dridex | 04e78995a3d7e9220559356dbffae246d6df9a29533d411e29fa5f3970227cc0

Analysis

max time kernel
122s
max time network
124s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
30/12/2024, 03:48

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General

Target

JaffaCakes118_04e78995a3d7e9220559356dbffae246d6df9a29533d411e29fa5f3970227cc0.dll
Size

184KB
MD5

e1b359d15668c59e6863bb7e564697d9
SHA1

d10bbde8340f8b9184564df2c2cba482664b3799
SHA256

04e78995a3d7e9220559356dbffae246d6df9a29533d411e29fa5f3970227cc0
SHA512

04490631c0c8ebd0310542c923ebf6da5637bb599469aa12c497e9a488d32dd099dee4bae968a7c947050e2745bb985796143c079bdf7ad22209234096bec75c
SSDEEP

3072:lW8WgWhVnmr6k/6zsRJLNqTXvMU9tb+/HU6ngmoWx9ixCH0u:w8qh+66QsRdNiBW/06ngmoWexC

Score

10^/10

dridex 22203 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22203

103.75.201.2:443

158.223.1.108:6225

165.22.28.242:4664

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 2 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

resource	yara_rule
behavioral1/memory/2280-1-0x0000000074B20000-0x0000000074B50000-memory.dmp	dridex_ldr
behavioral1/memory/2280-2-0x0000000074B20000-0x0000000074B50000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1856	2280	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 2112 wrote to memory of 2280	2112	rundll32.exe	30
PID 2112 wrote to memory of 2280	2112	rundll32.exe	30
PID 2112 wrote to memory of 2280	2112	rundll32.exe	30
PID 2112 wrote to memory of 2280	2112	rundll32.exe	30
PID 2112 wrote to memory of 2280	2112	rundll32.exe	30
PID 2112 wrote to memory of 2280	2112	rundll32.exe	30
PID 2112 wrote to memory of 2280	2112	rundll32.exe	30
PID 2280 wrote to memory of 1856	2280	rundll32.exe	32
PID 2280 wrote to memory of 1856	2280	rundll32.exe	32
PID 2280 wrote to memory of 1856	2280	rundll32.exe	32
PID 2280 wrote to memory of 1856	2280	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_04e78995a3d7e9220559356dbffae246d6df9a29533d411e29fa5f3970227cc0.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2112
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_04e78995a3d7e9220559356dbffae246d6df9a29533d411e29fa5f3970227cc0.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2280
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2280 -s 220
    3⤵
    - Program crash
    PID:1856

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/2280-0-0x0000000000100000-0x0000000000106000-memory.dmp

Filesize
24KB

Download
memory/2280-1-0x0000000074B20000-0x0000000074B50000-memory.dmp

Filesize
192KB

Download
memory/2280-2-0x0000000074B20000-0x0000000074B50000-memory.dmp

Filesize
192KB

Download
memory/2280-4-0x0000000000100000-0x0000000000106000-memory.dmp

Filesize
24KB

Download