Overview

overview

8

Static

static

3

70c81a886c...c9.exe

windows7-x64

8

70c81a886c...c9.exe

windows10-2004-x64

8

Analysis

  • max time kernel
    147s
  • max time network
    154s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    23/01/2024, 22:58

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General

  • Target

    70c81a886cca574b5bfee01dbdb8dcc9.exe

  • Size

    35KB

  • MD5

    70c81a886cca574b5bfee01dbdb8dcc9

  • SHA1

    dd7f3e6a038e6415d74e7cd221dc11f21d7b8f62

  • SHA256

    62b5f3d0161b7b936b55277e6676a10e21c9f6037c98cb4206316976f36fca99

  • SHA512

    cfd1a52df06bb8192ebd703f1f315029b94b59eb32372127b98ea72c5c8793390404c8e85a051acfe5280f3608a154342cf224acb383cb5e2fa9fc1f2e2dae3b

  • SSDEEP

    768:J6LiRTtlquXp7pPPuWJknGi0mJcWZSPh1nQMXYKj:ULoTauX9hPuNPPcWoPDnQMXLj

Score
8/10
persistence

Malware Config

Signatures

  • Modifies Installed Components in the registry 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 1 IoCs
  • 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 10 IoCs
    adwarespyware
  • Modifies registry class 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 24 IoCs
  • Suspicious use of FindShellTrayWindow 49 IoCs
  • Suspicious use of SendNotifyMessage 21 IoCs
  • Suspicious use of SetWindowsHookEx 6 IoCs
  • Suspicious use of WriteProcessMemory 10 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\70c81a886cca574b5bfee01dbdb8dcc9.exe
    "C:\Users\Admin\AppData\Local\Temp\70c81a886cca574b5bfee01dbdb8dcc9.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:2124
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\cvtres.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\cvtres.exe" Default tamaz.duckdns.org 1983 fCOELqyzG
      2⤵
        PID:1348
      • C:\Windows\explorer.exe
        "C:\Windows\explorer.exe"
        2⤵
        • Modifies Installed Components in the registry
        • Enumerates connected drives
        • Checks SCSI registry key(s)
        • Modifies registry class
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of FindShellTrayWindow
        • Suspicious use of SendNotifyMessage
        PID:1392
    • 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:2180
    • 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:1628
    • 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:1960
    • 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:2836
    • 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:460
    • 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:4740
    • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
      "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
      1⤵
      • Modifies registry class
      PID:660

    Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

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          Downloads

          • C:\Users\Admin\AppData\Local\Packages\Microsoft.Windows.Search_cw5n1h2txyewy\LocalState\AppIconCache\100\Microsoft_AutoGenerated_{2F519BF2-C697-59F8-8F6A-1E19509CE66B}
            Filesize

            36KB

            MD5

            8aaad0f4eb7d3c65f81c6e6b496ba889

            SHA1

            231237a501b9433c292991e4ec200b25c1589050

            SHA256

            813c66ce7dec4cff9c55fb6f809eab909421e37f69ff30e4acaa502365a32bd1

            SHA512

            1a83ce732dc47853bf6e8f4249054f41b0dea8505cda73433b37dfa16114f27bfed3b4b3ba580aa9d53c3dcc8d48bf571a45f7c0468e6a0f2a227a7e59e17d62

            Download Submit

          • C:\Users\Admin\AppData\Local\Packages\Microsoft.Windows.Search_cw5n1h2txyewy\LocalState\AppIconCache\100\Microsoft_Windows_ControlPanel
            Filesize

            36KB

            MD5

            fb5f8866e1f4c9c1c7f4d377934ff4b2

            SHA1

            d0a329e387fb7bcba205364938417a67dbb4118a

            SHA256

            1649ec9493be27f76ae7304927d383f8a53dd3e41ea1678bacaff33120ea4170

            SHA512

            0fbe2843dfeab7373cde0643b20c073fdc2fcbefc5ae581fd1656c253dfa94e8bba4d348e95cc40d1e872456ecca894b462860aeac8b92cedb11a7cad634798c

            Download Submit

          • C:\Users\Admin\AppData\Local\Packages\Microsoft.Windows.Search_cw5n1h2txyewy\LocalState\DeviceSearchCache\AppCache133505243552744890.txt
            Filesize

            74KB

            MD5

            c09e63e4b960a163934b3c29f3bd2cc9

            SHA1

            d3a43b35c14ae2e353a1a15c518ab2595f6a0399

            SHA256

            308deca5e1ef4d875fbe0aff3ce4b0b575b28e643dffda819d4390ec77faf157

            SHA512

            5ca3321034dff47e3afe0b0bdfaffc08782991660910a29375a8e0363794b78247282aba65dbd882ae225aa140ae63927dfd0946a441ee6fa64a1d8c146777b9

