Overview

overview

10

Static

static

db805d5ac0...a6.exe

windows7-x64

10

db805d5ac0...a6.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    db805d5ac09ea9d18a3016d4c70cbb52087604fe5ad23fd8043399c970c0c8a6

  • Size

    63KB

  • Sample

    230131-n9krysgb96

  • MD5

    06222dcad1b558484a8a4e74ff423528

  • SHA1

    c67dfbea59c50baaffd262b508fea061f827700e

  • SHA256

    5177f4016e4e616d5dd750c1b84f7021fd2802aefc9cce55ae0c2691c2052ab6

  • SHA512

    adbfa6aaf369feef9a8ec4bb4b4ee643a432c1f4c5438fcc5060517045fa0c58883f226f56bc77e7a05b2fb01ca7470fb173f64ff00cbdb8db6303246441b960

  • SSDEEP

    1536:oThA4fjgyCZ78D+iCTuo8hM5zPAB4zOCW3YDz3Akg:o99rgRZn8WFPAB4qCAYfAkg

Score
10/10
asyncratdefendersmartscrenpersistencerat

Malware Config

Extracted

Family

asyncrat

Version

0.5.7B

Botnet

DefenderSmartScren

C2

217.64.31.3:8437

Mutex

DefenderSmartScren

Attributes
  • delay

    3

  • install

    false

  • install_file

    SecurityHealtheurvice.exe

  • install_folder

    %AppData%

aes.plain

Targets

    • Target

      db805d5ac09ea9d18a3016d4c70cbb52087604fe5ad23fd8043399c970c0c8a6

    • Size

      87KB

    • MD5

      ca699117112a173ca7b289f1baf6c3c0

    • SHA1

      862f227d4fa0b4de892006d7fe19e610e9f1a676

    • SHA256

      db805d5ac09ea9d18a3016d4c70cbb52087604fe5ad23fd8043399c970c0c8a6

    • SHA512

      d9f82f6e18ce2eb624a5ee1e20618318fde7ffdcff834d9c0291f4971bd72ce9b7f5108bf45f11ceed4d1f526bad4842913e833a25e3d99a3235d6f87b4d2620

    • SSDEEP

      1536:sUZggDGVM9WSZvZHU+uyWrHyHndw/VTtvVCMI4bgAQ9uaJZA2DJpO:sUigDGVMU4vZUZJmHdeVTtI4bgAQ9uaE

    Score
    10/10
    asyncratdefendersmartscrenpersistencerat

    • AsyncRat

      AsyncRAT is designed to remotely monitor and control other computers.

      ratasyncrat

    • Async RAT payload

      rat

    • Adds Run key to start application

      persistence

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Scheduled Task

1
T1053

Persistence

Registry Run Keys / Startup Folder

1
T1060

Scheduled Task

1
T1053

Privilege Escalation

Scheduled Task

1
T1053

Defense Evasion

Modify Registry

1
T1112

Credential Access

Discovery

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Tasks