dridex | 2c85890bf2e443b512958a350eaf1e51d41e62fbcd9639951393990e3ee7223d

Analysis

max time kernel
121s
max time network
122s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
30-12-2024 23:28

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General

Target

JaffaCakes118_2c85890bf2e443b512958a350eaf1e51d41e62fbcd9639951393990e3ee7223d.dll
Size

188KB
MD5

fbb0223107f9e9e8bdd02ea9d080b1ea
SHA1

0cd0673958e736240b59efd6df3d54dcd87da00d
SHA256

2c85890bf2e443b512958a350eaf1e51d41e62fbcd9639951393990e3ee7223d
SHA512

541f07d34757a1c31b400b96d4c17f372be8746d02bb359458dc9cb1faf46bfe120abdc1ec5c58c6923d260efa92fecdd393ef1fe86ce8a8b6aafa47a07a3b30
SSDEEP

3072:EteMq7hp/YIzA6BZvlWnTDN2GL9L8NLXWruiuUCzTOwwc0cIzq9qM:4q7fYIHBZkTB6DWruUCOwjt

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
behavioral1/memory/2384-1-0x0000000074C30000-0x0000000074C60000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
580	2384	WerFault.exe	30

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 11 IoCs

description	pid	Process	procid_target
PID 2112 wrote to memory of 2384	2112	rundll32.exe	30
PID 2112 wrote to memory of 2384	2112	rundll32.exe	30
PID 2112 wrote to memory of 2384	2112	rundll32.exe	30
PID 2112 wrote to memory of 2384	2112	rundll32.exe	30
PID 2112 wrote to memory of 2384	2112	rundll32.exe	30
PID 2112 wrote to memory of 2384	2112	rundll32.exe	30
PID 2112 wrote to memory of 2384	2112	rundll32.exe	30
PID 2384 wrote to memory of 580	2384	rundll32.exe	32
PID 2384 wrote to memory of 580	2384	rundll32.exe	32
PID 2384 wrote to memory of 580	2384	rundll32.exe	32
PID 2384 wrote to memory of 580	2384	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_2c85890bf2e443b512958a350eaf1e51d41e62fbcd9639951393990e3ee7223d.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2112
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_2c85890bf2e443b512958a350eaf1e51d41e62fbcd9639951393990e3ee7223d.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2384
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2384 -s 300
    3⤵
    - Program crash
    PID:580

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

Replay Monitor

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Downloads

memory/2384-0-0x0000000000170000-0x0000000000176000-memory.dmp

Filesize
24KB

Download
memory/2384-1-0x0000000074C30000-0x0000000074C60000-memory.dmp

Filesize
192KB

Download
memory/2384-3-0x0000000000170000-0x0000000000176000-memory.dmp

Filesize
24KB

Download