dridex | 575b5c40a806f88d0d8c97983226ac8c5cca5bca15ecc75a2be8d8e0c93b3b08

Analysis

max time kernel
120s
max time network
121s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
22-12-2024 05:18

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General

Target

JaffaCakes118_575b5c40a806f88d0d8c97983226ac8c5cca5bca15ecc75a2be8d8e0c93b3b08.dll
Size

184KB
MD5

f46aa96c4b0ff8c9f27e368e6e26a2f6
SHA1

eb76ecc32cb08a427beb5330f95f06fc14c564ce
SHA256

575b5c40a806f88d0d8c97983226ac8c5cca5bca15ecc75a2be8d8e0c93b3b08
SHA512

cd0b29706d621f9cc43c5a65fa76b6afed84a7c9164436e898dea0b511d71da09ca50efbaa1c2c9ebe86db78ff47fd964de6a6ea5357f8cf666867a15055bf41
SSDEEP

3072:XiLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eaoAlzoxss7:XiLVCIT4WK2z1W+CUHZj4Skq/eao+oC

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/2016-1-0x00000000750F0000-0x000000007511F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2468	2016	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 1812 wrote to memory of 2016	1812	rundll32.exe	30
PID 1812 wrote to memory of 2016	1812	rundll32.exe	30
PID 1812 wrote to memory of 2016	1812	rundll32.exe	30
PID 1812 wrote to memory of 2016	1812	rundll32.exe	30
PID 1812 wrote to memory of 2016	1812	rundll32.exe	30
PID 1812 wrote to memory of 2016	1812	rundll32.exe	30
PID 1812 wrote to memory of 2016	1812	rundll32.exe	30
PID 2016 wrote to memory of 2468	2016	rundll32.exe	32
PID 2016 wrote to memory of 2468	2016	rundll32.exe	32
PID 2016 wrote to memory of 2468	2016	rundll32.exe	32
PID 2016 wrote to memory of 2468	2016	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_575b5c40a806f88d0d8c97983226ac8c5cca5bca15ecc75a2be8d8e0c93b3b08.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1812
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_575b5c40a806f88d0d8c97983226ac8c5cca5bca15ecc75a2be8d8e0c93b3b08.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2016
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2016 -s 220
    3⤵
    - Program crash
    PID:2468

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/2016-0-0x0000000000210000-0x0000000000216000-memory.dmp

Filesize
24KB

Download
memory/2016-1-0x00000000750F0000-0x000000007511F000-memory.dmp

Filesize
188KB

Download
memory/2016-4-0x0000000000210000-0x0000000000216000-memory.dmp

Filesize
24KB

Download