dridex | 40a9e81b6d04940928c8e3f8d8564f533c38c460e01da8215c54250696229687

Analysis

max time kernel
149s
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
30/12/2024, 03:35

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General

Target

JaffaCakes118_40a9e81b6d04940928c8e3f8d8564f533c38c460e01da8215c54250696229687.dll
Size

188KB
MD5

6f1a8138dd0c37eadc569d20600525a0
SHA1

4262dd9ca8944a7109800ba563eef57bd9be149d
SHA256

40a9e81b6d04940928c8e3f8d8564f533c38c460e01da8215c54250696229687
SHA512

90cee7bac0d01124a32b4d2eb2cf1ac25501b4d9a073a930072bfdbcf73971e7725ec8d6d888372d3e978019200f1eda6b948720f88edb1f1090faf72152737f
SSDEEP

3072:jteMq7hp/YIzA6BZvlWnTDN2GL9L8NLXWruiuUCzTOwwc0cIzb9qM: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/5084-0-0x00000000757C0000-0x00000000757F0000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4396	5084	WerFault.exe	82

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 640 wrote to memory of 5084	640	rundll32.exe	82
PID 640 wrote to memory of 5084	640	rundll32.exe	82
PID 640 wrote to memory of 5084	640	rundll32.exe	82

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_40a9e81b6d04940928c8e3f8d8564f533c38c460e01da8215c54250696229687.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:640
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_40a9e81b6d04940928c8e3f8d8564f533c38c460e01da8215c54250696229687.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:5084
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 5084 -s 692
    3⤵
    - Program crash
    PID:4396

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 432 -p 5084 -ip 5084
1⤵
PID:3920

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/5084-0-0x00000000757C0000-0x00000000757F0000-memory.dmp

Filesize
192KB

Download
memory/5084-2-0x00000000003E0000-0x00000000003E6000-memory.dmp

Filesize
24KB

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