dridex | 8d233fc7f96d771b54ff0c91bd92c2bf8acd99f47d06b30f171f14e1c2908f69

Analysis

max time kernel
120s
max time network
121s
platform
windows7_x64
resource
win7-20240729-en
resource tags

arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
submitted
24-12-2024 11:02

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General

Target

JaffaCakes118_8d233fc7f96d771b54ff0c91bd92c2bf8acd99f47d06b30f171f14e1c2908f69.dll
Size

184KB
MD5

1c08620ab583ec4720b3097c94cb4fa9
SHA1

ad48e86d051d1ba245045c97bf3a6a41e4243bcf
SHA256

8d233fc7f96d771b54ff0c91bd92c2bf8acd99f47d06b30f171f14e1c2908f69
SHA512

a4789b544233013a62a55ba1df48fb49fa5731795d39f0954f4ed48b9e4139abc7defa180337e7a14699165282ea8d5b056d5ea7179f409fb48b9aca2aeab84e
SSDEEP

3072:OiLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eaoxlzoxss7:OiLVCIT4WK2z1W+CUHZj4Skq/eaovoC

Score

10^/10

dridex 22202 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22202

80.241.218.90:443

103.161.172.109:13786

87.98.128.76:5723

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/2756-1-0x0000000074540000-0x000000007456F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2676	2756	WerFault.exe	31

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 2652 wrote to memory of 2756	2652	rundll32.exe	31
PID 2652 wrote to memory of 2756	2652	rundll32.exe	31
PID 2652 wrote to memory of 2756	2652	rundll32.exe	31
PID 2652 wrote to memory of 2756	2652	rundll32.exe	31
PID 2652 wrote to memory of 2756	2652	rundll32.exe	31
PID 2652 wrote to memory of 2756	2652	rundll32.exe	31
PID 2652 wrote to memory of 2756	2652	rundll32.exe	31
PID 2756 wrote to memory of 2676	2756	rundll32.exe	32
PID 2756 wrote to memory of 2676	2756	rundll32.exe	32
PID 2756 wrote to memory of 2676	2756	rundll32.exe	32
PID 2756 wrote to memory of 2676	2756	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_8d233fc7f96d771b54ff0c91bd92c2bf8acd99f47d06b30f171f14e1c2908f69.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2652
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_8d233fc7f96d771b54ff0c91bd92c2bf8acd99f47d06b30f171f14e1c2908f69.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2756
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2756 -s 220
    3⤵
    - Program crash
    PID:2676

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/2756-0-0x0000000000170000-0x0000000000176000-memory.dmp

Filesize
24KB

Download
memory/2756-1-0x0000000074540000-0x000000007456F000-memory.dmp

Filesize
188KB

Download
memory/2756-3-0x0000000000170000-0x0000000000176000-memory.dmp

Filesize
24KB

Download