Analysis

  • max time kernel
    147s
  • max time network
    153s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    19/06/2024, 15:16

General

  • Target
    201483f282a58582d9a11ac56491bd74bd25caa0635987297d6cc985f4078bea.js
  • Size 415KB
  • Sample240619-snvr9axcpm
  • SHA256 201483f282a58582d9a11ac56491bd74bd25caa0635987297d6cc985f4078bea
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Signatures

  • STRRAT

    STRRAT is a remote access tool than can steal credentials and log keystrokes.

  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Drops startup file 1 IoCs
  • Loads dropped DLL 2 IoCs
  • Modifies file permissions 1 TTPs 1 IoCs
  • Accesses Microsoft Outlook profiles 1 TTPs 7 IoCs
  • Adds Run key to start application 2 TTPs 2 IoCs
  • Looks up external IP address via web service 1 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • Command and Scripting Interpreter: JavaScript 1 TTPs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • 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 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of WriteProcessMemory 30 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.

  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Windows\system32\wscript.exe
    wscript.exe C:\Users\Admin\AppData\Local\Temp\201483f282a58582d9a11ac56491bd74bd25caa0635987297d6cc985f4078bea.js
    1⤵
    • Checks computer location settings
    • Suspicious use of WriteProcessMemory
    PID:4296
    • C:\Program Files\Java\jre-1.8\bin\javaw.exe
      "C:\Program Files\Java\jre-1.8\bin\javaw.exe" -jar "C:\Users\Admin\AppData\Roaming\ojpzufm.txt"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:4916
      • C:\Windows\system32\icacls.exe
        C:\Windows\system32\icacls.exe C:\ProgramData\Oracle\Java\.oracle_jre_usage /grant "everyone":(OI)(CI)M
        3⤵
        • Modifies file permissions
        PID:4420
      • C:\Program Files\Java\jre-1.8\bin\java.exe
        "C:\Program Files\Java\jre-1.8\bin\java.exe" -jar "C:\Users\Admin\ojpzufm.txt"
        3⤵
        • Drops startup file
        • Adds Run key to start application
        • Suspicious use of WriteProcessMemory
        PID:2320
        • C:\Windows\SYSTEM32\cmd.exe
          cmd /c schtasks /create /sc minute /mo 30 /tn Skype /tr "C:\Users\Admin\AppData\Roaming\ojpzufm.txt"
          4⤵
          • Suspicious use of WriteProcessMemory
          PID:2400
          • C:\Windows\system32\schtasks.exe
            schtasks /create /sc minute /mo 30 /tn Skype /tr "C:\Users\Admin\AppData\Roaming\ojpzufm.txt"
            5⤵
            • Scheduled Task/Job: Scheduled Task
            PID:832
        • C:\Program Files\Java\jre-1.8\bin\java.exe
          "C:\Program Files\Java\jre-1.8\bin\java.exe" -jar "C:\Users\Admin\AppData\Roaming\ojpzufm.txt"
          4⤵
          • Loads dropped DLL
          • Accesses Microsoft Outlook profiles
          • Suspicious use of WriteProcessMemory
          • outlook_office_path
          • outlook_win_path
          PID:516
          • C:\Windows\SYSTEM32\cmd.exe
            cmd.exe /c "wmic /node:. /namespace:'\\root\cimv2' path win32_logicaldisk get volumeserialnumber /format:list"
            5⤵
            • Suspicious use of WriteProcessMemory
            PID:5060
            • C:\Windows\System32\Wbem\WMIC.exe
              wmic /node:. /namespace:'\\root\cimv2' path win32_logicaldisk get volumeserialnumber /format:list
              6⤵
              • Suspicious use of AdjustPrivilegeToken
              PID:2240
          • C:\Windows\SYSTEM32\cmd.exe
            cmd.exe /c "wmic /node:. /namespace:'\\root\cimv2' path win32_operatingsystem get caption,OSArchitecture /format:list"
            5⤵
            • Suspicious use of WriteProcessMemory
            PID:4508
            • C:\Windows\System32\Wbem\WMIC.exe
              wmic /node:. /namespace:'\\root\cimv2' path win32_operatingsystem get caption,OSArchitecture /format:list
              6⤵
              • Suspicious use of AdjustPrivilegeToken
              PID:2748
          • C:\Windows\SYSTEM32\cmd.exe
            cmd.exe /c "wmic /node:. /namespace:'\\root\cimv2' path win32_operatingsystem get version /format:list"
            5⤵
            • Suspicious use of WriteProcessMemory
            PID:4816
            • C:\Windows\System32\Wbem\WMIC.exe
              wmic /node:. /namespace:'\\root\cimv2' path win32_operatingsystem get version /format:list
              6⤵
                PID:1340
            • C:\Windows\SYSTEM32\cmd.exe
              cmd.exe /c "wmic /node:localhost /namespace:'\\root\securitycenter2' path antivirusproduct get displayname /format:list"
              5⤵
              • Suspicious use of WriteProcessMemory
              PID:4712
              • C:\Windows\System32\Wbem\WMIC.exe
                wmic /node:localhost /namespace:'\\root\securitycenter2' path antivirusproduct get displayname /format:list
                6⤵
                  PID:4580
              • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
                powershell.exe "[void][Windows.Security.Credentials.PasswordVault,Windows.Security.Credentials,ContentType=WindowsRuntime] $vault = New-Object Windows.Security.Credentials.PasswordVault $vault.RetrieveAll() | % { $_.RetrievePassword();$_ }"
                5⤵
                • Suspicious behavior: EnumeratesProcesses
                PID:4308
      • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
        "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=4456 --field-trial-handle=2744,i,16362475727591565961,3676688664819797550,262144 --variations-seed-version /prefetch:8
        1⤵
          PID:1588

