dridex | a0efa5591ef26d7ceed128afd7eadad808e81544aa138f8b9ce8cd817fe210d1

Analysis

max time kernel
118s
max time network
120s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
24-12-2024 11:20

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General

Target

JaffaCakes118_a0efa5591ef26d7ceed128afd7eadad808e81544aa138f8b9ce8cd817fe210d1.dll
Size

188KB
MD5

ed95010781d84fd77f680d6e3acb948f
SHA1

3fdf57aa152a4b334323736724bb0b1123fb5102
SHA256

a0efa5591ef26d7ceed128afd7eadad808e81544aa138f8b9ce8cd817fe210d1
SHA512

22f395108f27d89b8de195d7960ce174ef22a1da51de77dabac1b0b95885c0ee6efdb0b557032fb7225e978d36e031cca65d853c05840f968c0adbf407eda7eb
SSDEEP

3072:JteMq7hp/YIzA6BZvlWnTDN2GL9L8NLXWruiuUCzTOwwc0cIz29qM:Fq7fYIHBZkTB6DWruUCOwjt

Score

10^/10

dridex 22201 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22201

103.87.173.60:443

45.32.243.209:8116

207.180.208.54:4664

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
behavioral1/memory/2724-1-0x00000000750B0000-0x00000000750E0000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2648	2724	WerFault.exe	31

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 11 IoCs

description	pid	Process	procid_target
PID 3024 wrote to memory of 2724	3024	rundll32.exe	31
PID 3024 wrote to memory of 2724	3024	rundll32.exe	31
PID 3024 wrote to memory of 2724	3024	rundll32.exe	31
PID 3024 wrote to memory of 2724	3024	rundll32.exe	31
PID 3024 wrote to memory of 2724	3024	rundll32.exe	31
PID 3024 wrote to memory of 2724	3024	rundll32.exe	31
PID 3024 wrote to memory of 2724	3024	rundll32.exe	31
PID 2724 wrote to memory of 2648	2724	rundll32.exe	32
PID 2724 wrote to memory of 2648	2724	rundll32.exe	32
PID 2724 wrote to memory of 2648	2724	rundll32.exe	32
PID 2724 wrote to memory of 2648	2724	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_a0efa5591ef26d7ceed128afd7eadad808e81544aa138f8b9ce8cd817fe210d1.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3024
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_a0efa5591ef26d7ceed128afd7eadad808e81544aa138f8b9ce8cd817fe210d1.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2724
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2724 -s 300
    3⤵
    - Program crash
    PID:2648

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/2724-0-0x00000000001E0000-0x00000000001E6000-memory.dmp

Filesize
24KB

Download
memory/2724-1-0x00000000750B0000-0x00000000750E0000-memory.dmp

Filesize
192KB

Download
memory/2724-3-0x00000000001E0000-0x00000000001E6000-memory.dmp

Filesize
24KB

Download