dridex | c7723fef00aa885025bce5d749e6aa8ba491c888e40cb8b7660f4c886ede5b3c

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
30/12/2024, 19:30

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General

Target

JaffaCakes118_c7723fef00aa885025bce5d749e6aa8ba491c888e40cb8b7660f4c886ede5b3c.dll
Size

188KB
MD5

ef9ff95f056d02b4209763acfc642bbe
SHA1

7d7caffa2bb3396b8138335d1d6f6d6cf81647c2
SHA256

c7723fef00aa885025bce5d749e6aa8ba491c888e40cb8b7660f4c886ede5b3c
SHA512

c53915131858efc1ee01c9243fd95631d7ff6b8cd543bb8c2b50574d4282621893fecaaa3b99e3223953e763574c786fcfc8b03138197716519a65315aa7e049
SSDEEP

3072:TteMq7hp/YIzA6BZvlWnTDN2GL9L8NLXWruiuUCzTOwwc0cIzi9qM:bq7fYIHBZkTB6DWruUCOwjt

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/2644-1-0x0000000074AE0000-0x0000000074B10000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2732	2644	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 3048 wrote to memory of 2644	3048	rundll32.exe	30
PID 3048 wrote to memory of 2644	3048	rundll32.exe	30
PID 3048 wrote to memory of 2644	3048	rundll32.exe	30
PID 3048 wrote to memory of 2644	3048	rundll32.exe	30
PID 3048 wrote to memory of 2644	3048	rundll32.exe	30
PID 3048 wrote to memory of 2644	3048	rundll32.exe	30
PID 3048 wrote to memory of 2644	3048	rundll32.exe	30
PID 2644 wrote to memory of 2732	2644	rundll32.exe	31
PID 2644 wrote to memory of 2732	2644	rundll32.exe	31
PID 2644 wrote to memory of 2732	2644	rundll32.exe	31
PID 2644 wrote to memory of 2732	2644	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_c7723fef00aa885025bce5d749e6aa8ba491c888e40cb8b7660f4c886ede5b3c.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3048
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_c7723fef00aa885025bce5d749e6aa8ba491c888e40cb8b7660f4c886ede5b3c.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2644
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2644 -s 300
    3⤵
    - Program crash
    PID:2732

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/2644-0-0x00000000001D0000-0x00000000001D6000-memory.dmp

Filesize
24KB

Download
memory/2644-1-0x0000000074AE0000-0x0000000074B10000-memory.dmp

Filesize
192KB

Download
memory/2644-3-0x00000000001D0000-0x00000000001D6000-memory.dmp

Filesize
24KB

Download