Analysis

  • max time kernel
    121s
  • max time network
    124s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240426-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
  • submitted
    30/04/2024, 20:20

General

  • Target

    Seven.exe

  • Size

    139KB

  • MD5

    350273e0d2e8a9ba5e37b791016112a0

  • SHA1

    5bfb616dd46f67d1dcbbff55ca5917ffc1ec8b71

  • SHA256

    27297bf8139bea755e9297e7e1489d827d1ee09a8e1d94a3ef96a2edb2de61ba

  • SHA512

    b1e768524b4e840bd5f4163205122dd1725583245d8bfd5cbd89eb21a5fb9d33aff1b7b0ca42132b7dae469e025068ae663b3b02ad59927a558dc340141ec91b

  • SSDEEP

    3072:miS4omp03WQthI/9S3BZi08iRQ1G78IVn27bSfcJd8ltw:miS4ompB9S3BZi0a1G78IVhcTct

Score
10/10

Malware Config

Signatures

  • Modifies Windows Defender Real-time Protection settings 3 TTPs 4 IoCs
  • UAC bypass 3 TTPs 2 IoCs
  • Blocks application from running via registry modification 1 IoCs

    Adds application to list of disallowed applications.

  • Disables RegEdit via registry modification 1 IoCs
  • Disables Task Manager via registry modification
  • Disables cmd.exe use via registry modification 1 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Windows security modification 2 TTPs 1 IoCs
  • Checks whether UAC is enabled 1 TTPs 2 IoCs
  • Legitimate hosting services abused for malware hosting/C2 1 TTPs 2 IoCs
  • Drops file in System32 directory 18 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs
  • System policy modification 1 TTPs 3 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.

