Overview

overview

10

Static

static

10

f903693d79...8f.exe

windows10-2004-x64

10

f903693d79...8f.exe

windows11-ltsc_2024-x64

10

Analysis

  • max time kernel
    148s
  • max time network
    149s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260629-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260629-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    01/07/2026, 15:44

Sharing

Copy URL Twitter E-mail
Report Analysis Logs

General

  • Target
    f903693d7918cccdc6038fa3be8645b13171df923a4e5345570f5ad91515798f.exe
  • Size 45KB
  • Sample260701-s6ffaahv9m
  • SHA256 f903693d7918cccdc6038fa3be8645b13171df923a4e5345570f5ad91515798f
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
defaultdefense_evasiondiscoveryexecutionasyncratpersistencerat

Malware Config

Extracted

Family

  • asyncrat

Version

  • 0.5.8

Botnet

  • Default

C2

  • prettylittleplumbs.com:80

  • prettylittleplumbs.com:22

  • prettylittleplumbs.com:8080

  • prettylittleplumbs.com:8880

  • prettylittleplumbs.com:2052

  • prettylittleplumbs.com:2082

  • prettylittleplumbs.com:2086

  • prettylittleplumbs.com:2095

  • prettylittleplumbs.com:443

  • prettylittleplumbs.com:2053

  • prettylittleplumbs.com:2083

  • prettylittleplumbs.com:2087

  • prettylittleplumbs.com:2096

  • prettylittleplumbs.com:8443

  • www.prettylittleplumbs.com:80

  • www.prettylittleplumbs.com:22

  • www.prettylittleplumbs.com:8080

  • www.prettylittleplumbs.com:8880

  • www.prettylittleplumbs.com:2052

  • www.prettylittleplumbs.com:2082

Mutex

  • Wqc2wYuvGEUE

Attributes
  • delay

    0

  • install

    true

  • install_file

    fe4t427b.exe

  • install_folder

    %AppData%

aes.plain

Signatures

  • Family: AsyncRat

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

    ratasyncrat
  • Async RAT payload 1 IoCs
    rat
  • Executes dropped EXE 2 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • System Location Discovery: System Language Discovery 1 TTPs 7 IoCs

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

    discovery
  • Delays execution with timeout.exe 1 IoCs
    defense_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 29 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 5 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\f903693d7918cccdc6038fa3be8645b13171df923a4e5345570f5ad91515798f.exe
    "C:\Users\Admin\AppData\Local\Temp\f903693d7918cccdc6038fa3be8645b13171df923a4e5345570f5ad91515798f.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2484
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c schtasks /create /f /sc onlogon /rl highest /tn "fe4t427b" /tr '"C:\Users\Admin\AppData\Roaming\fe4t427b.exe"' & exit
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:1760
      • C:\Windows\SysWOW64\schtasks.exe
        schtasks /create /f /sc onlogon /rl highest /tn "fe4t427b" /tr '"C:\Users\Admin\AppData\Roaming\fe4t427b.exe"'
        3⤵
        • System Location Discovery: System Language Discovery
        • Scheduled Task/Job: Scheduled Task
        PID:2432
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmp110.tmp.bat""
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:2560
      • C:\Windows\SysWOW64\timeout.exe
        timeout 3
        3⤵
        • System Location Discovery: System Language Discovery
        • Delays execution with timeout.exe
        PID:3880
      • C:\Users\Admin\AppData\Roaming\fe4t427b.exe
        "C:\Users\Admin\AppData\Roaming\fe4t427b.exe"
        3⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        PID:1108
  • C:\Users\Admin\AppData\Roaming\fe4t427b.exe
    "C:\Users\Admin\AppData\Roaming\fe4t427b.exe"
    1⤵
    • Executes dropped EXE
    • System Location Discovery: System Language Discovery
    • Suspicious use of AdjustPrivilegeToken
    PID:2612
  • C:\Windows\system32\sihost.exe
    sihost.exe
    1⤵
      PID:3308
      • C:\Windows\explorer.exe
        explorer.exe /LOADSAVEDWINDOWS
        2⤵
          PID:4844
      • C:\Windows\SystemApps\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\SearchHost.exe
        "C:\Windows\SystemApps\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\SearchHost.exe" -ServerName:CortanaUI.AppXstmwaab17q5s3y22tp6apqz7a45vwv65.mca
        1⤵
          PID:1480
        • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
          "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
          1⤵
            PID:1236

          Network

                MITRE ATT&CK Enterprise v16

                Replay Monitor

                Loading Replay Monitor...

                Downloads

                prep_Activatable Class_Hermes_perf.cache
                • Path C:\Users\Admin\AppData\Local\Packages\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\TempState\prep_Activatable Class_Hermes_perf.cache
                • Size 607B
                • SHA256 be6b74e52e5eef1f1c27c0976bf3bf1bfa99958c00bbef2898a602f691be6dae
                • MD5 SHA1 SHA512 TLSH
                Submit Download

                tmp110.tmp.bat
                • Path C:\Users\Admin\AppData\Local\Temp\tmp110.tmp.bat
                • Size 151B
                • SHA256 27509e5d907e44a6b8c37de00e415e6ad8d66a33666c538bfc5682a87040620d
                • MD5 SHA1 SHA512 TLSH
                Submit Download

                fe4t427b.exe
                • Path C:\Users\Admin\AppData\Roaming\fe4t427b.exe
                • Size 45KB
                • SHA256 f903693d7918cccdc6038fa3be8645b13171df923a4e5345570f5ad91515798f
                • MD5 SHA1 SHA512 SSDEEP TLSH
                Submit Download

                memory/1480-34-0x000001B102D20000-0x000001B102E20000-memory.dmp
                Download

                memory/1480-57-0x000001B116E30000-0x000001B116E50000-memory.dmp
                Download

                memory/1480-40-0x000001B106560000-0x000001B106580000-memory.dmp
                Download

                memory/1480-52-0x000001B106930000-0x000001B106950000-memory.dmp
                Download

                memory/1480-41-0x000001B106970000-0x000001B106A70000-memory.dmp
                Download

                memory/2484-8-0x0000000074340000-0x0000000074AFC000-memory.dmp
                Download

                memory/2484-3-0x0000000005260000-0x00000000052FC000-memory.dmp
                Download

                memory/2484-2-0x0000000074340000-0x0000000074AFC000-memory.dmp
                Download

                memory/2484-1-0x0000000000730000-0x0000000000742000-memory.dmp
                Download

                memory/2484-0-0x0000000074352000-0x0000000074353000-memory.dmp
                Download

                memory/2612-12-0x0000000073B82000-0x0000000073B83000-memory.dmp
                Download