dridex | e4546347dc8a849b362ac8e4f933872c8576d7e41cc9f9c428400193cb833f57

Analysis

max time kernel
148s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
22-12-2024 07:48

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General

Target

JaffaCakes118_e4546347dc8a849b362ac8e4f933872c8576d7e41cc9f9c428400193cb833f57.dll
Size

184KB
MD5

377d8a70495b45c45f19b4807f44d0d3
SHA1

f6577e3df20bd0dfa5e198f7aa4e9b2aa3441f70
SHA256

e4546347dc8a849b362ac8e4f933872c8576d7e41cc9f9c428400193cb833f57
SHA512

e6be949e5a1d7c67a24792a8ede91ef71c54713532e3b9fad603ca9ac1e5029a6ba663039e52135d034c0add50892161b4931a7b46b8937f5876139cb576b3c8
SSDEEP

3072:ZuwfhNXphcqs2tJYsoa9Xibolk0CtPBU1jhhF8ZJ8fDo4KWlmsb:T7TXYsd9SkONU1jKGlZlm

Score

10^/10

dridex 22202 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22202

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
behavioral2/memory/464-1-0x0000000074D30000-0x0000000074D60000-memory.dmp	dridex_ldr
behavioral2/memory/464-2-0x0000000074D30000-0x0000000074D60000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3972	464	WerFault.exe	83

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 3 IoCs

description	pid	Process	procid_target
PID 396 wrote to memory of 464	396	rundll32.exe	83
PID 396 wrote to memory of 464	396	rundll32.exe	83
PID 396 wrote to memory of 464	396	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_e4546347dc8a849b362ac8e4f933872c8576d7e41cc9f9c428400193cb833f57.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:396
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_e4546347dc8a849b362ac8e4f933872c8576d7e41cc9f9c428400193cb833f57.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:464
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 464 -s 620
    3⤵
    - Program crash
    PID:3972

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 464 -ip 464
1⤵
PID:100

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/464-0-0x0000000000A50000-0x0000000000A56000-memory.dmp

Filesize
24KB

Download
memory/464-1-0x0000000074D30000-0x0000000074D60000-memory.dmp

Filesize
192KB

Download
memory/464-3-0x0000000000A50000-0x0000000000A56000-memory.dmp

Filesize
24KB

Download
memory/464-2-0x0000000074D30000-0x0000000074D60000-memory.dmp

Filesize
192KB

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