Overview

overview

10

Static

static

10

55394ffc99...0N.exe

windows7-x64

10

55394ffc99...0N.exe

windows10-2004-x64

10

Sharing

Copy URL
Twitter E-mail

General

  • Target

    55394ffc99ace9a97d0c529a2be317c0N.exe

  • Size

    47KB

  • Sample

    240803-fzlx9syhje

  • MD5

    55394ffc99ace9a97d0c529a2be317c0

  • SHA1

    0427b719d52fa112112e3b8001cf2fb5a69c5798

  • SHA256

    92847b5aee61516d9a8469dfe9b9d05692834f9f2da8ade00b2cc0721c8a217b

  • SHA512

    e5fe23e7e6e699a1e45578c1ce5170651dac33b7b17596a89845a29b1dd732665c8a08c070b959d5ff473d91de3ca84f4adc498f051d5452223b27731d32ce6e

  • SSDEEP

    768:AuIndTsErkZTWU/lPhmo2qbJKLKsrcDo117iPINEwf8P6H61fitbRU2pDV8dHwya:AuIndTsXB2OKL3Go1pNEwks2WbRvDx+4

Score
10/10
asyncratdefaultdiscoveryrat

Malware Config

Extracted

Family

asyncrat

Version

0.5.8

Botnet

Default

C2

127.0.0.1:6606

127.0.0.1:7707

127.0.0.1:8808

127.0.0.1:8000

127.0.0.1:11735

0.tcp.eu.ngrok.io:11735:6606

0.tcp.eu.ngrok.io:11735:7707

0.tcp.eu.ngrok.io:11735:8808

0.tcp.eu.ngrok.io:11735:8000

0.tcp.eu.ngrok.io:11735:11735
Mutex

H3X4yAaCJZBT

Attributes
  • delay

    6

  • install

    true

  • install_file

    test.exe

  • install_folder

    %AppData%

aes.plain

Targets

    • Target

      55394ffc99ace9a97d0c529a2be317c0N.exe

    • Size

      47KB

    • MD5

      55394ffc99ace9a97d0c529a2be317c0

    • SHA1

      0427b719d52fa112112e3b8001cf2fb5a69c5798

    • SHA256

      92847b5aee61516d9a8469dfe9b9d05692834f9f2da8ade00b2cc0721c8a217b

    • SHA512

      e5fe23e7e6e699a1e45578c1ce5170651dac33b7b17596a89845a29b1dd732665c8a08c070b959d5ff473d91de3ca84f4adc498f051d5452223b27731d32ce6e

    • SSDEEP

      768:AuIndTsErkZTWU/lPhmo2qbJKLKsrcDo117iPINEwf8P6H61fitbRU2pDV8dHwya:AuIndTsXB2OKL3Go1pNEwks2WbRvDx+4

    Score
    10/10
    asyncratdefaultdiscoveryrat

    • AsyncRat

      AsyncRAT is designed to remotely monitor and control other computers written in C#.

      ratasyncrat

    • Async RAT payload

      rat

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Executes dropped EXE

    • Loads dropped DLL

    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Scheduled Task/Job

1
T1053

Scheduled Task

1
T1053.005

Persistence

Scheduled Task/Job

1
T1053

Scheduled Task

1
T1053.005

Privilege Escalation

Scheduled Task/Job

1
T1053

Scheduled Task

1
T1053.005

Defense Evasion

Credential Access

Discovery

Query Registry

1
T1012

System Information Discovery

2
T1082

System Location Discovery

1
T1614

System Language Discovery

1
T1614.001

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Tasks