        Network

              MITRE ATT&CK Enterprise v15

              Replay Monitor

              Loading Replay Monitor...

              Downloads

              3903daac9bc4a3b7.timestamp

              • Path C:\ProgramData\Oracle\Java\.oracle_jre_usage\3903daac9bc4a3b7.timestamp
              • Size 46B
              • SHA256 1fa724359a7fce32277c3dbfd65143ebe9436929dfd646e7132f97445ce17e33
              • MD5 SHA1 SHA512

              __PSScriptPolicyTest_oita4cqb.l15.ps1

              • Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_oita4cqb.l15.ps1
              • Size 60B
              • SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
              • MD5 SHA1 SHA512

              jna8872202744349381097.dll

              • Path C:\Users\Admin\AppData\Local\Temp\jna-63116079\jna8872202744349381097.dll
              • Size 241KB
              • SHA256 a66959bec2ef5af730198db9f3b3f7cab0d4ae70ce01bec02bf1d738e6d1ee7a
              • MD5 SHA1 SHA512 SSDEEP

              sqlite-3.14.2.1-df80e29b-7898-4725-b4bd-ba61299b2a2d-sqlitejdbc.dll

              • Path C:\Users\Admin\AppData\Local\Temp\sqlite-3.14.2.1-df80e29b-7898-4725-b4bd-ba61299b2a2d-sqlitejdbc.dll
              • Size 914KB
              • SHA256 05a8557f5d197aca468f5272a2a869293cb11c2f0ab4839a17f144f9a5d0b77d
              • MD5 SHA1 SHA512 SSDEEP

