dridex | c71cbf9671ce285b52b168f886e24955df7a4bf21499a6fe324ec23798418311

Analysis

max time kernel
92s
max time network
126s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
30-12-2024 23:43

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General

Target

JaffaCakes118_c71cbf9671ce285b52b168f886e24955df7a4bf21499a6fe324ec23798418311.dll
Size

188KB
MD5

3543f67d1815b34d592a7c3f09a4affb
SHA1

7ccabbd069ac89d435e6f9a2c72b133e77979e1f
SHA256

c71cbf9671ce285b52b168f886e24955df7a4bf21499a6fe324ec23798418311
SHA512

7af3b6c3b543e91fd9b416e9b9d1901e8278a298a6e37d9fc607be6d61a54e37d2d329f651b862b8f6fdbacbd0c16ef2ab11471b6f658659c8d288682b7a41f1
SSDEEP

3072:pteMq7hp/YIzA6BZvlWnTDN2GL9L8NLXWruiuUCzTOwwc0cIzr9qM:lq7fYIHBZkTB6DWruUCOwjt

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/4984-0-0x0000000074CF0000-0x0000000074D20000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4916	4984	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 852 wrote to memory of 4984	852	rundll32.exe	83
PID 852 wrote to memory of 4984	852	rundll32.exe	83
PID 852 wrote to memory of 4984	852	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_c71cbf9671ce285b52b168f886e24955df7a4bf21499a6fe324ec23798418311.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:852
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_c71cbf9671ce285b52b168f886e24955df7a4bf21499a6fe324ec23798418311.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:4984
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4984 -s 692
    3⤵
    - Program crash
    PID:4916

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4984 -ip 4984
1⤵
PID:1828

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/4984-0-0x0000000074CF0000-0x0000000074D20000-memory.dmp

Filesize
192KB

Download
memory/4984-2-0x0000000000BF0000-0x0000000000BF6000-memory.dmp

Filesize
24KB

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