dridex | 04833c0f476e33603ed137be60207b5486e79f143f6012a935693ca03997e5a3

Analysis

max time kernel
121s
max time network
122s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
21-12-2024 16:15

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General

Target

04833c0f476e33603ed137be60207b5486e79f143f6012a935693ca03997e5a3.dll
Size

188KB
MD5

fca732a91f64388eb9bde283794a280c
SHA1

b78cdcff29969b444a10dada4674dfcff89af619
SHA256

04833c0f476e33603ed137be60207b5486e79f143f6012a935693ca03997e5a3
SHA512

1025cf1266a72cde61009b8bcb502bb1a2af899daf78aaf1e8f935ddfb71753c86c63d35a3556e8f04ee1774944aaab1368b8e3c69fdcdbb3bdf7bda5ebd2de2
SSDEEP

3072:wteMq7hp/YIzA6BZvlWnTDN2GL9L8NLXWruiuUCzTOwwc0cIz99qM:kq7fYIHBZkTB6DWruUCOwjt

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/1980-1-0x0000000075270000-0x00000000752A0000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3052	1980	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 1920 wrote to memory of 1980	1920	rundll32.exe	30
PID 1920 wrote to memory of 1980	1920	rundll32.exe	30
PID 1920 wrote to memory of 1980	1920	rundll32.exe	30
PID 1920 wrote to memory of 1980	1920	rundll32.exe	30
PID 1920 wrote to memory of 1980	1920	rundll32.exe	30
PID 1920 wrote to memory of 1980	1920	rundll32.exe	30
PID 1920 wrote to memory of 1980	1920	rundll32.exe	30
PID 1980 wrote to memory of 3052	1980	rundll32.exe	31
PID 1980 wrote to memory of 3052	1980	rundll32.exe	31
PID 1980 wrote to memory of 3052	1980	rundll32.exe	31
PID 1980 wrote to memory of 3052	1980	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\04833c0f476e33603ed137be60207b5486e79f143f6012a935693ca03997e5a3.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1920
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\04833c0f476e33603ed137be60207b5486e79f143f6012a935693ca03997e5a3.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1980
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1980 -s 300
    3⤵
    - Program crash
    PID:3052

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/1980-0-0x00000000001C0000-0x00000000001C6000-memory.dmp

Filesize
24KB

Download
memory/1980-1-0x0000000075270000-0x00000000752A0000-memory.dmp

Filesize
192KB

Download
memory/1980-4-0x00000000001C0000-0x00000000001C6000-memory.dmp

Filesize
24KB

Download