dridex | b308c75f083abca646d3a29a69eb147bc9fa7f079540940aefa70610ff3e1fb2

Analysis

max time kernel
103s
max time network
104s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
16-08-2024 04:39

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

293e9c5523559259a5842bf064dd6980N.dll
Size

184KB
MD5

293e9c5523559259a5842bf064dd6980
SHA1

e2980762f188adae153074239c2e21045667a2de
SHA256

b308c75f083abca646d3a29a69eb147bc9fa7f079540940aefa70610ff3e1fb2
SHA512

7f9d022903bd1e5f776f4d6ad9fa1f12bea6ccbb09fc734ebbd74d9fbf9093f526d93ab4197753286f9a0ecf88a88862130fe89da7485d4fad55426d424c0db3
SSDEEP

3072:n92qSmHOhnWpPI1ybmJIiC00PArIojHTYVBCn+rs3Ss3qLMTcrLA:n9NSMOEpQ1Q3ODAr+VY

Score

10^/10

dridex 22203 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22203

80.241.218.90:443

103.161.172.109:13786

87.98.128.76:5723

rc4.plain

Signatures

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

Dridex Loader 2 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

resource	yara_rule
behavioral2/memory/3156-1-0x0000000074EF0000-0x0000000074F1F000-memory.dmp	dridex_ldr
behavioral2/memory/3156-2-0x0000000074EF0000-0x0000000074F1F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3420	3156	WerFault.exe	84

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 2604 wrote to memory of 3156	2604	rundll32.exe	84
PID 2604 wrote to memory of 3156	2604	rundll32.exe	84
PID 2604 wrote to memory of 3156	2604	rundll32.exe	84

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\293e9c5523559259a5842bf064dd6980N.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2604
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\293e9c5523559259a5842bf064dd6980N.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:3156
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3156 -s 616
    3⤵
    - Program crash
    PID:3420

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3156 -ip 3156
1⤵
PID:2288

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

Loading Replay Monitor...

Downloads

memory/3156-0-0x0000000001540000-0x0000000001546000-memory.dmp

Filesize
24KB

Download
memory/3156-1-0x0000000074EF0000-0x0000000074F1F000-memory.dmp

Filesize
188KB

Download
memory/3156-2-0x0000000074EF0000-0x0000000074F1F000-memory.dmp

Filesize
188KB

Download
memory/3156-3-0x0000000001540000-0x0000000001546000-memory.dmp

Filesize
24KB

Download