              83aa4cc77f591dfc2374580bbd95f6ba_2397ee06-28fe-4eaa-8777-f7014368c353

              • Path C:\Users\Admin\AppData\Roaming\Microsoft\Crypto\RSA\S-1-5-21-3808065738-1666277613-1125846146-1000\83aa4cc77f591dfc2374580bbd95f6ba_2397ee06-28fe-4eaa-8777-f7014368c353
              • Size 45B
              • SHA256 11e6aca8e682c046c83b721eeb5c72c5ef03cb5936c60df6f4993511ddc61238
              • MD5 SHA1 SHA512

              ojpzufm.txt

              • Path C:\Users\Admin\AppData\Roaming\ojpzufm.txt
              • Size 202KB
              • SHA256 ea567fa68562fae02b4ca07fb22a4aab17a2970b2083c4fe65a5bad3a9324dd4
              • MD5 SHA1 SHA512 SSDEEP

              jna-5.5.0.jar

              • Path C:\Users\Admin\lib\jna-5.5.0.jar
              • Size 1.4MB
              • SHA256 b308faebfe4ed409de8410e0a632d164b2126b035f6eacff968d3908cafb4d9e
              • MD5 SHA1 SHA512 SSDEEP

              jna-platform-5.5.0.jar

              • Path C:\Users\Admin\lib\jna-platform-5.5.0.jar
              • Size 2.6MB
              • SHA256 24d81621f82ac29fcdd9a74116031f5907a2343158e616f4573bbfa2434ae0d5
              • MD5 SHA1 SHA512 SSDEEP

              sqlite-jdbc-3.14.2.1.jar

              • Path C:\Users\Admin\lib\sqlite-jdbc-3.14.2.1.jar
              • Size 4.1MB
              • SHA256 2eae3dea1c3dde6104c49f9601074b6038ff6abcf3be23f4b56f6720a4f6a491
              • MD5 SHA1 SHA512 SSDEEP

              system-hook-3.5.jar

              • Path C:\Users\Admin\lib\system-hook-3.5.jar
              • Size 772KB
              • SHA256 2ddda8af6faef8bde46acf43ec546603180bcf8dcb2e5591fff8ac9cd30b5609
              • MD5 SHA1 SHA512 SSDEEP

