dridex | ffcd3f21e103ef18413700ee91a9737900ea88fcae1607cffbf4d7f587039504

Analysis

max time kernel
141s
max time network
103s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
17-10-2024 14:41

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

t6yswb.pdf.dll
Size

590KB
MD5

770df303f86ac191c177035c214589ee
SHA1

6cb4229559c3bcc16d33a92f81fef25b1840d750
SHA256

ffcd3f21e103ef18413700ee91a9737900ea88fcae1607cffbf4d7f587039504
SHA512

e23ccdc09dd516cad89f8a2c0f11fa23e64e1b1fcff63f4e56338d24b35ab33a972e99898b80c6ade51382443a3993c9254ebd349167380a0fc2e97687c4bcd9
SSDEEP

6144:lIStqP+19P2yLnafTR93YBgobwN+5AxtyTCjzVm8NsCupaJ0p/:lIS0Gne883YdbY+5QyTE1kpa+V

Score

10^/10

dridex 10555 botnet discovery

Malware Config

Extracted

Family

dridex

Botnet

10555

162.241.44.26:9443

192.232.229.53:4443

77.220.64.34:443

193.90.12.121:3098

rc4.plain

Signatures

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

Processes:

rundll32.exe

description ioc process

Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language rundll32.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

rundll32.exe

description	pid	process	target process
PID 4580 wrote to memory of 4572	4580	rundll32.exe	rundll32.exe
PID 4580 wrote to memory of 4572	4580	rundll32.exe	rundll32.exe
PID 4580 wrote to memory of 4572	4580	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\t6yswb.pdf.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4580
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\t6yswb.pdf.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:4572

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/4572-0-0x0000000010000000-0x0000000010097000-memory.dmp

Filesize
604KB

Download
memory/4572-1-0x0000000000CB0000-0x0000000000D2C000-memory.dmp

Filesize
496KB

Download
memory/4572-2-0x00000000025D0000-0x000000000260D000-memory.dmp

Filesize
244KB

Download
memory/4572-3-0x0000000010000000-0x0000000010097000-memory.dmp

Filesize
604KB

Download
memory/4572-5-0x00000000025D0000-0x000000000260D000-memory.dmp

Filesize
244KB

Download
memory/4572-4-0x0000000000CB0000-0x0000000000D2C000-memory.dmp

Filesize
496KB

Download