            Download Submit

          • C:\Users\Admin\AppData\Local\Packages\microsoft.windows.search_cw5n1h2txyewy\AC\Microsoft\Internet Explorer\DOMStore\20HRAY6B\microsoft.windows[1].xml
            Filesize

            97B

            MD5

            c72a7948ce8864550fb31eac2c23711f

            SHA1

            6ad2c59dc76abe1067907f430e612d69f0da45aa

            SHA256

            18d42f2b7115b106b1e5f14cb9e0c2b91473fab2070ab838c34032bbeae04941

            SHA512

            fe62c104efe1c5ab83746619e69b1e7160d172ddb913cc626bf429fe9d32106fee9ea584d622b0d38525ab10afb82895615453cf9f2ac569b9943c432d09b0b7

            Download Submit

          • memory/460-104-0x000001C762E40000-0x000001C762E60000-memory.dmp

            Filesize

            128KB

            Download

          • memory/460-102-0x000001C762A30000-0x000001C762A50000-memory.dmp

            Filesize

            128KB

            Download

          • memory/460-98-0x000001C762A70000-0x000001C762A90000-memory.dmp

            Filesize

            128KB

            Download

          • memory/1348-9-0x0000000004F00000-0x0000000004F92000-memory.dmp

            Filesize

            584KB

            Download

          • memory/1348-5-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

            Download

          • memory/1348-10-0x0000000005140000-0x0000000005150000-memory.dmp

            Filesize

            64KB

            Download

          • memory/1348-8-0x00000000751A0000-0x0000000075950000-memory.dmp

            Filesize

            7.7MB

            Download

          • memory/1348-134-0x0000000005140000-0x0000000005150000-memory.dmp

            Filesize

            64KB

            Download

          • memory/1348-133-0x00000000751A0000-0x0000000075950000-memory.dmp

            Filesize

            7.7MB

            Download

          • memory/1392-12-0x0000000000A20000-0x0000000000A21000-memory.dmp

            Filesize

            4KB

            Download

          • memory/1628-18-0x000001CE8D140000-0x000001CE8D160000-memory.dmp

            Filesize

            128KB

            Download

          • memory/1628-20-0x000001CE8D100000-0x000001CE8D120000-memory.dmp

            Filesize

            128KB

            Download

          • memory/1628-24-0x000001CE8D500000-0x000001CE8D520000-memory.dmp

            Filesize

            128KB

            Download

          • memory/1960-42-0x0000022A869C0000-0x0000022A869E0000-memory.dmp

            Filesize

            128KB

            Download

          • memory/1960-49-0x0000022A86F90000-0x0000022A86FB0000-memory.dmp

            Filesize

            128KB

            Download

          • memory/1960-46-0x0000022A86FD0000-0x0000022A86FF0000-memory.dmp

            Filesize

            128KB

            Download

          • memory/1960-39-0x0000022A86C00000-0x0000022A86C20000-memory.dmp

            Filesize

            128KB

            Download

          • memory/2124-7-0x00000000751A0000-0x0000000075950000-memory.dmp

            Filesize

            7.7MB

            Download

          • memory/2124-0-0x00000000751A0000-0x0000000075950000-memory.dmp

            Filesize

            7.7MB

            Download

          • memory/2124-1-0x0000000000420000-0x0000000000430000-memory.dmp

            Filesize

            64KB

            Download

          • memory/2124-2-0x00000000052B0000-0x0000000005854000-memory.dmp

            Filesize

            5.6MB

            Download

          • memory/2124-4-0x0000000004E50000-0x0000000004EEC000-memory.dmp

            Filesize

            624KB

            Download

          • memory/2124-3-0x0000000004D90000-0x0000000004DA0000-memory.dmp

            Filesize

            64KB

            Download

          • memory/2836-76-0x0000015E3EC00000-0x0000015E3EC20000-memory.dmp

            Filesize

            128KB

            Download

          • memory/2836-80-0x0000015E3EFD0000-0x0000015E3EFF0000-memory.dmp

            Filesize

            128KB

            Download

          • memory/2836-78-0x0000015E3EBC0000-0x0000015E3EBE0000-memory.dmp

            Filesize

            128KB

            Download

          • memory/4740-124-0x0000018158E80000-0x0000018158EA0000-memory.dmp

            Filesize

            128KB

            Download

          • memory/4740-121-0x0000018158A30000-0x0000018158A50000-memory.dmp

            Filesize

            128KB

            Download

          • memory/4740-119-0x0000018158A70000-0x0000018158A90000-memory.dmp

            Filesize

            128KB

            Download