              memory/516-299-0x0000021A1F870000-0x0000021A1F871000-memory.dmp

              memory/516-330-0x0000000061680000-0x000000006176D000-memory.dmp

              memory/516-271-0x0000021A1F870000-0x0000021A1F871000-memory.dmp

              memory/2320-232-0x00000209C49A0000-0x00000209C49A1000-memory.dmp

              memory/4308-315-0x00000206AED50000-0x00000206AED98000-memory.dmp

              memory/4916-142-0x000002192AC20000-0x000002192AC21000-memory.dmp

              memory/4916-160-0x000002192C810000-0x000002192C820000-memory.dmp

              memory/4916-36-0x000002192C450000-0x000002192C6C0000-memory.dmp

              memory/4916-43-0x000002192C760000-0x000002192C770000-memory.dmp

              memory/4916-48-0x000002192C770000-0x000002192C780000-memory.dmp

              memory/4916-47-0x000002192C6D0000-0x000002192C6E0000-memory.dmp

              memory/4916-45-0x000002192C6C0000-0x000002192C6D0000-memory.dmp

              memory/4916-50-0x000002192C780000-0x000002192C790000-memory.dmp

              memory/4916-49-0x000002192C6E0000-0x000002192C6F0000-memory.dmp

              memory/4916-52-0x000002192C6F0000-0x000002192C700000-memory.dmp

              memory/4916-53-0x000002192C790000-0x000002192C7A0000-memory.dmp

              memory/4916-56-0x000002192C7A0000-0x000002192C7B0000-memory.dmp

              memory/4916-55-0x000002192C700000-0x000002192C710000-memory.dmp

              memory/4916-61-0x000002192C7C0000-0x000002192C7D0000-memory.dmp

              memory/4916-60-0x000002192C7B0000-0x000002192C7C0000-memory.dmp

              memory/4916-59-0x000002192C710000-0x000002192C720000-memory.dmp

              memory/4916-64-0x000002192C7D0000-0x000002192C7E0000-memory.dmp

              memory/4916-63-0x000002192C720000-0x000002192C730000-memory.dmp

              memory/4916-66-0x000002192AC20000-0x000002192AC21000-memory.dmp

              memory/4916-69-0x000002192C730000-0x000002192C740000-memory.dmp

              memory/4916-70-0x000002192C7E0000-0x000002192C7F0000-memory.dmp

              memory/4916-71-0x000002192AC20000-0x000002192AC21000-memory.dmp

              memory/4916-74-0x000002192C740000-0x000002192C750000-memory.dmp

              memory/4916-75-0x000002192C7F0000-0x000002192C800000-memory.dmp

              memory/4916-81-0x000002192C750000-0x000002192C760000-memory.dmp

              memory/4916-83-0x000002192C810000-0x000002192C820000-memory.dmp

              memory/4916-87-0x000002192C820000-0x000002192C830000-memory.dmp

              memory/4916-92-0x000002192C830000-0x000002192C840000-memory.dmp

              memory/4916-91-0x000002192C770000-0x000002192C780000-memory.dmp

              memory/4916-86-0x000002192C760000-0x000002192C770000-memory.dmp

              memory/4916-82-0x000002192C800000-0x000002192C810000-memory.dmp

              memory/4916-103-0x000002192C840000-0x000002192C850000-memory.dmp

              memory/4916-102-0x000002192C780000-0x000002192C790000-memory.dmp

              memory/4916-101-0x000002192AC20000-0x000002192AC21000-memory.dmp

              memory/4916-106-0x000002192AC20000-0x000002192AC21000-memory.dmp

              memory/4916-113-0x000002192C790000-0x000002192C7A0000-memory.dmp

              memory/4916-115-0x000002192C860000-0x000002192C870000-memory.dmp

              memory/4916-114-0x000002192C850000-0x000002192C860000-memory.dmp

              memory/4916-132-0x000002192AC20000-0x000002192AC21000-memory.dmp

              memory/4916-130-0x000002192AC20000-0x000002192AC21000-memory.dmp

              memory/4916-135-0x000002192C7A0000-0x000002192C7B0000-memory.dmp

              memory/4916-136-0x000002192C870000-0x000002192C880000-memory.dmp

              memory/4916-137-0x000002192AC20000-0x000002192AC21000-memory.dmp

              memory/4916-139-0x000002192C7B0000-0x000002192C7C0000-memory.dmp

              memory/4916-140-0x000002192C7C0000-0x000002192C7D0000-memory.dmp

              memory/4916-141-0x000002192C880000-0x000002192C890000-memory.dmp

              memory/4916-34-0x000002192C740000-0x000002192C750000-memory.dmp

              memory/4916-146-0x000002192C890000-0x000002192C8A0000-memory.dmp

              memory/4916-148-0x000002192AC20000-0x000002192AC21000-memory.dmp

              memory/4916-145-0x000002192C7D0000-0x000002192C7E0000-memory.dmp

              memory/4916-144-0x000002192AC20000-0x000002192AC21000-memory.dmp

              memory/4916-152-0x000002192C8A0000-0x000002192C8B0000-memory.dmp

