dridex | 2d91fb96de583ae12df9087c9a81d40a9e7f6e30016565e7db23dab1900424ea

Analysis

max time kernel
150s
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
24-12-2024 09:21

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General

Target

JaffaCakes118_2d91fb96de583ae12df9087c9a81d40a9e7f6e30016565e7db23dab1900424ea.dll
Size

188KB
MD5

3bbe5eac6f9b385e200a541ad20843f0
SHA1

fd42cdc3d52fe6426671a414041158d66cdce310
SHA256

2d91fb96de583ae12df9087c9a81d40a9e7f6e30016565e7db23dab1900424ea
SHA512

e9ed06c716ad635d9df64962dac4640baab607bfaf04becfdffefb39ae1cd3b7c5e93fa23f77d56a1348f0b8c06191fefeefed72ac0cce74d5940b137ddf87ec
SSDEEP

3072:TteMq7hp/YIzA6BZvlWnTDN2GL9L8NLXWruiuUCzTOwwc0cIzY9qM:bq7fYIHBZkTB6DWruUCOwjt

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/4228-1-0x00000000751F0000-0x0000000075220000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2156	4228	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 1500 wrote to memory of 4228	1500	rundll32.exe	82
PID 1500 wrote to memory of 4228	1500	rundll32.exe	82
PID 1500 wrote to memory of 4228	1500	rundll32.exe	82

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_2d91fb96de583ae12df9087c9a81d40a9e7f6e30016565e7db23dab1900424ea.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1500
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_2d91fb96de583ae12df9087c9a81d40a9e7f6e30016565e7db23dab1900424ea.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:4228
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4228 -s 696
    3⤵
    - Program crash
    PID:2156

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 424 -p 4228 -ip 4228
1⤵
PID:972

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/4228-0-0x0000000000F40000-0x0000000000F46000-memory.dmp

Filesize
24KB

Download
memory/4228-1-0x00000000751F0000-0x0000000075220000-memory.dmp

Filesize
192KB

Download
memory/4228-3-0x0000000000F40000-0x0000000000F46000-memory.dmp

Filesize
24KB

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