dridex | 5fc817abb989a74361be22896681a05dc1a6bf6bf5700afd707ef683809cb78f

Analysis

max time kernel
117s
max time network
118s
platform
windows7_x64
resource
win7-20240729-en
resource tags

arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
submitted
29-12-2024 23:00

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General

Target

JaffaCakes118_5fc817abb989a74361be22896681a05dc1a6bf6bf5700afd707ef683809cb78f.dll
Size

184KB
MD5

ac74acb5cae5cfcc9900a4d5929473ce
SHA1

b868c5bde5f3849a36477f7b4c79bd4f5d5925cd
SHA256

5fc817abb989a74361be22896681a05dc1a6bf6bf5700afd707ef683809cb78f
SHA512

858bc238fcbe68a8b92988623faa2cafc3c088e6d1404942260553575492d681ba896a89d1a5b01eaa562d38049e0d9f0daf53dc8bb6c7aad675c47baacfb2b5
SSDEEP

3072:riLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eaojlzoxss7:riLVCIT4WK2z1W+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
behavioral1/memory/2656-1-0x0000000074810000-0x000000007483F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2800	2656	WerFault.exe	30

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 2660 wrote to memory of 2656	2660	rundll32.exe	30
PID 2660 wrote to memory of 2656	2660	rundll32.exe	30
PID 2660 wrote to memory of 2656	2660	rundll32.exe	30
PID 2660 wrote to memory of 2656	2660	rundll32.exe	30
PID 2660 wrote to memory of 2656	2660	rundll32.exe	30
PID 2660 wrote to memory of 2656	2660	rundll32.exe	30
PID 2660 wrote to memory of 2656	2660	rundll32.exe	30
PID 2656 wrote to memory of 2800	2656	rundll32.exe	31
PID 2656 wrote to memory of 2800	2656	rundll32.exe	31
PID 2656 wrote to memory of 2800	2656	rundll32.exe	31
PID 2656 wrote to memory of 2800	2656	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_5fc817abb989a74361be22896681a05dc1a6bf6bf5700afd707ef683809cb78f.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2660
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_5fc817abb989a74361be22896681a05dc1a6bf6bf5700afd707ef683809cb78f.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2656
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2656 -s 220
    3⤵
    - Program crash
    PID:2800

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/2656-0-0x00000000001A0000-0x00000000001A6000-memory.dmp

Filesize
24KB

Download
memory/2656-1-0x0000000074810000-0x000000007483F000-memory.dmp

Filesize
188KB

Download
memory/2656-3-0x00000000001A0000-0x00000000001A6000-memory.dmp

Filesize
24KB

Download