dridex | 55cc1d374456819765025e8de227af010c1fd4805c9f3de62759e505d8a4b8de

Analysis

max time kernel
94s
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 21:12

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General

Target

JaffaCakes118_55cc1d374456819765025e8de227af010c1fd4805c9f3de62759e505d8a4b8de.dll
Size

188KB
MD5

05ee8e361df6e3fed23a7cd7292fc3c1
SHA1

43e66e7e3b1ca26e977506e77b748c0639ae4cea
SHA256

55cc1d374456819765025e8de227af010c1fd4805c9f3de62759e505d8a4b8de
SHA512

4f34932246b569624a817671c5a354502b41a0725e2f4df84d3448e793ca8b0a1e106f12ed83ca3cc79ac58761e72e9fac683ce18fe81a249addd660b4b115fd
SSDEEP

3072:qteMq7hp/YIzA6BZvlWnTDN2GL9L8NLXWruiuUCzTOwwc0cIzF9qM:Cq7fYIHBZkTB6DWruUCOwjt

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/4200-1-0x0000000075210000-0x0000000075240000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4576	4200	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 392 wrote to memory of 4200	392	rundll32.exe	82
PID 392 wrote to memory of 4200	392	rundll32.exe	82
PID 392 wrote to memory of 4200	392	rundll32.exe	82

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_55cc1d374456819765025e8de227af010c1fd4805c9f3de62759e505d8a4b8de.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:392
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_55cc1d374456819765025e8de227af010c1fd4805c9f3de62759e505d8a4b8de.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:4200
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4200 -s 692
    3⤵
    - Program crash
    PID:4576

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4200 -ip 4200
1⤵
PID:4016

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/4200-0-0x0000000002A00000-0x0000000002A06000-memory.dmp

Filesize
24KB

Download
memory/4200-1-0x0000000075210000-0x0000000075240000-memory.dmp

Filesize
192KB

Download
memory/4200-3-0x0000000002A00000-0x0000000002A06000-memory.dmp

Filesize
24KB

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