Overview

overview

10

Static

static

1

b77fc538e1...32.exe

windows7-x64

8

b77fc538e1...32.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    27s
  • max time network
    19s
  • platform
    windows7_x64
  • resource
    win7-20240704-en
  • resource tags

    arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
  • submitted
    08-07-2024 16:48

Sharing

Copy URL
Twitter E-mail
Report Analysis Logs

General

  • Target

    b77fc538e119d7b94ac123c2fe21b5d403316cbc4510479130f195a18dc61f32.exe

  • Size

    797KB

  • MD5

    114f1c23daae885f851b9cf1fdaf8457

  • SHA1

    82338420d02452dfbd4bed8ed753e50739f27484

  • SHA256

    b77fc538e119d7b94ac123c2fe21b5d403316cbc4510479130f195a18dc61f32

  • SHA512

    262650ad16731df09db9f6f5c816d45e6e2b9bf72a3d8af30ec121d3a1f0fc6e402da3117ecee472af777c7a6e1ac8fa5cd5e7c4ab7517fc7d2d61a9d9659ddb

  • SSDEEP

    24576:jqxzXQRlUnZRJOU3MlrQvB5LcFFVo7S+vRSBJIZJi:jq91ZR0U3MlMvHcFFVo7EBAJi

Score
8/10
execution

Malware Config

Signatures

  • Command and Scripting Interpreter: PowerShell 1 TTPs 2 IoCs

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

    execution
  • 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.

    persistenceexecution
  • Suspicious behavior: EnumeratesProcesses 19 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of WriteProcessMemory 32 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\b77fc538e119d7b94ac123c2fe21b5d403316cbc4510479130f195a18dc61f32.exe
    "C:\Users\Admin\AppData\Local\Temp\b77fc538e119d7b94ac123c2fe21b5d403316cbc4510479130f195a18dc61f32.exe"
    1⤵
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2388
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\b77fc538e119d7b94ac123c2fe21b5d403316cbc4510479130f195a18dc61f32.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2772
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\vQYTRFwVF.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2060
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\vQYTRFwVF" /XML "C:\Users\Admin\AppData\Local\Temp\tmp5CA1.tmp"
      2⤵
      • Scheduled Task/Job: Scheduled Task
      PID:2748
    • C:\Users\Admin\AppData\Local\Temp\b77fc538e119d7b94ac123c2fe21b5d403316cbc4510479130f195a18dc61f32.exe
      "C:\Users\Admin\AppData\Local\Temp\b77fc538e119d7b94ac123c2fe21b5d403316cbc4510479130f195a18dc61f32.exe"
      2⤵
        PID:2644
      • C:\Users\Admin\AppData\Local\Temp\b77fc538e119d7b94ac123c2fe21b5d403316cbc4510479130f195a18dc61f32.exe
        "C:\Users\Admin\AppData\Local\Temp\b77fc538e119d7b94ac123c2fe21b5d403316cbc4510479130f195a18dc61f32.exe"
        2⤵
          PID:2652
        • C:\Users\Admin\AppData\Local\Temp\b77fc538e119d7b94ac123c2fe21b5d403316cbc4510479130f195a18dc61f32.exe
          "C:\Users\Admin\AppData\Local\Temp\b77fc538e119d7b94ac123c2fe21b5d403316cbc4510479130f195a18dc61f32.exe"
          2⤵
            PID:2676
          • C:\Users\Admin\AppData\Local\Temp\b77fc538e119d7b94ac123c2fe21b5d403316cbc4510479130f195a18dc61f32.exe
            "C:\Users\Admin\AppData\Local\Temp\b77fc538e119d7b94ac123c2fe21b5d403316cbc4510479130f195a18dc61f32.exe"
            2⤵
              PID:2696
            • C:\Users\Admin\AppData\Local\Temp\b77fc538e119d7b94ac123c2fe21b5d403316cbc4510479130f195a18dc61f32.exe
              "C:\Users\Admin\AppData\Local\Temp\b77fc538e119d7b94ac123c2fe21b5d403316cbc4510479130f195a18dc61f32.exe"
              2⤵
                PID:2708

            Network

            MITRE ATT&CK Matrix ATT&CK v13

            Initial Access

            Execution

            Command and Scripting Interpreter

            1
            T1059

            PowerShell

            1
            T1059.001

            Scheduled Task/Job

            1
            T1053

            Scheduled Task

            1
            T1053.005

            Persistence

            Scheduled Task/Job

            1
            T1053

            Scheduled Task

            1
            T1053.005

            Privilege Escalation

            Scheduled Task/Job

            1
            T1053

            Scheduled Task

            1
            T1053.005

            Defense Evasion

            Credential Access

            Discovery

            System Information Discovery

            1
            T1082

            Lateral Movement

            Collection

            Exfiltration

            Command and Control

            Impact

            Resource Development

            Reconnaissance

            Replay Monitor

            Loading Replay Monitor...

            Downloads

            • C:\Users\Admin\AppData\Local\Temp\tmp5CA1.tmp
              Filesize

              1KB

              MD5

              984ae8d7056cc7a11cee65bacc8374ce

              SHA1

              9c27a649b53fea3bb1cbec6af44971a419fbfe9c

              SHA256

              0245f3fdb20e62700e68d1f6f600c688e9134c5b80f8d831537991a80ce3c7d3

              SHA512

              4c925f3a2b2a408882eecd5fc722ee5295de33458ab66f947da0b4d9e03c49b76f3aaa2db2197416f7dcbc4cd4f981834ae1aad95e39e5f54c300cb529d9c1a7

              Download Submit
            • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\d93f411851d7c929.customDestinations-ms
              Filesize

              7KB

              MD5

              00c66e267187f2d3a347413285695b5d

              SHA1

              92be33e0e257c5c034bc84096c3840c296521f18

              SHA256

              b796d2044136abb4654198c1c3d6918da3f309cff77d5e6a0655c1e38bf34ea4

              SHA512

              055743d83718d44db19675c77e41bd5a6e6c6385bbfbd325bdd8e455550f90604df6f984cb503b11c7280dbf4a710c262bb0c74343b23b421ea5be84d6b8c6e1

              Download Submit
            • memory/2388-0-0x0000000073B6E000-0x0000000073B6F000-memory.dmp
              Filesize

              4KB

              Download
            • memory/2388-1-0x0000000000390000-0x000000000045A000-memory.dmp
              Filesize

              808KB

              Download
            • memory/2388-2-0x0000000073B60000-0x000000007424E000-memory.dmp
              Filesize

              6.9MB

              Download
            • memory/2388-3-0x0000000000340000-0x000000000035A000-memory.dmp
              Filesize

              104KB

              Download
            • memory/2388-4-0x0000000000300000-0x0000000000308000-memory.dmp
              Filesize

              32KB

              Download
            • memory/2388-5-0x0000000000370000-0x000000000037C000-memory.dmp
              Filesize

              48KB

              Download
            • memory/2388-6-0x0000000000230000-0x00000000002CA000-memory.dmp
              Filesize

              616KB

              Download
            • memory/2388-7-0x0000000073B6E000-0x0000000073B6F000-memory.dmp
              Filesize

              4KB

              Download
            • memory/2388-10-0x0000000073B60000-0x000000007424E000-memory.dmp
              Filesize

              6.9MB

              Download
            • memory/2388-21-0x0000000073B60000-0x000000007424E000-memory.dmp
              Filesize

              6.9MB

              Download