              memory/4916-153-0x000002192C8B0000-0x000002192C8C0000-memory.dmp

              memory/4916-151-0x000002192C7E0000-0x000002192C7F0000-memory.dmp

              memory/4916-161-0x000002192AC20000-0x000002192AC21000-memory.dmp

              memory/4916-37-0x000002192C750000-0x000002192C760000-memory.dmp

              memory/4916-159-0x000002192C800000-0x000002192C810000-memory.dmp

              memory/4916-158-0x000002192C8D0000-0x000002192C8E0000-memory.dmp

              memory/4916-157-0x000002192C8C0000-0x000002192C8D0000-memory.dmp

              memory/4916-156-0x000002192C7F0000-0x000002192C800000-memory.dmp

              memory/4916-166-0x000002192C8E0000-0x000002192C8F0000-memory.dmp

              memory/4916-174-0x000002192C900000-0x000002192C910000-memory.dmp

              memory/4916-173-0x000002192C840000-0x000002192C850000-memory.dmp

              memory/4916-171-0x000002192C8F0000-0x000002192C900000-memory.dmp

              memory/4916-170-0x000002192C830000-0x000002192C840000-memory.dmp

              memory/4916-165-0x000002192C820000-0x000002192C830000-memory.dmp

              memory/4916-182-0x000002192AC20000-0x000002192AC21000-memory.dmp

              memory/4916-183-0x000002192C450000-0x000002192C6C0000-memory.dmp

              memory/4916-205-0x000002192C830000-0x000002192C840000-memory.dmp

              memory/4916-215-0x000002192C8E0000-0x000002192C8F0000-memory.dmp

              memory/4916-214-0x000002192C7F0000-0x000002192C800000-memory.dmp

              memory/4916-213-0x000002192C8C0000-0x000002192C8D0000-memory.dmp

              memory/4916-212-0x000002192C8B0000-0x000002192C8C0000-memory.dmp

              memory/4916-211-0x000002192C8A0000-0x000002192C8B0000-memory.dmp

              memory/4916-210-0x000002192C890000-0x000002192C8A0000-memory.dmp

              memory/4916-209-0x000002192C880000-0x000002192C890000-memory.dmp

              memory/4916-208-0x000002192C870000-0x000002192C880000-memory.dmp

              memory/4916-207-0x000002192C860000-0x000002192C870000-memory.dmp

              memory/4916-206-0x000002192C850000-0x000002192C860000-memory.dmp

              memory/4916-204-0x000002192C8D0000-0x000002192C8E0000-memory.dmp

              memory/4916-203-0x000002192C7E0000-0x000002192C7F0000-memory.dmp

              memory/4916-202-0x000002192C7D0000-0x000002192C7E0000-memory.dmp

              memory/4916-201-0x000002192C7C0000-0x000002192C7D0000-memory.dmp

              memory/4916-200-0x000002192C7B0000-0x000002192C7C0000-memory.dmp

              memory/4916-199-0x000002192C7A0000-0x000002192C7B0000-memory.dmp

              memory/4916-198-0x000002192C790000-0x000002192C7A0000-memory.dmp

              memory/4916-197-0x000002192C780000-0x000002192C790000-memory.dmp

              memory/4916-196-0x000002192C770000-0x000002192C780000-memory.dmp

              memory/4916-195-0x000002192C760000-0x000002192C770000-memory.dmp

              memory/4916-194-0x000002192C750000-0x000002192C760000-memory.dmp

              memory/4916-192-0x000002192C740000-0x000002192C750000-memory.dmp

              memory/4916-191-0x000002192C730000-0x000002192C740000-memory.dmp

              memory/4916-190-0x000002192C720000-0x000002192C730000-memory.dmp

              memory/4916-189-0x000002192C710000-0x000002192C720000-memory.dmp

              memory/4916-188-0x000002192C700000-0x000002192C710000-memory.dmp

              memory/4916-31-0x000002192C730000-0x000002192C740000-memory.dmp

              memory/4916-29-0x000002192C720000-0x000002192C730000-memory.dmp

              memory/4916-27-0x000002192C710000-0x000002192C720000-memory.dmp

              memory/4916-25-0x000002192C700000-0x000002192C710000-memory.dmp

              memory/4916-23-0x000002192C6F0000-0x000002192C700000-memory.dmp

              memory/4916-21-0x000002192C6E0000-0x000002192C6F0000-memory.dmp

              memory/4916-18-0x000002192C6C0000-0x000002192C6D0000-memory.dmp

              memory/4916-19-0x000002192C6D0000-0x000002192C6E0000-memory.dmp

              memory/4916-14-0x000002192AC20000-0x000002192AC21000-memory.dmp

              memory/4916-4-0x000002192C450000-0x000002192C6C0000-memory.dmp

              memory/4916-187-0x000002192C6F0000-0x000002192C700000-memory.dmp

              memory/4916-186-0x000002192C6E0000-0x000002192C6F0000-memory.dmp

              memory/4916-185-0x000002192C6D0000-0x000002192C6E0000-memory.dmp

              memory/4916-184-0x000002192C6C0000-0x000002192C6D0000-memory.dmp