dridex | bdbaa1661be65c3165d07101745b7e41d6e84f13c5db8936931cf9124a779dab

Analysis

max time kernel
91s
max time network
142s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
24-12-2024 01:43

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General

Target

JaffaCakes118_bdbaa1661be65c3165d07101745b7e41d6e84f13c5db8936931cf9124a779dab.dll
Size

188KB
MD5

e2d05972fc851f82c8739e1ecf88e18a
SHA1

09ab510eba441466bf5272d141da03e7f759c2ee
SHA256

bdbaa1661be65c3165d07101745b7e41d6e84f13c5db8936931cf9124a779dab
SHA512

e84ef0a2523461b9ff848ca13c7a42dcfb4544e8637246b47f1bbaf112b76b388228292b3741c37d11894e9840fffce1fd65c96e21ea978e1ca23142d4b1c651
SSDEEP

3072:cteMq7hp/YIzA6BZvlWnTDN2GL9L8NLXWruiuUCzTOwwc0cIzQ9qM:gq7fYIHBZkTB6DWruUCOwjt

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/1136-0-0x0000000075460000-0x0000000075490000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4884	1136	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 1752 wrote to memory of 1136	1752	rundll32.exe	83
PID 1752 wrote to memory of 1136	1752	rundll32.exe	83
PID 1752 wrote to memory of 1136	1752	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_bdbaa1661be65c3165d07101745b7e41d6e84f13c5db8936931cf9124a779dab.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1752
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_bdbaa1661be65c3165d07101745b7e41d6e84f13c5db8936931cf9124a779dab.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:1136
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1136 -s 692
    3⤵
    - Program crash
    PID:4884

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1136 -ip 1136
1⤵
PID:1728

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/1136-0-0x0000000075460000-0x0000000075490000-memory.dmp

Filesize
192KB

Download
memory/1136-2-0x0000000000F80000-0x0000000000F86000-memory.dmp

Filesize
24KB

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