229abe791d9ee6db37c774b1383729d9226.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3580
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_543794a621b273e6efc8e10013dc4229abe791d9ee6db37c774b1383729d9226.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:4028
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4028 -s 692
    3⤵
    - Program crash
    PID:1644

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4028 -ip 4028
1⤵
PID:2676

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/4028-0-0x0000000075410000-0x0000000075440000-memory.dmp

Filesize
192KB

Download
memory/4028-2-0x00000000011B0000-0x00000000011B6000-memory.dmp

Filesize
24KB

Download