dridex | bcfa39b8200148548de61eda4351fd6881f9fe0ee4070fd215ecc51eb9710a17

Analysis

max time kernel
94s
max time network
145s
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, 19:16

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General

Target

JaffaCakes118_bcfa39b8200148548de61eda4351fd6881f9fe0ee4070fd215ecc51eb9710a17.dll
Size

188KB
MD5

73a49ef403188a349ef32f51c0b61244
SHA1

fef8b06bad695c91ef7c6fabf7a31af3db7a2986
SHA256

bcfa39b8200148548de61eda4351fd6881f9fe0ee4070fd215ecc51eb9710a17
SHA512

d59f69a3c07d21076cde8e464704df3131b6daf85b32062363b671ec97d51ef044bdc7596f7debcf587714a71bcfd4334d105a4d943a9cf1d379d89a6e2b5dfd
SSDEEP

3072:TteMq7hp/YIzA6BZvlWnTDN2GL9L8NLXWruiuUCzTOwwc0cIzA9qM: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/3604-1-0x0000000074990000-0x00000000749C0000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
5104	3604	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 3080 wrote to memory of 3604	3080	rundll32.exe	83
PID 3080 wrote to memory of 3604	3080	rundll32.exe	83
PID 3080 wrote to memory of 3604	3080	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_bcfa39b8200148548de61eda4351fd6881f9fe0ee4070fd215ecc51eb9710a17.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3080
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_bcfa39b8200148548de61eda4351fd6881f9fe0ee4070fd215ecc51eb9710a17.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:3604
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3604 -s 692
    3⤵
    - Program crash
    PID:5104

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 3604 -ip 3604
1⤵
PID:5100

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/3604-0-0x0000000000FC0000-0x0000000000FC6000-memory.dmp

Filesize
24KB

Download
memory/3604-1-0x0000000074990000-0x00000000749C0000-memory.dmp

Filesize
192KB

Download
memory/3604-3-0x0000000000FC0000-0x0000000000FC6000-memory.dmp

Filesize
24KB

Download