dridex | 941f38369fb60ca040edef43f6bb65d7354eee627fb360b1a6a3e68fb173a84b

Analysis

max time kernel
117s
max time network
117s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
30-12-2024 18:04

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General

Target

JaffaCakes118_941f38369fb60ca040edef43f6bb65d7354eee627fb360b1a6a3e68fb173a84b.dll
Size

184KB
MD5

68200323c890ea1f32247b19ef090f6c
SHA1

0ff8a635d42fa98f71283a518607b58a519b51b5
SHA256

941f38369fb60ca040edef43f6bb65d7354eee627fb360b1a6a3e68fb173a84b
SHA512

8ff1751930c0f72e0296ac60901f55e74a75ebcc9b6c42d41a403ed2a2c8c0dd75a5185657733eb9c48690eb5cffdad4f5bed203f9ca8e490189d0e47fb568aa
SSDEEP

3072:diLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eaoqlzoxss7:diLVCIT4WK2z1W+CUHZj4Skq/eaogoC

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/3020-1-0x0000000074D20000-0x0000000074D4F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2404	3020	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 3004 wrote to memory of 3020	3004	rundll32.exe	30
PID 3004 wrote to memory of 3020	3004	rundll32.exe	30
PID 3004 wrote to memory of 3020	3004	rundll32.exe	30
PID 3004 wrote to memory of 3020	3004	rundll32.exe	30
PID 3004 wrote to memory of 3020	3004	rundll32.exe	30
PID 3004 wrote to memory of 3020	3004	rundll32.exe	30
PID 3004 wrote to memory of 3020	3004	rundll32.exe	30
PID 3020 wrote to memory of 2404	3020	rundll32.exe	32
PID 3020 wrote to memory of 2404	3020	rundll32.exe	32
PID 3020 wrote to memory of 2404	3020	rundll32.exe	32
PID 3020 wrote to memory of 2404	3020	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_941f38369fb60ca040edef43f6bb65d7354eee627fb360b1a6a3e68fb173a84b.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3004
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_941f38369fb60ca040edef43f6bb65d7354eee627fb360b1a6a3e68fb173a84b.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:3020
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3020 -s 220
    3⤵
    - Program crash
    PID:2404

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/3020-0-0x00000000001E0000-0x00000000001E6000-memory.dmp

Filesize
24KB

Download
memory/3020-1-0x0000000074D20000-0x0000000074D4F000-memory.dmp

Filesize
188KB

Download
memory/3020-3-0x00000000001E0000-0x00000000001E6000-memory.dmp

Filesize
24KB

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