dridex | 48b8b004133ecdca3099aa7b917c80726455f08f7515ad2646a4c44e6b602941

Analysis

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

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
24/12/2024, 01:03

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General

Target

JaffaCakes118_48b8b004133ecdca3099aa7b917c80726455f08f7515ad2646a4c44e6b602941.dll
Size

188KB
MD5

9dee964df11e12936594f5f030f5014f
SHA1

d069d94360bd56bb427b13767db396055366f633
SHA256

48b8b004133ecdca3099aa7b917c80726455f08f7515ad2646a4c44e6b602941
SHA512

758fbcefb90719347e37bde417a25fb5fb3ddc85a6e7f9cb1caa3d2ce7230d78d74f3977caea98b500b67bbdc4a79c16af0d4565f85b064197b1b65903d7d1cd
SSDEEP

3072:hteMq7hp/YIzA6BZvlWnTDN2GL9L8NLXWruiuUCzTOwwc0cIzq9qM:tq7fYIHBZkTB6DWruUCOwjt

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/1640-1-0x0000000075180000-0x00000000751B0000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2120	1640	WerFault.exe	28

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 2440 wrote to memory of 1640	2440	rundll32.exe	28
PID 2440 wrote to memory of 1640	2440	rundll32.exe	28
PID 2440 wrote to memory of 1640	2440	rundll32.exe	28
PID 2440 wrote to memory of 1640	2440	rundll32.exe	28
PID 2440 wrote to memory of 1640	2440	rundll32.exe	28
PID 2440 wrote to memory of 1640	2440	rundll32.exe	28
PID 2440 wrote to memory of 1640	2440	rundll32.exe	28
PID 1640 wrote to memory of 2120	1640	rundll32.exe	29
PID 1640 wrote to memory of 2120	1640	rundll32.exe	29
PID 1640 wrote to memory of 2120	1640	rundll32.exe	29
PID 1640 wrote to memory of 2120	1640	rundll32.exe	29

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_48b8b004133ecdca3099aa7b917c80726455f08f7515ad2646a4c44e6b602941.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2440
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_48b8b004133ecdca3099aa7b917c80726455f08f7515ad2646a4c44e6b602941.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1640
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1640 -s 300
    3⤵
    - Program crash
    PID:2120

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/1640-0-0x0000000000210000-0x0000000000216000-memory.dmp

Filesize
24KB

Download
memory/1640-1-0x0000000075180000-0x00000000751B0000-memory.dmp

Filesize
192KB

Download
memory/1640-3-0x0000000000210000-0x0000000000216000-memory.dmp

Filesize
24KB

Download