dridex | 9b7dcf21f3d5b779e6bf7467309a65d9a235727114342cd530442a501ad4c6c2

Analysis

max time kernel
118s
max time network
123s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
29-12-2024 02:30

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General

Target

JaffaCakes118_9b7dcf21f3d5b779e6bf7467309a65d9a235727114342cd530442a501ad4c6c2.dll
Size

184KB
MD5

6d8970f391eb83c775f29caadee111a3
SHA1

f795624d2a2d65b151074492a3840985e4a37c95
SHA256

9b7dcf21f3d5b779e6bf7467309a65d9a235727114342cd530442a501ad4c6c2
SHA512

adc4e434ed76c0b2d202ed62d03df9a4e40ca2a32608d8314923e666804447587ebfcab0960f225dd5debbb820ffc9247662b385626c20fd30c5039365012a07
SSDEEP

3072:diLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eaoYlzoxss7: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/2588-1-0x0000000074C10000-0x0000000074C3F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2412	2588	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 2548 wrote to memory of 2588	2548	rundll32.exe	30
PID 2548 wrote to memory of 2588	2548	rundll32.exe	30
PID 2548 wrote to memory of 2588	2548	rundll32.exe	30
PID 2548 wrote to memory of 2588	2548	rundll32.exe	30
PID 2548 wrote to memory of 2588	2548	rundll32.exe	30
PID 2548 wrote to memory of 2588	2548	rundll32.exe	30
PID 2548 wrote to memory of 2588	2548	rundll32.exe	30
PID 2588 wrote to memory of 2412	2588	rundll32.exe	32
PID 2588 wrote to memory of 2412	2588	rundll32.exe	32
PID 2588 wrote to memory of 2412	2588	rundll32.exe	32
PID 2588 wrote to memory of 2412	2588	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_9b7dcf21f3d5b779e6bf7467309a65d9a235727114342cd530442a501ad4c6c2.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2548
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_9b7dcf21f3d5b779e6bf7467309a65d9a235727114342cd530442a501ad4c6c2.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2588
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2588 -s 220
    3⤵
    - Program crash
    PID:2412

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/2588-0-0x00000000000C0000-0x00000000000C6000-memory.dmp

Filesize
24KB

Download
memory/2588-1-0x0000000074C10000-0x0000000074C3F000-memory.dmp

Filesize
188KB

Download
memory/2588-3-0x00000000000C0000-0x00000000000C6000-memory.dmp

Filesize
24KB

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