dridex | fe9b6d395e7b24723edadf5817cdcb24dd6b066028524dc8fb4f8c9ee8b4202e

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
14-09-2024 18:09

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General

Target

61f3c3766b6b67bdc1a7292f29557830N.dll
Size

469KB
MD5

61f3c3766b6b67bdc1a7292f29557830
SHA1

44aa0234421bd8bb351649c2e42b3650b27a1b5a
SHA256

fe9b6d395e7b24723edadf5817cdcb24dd6b066028524dc8fb4f8c9ee8b4202e
SHA512

3f68bd35611c43f3a4742a58f4932e672f43930a0ff292dd7141ef064afb89faa39090875bfe01e9f6693b90a3bdc0855a8ef0e62f3d8868b7d4cfbdabc6b06b
SSDEEP

6144:LzWxkOP4p2EesvcDi6DOHPJKSuPvlpkApyblCv/:GSOP47es0e6yHPJKSuPvvkApyblCv/

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/2408-1-0x0000000075040000-0x0000000075071000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1436	2408	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 232 wrote to memory of 2408	232	rundll32.exe	83
PID 232 wrote to memory of 2408	232	rundll32.exe	83
PID 232 wrote to memory of 2408	232	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\61f3c3766b6b67bdc1a7292f29557830N.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:232
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\61f3c3766b6b67bdc1a7292f29557830N.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2408
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2408 -s 636
    3⤵
    - Program crash
    PID:1436

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 208 -p 2408 -ip 2408
1⤵
PID:220

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/2408-0-0x0000000001180000-0x0000000001186000-memory.dmp

Filesize
24KB

Download
memory/2408-1-0x0000000075040000-0x0000000075071000-memory.dmp

Filesize
196KB

Download
memory/2408-3-0x0000000001180000-0x0000000001186000-memory.dmp

Filesize
24KB

Download