Overview

overview

10

Static

static

RFQ_115A08...df.vbs

windows7_x64

10

RFQ_115A08...df.vbs

windows10_x64

10

Sharing

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General

  • Target

    RFQ_115A087_202104_20_Urgent_pdf.vbs

  • Size

    5KB

  • Sample

    210420-5wstpy5rcs

  • MD5

    b36e32526b42e2fb17c93fb9f839bca2

  • SHA1

    eb243b06b6e10ddc227018cc1b4d98209e93beed

  • SHA256

    3afff94321f5f55b992d98b50e8af2046d473094a1e1e0611ccddb9bde659fa7

  • SHA512

    00aaa35901b7dd8fe8aefb22e4ba40d61550984cfe66d1b893651f65b8b0c4cc76f9f36d713e6ce52241d055fc2b01dce880c9fe0b9e4602599fb9113ac5837c

Score
10/10
asyncratrat

Malware Config

Extracted

Language
ps1
Deobfuscated
URLs
ps1.dropper

https://pastebin.com/raw/1grXhFpU

Targets

    • Target

      RFQ_115A087_202104_20_Urgent_pdf.vbs

    • Size

      5KB

    • MD5

      b36e32526b42e2fb17c93fb9f839bca2

    • SHA1

      eb243b06b6e10ddc227018cc1b4d98209e93beed

    • SHA256

      3afff94321f5f55b992d98b50e8af2046d473094a1e1e0611ccddb9bde659fa7

    • SHA512

      00aaa35901b7dd8fe8aefb22e4ba40d61550984cfe66d1b893651f65b8b0c4cc76f9f36d713e6ce52241d055fc2b01dce880c9fe0b9e4602599fb9113ac5837c

    Score
    10/10
    asyncratrat

    • AsyncRat

      AsyncRAT is designed to remotely monitor and control other computers.

      ratasyncrat

    • Async RAT payload

      rat

    • Blocklisted process makes network request

    • Drops startup file

    • Legitimate hosting services abused for malware hosting/C2

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

1
T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Web Service

1
T1102

Impact

Tasks