dridex | c8f664187b4ae8e4aaa1429bf9c883c7ea35416d351c032a87c5adcc1bae2e9c

Analysis

max time kernel
122s
max time network
123s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
23/12/2024, 20:44

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General

Target

JaffaCakes118_c8f664187b4ae8e4aaa1429bf9c883c7ea35416d351c032a87c5adcc1bae2e9c.dll
Size

188KB
MD5

34b8ab148a553ec0532b0423cb952965
SHA1

5f77675d78ef5ea50cd45e69d78bcff33ae81cd4
SHA256

c8f664187b4ae8e4aaa1429bf9c883c7ea35416d351c032a87c5adcc1bae2e9c
SHA512

e6b77ea99e0fcd6edf9f6024b86060c1619597497414116b0ca7f500c06fd1b7ff50dc8d32d017676224e8a60639f2f5b89e4c457a2b0eb3ddf7e49d87ac4589
SSDEEP

3072:EteMq7hp/YIzA6BZvlWnTDN2GL9L8NLXWruiuUCzTOwwc0cIzY9qM:4q7fYIHBZkTB6DWruUCOwjt

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/2984-1-0x0000000074B10000-0x0000000074B40000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2312	2984	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 1480 wrote to memory of 2984	1480	rundll32.exe	30
PID 1480 wrote to memory of 2984	1480	rundll32.exe	30
PID 1480 wrote to memory of 2984	1480	rundll32.exe	30
PID 1480 wrote to memory of 2984	1480	rundll32.exe	30
PID 1480 wrote to memory of 2984	1480	rundll32.exe	30
PID 1480 wrote to memory of 2984	1480	rundll32.exe	30
PID 1480 wrote to memory of 2984	1480	rundll32.exe	30
PID 2984 wrote to memory of 2312	2984	rundll32.exe	32
PID 2984 wrote to memory of 2312	2984	rundll32.exe	32
PID 2984 wrote to memory of 2312	2984	rundll32.exe	32
PID 2984 wrote to memory of 2312	2984	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_c8f664187b4ae8e4aaa1429bf9c883c7ea35416d351c032a87c5adcc1bae2e9c.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1480
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_c8f664187b4ae8e4aaa1429bf9c883c7ea35416d351c032a87c5adcc1bae2e9c.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2984
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2984 -s 300
    3⤵
    - Program crash
    PID:2312

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/2984-0-0x0000000000140000-0x0000000000146000-memory.dmp

Filesize
24KB

Download
memory/2984-1-0x0000000074B10000-0x0000000074B40000-memory.dmp

Filesize
192KB

Download
memory/2984-3-0x0000000000140000-0x0000000000146000-memory.dmp

Filesize
24KB

Download