Analysis

  • max time kernel
    148s
  • max time network
    150s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    17-09-2024 06:30

General

  • Target

    bazaar.2020.02/HEUR-Backdoor.MSIL.Crysan.exe

  • Size

    46KB

  • MD5

    305a2bab3acfb2a2ddc57f06a4b64471

  • SHA1

    357f18e24572b55b6270db3485f39b3a06278fd7

  • SHA256

    0f268e9be95d203c8d5cfa33d50ad7f623f13746bd97ec24703959dc08d97a9b

  • SHA512

    49be514325a15e7e132a98309f8645083d30d23ba4fb05b6487f691c3ee1336dd007d88b2ea644875b96bc8d725792c341ccf062485099a5e7243084e19e7b82

  • SSDEEP

    768:xqYVNZJrbXvkjjVKLUSQ1PkOicvHk3eHlWMPbPgF0qR55nhbej574rYI6OCu2tY:xkjV2UdXvZH0ub4Frddejx4l6ODKmVcn

Score
10/10

Malware Config

Extracted

Family

asyncrat

Version

0.5.6A

Botnet

null

C2

192.168.1.7:8080

Mutex

cqtxddtxyigu

Attributes
  • delay

    5

  • install

    false

  • install_file

    GoogleCrashHandler.exe

  • install_folder

    %AppData%

aes.plain

Signatures

  • AsyncRat

    AsyncRAT is designed to remotely monitor and control other computers written in C#.

  • Suspicious behavior: EnumeratesProcesses 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\bazaar.2020.02\HEUR-Backdoor.MSIL.Crysan.exe
    "C:\Users\Admin\AppData\Local\Temp\bazaar.2020.02\HEUR-Backdoor.MSIL.Crysan.exe"
    1⤵
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:2236

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

  • memory/2236-0-0x000007FEF5983000-0x000007FEF5984000-memory.dmp

    Filesize

    4KB

  • memory/2236-1-0x0000000000AB0000-0x0000000000AC2000-memory.dmp

    Filesize

    72KB

  • memory/2236-2-0x000007FEF5980000-0x000007FEF636C000-memory.dmp

    Filesize

    9.9MB

  • memory/2236-3-0x000007FEF5983000-0x000007FEF5984000-memory.dmp

    Filesize

    4KB

  • memory/2236-4-0x000007FEF5980000-0x000007FEF636C000-memory.dmp

    Filesize

    9.9MB