dridex | ec2529fb5fc9e1b4a57c923c71382dc0d8d16536bfb78dac4874bf96e23cd715

Analysis

max time kernel
120s
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 01:56

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General

Target

JaffaCakes118_ec2529fb5fc9e1b4a57c923c71382dc0d8d16536bfb78dac4874bf96e23cd715.dll
Size

188KB
MD5

29f3989326f39a055c695caa5c117bcc
SHA1

80f02fee03c588d8c851f2a02d378ad697795298
SHA256

ec2529fb5fc9e1b4a57c923c71382dc0d8d16536bfb78dac4874bf96e23cd715
SHA512

3190507a19cb6df05f4535195695bc67b1e72c859810a4fcaace268ac0bcac03a0f2fae83e22d6c6cce98521a11d71d41155d49264f207168557c5a75292c09f
SSDEEP

3072:nteMq7hp/YIzA6BZvlWnTDN2GL9L8NLXWruiuUCzTOwwc0cIz/9qM:/q7fYIHBZkTB6DWruUCOwjt

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/2880-1-0x0000000074B90000-0x0000000074BC0000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
320	2880	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 2488 wrote to memory of 2880	2488	rundll32.exe	31
PID 2488 wrote to memory of 2880	2488	rundll32.exe	31
PID 2488 wrote to memory of 2880	2488	rundll32.exe	31
PID 2488 wrote to memory of 2880	2488	rundll32.exe	31
PID 2488 wrote to memory of 2880	2488	rundll32.exe	31
PID 2488 wrote to memory of 2880	2488	rundll32.exe	31
PID 2488 wrote to memory of 2880	2488	rundll32.exe	31
PID 2880 wrote to memory of 320	2880	rundll32.exe	32
PID 2880 wrote to memory of 320	2880	rundll32.exe	32
PID 2880 wrote to memory of 320	2880	rundll32.exe	32
PID 2880 wrote to memory of 320	2880	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_ec2529fb5fc9e1b4a57c923c71382dc0d8d16536bfb78dac4874bf96e23cd715.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2488
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_ec2529fb5fc9e1b4a57c923c71382dc0d8d16536bfb78dac4874bf96e23cd715.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2880
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2880 -s 300
    3⤵
    - Program crash
    PID:320

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/2880-0-0x0000000000210000-0x0000000000216000-memory.dmp

Filesize
24KB

Download
memory/2880-1-0x0000000074B90000-0x0000000074BC0000-memory.dmp

Filesize
192KB

Download
memory/2880-3-0x0000000000210000-0x0000000000216000-memory.dmp

Filesize
24KB

Download