dridex | 4865cfba5ed9dfc3423cace9dfff8c334eae4f5fae5166754793340b8acb0d33

Analysis

max time kernel
93s
max time network
95s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
21-12-2024 22:38

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General

Target

JaffaCakes118_4865cfba5ed9dfc3423cace9dfff8c334eae4f5fae5166754793340b8acb0d33.dll
Size

184KB
MD5

f1a28b1475baffcb1d76982bc25ee818
SHA1

e126dc67a7d5f381764bfd4f07244b1743568141
SHA256

4865cfba5ed9dfc3423cace9dfff8c334eae4f5fae5166754793340b8acb0d33
SHA512

748d59704f53e5d164758950aedabf1beca6ed9e80fe4f7a0c0680775eb0cc059ae65c59c8f0d3c0b05e36505875ee5ccc8577112c41cab8cc229bb22f3331c9
SSDEEP

3072:3iLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eaojlzoxss7:3iLVCIT4WK2z1W+CUHZj4Skq/eao5oC

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/4232-1-0x0000000074A90000-0x0000000074ABF000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3756	4232	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 3440 wrote to memory of 4232	3440	rundll32.exe	82
PID 3440 wrote to memory of 4232	3440	rundll32.exe	82
PID 3440 wrote to memory of 4232	3440	rundll32.exe	82

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_4865cfba5ed9dfc3423cace9dfff8c334eae4f5fae5166754793340b8acb0d33.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3440
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_4865cfba5ed9dfc3423cace9dfff8c334eae4f5fae5166754793340b8acb0d33.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:4232
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4232 -s 616
    3⤵
    - Program crash
    PID:3756

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 208 -p 4232 -ip 4232
1⤵
PID:4280

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/4232-0-0x0000000002A90000-0x0000000002A96000-memory.dmp

Filesize
24KB

Download
memory/4232-1-0x0000000074A90000-0x0000000074ABF000-memory.dmp

Filesize
188KB

Download
memory/4232-3-0x0000000002A90000-0x0000000002A96000-memory.dmp

Filesize
24KB

Download