Overview

overview

10

Static

static

10

Solara.exe

windows7-x64

10

Solara.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    150s
  • max time network
    146s
  • platform
    windows7_x64
  • resource
    win7-20240708-en
  • resource tags

    arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
  • submitted
    25-12-2024 20:02

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General

  • Target

    Solara.exe

  • Size

    63KB

  • MD5

    6c9fa73d768bca2a8caa6be510efef95

  • SHA1

    0e86a3ce627b02263d1f9bd0a0e8d87f1014989f

  • SHA256

    e97fee577801ecbaf43de7c1709734a498d5c1f472d0e00bdd12a06a3621adfc

  • SHA512

    8b457bb7afe3ec80315dc041f66f873573d04a2aebc21adbdb4f0bafc5253534d212fdb8cdc7b9ed5630bfd05835f994dec5bdf859d473a127b29c08b6b95335

  • SSDEEP

    768:ijwu/n3jzh78J4C8A+XTSazcBRL5JTk1+T4KSBGHmDbD/ph0oXneGr/SugdpqKYC:CrzV4dSJYUbdh9huugdpqKmY7

Score
10/10
asyncratdefaultrat

Malware Config

Extracted

Family

asyncrat

Botnet

Default

C2

run-neither.gl.at.ply.gg:33834

Attributes
  • delay

    1

  • install

    true

  • install_file

    xdwdSystem32.exe

  • install_folder

    %Temp%

aes.plain

Signatures

  • AsyncRat

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

    ratasyncrat
  • Asyncrat family
    asyncrat
  • Async RAT payload 1 IoCs
    rat
  • Executes dropped EXE 1 IoCs
  • Delays execution with timeout.exe 1 IoCs
    evasion
  • Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

    persistenceexecution
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of WriteProcessMemory 15 IoCs
  • Uses Task Scheduler COM API 1 TTPs

    The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.

    persistence

Processes

  • C:\Users\Admin\AppData\Local\Temp\Solara.exe
    "C:\Users\Admin\AppData\Local\Temp\Solara.exe"
    1⤵
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2916
    • C:\Windows\System32\cmd.exe
      "C:\Windows\System32\cmd.exe" /c schtasks /create /f /sc onlogon /rl highest /tn "xdwdSystem32" /tr '"C:\Users\Admin\AppData\Local\Temp\xdwdSystem32.exe"' & exit
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:2932
      • C:\Windows\system32\schtasks.exe
        schtasks /create /f /sc onlogon /rl highest /tn "xdwdSystem32" /tr '"C:\Users\Admin\AppData\Local\Temp\xdwdSystem32.exe"'
        3⤵
        • Scheduled Task/Job: Scheduled Task
        PID:3044
    • C:\Windows\system32\cmd.exe
      cmd /c ""C:\Users\Admin\AppData\Local\Temp\tmpC31.tmp.bat""
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:2812
      • C:\Windows\system32\timeout.exe
        timeout 3
        3⤵
        • Delays execution with timeout.exe
        PID:2864
      • C:\Users\Admin\AppData\Local\Temp\xdwdSystem32.exe
        "C:\Users\Admin\AppData\Local\Temp\xdwdSystem32.exe"
        3⤵
        • Executes dropped EXE
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:2612

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\tmpC31.tmp.bat
    Filesize

    158B

    MD5

    8ce8eb38e37de76f0267bffc9aa98409

    SHA1

    f548d31880969aa14aa12ecc8b8e3241668c623b

    SHA256

    0888fb160403e36e12873a2646ef571ff10c33952d8c30a81e30e77eb2f86e38

    SHA512

    151b1ee884846e631db43f5b5a76e76f384276792caecf76de46b53ba23d21948654d72643ee1df8556857747035dec9e57de51815c2ef36e5f01f22b536817e

    Download Submit

  • C:\Users\Admin\AppData\Local\Temp\xdwdSystem32.exe
    Filesize

    63KB

    MD5

    6c9fa73d768bca2a8caa6be510efef95

    SHA1

    0e86a3ce627b02263d1f9bd0a0e8d87f1014989f

    SHA256

    e97fee577801ecbaf43de7c1709734a498d5c1f472d0e00bdd12a06a3621adfc

    SHA512

    8b457bb7afe3ec80315dc041f66f873573d04a2aebc21adbdb4f0bafc5253534d212fdb8cdc7b9ed5630bfd05835f994dec5bdf859d473a127b29c08b6b95335

    Download Submit

  • memory/2612-17-0x0000000000FA0000-0x0000000000FB6000-memory.dmp

    Filesize

    88KB

    Download

  • memory/2916-0-0x000007FEF5E13000-0x000007FEF5E14000-memory.dmp

    Filesize

    4KB

    Download

  • memory/2916-1-0x00000000010B0000-0x00000000010C6000-memory.dmp

    Filesize

    88KB

    Download

  • memory/2916-2-0x000007FEF5E10000-0x000007FEF67FC000-memory.dmp

    Filesize

    9.9MB

    Download

  • memory/2916-3-0x000007FEF5E10000-0x000007FEF67FC000-memory.dmp

    Filesize

    9.9MB

    Download

  • memory/2916-12-0x000007FEF5E10000-0x000007FEF67FC000-memory.dmp

    Filesize

    9.9MB

    Download