dridex | 85d3faca70b8c4f53af014a10ae7538081de7430b4091b3cdd6113b5fea9d96f

Analysis

max time kernel
95s
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
24/12/2024, 02:42

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General

Target

JaffaCakes118_85d3faca70b8c4f53af014a10ae7538081de7430b4091b3cdd6113b5fea9d96f.dll
Size

188KB
MD5

51426ded8f21343166a0423fa323db16
SHA1

a7c04a76cd880ecae68022c23cd61f0e416d9bd7
SHA256

85d3faca70b8c4f53af014a10ae7538081de7430b4091b3cdd6113b5fea9d96f
SHA512

e0776bf0bcaf30d6178025d29301902db65bf71dd550db1a881a1c166cca474c55d1f8ca26d76f37006d288282e9a105c9180594d05b6f713aefc0760f61e290
SSDEEP

3072:cA8JmK7ATVfQeVqNFZa/9KzMXJ6jTFDlAwqWut5KZMzfeAAAo/o:czIqATVfQeV2FZalKq6jtGJWuTmd

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 2 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

resource	yara_rule
behavioral2/memory/4540-0-0x0000000074FF0000-0x0000000075020000-memory.dmp	dridex_ldr
behavioral2/memory/4540-3-0x0000000074FF0000-0x0000000075020000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4060	4540	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 4384 wrote to memory of 4540	4384	rundll32.exe	83
PID 4384 wrote to memory of 4540	4384	rundll32.exe	83
PID 4384 wrote to memory of 4540	4384	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_85d3faca70b8c4f53af014a10ae7538081de7430b4091b3cdd6113b5fea9d96f.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4384
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_85d3faca70b8c4f53af014a10ae7538081de7430b4091b3cdd6113b5fea9d96f.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:4540
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4540 -s 688
    3⤵
    - Program crash
    PID:4060

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 448 -p 4540 -ip 4540
1⤵
PID:1592

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/4540-0-0x0000000074FF0000-0x0000000075020000-memory.dmp

Filesize
192KB

Download
memory/4540-2-0x00000000009F0000-0x00000000009F6000-memory.dmp

Filesize
24KB

Download
memory/4540-3-0x0000000074FF0000-0x0000000075020000-memory.dmp

Filesize
192KB

Download