dridex | b27b77aadadfee0d1cd7f52c7251b116c548cf6ad819ff578a59ce2df2c9b795

Analysis

max time kernel
118s
max time network
122s
platform
windows7_x64
resource
win7-20240729-en
resource tags

arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
submitted
24-12-2024 03:24

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General

Target

JaffaCakes118_b27b77aadadfee0d1cd7f52c7251b116c548cf6ad819ff578a59ce2df2c9b795.dll
Size

163KB
MD5

cdc5babaf1fad0dd7ee3653f28c24f13
SHA1

fe5576488e05c969223a339288897d77382289aa
SHA256

b27b77aadadfee0d1cd7f52c7251b116c548cf6ad819ff578a59ce2df2c9b795
SHA512

69a1525ddcd884f92ebd6ae02ebb751dddbdfd1a8602aa27c98dfdb7bff89e5f42a2c29e660d21672056f321b9b5c06daf5358386c7c312e275d59db18c886d3
SSDEEP

3072:M9F/oNrQb4xVubbXP/NTccbsFvCeLmXH57V30e8Pj:M9F6rQXvFczvYpQP

Score

10^/10

dridex 22201 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22201

43.229.206.212:443

82.209.17.209:8172

162.241.209.225:4125

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 1 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

resource	yara_rule
behavioral1/memory/2432-1-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2848	2432	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 2412 wrote to memory of 2432	2412	rundll32.exe	30
PID 2412 wrote to memory of 2432	2412	rundll32.exe	30
PID 2412 wrote to memory of 2432	2412	rundll32.exe	30
PID 2412 wrote to memory of 2432	2412	rundll32.exe	30
PID 2412 wrote to memory of 2432	2412	rundll32.exe	30
PID 2412 wrote to memory of 2432	2412	rundll32.exe	30
PID 2412 wrote to memory of 2432	2412	rundll32.exe	30
PID 2432 wrote to memory of 2848	2432	rundll32.exe	31
PID 2432 wrote to memory of 2848	2432	rundll32.exe	31
PID 2432 wrote to memory of 2848	2432	rundll32.exe	31
PID 2432 wrote to memory of 2848	2432	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_b27b77aadadfee0d1cd7f52c7251b116c548cf6ad819ff578a59ce2df2c9b795.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2412
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_b27b77aadadfee0d1cd7f52c7251b116c548cf6ad819ff578a59ce2df2c9b795.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2432
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2432 -s 236
    3⤵
    - Program crash
    PID:2848

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/2432-0-0x0000000000140000-0x0000000000146000-memory.dmp

Filesize
24KB

Download
memory/2432-1-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download
memory/2432-3-0x0000000000140000-0x0000000000146000-memory.dmp

Filesize
24KB

Download