Overview

overview

10

Static

static

10

bJwF.exe

windows7-x64

10

bJwF.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    141s
  • max time network
    146s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    02-02-2023 22:08

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General

  • Target

    bJwF.exe

  • Size

    47KB

  • MD5

    5cd473ede67f1c61c1428ecc257dd895

  • SHA1

    1fd8deb6ed79d968252cc8b83ad7713ea287c384

  • SHA256

    07c0fec3a68cbddb707dc5782a6d87f556d15ecb122db19ec522bc7e17dfa1d8

  • SHA512

    5d9e494ff112e6cb6598ed3a274c1b2ceb5c2c7c535f2a1d3577b11356d25c268656adbc0551d4ddb92e8a9c79cab203f2ae5f05629c11dd2560a8313e86d913

  • SSDEEP

    768:p96mxUTILWCaS+DiMtelDSN+iV08YbygefsC2Gq9MvEgK/JnZVc6KN:p96AKWMtKDs4zb16lqGnkJnZVclN

Score
10/10
asyncratdefaultrat

Malware Config

Extracted

Family

asyncrat

Version

1.0.7

Botnet

Default

Mutex

gkAyQRdKkCButk6TyMAZ

Attributes
  • delay

    1

  • install

    false

  • install_folder

    %AppData%

  • pastebin_config

    https://pastebin.com/raw/FcHGaN0M

aes.plain

Signatures

  • AsyncRat

    AsyncRAT is designed to remotely monitor and control other computers.

    ratasyncrat
  • Async RAT payload 1 IoCs
    rat
  • Legitimate hosting services abused for malware hosting/C2 1 TTPs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\bJwF.exe
    "C:\Users\Admin\AppData\Local\Temp\bJwF.exe"
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    PID:4528

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Lateral Movement

Collection

Exfiltration

Command and Control

Web Service

1
T1102

Impact

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Downloads

  • memory/4528-132-0x00000000001E0000-0x00000000001F2000-memory.dmp
    Filesize

    72KB

    Download
  • memory/4528-133-0x00007FFFCEC30000-0x00007FFFCF6F1000-memory.dmp
    Filesize

    10.8MB

    Download
  • memory/4528-134-0x00007FFFCEC30000-0x00007FFFCF6F1000-memory.dmp
    Filesize

    10.8MB

    Download