  • Views/modifies file attributes 1 TTPs 12 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Seven.exe
    "C:\Users\Admin\AppData\Local\Temp\Seven.exe"
    1⤵
    • Modifies Windows Defender Real-time Protection settings
    • UAC bypass
    • Blocks application from running via registry modification
    • Disables RegEdit via registry modification
    • Disables cmd.exe use via registry modification
    • Checks computer location settings
    • Windows security modification
    • Checks whether UAC is enabled
    • Suspicious use of WriteProcessMemory
    • System policy modification
    PID:2452
    • C:\Windows\SYSTEM32\cmd.exe
      "cmd.exe" /C copy C:\Users\Admin\AppData\Local\Temp\Seven.exe C:\Windows\System32\Winhost
      2⤵
      • Drops file in System32 directory
      PID:2140
    • C:\Windows\SYSTEM32\cmd.exe
      "cmd.exe" /C copy C:\Users\Admin\AppData\Local\Temp\Seven.exe C:\Users\Public\Documents\Winhost
      2⤵
        PID:1484
      • C:\Windows\SYSTEM32\cmd.exe
        "cmd.exe" /C attrib +h C:\Windows\System32\Winhost
        2⤵
        • Suspicious use of WriteProcessMemory
        PID:1532
        • C:\Windows\system32\attrib.exe
          attrib +h C:\Windows\System32\Winhost
          3⤵
          • Drops file in System32 directory
          • Views/modifies file attributes
          PID:4872
      • C:\Windows\SYSTEM32\cmd.exe
        "cmd.exe" /C attrib +h C:\Users\Public\Documents\Winhost
        2⤵
        • Suspicious use of WriteProcessMemory
        PID:1236
        • C:\Windows\system32\attrib.exe
          attrib +h C:\Users\Public\Documents\Winhost
          3⤵
          • Views/modifies file attributes
          PID:4724
      • C:\Windows\SYSTEM32\cmd.exe
        "cmd.exe" /C copy C:\Users\Admin\AppData\Local\Temp\Seven.dll C:\Windows\System32\Seven.dll
        2⤵
        • Drops file in System32 directory
        PID:3284
      • C:\Windows\SYSTEM32\cmd.exe
        "cmd.exe" /C copy C:\Users\Admin\AppData\Local\Temp\Seven.dll C:\Users\Public\Documents\Seven.dll
        2⤵
          PID:3288
        • C:\Windows\SYSTEM32\cmd.exe
          "cmd.exe" /C copy C:\Users\Admin\AppData\Local\Temp\Seven.runtimeconfig.json C:\Windows\System32\Seven.runtimeconfig.json
          2⤵
          • Drops file in System32 directory
          PID:2300
        • C:\Windows\SYSTEM32\cmd.exe
          "cmd.exe" /C copy C:\Users\Admin\AppData\Local\Temp\Seven.runtimeconfig.json C:\Users\Public\Documents\Seven.runtimeconfig.json
          2⤵
            PID:1824
          • C:\Windows\SYSTEM32\cmd.exe
            "cmd.exe" /C attrib +h C:\Windows\System32\Seven.dll
            2⤵
            • Suspicious use of WriteProcessMemory
            PID:1916
            • C:\Windows\system32\attrib.exe
              attrib +h C:\Windows\System32\Seven.dll
              3⤵
              • Drops file in System32 directory
              • Views/modifies file attributes
              PID:892
          • C:\Windows\SYSTEM32\cmd.exe
            "cmd.exe" /C attrib +h C:\Windows\System32\Seven.runtimeconfig.json
            2⤵
            • Suspicious use of WriteProcessMemory
            PID:1088
            • C:\Windows\system32\attrib.exe
              attrib +h C:\Windows\System32\Seven.runtimeconfig.json
              3⤵
              • Drops file in System32 directory
              • Views/modifies file attributes
              PID:2060
          • C:\Windows\SYSTEM32\cmd.exe
            "cmd.exe" /C attrib +h C:\Users\Public\Documents\Seven.dll
            2⤵
            • Suspicious use of WriteProcessMemory
            PID:3032
            • C:\Windows\system32\attrib.exe
              attrib +h C:\Users\Public\Documents\Seven.dll
              3⤵
              • Views/modifies file attributes
              PID:4596
          • C:\Windows\SYSTEM32\cmd.exe
            "cmd.exe" /C attrib +h C:\Users\Public\Documents\Seven.runtimeconfig.json
            2⤵
            • Suspicious use of WriteProcessMemory
            PID:3948
            • C:\Windows\system32\attrib.exe
              attrib +h C:\Users\Public\Documents\Seven.runtimeconfig.json
              3⤵
              • Views/modifies file attributes
              PID:2340
          • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
            "powershell" Get-MpPreference -verbose
            2⤵
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious use of AdjustPrivilegeToken
            PID:1508
          • C:\Windows\SYSTEM32\cmd.exe
            "cmd.exe" /C copy C:\Users\Admin\Desktop C:\Windows\System32\Desktop
            2⤵
            • Drops file in System32 directory
            PID:3252
          • C:\Windows\SYSTEM32\cmd.exe
            "cmd.exe" /C copy C:\Users\Admin\Desktop C:\Users\Public\Documents\Desktop
            2⤵
              PID:2236
            • C:\Windows\SYSTEM32\cmd.exe
              "cmd.exe" /C attrib +h C:\Windows\System32\Desktop
              2⤵
                PID:4728
                • C:\Windows\system32\attrib.exe
                  attrib +h C:\Windows\System32\Desktop
                  3⤵
                  • Drops file in System32 directory
                  • Views/modifies file attributes
                  PID:1460
              • C:\Windows\SYSTEM32\cmd.exe
                "cmd.exe" /C attrib +h C:\Users\Public\Documents\Desktop
                2⤵
                  PID:2080
                  • C:\Windows\system32\attrib.exe
                    attrib +h C:\Users\Public\Documents\Desktop
                    3⤵
                    • Views/modifies file attributes
                    PID:2012
                • C:\Windows\SYSTEM32\cmd.exe
                  "cmd.exe" /C copy C:\Users\Admin\Desktop C:\Windows\System32\Desktop
                  2⤵
                  • Drops file in System32 directory
                  PID:4052
                • C:\Windows\SYSTEM32\cmd.exe
                  "cmd.exe" /C copy C:\Users\Admin\Desktop C:\Users\Public\Documents\Desktop
                  2⤵
                    PID:1324
                  • C:\Windows\SYSTEM32\cmd.exe
                    "cmd.exe" /C copy C:\Users\Admin\Desktop C:\Windows\System32\Desktop
                    2⤵
                    • Drops file in System32 directory
                    PID:1152
                  • C:\Windows\SYSTEM32\cmd.exe
                    "cmd.exe" /C copy C:\Users\Admin\Desktop C:\Users\Public\Documents\Desktop
                    2⤵
                      PID:2176
                    • C:\Windows\SYSTEM32\cmd.exe
                      "cmd.exe" /C attrib +h C:\Windows\System32\Desktop
                      2⤵
                        PID:1412
                        • C:\Windows\system32\attrib.exe
                          attrib +h C:\Windows\System32\Desktop
                          3⤵
                          • Drops file in System32 directory
                          • Views/modifies file attributes
                          PID:2268
                      • C:\Windows\SYSTEM32\cmd.exe
                        "cmd.exe" /C attrib +h C:\Windows\System32\Desktop
                        2⤵
                          PID:1684
                          • C:\Windows\system32\attrib.exe
                            attrib +h C:\Windows\System32\Desktop
                            3⤵
                            • Drops file in System32 directory
                            • Views/modifies file attributes
                            PID:544
                        • C:\Windows\SYSTEM32\cmd.exe
                          "cmd.exe" /C attrib +h C:\Users\Public\Documents\Desktop
                          2⤵
                            PID:4224
                            • C:\Windows\system32\attrib.exe
                              attrib +h C:\Users\Public\Documents\Desktop
                              3⤵
                              • Views/modifies file attributes
                              PID:2288
                          • C:\Windows\SYSTEM32\cmd.exe
                            "cmd.exe" /C attrib +h C:\Users\Public\Documents\Desktop
                            2⤵
                            • Suspicious use of WriteProcessMemory
                            PID:904
                            • C:\Windows\system32\attrib.exe
                              attrib +h C:\Users\Public\Documents\Desktop
                              3⤵
                              • Views/modifies file attributes
                              PID:3648
                        • C:\Windows\system32\cmd.exe
                          "C:\Windows\system32\cmd.exe"
                          1⤵
                            PID:2900

