Overview

overview

10

Static

static

ECE421D721...DD.exe

windows7_x64

10

ECE421D721...DD.exe

windows10-2004_x64

10

Sharing

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General

  • Target

    ECE421D721FC53F14B3CB3661BFD1A3FA803C3090C1DD.exe

  • Size

    8.4MB

  • Sample

    220629-vrfhvadbd4

  • MD5

    d5e7043535d59496db94c856f10b8d04

  • SHA1

    fb15aebccab94783a845a529d040f3ea0d960444

  • SHA256

    ece421d721fc53f14b3cb3661bfd1a3fa803c3090c1dd7428bb785fa0ba50201

  • SHA512

    3890f0aa25e388904e463127e9aee692027578e00dc7ea196236faafb330c74d01c2ace546301eb3cae3b17372355b6f299913a9402fbf953c323c263bc0e43b

Score
10/10
asyncratdefaultratsuricata

Malware Config

Extracted

Family

asyncrat

Version

0.5.6D

Botnet

Default

C2

milla.publicvm.com:6606

milla.publicvm.com:7707

milla.publicvm.com:8808

milla2.ddns.net:6606

milla2.ddns.net:7707

milla2.ddns.net:8808
Mutex

nkxmiiutimapkt

Attributes
  • delay

    1

  • install

    true

  • install_file

    ccliner.exe

  • install_folder

    %AppData%

aes.plain

Targets

    • Target

      ECE421D721FC53F14B3CB3661BFD1A3FA803C3090C1DD.exe

    • Size

      8.4MB

    • MD5

      d5e7043535d59496db94c856f10b8d04

    • SHA1

      fb15aebccab94783a845a529d040f3ea0d960444

    • SHA256

      ece421d721fc53f14b3cb3661bfd1a3fa803c3090c1dd7428bb785fa0ba50201

    • SHA512

      3890f0aa25e388904e463127e9aee692027578e00dc7ea196236faafb330c74d01c2ace546301eb3cae3b17372355b6f299913a9402fbf953c323c263bc0e43b

    Score
    10/10
    asyncratdefaultratsuricata

    • AsyncRat

      AsyncRAT is designed to remotely monitor and control other computers.

      ratasyncrat

    • suricata: ET MALWARE Generic AsyncRAT Style SSL Cert

      suricata: ET MALWARE Generic AsyncRAT Style SSL Cert

      suricata

    • suricata: ET MALWARE Observed Malicious SSL Cert (AsyncRAT Server)

      suricata: ET MALWARE Observed Malicious SSL Cert (AsyncRAT Server)

      suricata

    • Async RAT payload

      rat

    • Executes dropped EXE

    • Checks computer location settings

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

    • Loads dropped DLL

    • Legitimate hosting services abused for malware hosting/C2

    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Scheduled Task

1
T1053

Persistence

Scheduled Task

1
T1053

Privilege Escalation

Scheduled Task

1
T1053

Defense Evasion

Credential Access

Discovery

Query Registry

1
T1012

System Information Discovery

2
T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Web Service

1
T1102

Impact

Tasks