dridex | ce4004f1c28881d1c6181c0a3ad53d4c41b3bf09ebd346c65b9a9a16f16bc18d

Analysis

max time kernel
95s
max time network
97s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
15-09-2024 11:24

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General

Target

f72649e352cf4196d00c3c39b58900f0N.dll
Size

1.1MB
MD5

f72649e352cf4196d00c3c39b58900f0
SHA1

c8ee252b35b6dd491a28720cf7afca8961285728
SHA256

ce4004f1c28881d1c6181c0a3ad53d4c41b3bf09ebd346c65b9a9a16f16bc18d
SHA512

56ce10d559471e188177671fb5ba1c7e44d26bc99ec6e4ce860ca85b8e38db299452517f9b21a8dfbabc49e343b0f031ffcd09436b4983f4d96018523c123198
SSDEEP

12288:USOP47es0e6yHPJCjn6EZ/Kp9rHmactE7gcJEAKWNTOlJ6NL:UBQes0e6yHL

Score

10^/10

dridex 22201 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22201

144.76.1.150:443

50.249.212.98:23399

104.168.154.79:5007

rc4.plain

Signatures

Dridex
Dridex(known as Bugat/Cridex) is a form of malware that specializes in stealing bank credentials.
botnet dridex

Dridex Loader 1 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

resource	yara_rule
behavioral2/memory/4952-1-0x0000000074BF0000-0x0000000074C21000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1672	4952	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 4156 wrote to memory of 4952	4156	rundll32.exe	83
PID 4156 wrote to memory of 4952	4156	rundll32.exe	83
PID 4156 wrote to memory of 4952	4156	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\f72649e352cf4196d00c3c39b58900f0N.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4156
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\f72649e352cf4196d00c3c39b58900f0N.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:4952
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4952 -s 636
    3⤵
    - Program crash
    PID:1672

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 376 -p 4952 -ip 4952
1⤵
PID:1336

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/4952-0-0x0000000001350000-0x0000000001356000-memory.dmp

Filesize
24KB

Download
memory/4952-1-0x0000000074BF0000-0x0000000074C21000-memory.dmp

Filesize
196KB

Download
memory/4952-3-0x0000000001350000-0x0000000001356000-memory.dmp

Filesize
24KB

Download