dridex | 4da20f95598d6d3c1165b6f0205bed7eda9e474e0389b49ebad09d146326f03f

Analysis

max time kernel
94s
max time network
149s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
22-12-2024 02:52

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General

Target

JaffaCakes118_4da20f95598d6d3c1165b6f0205bed7eda9e474e0389b49ebad09d146326f03f.dll
Size

184KB
MD5

ab42718f3b630eceb35fe429dd6595c9
SHA1

4fd43ee5bb9abf865e4e28903e243988598258d6
SHA256

4da20f95598d6d3c1165b6f0205bed7eda9e474e0389b49ebad09d146326f03f
SHA512

fdb11a30c3e6fcd71f1408cd2881f1237914d2d6891e9d22d98daaa30538f946cc06af82ac6cacf60aae1dc54b895bf61af3c3f94e73b685b2bf6d247d399061
SSDEEP

3072:MiLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eaoPlzoxss7:MiLVCIT4WK2z1W+CUHZj4Skq/eaoNoC

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/544-1-0x0000000074F20000-0x0000000074F4F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
856	544	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 4620 wrote to memory of 544	4620	rundll32.exe	82
PID 4620 wrote to memory of 544	4620	rundll32.exe	82
PID 4620 wrote to memory of 544	4620	rundll32.exe	82

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_4da20f95598d6d3c1165b6f0205bed7eda9e474e0389b49ebad09d146326f03f.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4620
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_4da20f95598d6d3c1165b6f0205bed7eda9e474e0389b49ebad09d146326f03f.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:544
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 544 -s 616
    3⤵
    - Program crash
    PID:856

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 432 -p 544 -ip 544
1⤵
PID:3060

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/544-0-0x0000000001260000-0x0000000001266000-memory.dmp

Filesize
24KB

Download
memory/544-1-0x0000000074F20000-0x0000000074F4F000-memory.dmp

Filesize
188KB

Download
memory/544-3-0x0000000001260000-0x0000000001266000-memory.dmp

Filesize
24KB

Download