Analysis

  • max time kernel
    123s
  • max time network
    168s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    18-05-2024 01:13

General

  • Target

    66944b456b33438cbf93d112d973112903f57dc16bf4c069e968562fa8f01b54.exe

  • Size

    104KB

  • MD5

    9a24a00438a4d06d64fe4820061a1b45

  • SHA1

    6e59989652dff276a6dfa0f287b6c468a2f04842

  • SHA256

    66944b456b33438cbf93d112d973112903f57dc16bf4c069e968562fa8f01b54

  • SHA512

    80e97c8c389554ba0512b7f496dd03e82f2a627568eca631a6393033d540a70779fc7eae2485d1b9ca3657beb8ae9a86fd08ecd5dba678407bf8e63bef9a4629

  • SSDEEP

    1536:KlULHCIFmav82fkJMTZ0imzS6ussgExLXCxnbKG:wUDeO9TZH6SngYsbKG

Malware Config

Signatures

  • Modifies security service 2 TTPs 2 IoCs
  • Suspicious use of NtCreateUserProcessOtherParentProcess 3 IoCs
  • Windows security bypass 2 TTPs 18 IoCs
  • xmrig

    XMRig is a high performance, open source, cross platform CPU/GPU miner.

  • XMRig Miner payload 4 IoCs
  • Downloads MZ/PE file
  • Executes dropped EXE 23 IoCs
  • Windows security modification 2 TTPs 21 IoCs
  • Adds Run key to start application 2 TTPs 3 IoCs
  • Drops file in Windows directory 6 IoCs
  • Suspicious behavior: EnumeratesProcesses 12 IoCs
  • Suspicious behavior: SetClipboardViewer 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of WriteProcessMemory 64 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\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
      PID:3360
      • C:\Users\Admin\AppData\Local\Temp\66944b456b33438cbf93d112d973112903f57dc16bf4c069e968562fa8f01b54.exe
        "C:\Users\Admin\AppData\Local\Temp\66944b456b33438cbf93d112d973112903f57dc16bf4c069e968562fa8f01b54.exe"
        2⤵
        • Adds Run key to start application
        • Drops file in Windows directory
        • Suspicious use of WriteProcessMemory
        PID:636
        • C:\Windows\sysblardsv.exe
          C:\Windows\sysblardsv.exe
          3⤵
          • Modifies security service
          • Windows security bypass
          • Executes dropped EXE
          • Windows security modification
          • Suspicious use of WriteProcessMemory
          PID:2924
          • C:\Users\Admin\AppData\Local\Temp\571119380.exe
            C:\Users\Admin\AppData\Local\Temp\571119380.exe
            4⤵
            • Executes dropped EXE
            • Adds Run key to start application
            • Drops file in Windows directory
            • Suspicious use of WriteProcessMemory
            PID:4124
            • C:\Windows\syslmgrsvc.exe
              C:\Windows\syslmgrsvc.exe
              5⤵
              • Modifies security service
              • Windows security bypass
              • Executes dropped EXE
              • Windows security modification
              • Suspicious behavior: SetClipboardViewer
              • Suspicious use of WriteProcessMemory
              PID:1404
              • C:\Users\Admin\AppData\Local\Temp\300604764.exe
                C:\Users\Admin\AppData\Local\Temp\300604764.exe
                6⤵
                • Executes dropped EXE
                PID:4300
              • C:\Users\Admin\AppData\Local\Temp\2310131094.exe
                C:\Users\Admin\AppData\Local\Temp\2310131094.exe
                6⤵
                • Executes dropped EXE
                PID:2864
              • C:\Users\Admin\AppData\Local\Temp\217222462.exe
                C:\Users\Admin\AppData\Local\Temp\217222462.exe
                6⤵
                • Executes dropped EXE
                PID:544
              • C:\Users\Admin\AppData\Local\Temp\2561817706.exe
                C:\Users\Admin\AppData\Local\Temp\2561817706.exe
                6⤵
                • Executes dropped EXE
                PID:3660
              • C:\Users\Admin\AppData\Local\Temp\2982612287.exe
                C:\Users\Admin\AppData\Local\Temp\2982612287.exe
                6⤵
                • Executes dropped EXE
                PID:1964
              • C:\Users\Admin\AppData\Local\Temp\13287277.exe
                C:\Users\Admin\AppData\Local\Temp\13287277.exe
                6⤵
                • Executes dropped EXE
                PID:4908
          • C:\Users\Admin\AppData\Local\Temp\1587916919.exe
            C:\Users\Admin\AppData\Local\Temp\1587916919.exe
            4⤵
            • Executes dropped EXE
            • Adds Run key to start application
            • Drops file in Windows directory
            • Suspicious use of WriteProcessMemory
            PID:3980
            • C:\Windows\winqlsdrvcs.exe
              C:\Windows\winqlsdrvcs.exe
              5⤵
              • Windows security bypass
              • Executes dropped EXE
              • Windows security modification
              • Suspicious use of WriteProcessMemory
              PID:3504
              • C:\Users\Admin\AppData\Local\Temp\1036110963.exe
                C:\Users\Admin\AppData\Local\Temp\1036110963.exe
