Overview

overview

10

Static

static

Cyup.exe

windows7_x64

10

Cyup.exe

windows10-2004_x64

10

Sharing

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General

  • Target

    Cyup.exe

  • Size

    377KB

  • Sample

    220404-dwb8jshec2

  • MD5

    723e85e9cd88b3ddaa1b44346ceeaf7d

  • SHA1

    3da16366440b2a96dd92e583a55be819fe98191a

  • SHA256

    756517220093a59e69e6db3de1846896d146600389f742503804f25ba6fa74dd

  • SHA512

    328ba7a68b2fbfd44da652e7b0b7816716bcc70029739bdbae6dd803ee65e06f284bd12986caa9c72a87cbff8f835994c274bfafaa1c8ed13bc2e284ab47f1c5

Score
10/10
asyncrat2persistencerat

Malware Config

Extracted

Family

asyncrat

Version

0.5.7B

Botnet

2

C2

212.193.30.54:9524

Mutex

wyQ92!.,=FT72few

Attributes
  • delay

    3

  • install

    false

  • install_folder

    %AppData%

aes.plain

Targets

    • Target

      Cyup.exe

    • Size

      377KB

    • MD5

      723e85e9cd88b3ddaa1b44346ceeaf7d

    • SHA1

      3da16366440b2a96dd92e583a55be819fe98191a

    • SHA256

      756517220093a59e69e6db3de1846896d146600389f742503804f25ba6fa74dd

    • SHA512

      328ba7a68b2fbfd44da652e7b0b7816716bcc70029739bdbae6dd803ee65e06f284bd12986caa9c72a87cbff8f835994c274bfafaa1c8ed13bc2e284ab47f1c5

    Score
    10/10
    asyncrat2persistencerat

    • 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

Persistence

Registry Run Keys / Startup Folder

1
T1060

Privilege Escalation

Defense Evasion

Modify Registry

1
T1112

Credential Access

Discovery

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Tasks