dridex | b1c4f6191e73ef6eccf25b47b61c66e446d4ef5ac3d63e7f158e183dce489313

Analysis

max time kernel
135s
max time network
137s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
29/12/2024, 08:20

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General

Target

JaffaCakes118_b1c4f6191e73ef6eccf25b47b61c66e446d4ef5ac3d63e7f158e183dce489313.dll
Size

184KB
MD5

3085b4ebc2f3e46eb9f3d690476164a1
SHA1

9c0a347a6256c7e0c4c41d110480adbc9ba4aec8
SHA256

b1c4f6191e73ef6eccf25b47b61c66e446d4ef5ac3d63e7f158e183dce489313
SHA512

0b9b8830655dc69e32e9a75cc8ca6d66a906eed6125e6d62d5d1c77f7a5b330b31087884dbc36e9d3a4ba62cf9d24844130fdd42787f8e3d8a77361890618961
SSDEEP

3072:EiLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eaoKlzoxss7:EiLVCIT4WK2z1W+CUHZj4Skq/eaoAoC

Score

10^/10

dridex 22202 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22202

80.241.218.90:443

103.161.172.109:13786

87.98.128.76:5723

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/3672-1-0x00000000751D0000-0x00000000751FF000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1268	3672	WerFault.exe	85

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 4772 wrote to memory of 3672	4772	rundll32.exe	85
PID 4772 wrote to memory of 3672	4772	rundll32.exe	85
PID 4772 wrote to memory of 3672	4772	rundll32.exe	85

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_b1c4f6191e73ef6eccf25b47b61c66e446d4ef5ac3d63e7f158e183dce489313.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4772
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_b1c4f6191e73ef6eccf25b47b61c66e446d4ef5ac3d63e7f158e183dce489313.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:3672
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3672 -s 616
    3⤵
    - Program crash
    PID:1268

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3672 -ip 3672
1⤵
PID:3536

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/3672-0-0x0000000000770000-0x0000000000776000-memory.dmp

Filesize
24KB

Download
memory/3672-1-0x00000000751D0000-0x00000000751FF000-memory.dmp

Filesize
188KB

Download
memory/3672-3-0x0000000000770000-0x0000000000776000-memory.dmp

Filesize
24KB

Download