dridex | 739f30c084e053f73b993d20900ea76a7b6655cb63be427382c9e03fdc37373c

Analysis

max time kernel
31s
max time network
19s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
24/12/2024, 10:20

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General

Target

JaffaCakes118_739f30c084e053f73b993d20900ea76a7b6655cb63be427382c9e03fdc37373c.dll
Size

188KB
MD5

28a8937f2ab7d955ac6be9da162a83e3
SHA1

3dc6f9c9cfe691098b4aa92093f321a45612318d
SHA256

739f30c084e053f73b993d20900ea76a7b6655cb63be427382c9e03fdc37373c
SHA512

c7ffc076e78d8123bbba34a623f46c7f63d0fd1af60d6a6f7f897b6816c3ca4f15f7eef39ed35fe5776d25e2aec04e0ffcf62ee361d4c5c710200b01607ef859
SSDEEP

3072:iteMq7hp/YIzA6BZvlWnTDN2GL9L8NLXWruiuUCzTOwwc0cIz+9qM:Kq7fYIHBZkTB6DWruUCOwjt

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/1176-0-0x00000000752D0000-0x0000000075300000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2880	1176	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 2412 wrote to memory of 1176	2412	rundll32.exe	29
PID 2412 wrote to memory of 1176	2412	rundll32.exe	29
PID 2412 wrote to memory of 1176	2412	rundll32.exe	29
PID 2412 wrote to memory of 1176	2412	rundll32.exe	29
PID 2412 wrote to memory of 1176	2412	rundll32.exe	29
PID 2412 wrote to memory of 1176	2412	rundll32.exe	29
PID 2412 wrote to memory of 1176	2412	rundll32.exe	29
PID 1176 wrote to memory of 2880	1176	rundll32.exe	30
PID 1176 wrote to memory of 2880	1176	rundll32.exe	30
PID 1176 wrote to memory of 2880	1176	rundll32.exe	30
PID 1176 wrote to memory of 2880	1176	rundll32.exe	30

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_739f30c084e053f73b993d20900ea76a7b6655cb63be427382c9e03fdc37373c.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2412
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_739f30c084e053f73b993d20900ea76a7b6655cb63be427382c9e03fdc37373c.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1176
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1176 -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

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Downloads

memory/1176-0-0x00000000752D0000-0x0000000075300000-memory.dmp

Filesize
192KB

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memory/1176-1-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

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