                6⤵
                • Executes dropped EXE
                PID:844
              • C:\Users\Admin\AppData\Local\Temp\1189235185.exe
                C:\Users\Admin\AppData\Local\Temp\1189235185.exe
                6⤵
                • Executes dropped EXE
                PID:2160
              • C:\Users\Admin\AppData\Local\Temp\2692329511.exe
                C:\Users\Admin\AppData\Local\Temp\2692329511.exe
                6⤵
                • Executes dropped EXE
                PID:3252
          • C:\Users\Admin\AppData\Local\Temp\143159767.exe
            C:\Users\Admin\AppData\Local\Temp\143159767.exe
            4⤵
            • Executes dropped EXE
            • Suspicious use of WriteProcessMemory
            PID:1392
            • C:\Users\Admin\AppData\Local\Temp\Windows Security Upgrade Service.exe
              "C:\Users\Admin\AppData\Local\Temp\Windows Security Upgrade Service.exe"
              5⤵
              • Executes dropped EXE
              PID:2764
            • C:\Users\Admin\AppData\Local\Temp\Windows Security Upgrade Service.exe
              "C:\Users\Admin\AppData\Local\Temp\Windows Security Upgrade Service.exe"
              5⤵
              • Executes dropped EXE
              PID:5020
            • C:\Users\Admin\AppData\Local\Temp\Windows Security Upgrade Service.exe
              "C:\Users\Admin\AppData\Local\Temp\Windows Security Upgrade Service.exe"
              5⤵
              • Executes dropped EXE
              PID:2432
          • C:\Users\Admin\AppData\Local\Temp\19392202.exe
            C:\Users\Admin\AppData\Local\Temp\19392202.exe
            4⤵
            • Executes dropped EXE
            • Suspicious use of WriteProcessMemory
            PID:1480
            • C:\Users\Admin\AppData\Local\Temp\1395330796.exe
              C:\Users\Admin\AppData\Local\Temp\1395330796.exe
              5⤵
              • Suspicious use of NtCreateUserProcessOtherParentProcess
              • Executes dropped EXE
              • Suspicious behavior: EnumeratesProcesses
              PID:4640
          • C:\Users\Admin\AppData\Local\Temp\2774828533.exe
            C:\Users\Admin\AppData\Local\Temp\2774828533.exe
            4⤵
            • Executes dropped EXE
            PID:4280
          • C:\Users\Admin\AppData\Local\Temp\751024391.exe
            C:\Users\Admin\AppData\Local\Temp\751024391.exe
            4⤵
            • Executes dropped EXE
            PID:3008
      • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
        C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe <#llzqlmcx#> IF([System.Environment]::OSVersion.Version -lt [System.Version]"6.2") { schtasks /create /f /sc onlogon /rl highest /tn 'Windows Upgrade Manager' /tr '''C:\Users\Admin\Windows Upgrade\wupgrdsv.exe''' } Else { Register-ScheduledTask -Action (New-ScheduledTaskAction -Execute 'C:\Users\Admin\Windows Upgrade\wupgrdsv.exe') -Trigger (New-ScheduledTaskTrigger -AtLogOn) -Settings (New-ScheduledTaskSettingsSet -AllowStartIfOnBatteries -DisallowHardTerminate -DontStopIfGoingOnBatteries -DontStopOnIdleEnd -ExecutionTimeLimit (New-TimeSpan -Days 1000)) -TaskName 'Windows Upgrade Manager' -RunLevel 'Highest' -Force; }
        2⤵
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:4352
      • C:\Windows\System32\schtasks.exe
        C:\Windows\System32\schtasks.exe /run /tn "Windows Upgrade Manager"
        2⤵
          PID:1160
        • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
          C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe <#llzqlmcx#> IF([System.Environment]::OSVersion.Version -lt [System.Version]"6.2") { schtasks /create /f /sc onlogon /rl highest /tn 'Windows Upgrade Manager' /tr '''C:\Users\Admin\Windows Upgrade\wupgrdsv.exe''' } Else { Register-ScheduledTask -Action (New-ScheduledTaskAction -Execute 'C:\Users\Admin\Windows Upgrade\wupgrdsv.exe') -Trigger (New-ScheduledTaskTrigger -AtLogOn) -Settings (New-ScheduledTaskSettingsSet -AllowStartIfOnBatteries -DisallowHardTerminate -DontStopIfGoingOnBatteries -DontStopOnIdleEnd -ExecutionTimeLimit (New-TimeSpan -Days 1000)) -TaskName 'Windows Upgrade Manager' -RunLevel 'Highest' -Force; }
          2⤵
          • Suspicious behavior: EnumeratesProcesses
          PID:4168
        • C:\Windows\System32\notepad.exe
          C:\Windows\System32\notepad.exe
          2⤵
            PID:4612
        • 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=4340 --field-trial-handle=2252,i,16022092570067181109,3235558581947505669,262144 --variations-seed-version /prefetch:8
          1⤵
            PID:1820
          • C:\Users\Admin\Windows Upgrade\wupgrdsv.exe
            "C:\Users\Admin\Windows Upgrade\wupgrdsv.exe"
            1⤵
            • Suspicious use of NtCreateUserProcessOtherParentProcess
            • Executes dropped EXE
            • Suspicious behavior: EnumeratesProcesses
            PID:4284

          Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

          Loading Replay Monitor...

          Downloads

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

            Filesize

            3KB

            MD5

            fee026663fcb662152188784794028ee

            SHA1

            3c02a26a9cb16648fad85c6477b68ced3cb0cb45

            SHA256

            dbd4136bc342e3e92902ec3a30d165452c82997a7ae24ac90775e42d88959e6b

            SHA512

            7b12bd5c8fc4356b9123d6586b4980cf76012663b41c0dab6f6f21567e2f4005c5bcea2cc2158d157e4f801a281f3e04bad3774cddb3122db309ccf662184bd6

          • C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\8ZO46T3J\_3[1]

            Filesize

            9KB

            MD5

            4c12165bc335a32cb559c828484a86a6

            SHA1

            c2e78c57f15a1a3a190be415aac3d1e3209ce785

            SHA256

            4831bd83c39ec9d898ccc1023858c81a03326b7c1c5dd8e24fdf9b2171707d1a

            SHA512

            f44df78b6f16255496b2fa35e28c185011c2bebf47730a68fd1369abf87f390684a8786a167319319d14a12da3768c1edef8e36037cde339a1ffe8c62c3ea87b

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

            Filesize

            1KB

            MD5

            2cacea4e19ddf5755e70346cc1cbe27b

            SHA1

            d4f7c2950f951857da18cfec490370152983e121

            SHA256

            5488c6f47e2e55addf07b920f0ce43ed970515193c4cb1ffb845a9b441bcd9ad

            SHA512

            445497cefd12a10e19272b51028a6b19d039b578a2e4d1f4c7f4c4bed447c55b1cd23453e9bed9307aaeb7b57ea8c721d1884eaaafa422df4607cfe3a75f54f7

          • C:\Users\Admin\AppData\Local\Temp\1036110963.exe

            Filesize

            8KB

            MD5

            9b8a3fb66b93c24c52e9c68633b00f37

            SHA1

            2a9290e32d1582217eac32b977961ada243ada9a

            SHA256

            8a169cf165f635ecb6c55cacecb2c202c5fc6ef5fa82ec9cdb7d4b0300f35293

            SHA512

            117da1ec9850212e4cafce6669c2cfffc8078627f5c3ccdfd6a1bf3bee2d351290071087a4c206578d23852fa5e69c2ebefd71905c85b1eaed4220932bb71a39

          • C:\Users\Admin\AppData\Local\Temp\13287277.exe

            Filesize

            11KB

            MD5

            5c2f49dd60a69e1d1aaa39f872551585

            SHA1

            bdd4b2cafa1779cf61c7badfb7833ee4c953efad

            SHA256

            babf2231a52bfe5c7dbd026f80ce2494811ec706637d13c24eeca071e23f35d2

            SHA512

            46f3845c05d710ae5084fd6aabce9be7c2c8b0dd7a0b65472a5a736f7bbeb1f4904093ff29d03463008f8d77905ec4c940a7e3a3b124c937ebf3251c332164c9

