Resubmissions

20-09-2024 07:43

240920-jkdj5avhqa 10

16-09-2024 13:49

240916-q4rz7a1apg 10

Analysis

  • max time kernel
    131s
  • max time network
    142s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    16-09-2024 13:49

General

  • Target

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

  • Size

    46KB

  • MD5

    36959ff8dbe435a6d48ca9c3c6699a27

  • SHA1

    55ebd85589544886920b51779d36336f38ea9781

  • SHA256

    0e7c56b00281e18e385042a28f0e6202fbe39f3cdb219d17489799fca09b6550

  • SHA512

    42207753bdbd3821532685fa5870384ac4fa450baeacc99e5764401caba94e41b0df0ee0bd85ad597176902db20ccc6d93d47243300bb3d128adf26fc31df758

  • SSDEEP

    768:9qXrebXXEF5STUkOicvHk3eHlWMPbPgF0qtL+A03byeRThjYI6OC32tYcFmVc6K:9Y5STUXvZH0ub4FrtL+A03RTht6OyKme

Score
10/10

Malware Config

Extracted

Family

asyncrat

Version

0.5.6A

Botnet

null

C2

192.168.1.7:8080

Mutex

ybkivqifannhi

Attributes
  • delay

    5

  • install

    false

  • 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:2496

Network

MITRE ATT&CK Matrix

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/2496-0-0x000007FEF5803000-0x000007FEF5804000-memory.dmp

    Filesize

    4KB

  • memory/2496-1-0x00000000013E0000-0x00000000013F2000-memory.dmp

    Filesize

    72KB

  • memory/2496-2-0x000007FEF5800000-0x000007FEF61EC000-memory.dmp

    Filesize

    9.9MB

  • memory/2496-3-0x000007FEF5803000-0x000007FEF5804000-memory.dmp

    Filesize

    4KB

  • memory/2496-4-0x000007FEF5800000-0x000007FEF61EC000-memory.dmp

    Filesize

    9.9MB