dridex | 43df535a7ce1baad7a5a6c519a949880ddd155e496bd0a11c9e868a2c531b3e3

Analysis

max time kernel
93s
max time network
141s
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 21:45

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General

Target

JaffaCakes118_43df535a7ce1baad7a5a6c519a949880ddd155e496bd0a11c9e868a2c531b3e3.dll
Size

162KB
MD5

8cadc9d26ef2a10f7d3ce996dd706144
SHA1

cf9cdbf9b0287c28cd47f5ed680df03abae39c32
SHA256

43df535a7ce1baad7a5a6c519a949880ddd155e496bd0a11c9e868a2c531b3e3
SHA512

30c9dca4886f7b33b182c507e2efae7896b2a9dc30ec2eae78ac4077599a82a659475768671b2bb8174c51f970a270c8c7655f888124a32d42c4ab18641832a2
SSDEEP

3072:Lesl4+VdlY+01jb5SA5hg9PTEfPa1x+pq0KbuFicLiV:v4+VZQpt5hyPsa1ekiE9V

Score

10^/10

dridex 22202 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22202

203.114.109.124:443

82.165.145.100:6601

94.177.255.18:8172

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/4484-0-0x0000000010000000-0x000000001002D000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2260	4484	WerFault.exe	82

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 4804 wrote to memory of 4484	4804	rundll32.exe	82
PID 4804 wrote to memory of 4484	4804	rundll32.exe	82
PID 4804 wrote to memory of 4484	4804	rundll32.exe	82

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_43df535a7ce1baad7a5a6c519a949880ddd155e496bd0a11c9e868a2c531b3e3.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4804
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_43df535a7ce1baad7a5a6c519a949880ddd155e496bd0a11c9e868a2c531b3e3.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:4484
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4484 -s 720
    3⤵
    - Program crash
    PID:2260

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 360 -p 4484 -ip 4484
1⤵
PID:1940

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/4484-0-0x0000000010000000-0x000000001002D000-memory.dmp

Filesize
180KB

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memory/4484-2-0x0000000000DE0000-0x0000000000DE6000-memory.dmp

Filesize
24KB

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