          • C:\Users\Admin\AppData\Local\Temp\1395330796.exe

            Filesize

            5.4MB

            MD5

            41ab08c1955fce44bfd0c76a64d1945a

            SHA1

            2b9cb05f4de5d98c541d15175d7f0199cbdd0eea

            SHA256

            dd12cb27b3867341bf6ca48715756500d3ec56c19b21bb1c1290806aa74cb493

            SHA512

            38834ae703a8541b4fec9a1db94cfe296ead58649bb1d4873b517df14d0c6a9d25e49ff04c2bf6bb0188845116a4e894aae930d849f9be8c98d2ce51da1ef116

          • C:\Users\Admin\AppData\Local\Temp\143159767.exe

            Filesize

            10KB

            MD5

            47340d40e7f73e62cf09ac60fd16ad68

            SHA1

            effd38f6561155802d3e5090f5714589eae5ce6e

            SHA256

            e8a0c46342abd882318dbfdb17b7d3cb93d7138564878a15c5b91229ed81689c

            SHA512

            2d5fbacad67eba3c42c2be95c3bf64d787d15cf96d5afe827d6f9bdb175295859e684202ff5afc773202f4b9d0b3135e913c997bbe72026cd7a7ca96ecf5aa08

          • C:\Users\Admin\AppData\Local\Temp\1587916919.exe

            Filesize

            14KB

            MD5

            686899bd841d603551a0429d09cb906c

            SHA1

            c827bc460766c0c39fa9ad27918fb0f409379eb3

            SHA256

            483142a79ce1fce6474da5dcfeea48104eda46a960c7eb9b9581d555dd6cfc77

            SHA512

            850919af70b4b0548fc985b49fa35f5613c31bde6fb46b19753b181c25e0251c52b121a26459c230a969e8ae23fb1dccd547be6a34d2a73dfe4e0d31e6874b76

          • C:\Users\Admin\AppData\Local\Temp\19392202.exe

            Filesize

            10KB

            MD5

            c8cf446ead193a3807472fbd294c5f23

            SHA1

            2162f28c919222f75ce5f52e4bb1155255ae5368

            SHA256

            e5d12658a690c62af7d4fc7b26735affc7210e3bfb6b2241de1bf90aebdc0717

            SHA512

            fc94014fabf204ecd57990db4b05b81cbda0a314b621cbfa755296ddf5493ec55fb129d12eff5f92863d9f1d7fea679dc2aeb62baf898791448cb4fe34b595c1

          • C:\Users\Admin\AppData\Local\Temp\2310131094.exe

            Filesize

            14KB

            MD5

            202339099ee228628d08ccd9b9dff02f

            SHA1

            024f31908d986f3cca659da6c5f15c756e6b96eb

            SHA256

            b3395083c95e4e25611cb0e78be88790ea95b6e09f6d23298785fc4a0c08ce15

            SHA512

            dafc69ade061a15f67ba34b25204092b2ffa7e3a418b249b0fa7dc7bfa609d336b9146c4a6e31a01de92b5b00efbe0fa4e7a553cbbc0d9372d92288fbe634697

          • C:\Users\Admin\AppData\Local\Temp\2774828533.exe

            Filesize

            8KB

            MD5

            11d2f27fb4f0c424ab696573e79db18c

            SHA1

            d08ece21a657bfa6ea4d2db9b21fbb960d7f4331

            SHA256

            dee9dca027009b7d2885ace7b968d2e9505a41b34756b08343338f8ef259e9be

            SHA512

            a60de41caa6113430ab4ab944b800579f574f9b964c362f9c62bbfc1bd85dccd01b628809367e15cfe6baaba32c1255f8db07e434ff7bcf5e90d9b3d1f6a4cd4

          • C:\Users\Admin\AppData\Local\Temp\2982612287.exe

            Filesize

            8KB

            MD5

            8d82457b70c900a2424b5102fb14b488

            SHA1

            4ad15f68ca90468bfdadaa66d1ef7ce2e973621d

            SHA256

            6d0bb70919d36b939773006943cf62bb871d1ca7b51d2518f5197931dc1a0949

            SHA512

            9dfd54fdd18b33fedd0b91080fd45b7931b4a52c27ddd91b39444bcb52fcedd6ef3e6400e681435a6839f9388848d173a7cde10b6497decd4095a2a4829545ab

          • C:\Users\Admin\AppData\Local\Temp\300604764.exe

            Filesize

            93KB

            MD5

            d42f332184afc06d183db122eb16e7f7

            SHA1

            09666bad8ba602f1fc9b6df109f81d8df9209e8e

            SHA256

            7c9759a8583dc85e94b2314931f713d665c8096c224cab2e162dc5045e26a3aa

            SHA512

            9a27acc50818a656baf66cfb7b8f25faa856fb8a2cf944f95dbf4d0e67fbad01a96fccaffdd9c379318aee054a616cf0551d6625b7a7af3e4248ae387138d006

