dridex | 839d0054382ed6390a9b0dca2718e2a4dcd4d4dc30572f69d6e6efe0c3790498

Analysis

max time kernel
26s
max time network
20s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
23/12/2024, 20:40

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General

Target

JaffaCakes118_839d0054382ed6390a9b0dca2718e2a4dcd4d4dc30572f69d6e6efe0c3790498.dll
Size

188KB
MD5

f698ac4d0e5d340a8f643fb0afb6242e
SHA1

2f7690ee255cc2aa09e30a265762b2d57b2cb032
SHA256

839d0054382ed6390a9b0dca2718e2a4dcd4d4dc30572f69d6e6efe0c3790498
SHA512

96e790c330737f5ed430c5d7719aa64b95b9fb2724b126f7c5fbe938dfca23ea7f06548ab048453c09e92bc194bed349b57cb1fdcc3dac8f3f0d4dce6325f1e7
SSDEEP

3072:steMq7hp/YIzA6BZvlWnTDN2GL9L8NLXWruiuUCzTOwwc0cIzG9qM:Qq7fYIHBZkTB6DWruUCOwjt

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/2008-1-0x00000000752D0000-0x0000000075300000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2880	2008	WerFault.exe	29

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 108 wrote to memory of 2008	108	rundll32.exe	29
PID 108 wrote to memory of 2008	108	rundll32.exe	29
PID 108 wrote to memory of 2008	108	rundll32.exe	29
PID 108 wrote to memory of 2008	108	rundll32.exe	29
PID 108 wrote to memory of 2008	108	rundll32.exe	29
PID 108 wrote to memory of 2008	108	rundll32.exe	29
PID 108 wrote to memory of 2008	108	rundll32.exe	29
PID 2008 wrote to memory of 2880	2008	rundll32.exe	30
PID 2008 wrote to memory of 2880	2008	rundll32.exe	30
PID 2008 wrote to memory of 2880	2008	rundll32.exe	30
PID 2008 wrote to memory of 2880	2008	rundll32.exe	30

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_839d0054382ed6390a9b0dca2718e2a4dcd4d4dc30572f69d6e6efe0c3790498.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:108
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_839d0054382ed6390a9b0dca2718e2a4dcd4d4dc30572f69d6e6efe0c3790498.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2008
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2008 -s 308
    3⤵
    - Program crash
    PID:2880

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/2008-0-0x0000000000180000-0x0000000000186000-memory.dmp

Filesize
24KB

Download
memory/2008-1-0x00000000752D0000-0x0000000075300000-memory.dmp

Filesize
192KB

Download
memory/2008-3-0x0000000000180000-0x0000000000186000-memory.dmp

Filesize
24KB

Download