dridex | 99b7dd172d94c9579899362547421478fe8522af92f0cf4dc3badc4749896b5f

Analysis

max time kernel
93s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
23/12/2024, 22:12

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General

Target

JaffaCakes118_99b7dd172d94c9579899362547421478fe8522af92f0cf4dc3badc4749896b5f.dll
Size

188KB
MD5

e6a069ae5ac48e7d493b2aa94f57a2e6
SHA1

77c20da908bd14eead1247f2ab78aa039a4a8001
SHA256

99b7dd172d94c9579899362547421478fe8522af92f0cf4dc3badc4749896b5f
SHA512

09317ae8784dfd3d19b38132d96a1928d96c166a158893faaa6b40f3c44dfdff04030307f8b6d77d1eeb4fe3fcadaa83177763edfdd35cec9bcb67ffa567975f
SSDEEP

3072:PteMq7hp/YIzA6BZvlWnTDN2GL9L8NLXWruiuUCzTOwwc0cIzZ9qM:Xq7fYIHBZkTB6DWruUCOwjt

Score

10^/10

dridex 22201 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22201

103.87.173.60:443

45.32.243.209:8116

207.180.208.54:4664

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 1 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

resource	yara_rule
behavioral2/memory/1996-1-0x0000000075340000-0x0000000075370000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4268	1996	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 4576 wrote to memory of 1996	4576	rundll32.exe	83
PID 4576 wrote to memory of 1996	4576	rundll32.exe	83
PID 4576 wrote to memory of 1996	4576	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_99b7dd172d94c9579899362547421478fe8522af92f0cf4dc3badc4749896b5f.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4576
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_99b7dd172d94c9579899362547421478fe8522af92f0cf4dc3badc4749896b5f.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:1996
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1996 -s 692
    3⤵
    - Program crash
    PID:4268

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 424 -p 1996 -ip 1996
1⤵
PID:2204

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/1996-0-0x00000000003F0000-0x00000000003F6000-memory.dmp

Filesize
24KB

Download
memory/1996-1-0x0000000075340000-0x0000000075370000-memory.dmp

Filesize
192KB

Download
memory/1996-3-0x00000000003F0000-0x00000000003F6000-memory.dmp

Filesize
24KB

Download