Analysis

  • max time kernel
    31s
  • max time network
    34s
  • platform
    windows10-ltsc 2021_x64
  • resource
    win10ltsc2021-20241023-en
  • resource tags

    arch:x64arch:x86image:win10ltsc2021-20241023-enlocale:en-usos:windows10-ltsc 2021-x64system
  • submitted
    17-11-2024 20:24

General

  • Target

    juepta.7z

  • Size

    18KB

  • MD5

    a577c95fba2b8becd8f4fb963f25cb22

  • SHA1

    01f874c1abc88cf0eea294ca7265ba9f8d7ff033

  • SHA256

    c81b0cd26f92c566a1619d8a740da1e7ffa3e3d605fccccb5f3b3a075fb9e8cb

  • SHA512

    b2e1e51a108526e29e6edfa4342f10df0765159c16ba3d6a77dc2e68f78d849b19ebf9e602f09fa7d57911d0f256c1d9bfad35dde3b57307b675a35ef0781507

  • SSDEEP

    384:rB+8b/oGiZ3Z5+D4wbdA4M99yFUI5I1XqX6p0242vSKF/LZe1VFnIbS:l+8b/0LmNy9Kye6pP42vlDc1TmS

Malware Config

Extracted

Family

asyncrat

Version

0.5.8

Botnet

Default

C2

127.0.0.1:6606

127.0.0.1:7707

127.0.0.1:8808

127.0.0.1:4782

127.0.0.1:3425

Cristopher11sa-62565.portmap.host:6606

Cristopher11sa-62565.portmap.host:7707

Cristopher11sa-62565.portmap.host:8808

Cristopher11sa-62565.portmap.host:4782

Cristopher11sa-62565.portmap.host:3425

190.104.116.8:6606

190.104.116.8:7707

190.104.116.8:8808

190.104.116.8:4782

190.104.116.8:3425

azxq0ap.localto.net:6606

azxq0ap.localto.net:7707

azxq0ap.localto.net:8808

azxq0ap.localto.net:4782

azxq0ap.localto.net:3425

Mutex

E2qgtjRHaRSi

Attributes
  • delay

    3

  • install

    false

  • install_file

    Java updater.exe

  • install_folder

    %AppData%

aes.plain

Signatures

  • AsyncRat

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

  • Asyncrat family
  • Async RAT payload 1 IoCs
  • Executes dropped EXE 1 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of FindShellTrayWindow 2 IoCs

Processes

  • C:\Program Files\7-Zip\7zFM.exe
    "C:\Program Files\7-Zip\7zFM.exe" "C:\Users\Admin\AppData\Local\Temp\juepta.7z"
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    PID:1628
  • C:\Users\Admin\Desktop\juepta.exe
    "C:\Users\Admin\Desktop\juepta.exe"
    1⤵
    • Executes dropped EXE
    • System Location Discovery: System Language Discovery
    • Suspicious use of AdjustPrivilegeToken
    PID:2368

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\Desktop\juepta.exe

    Filesize

    45KB

    MD5

    f5f5c83965ddca843cc1aaf6e8a708b9

    SHA1

    491eddac26eeb7d9ea491cbf16ba241fcbd60ba8

    SHA256

    cd6b375afc5bc9712d70713c229efe8d51084675ca7e06d77c673cff01b6c69a

    SHA512

    f1243de2f0b7ce3f559e090ebf441143ac3642114b753d27bb0d9648d07c67480ddebe9ac458c302b8c90a94ae48a4869e5f90141444de5ec444ac9ec8eab12b

  • memory/2368-4-0x000000007485E000-0x000000007485F000-memory.dmp

    Filesize

    4KB

  • memory/2368-5-0x0000000000D70000-0x0000000000D82000-memory.dmp

    Filesize

    72KB

  • memory/2368-6-0x0000000074850000-0x0000000075001000-memory.dmp

    Filesize

    7.7MB

  • memory/2368-7-0x000000007485E000-0x000000007485F000-memory.dmp

    Filesize

    4KB

  • memory/2368-8-0x0000000074850000-0x0000000075001000-memory.dmp

    Filesize

    7.7MB