          • C:\Users\Admin\AppData\Local\Temp\571119380.exe

            Filesize

            93KB

            MD5

            a318cc45e79498b93e40d5e5b9b76be4

            SHA1

            4ebc9969cc3c330741c377e22a5fb0cdb8ce5fd5

            SHA256

            4b4e596641d0dd9eece8a24556fd1246056cbc315a79675a7400927858bbd7c2

            SHA512

            3131d627837a3cafdf532173ccadd4beff933ee3d5e050366153434b1394c4d57056b4d273ddb826a1a0478caa83e1f6e095e83366102ae1d3705ab2d3ec0e2c

          • C:\Users\Admin\AppData\Local\Temp\751024391.exe

            Filesize

            11KB

            MD5

            cafd277c4132f5d0f202e7ea07a27d5c

            SHA1

            72c8c16a94cce56a3e01d91bc1276dafc65b351d

            SHA256

            e5162fa594811f0f01fc76f4acbd9fe99b2265df9cfcbc346023f28775c19f1e

            SHA512

            7c87d1dec61b78e0f223e8f9fec019d96509813fa6d96129289aab00b2d6f05bf91fe1fafd680b7d9e746f4c2c8cbe48a3028bcaad479048d00d79a19f71b196

          • C:\Users\Admin\AppData\Local\Temp\Windows Security Upgrade Service.exe

            Filesize

            20KB

            MD5

            35dc584405379993ceb29d5314d15d99

            SHA1

            2dbb31a27bf5cee87fd81a9431bb97ca6e07f9bc

            SHA256

            22be0689856c5e26d3b742120386b3895a3749e9a2e76d3b356eed2ea2df5f94

            SHA512

            9ab4a6027b8ecd8fef7af684286a95d15024fb130ac1c924db3345532a91da77e7b12200ea687ba0722756457e4266ee2afcfec4a24aae979e92e341c13dd377

          • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_dtgrvo5i.2g4.ps1

            Filesize

            60B

            MD5

            d17fe0a3f47be24a6453e9ef58c94641

            SHA1

            6ab83620379fc69f80c0242105ddffd7d98d5d9d

            SHA256

            96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

            SHA512

            5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

          • C:\Users\Admin\tbtnds.dat

            Filesize

            4KB

            MD5

            73c9785e5a55bf6409040bbab02d33b5

            SHA1

            25d023feb4eee3b372064a60991c5d377701fcda

            SHA256

            5e5efb8c2371cd971d5a795f928d256bf7e62cf4a13e91ee5e9cb8a14c1072e7

            SHA512

            fc21deb12c386568495c6f2b7372560453ec9e769a3f444894413837363a2ad905c415ea9757b7c96f85fe6a8d6f8bff7c9d9044485ee30041b26060f521e76e

          • C:\Windows\sysblardsv.exe

            Filesize

            104KB

            MD5

            9a24a00438a4d06d64fe4820061a1b45

            SHA1

            6e59989652dff276a6dfa0f287b6c468a2f04842

            SHA256

            66944b456b33438cbf93d112d973112903f57dc16bf4c069e968562fa8f01b54

            SHA512

            80e97c8c389554ba0512b7f496dd03e82f2a627568eca631a6393033d540a70779fc7eae2485d1b9ca3657beb8ae9a86fd08ecd5dba678407bf8e63bef9a4629

          • memory/4284-161-0x00007FF7FDEF0000-0x00007FF7FE466000-memory.dmp

            Filesize

            5.5MB

          • memory/4284-163-0x00007FF7FDEF0000-0x00007FF7FE466000-memory.dmp

            Filesize

            5.5MB

          • memory/4352-127-0x0000019FCB990000-0x0000019FCB9B2000-memory.dmp

            Filesize

            136KB

          • memory/4612-164-0x000001DEED520000-0x000001DEED540000-memory.dmp

            Filesize

            128KB

          • memory/4612-165-0x00007FF7C9BA0000-0x00007FF7CA38F000-memory.dmp

            Filesize

            7.9MB

          • memory/4612-168-0x00007FF7C9BA0000-0x00007FF7CA38F000-memory.dmp

            Filesize

            7.9MB

          • memory/4640-134-0x00007FF6F11D0000-0x00007FF6F1746000-memory.dmp

            Filesize

            5.5MB

          • memory/4640-146-0x00007FF6F11D0000-0x00007FF6F1746000-memory.dmp

            Filesize

            5.5MB