dridex | b798adf7e64e8348703e771d9c1a57838fcf3334a53e49340593e12591cdb852

Analysis

max time kernel
94s
max time network
142s
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 14:49

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General

Target

JaffaCakes118_b798adf7e64e8348703e771d9c1a57838fcf3334a53e49340593e12591cdb852.dll
Size

184KB
MD5

e265f89f324d31106c72bc9d4c89124b
SHA1

9c18337500460ee180e4a72e0d23224ff06de663
SHA256

b798adf7e64e8348703e771d9c1a57838fcf3334a53e49340593e12591cdb852
SHA512

0fc12eec55ab2aff34f15d5a1ccae917d4c529d8454520804829c88482e676f21e65ead4cc35a697ac193ab6cba9c829f454ff88f232355a997e96f4f3e8cbe4
SSDEEP

3072:MiLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eaoOlzoxss7:MiLVCIT4WK2z1W+CUHZj4Skq/eaoMoC

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/3672-1-0x0000000074980000-0x00000000749AF000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4132	3672	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 5016 wrote to memory of 3672	5016	rundll32.exe	83
PID 5016 wrote to memory of 3672	5016	rundll32.exe	83
PID 5016 wrote to memory of 3672	5016	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_b798adf7e64e8348703e771d9c1a57838fcf3334a53e49340593e12591cdb852.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:5016
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_b798adf7e64e8348703e771d9c1a57838fcf3334a53e49340593e12591cdb852.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:4132

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3672 -ip 3672
1⤵
PID:4748

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/3672-0-0x0000000000D30000-0x0000000000D36000-memory.dmp

Filesize
24KB

Download
memory/3672-1-0x0000000074980000-0x00000000749AF000-memory.dmp

Filesize
188KB

Download
memory/3672-3-0x0000000000D30000-0x0000000000D36000-memory.dmp

Filesize
24KB

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