                          Network

                                MITRE ATT&CK Enterprise v15

                                Replay Monitor

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                                Downloads

                                • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_gvjilq54.r25.ps1

                                  Filesize

                                  60B

                                  MD5

                                  d17fe0a3f47be24a6453e9ef58c94641

                                  SHA1

                                  6ab83620379fc69f80c0242105ddffd7d98d5d9d

                                  SHA256

                                  96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

                                  SHA512

                                  5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

                                • C:\Users\Public\Documents\Desktop

                                  Filesize

                                  1KB

                                  MD5

                                  fd57ee9da9fd49cf17ea66a2c390480f

                                  SHA1

                                  0393450fc7d614d29dace94969ac07bbbd8afd60

                                  SHA256

                                  0f44491fa7bfe284e00adb674b1b2d559ef3465e496ba42dc86bbcab13db346f

                                  SHA512

                                  11d07fa90a38a6200fd17801b56ab673c9ec54167d339195589d737e5f89b189c260203113f50e61366a72bb594563394a37ad31a0d4ed6440360da01ad3b31e

                                • C:\Windows\System32\Desktop

                                  Filesize

                                  1KB

                                  MD5

                                  44af0918514a0f3ffae76847ec058270

                                  SHA1

                                  455d0dde1308973c4215dc11e77157eaeaf0b89b

                                  SHA256

                                  f61e9538e7278b651cf227edca7c32ddead0db2924e4835cc50f7eecafddba06

                                  SHA512

                                  859b2bacbc2ba031d82c14ff138781648e506bb307945248d28ec932e0608362a1486ad182f961a340fc5760144a1415bf76a62278369f7380643944378fe894

                                • C:\Windows\System32\Desktop

                                  Filesize

                                  1KB

                                  MD5

                                  1830f8464ef956c1ef8877944c021c78

                                  SHA1

                                  b3e8d5100d87e6cd456eaeb2c8d939e979c131dc

                                  SHA256

                                  988e5c50f551d07fa2f67e65eae2ca14c018f220481fe407e6297a8dcb1d2d63

                                  SHA512

                                  8d921ad31fd8afe34b7f6c86ecf522935e41fd7cfca785ffc6e56b824ef37e9ae13577260801d4f6fe40a573f88f7723a074af2a38dc91257f8a20d6a92ec8fc

                                • C:\Windows\System32\Seven.dll

                                  Filesize

                                  1.0MB

                                  MD5

                                  5c684b9229a0bb82b31c7e17cb0496c7

                                  SHA1

                                  a141f6f33f9b766a91fb3bc0248be0e3e3373747

                                  SHA256

                                  ba4a5dd2f126de491b60e4cb899319688c1b1308efddad0d550fcee87b24258a

                                  SHA512

                                  7a477c23b9c345253f2f8581868a72e54ce980e665c841af6795428860103e0d8440a7a047538a2bff5b7ac43f1cf06b4c3b52074fd72d5b378bed75755a1955

                                • C:\Windows\System32\Seven.runtimeconfig.json

                                  Filesize

                                  340B

                                  MD5

                                  253333997e82f7d44ea8072dfae6db39

                                  SHA1

                                  03b9744e89327431a619505a7c72fd497783d884

                                  SHA256

                                  28329cf08f6505e73806b17558b187c02f0c1c516fe47ebfb7a013d082aaa306

                                  SHA512

                                  56d99039e0fb6305588e9f87361e7e0d5051507bf321ba36619c4d29741f35c27c62f025a52523c9e1c7287aabf1533444330a8cdf840fa5af0fa2241fcb4fc2

                                • C:\Windows\System32\Winhost

                                  Filesize

                                  139KB

                                  MD5

                                  350273e0d2e8a9ba5e37b791016112a0

                                  SHA1

                                  5bfb616dd46f67d1dcbbff55ca5917ffc1ec8b71

                                  SHA256

                                  27297bf8139bea755e9297e7e1489d827d1ee09a8e1d94a3ef96a2edb2de61ba

                                  SHA512

                                  b1e768524b4e840bd5f4163205122dd1725583245d8bfd5cbd89eb21a5fb9d33aff1b7b0ca42132b7dae469e025068ae663b3b02ad59927a558dc340141ec91b

                                • memory/1508-20-0x00000206D6B30000-0x00000206D6B52000-memory.dmp

                                  Filesize

                                  136KB