dridex | 95f0414757da47239aa620ff69ed76083daac4539bae1787174f90cb48dcf054

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
21-12-2024 23:44

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General

Target

JaffaCakes118_95f0414757da47239aa620ff69ed76083daac4539bae1787174f90cb48dcf054.dll
Size

161KB
MD5

5defd575211a25f5fdfe044d848b2e7c
SHA1

7e36151ce0ea8b4b6d9ef8abfc1dd697d7c365c6
SHA256

95f0414757da47239aa620ff69ed76083daac4539bae1787174f90cb48dcf054
SHA512

623c9943985272a75f64aa654b3be5358f8523ad0cb121f9f04a9d5b70379829681623919fc323bf2c5eb95ad34420390b0642194bbcd85dd65c7c13c5d486a8
SSDEEP

3072:pK4Dcp/qdOUKcT1GpvO0nygcp0DvA/fxHbeXaUDwOvHvWM:TDBdOlG0nyg1DvwxgZ/v

Score

10^/10

dridex 22202 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22202

45.55.134.126:443

67.207.83.96:8172

193.160.214.95:4125

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 2 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

resource	yara_rule
behavioral1/memory/2288-0-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr
behavioral1/memory/2288-3-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2396	2288	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 2272 wrote to memory of 2288	2272	rundll32.exe	30
PID 2272 wrote to memory of 2288	2272	rundll32.exe	30
PID 2272 wrote to memory of 2288	2272	rundll32.exe	30
PID 2272 wrote to memory of 2288	2272	rundll32.exe	30
PID 2272 wrote to memory of 2288	2272	rundll32.exe	30
PID 2272 wrote to memory of 2288	2272	rundll32.exe	30
PID 2272 wrote to memory of 2288	2272	rundll32.exe	30
PID 2288 wrote to memory of 2396	2288	rundll32.exe	31
PID 2288 wrote to memory of 2396	2288	rundll32.exe	31
PID 2288 wrote to memory of 2396	2288	rundll32.exe	31
PID 2288 wrote to memory of 2396	2288	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_95f0414757da47239aa620ff69ed76083daac4539bae1787174f90cb48dcf054.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2272
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_95f0414757da47239aa620ff69ed76083daac4539bae1787174f90cb48dcf054.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2288
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2288 -s 256
    3⤵
    - Program crash
    PID:2396

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/2288-0-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download
memory/2288-2-0x0000000000390000-0x0000000000396000-memory.dmp

Filesize
24KB

Download
memory/2288-3-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download