dridex | fc16b5eb6b71054338cba165f605614f8432ea97f5987668e997f5500b3303df

Analysis

max time kernel
148s
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
23/12/2024, 17:46

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General

Target

JaffaCakes118_fc16b5eb6b71054338cba165f605614f8432ea97f5987668e997f5500b3303df.dll
Size

188KB
MD5

ca19c0144f8bfc77ff334727ad299d75
SHA1

d1ad035ff2935ecc18e3868b5744b03dacc2e4a9
SHA256

fc16b5eb6b71054338cba165f605614f8432ea97f5987668e997f5500b3303df
SHA512

0e7f3ef385e081bb4ecb30f1d80c6c04f99c4f7ce7576c558a07e7af57c5f4c613a5a3b4d7b8bcf4d1776c9a21457e681d3354438628a03966ce5e68e210fe46
SSDEEP

3072:SteMq7hp/YIzA6BZvlWnTDN2GL9L8NLXWruiuUCzTOwwc0cIz/9qM:aq7fYIHBZkTB6DWruUCOwjt

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/4404-0-0x0000000075020000-0x0000000075050000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2908	4404	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 3132 wrote to memory of 4404	3132	rundll32.exe	82
PID 3132 wrote to memory of 4404	3132	rundll32.exe	82
PID 3132 wrote to memory of 4404	3132	rundll32.exe	82

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_fc16b5eb6b71054338cba165f605614f8432ea97f5987668e997f5500b3303df.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3132
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_fc16b5eb6b71054338cba165f605614f8432ea97f5987668e997f5500b3303df.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:4404
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4404 -s 692
    3⤵
    - Program crash
    PID:2908

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4404 -ip 4404
1⤵
PID:4484

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/4404-0-0x0000000075020000-0x0000000075050000-memory.dmp

Filesize
192KB

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memory/4404-2-0x0000000001380000-0x0000000001386000-memory.dmp

Filesize
24KB

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