Analysis

  • max time kernel
    150s
  • max time network
    139s
  • platform
    windows7_x64
  • resource
    win7-20220901-en
  • resource tags

    arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system
  • submitted
    07/11/2022, 12:09

General

  • Target

    7d2f6b88c50705a2e33af874a986aae3afff9dba81f9401de6081c8cfccc80ae.exe

  • Size

    875KB

  • MD5

    0d4b9d9590a7931b1a9ec7bad4b81c07

  • SHA1

    60c63551ca1ec6088d5f7baccdc7238c9055e59b

  • SHA256

    7d2f6b88c50705a2e33af874a986aae3afff9dba81f9401de6081c8cfccc80ae

  • SHA512

    e3b0ce50606a0875471c2e2be08566b3199eaf875c43ae7177eb7b903af05ae7e85292674e237b9081601a2b0add7604cdc682b82d780411b9ee5326ea1c5e53

  • SSDEEP

    1536:U0bOitM+1vOHlPVElhCGD/qe0k4zMfQCVrUgupsC7:UmTtB4RcjD/TY+r2

Malware Config

Signatures

  • Modifies firewall policy service 2 TTPs 14 IoCs
  • Modifies security service 2 TTPs 1 IoCs
  • Modifies visibility of file extensions in Explorer 2 TTPs 1 IoCs
  • Modifies visiblity of hidden/system files in Explorer 2 TTPs 1 IoCs
  • UAC bypass 3 TTPs 4 IoCs
  • Windows security bypass 2 TTPs 4 IoCs
  • Disables RegEdit via registry modification 1 IoCs
  • Disables Task Manager via registry modification
  • Disables taskbar notifications via registry modification
  • Executes dropped EXE 2 IoCs
  • Sets file execution options in registry 2 TTPs 64 IoCs
  • UPX packed file 6 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Drops startup file 1 IoCs
  • Loads dropped DLL 2 IoCs
  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Windows security modification 2 TTPs 15 IoCs
  • Adds Run key to start application 2 TTPs 4 IoCs
  • Checks whether UAC is enabled 1 TTPs 1 IoCs
  • Suspicious use of SetThreadContext 2 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Modifies Control Panel 2 IoCs
  • Modifies Internet Explorer settings 1 TTPs 15 IoCs
  • Modifies Internet Explorer start page 1 TTPs 2 IoCs
  • Modifies registry class 24 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 4 IoCs
  • Suspicious use of WriteProcessMemory 26 IoCs
  • System policy modification 1 TTPs 6 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
      PID:1208
      • C:\Users\Admin\AppData\Local\Temp\7d2f6b88c50705a2e33af874a986aae3afff9dba81f9401de6081c8cfccc80ae.exe
        "C:\Users\Admin\AppData\Local\Temp\7d2f6b88c50705a2e33af874a986aae3afff9dba81f9401de6081c8cfccc80ae.exe"
        2⤵
        • Suspicious use of SetThreadContext
        • Suspicious use of WriteProcessMemory
        PID:1324
        • C:\Users\Admin\AppData\Local\Temp\7d2f6b88c50705a2e33af874a986aae3afff9dba81f9401de6081c8cfccc80ae.exe
          "C:\Users\Admin\AppData\Local\Temp\7d2f6b88c50705a2e33af874a986aae3afff9dba81f9401de6081c8cfccc80ae.exe"
          3⤵
          • Loads dropped DLL
          • Suspicious use of SetWindowsHookEx
          • Suspicious use of WriteProcessMemory
          PID:1352
          • C:\Users\Admin\29F50CFCBCAC569A\0AFE0B.exe
            "C:\Users\Admin\29F50CFCBCAC569A\0AFE0B.exe" 63C33145
            4⤵
            • Executes dropped EXE
            • Suspicious use of SetThreadContext
            • Suspicious use of WriteProcessMemory
            PID:1736
            • C:\Users\Admin\29F50CFCBCAC569A\0AFE0B.exe
              63C33145
              5⤵
              • Modifies firewall policy service
              • Modifies security service
              • Modifies visibility of file extensions in Explorer
              • Modifies visiblity of hidden/system files in Explorer
              • UAC bypass
              • Windows security bypass
              • Disables RegEdit via registry modification
              • Executes dropped EXE
              • Sets file execution options in registry
              • Drops startup file
              • Windows security modification
              • Adds Run key to start application
              • Checks whether UAC is enabled
              • Modifies Control Panel
              • Modifies Internet Explorer settings
              • Modifies Internet Explorer start page
              • Modifies registry class
              • Suspicious behavior: EnumeratesProcesses
              • Suspicious use of AdjustPrivilegeToken
              • Suspicious use of SetWindowsHookEx
              • Suspicious use of WriteProcessMemory
              • System policy modification
              PID:768
    • C:\Windows\system32\wbem\unsecapp.exe
      C:\Windows\system32\wbem\unsecapp.exe -Embedding
      1⤵
        PID:932

      Network

      MITRE ATT&CK Enterprise v6

      Replay Monitor

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      Downloads

      • C:\Users\Admin\29F50CFCBCAC569A\0AFE0B.exe

        Filesize

        875KB

        MD5

        0d4b9d9590a7931b1a9ec7bad4b81c07

        SHA1

        60c63551ca1ec6088d5f7baccdc7238c9055e59b

        SHA256

        7d2f6b88c50705a2e33af874a986aae3afff9dba81f9401de6081c8cfccc80ae

        SHA512

        e3b0ce50606a0875471c2e2be08566b3199eaf875c43ae7177eb7b903af05ae7e85292674e237b9081601a2b0add7604cdc682b82d780411b9ee5326ea1c5e53

      • C:\Users\Admin\29F50CFCBCAC569A\0AFE0B.exe

        Filesize

        875KB

        MD5

        0d4b9d9590a7931b1a9ec7bad4b81c07

        SHA1

        60c63551ca1ec6088d5f7baccdc7238c9055e59b

        SHA256

        7d2f6b88c50705a2e33af874a986aae3afff9dba81f9401de6081c8cfccc80ae

        SHA512

        e3b0ce50606a0875471c2e2be08566b3199eaf875c43ae7177eb7b903af05ae7e85292674e237b9081601a2b0add7604cdc682b82d780411b9ee5326ea1c5e53

      • C:\Users\Admin\29F50CFCBCAC569A\0AFE0B.exe

        Filesize

        875KB

        MD5

        0d4b9d9590a7931b1a9ec7bad4b81c07

        SHA1

        60c63551ca1ec6088d5f7baccdc7238c9055e59b

        SHA256

        7d2f6b88c50705a2e33af874a986aae3afff9dba81f9401de6081c8cfccc80ae

        SHA512

        e3b0ce50606a0875471c2e2be08566b3199eaf875c43ae7177eb7b903af05ae7e85292674e237b9081601a2b0add7604cdc682b82d780411b9ee5326ea1c5e53

      • \Users\Admin\29F50CFCBCAC569A\0AFE0B.exe

        Filesize

        875KB

        MD5

        0d4b9d9590a7931b1a9ec7bad4b81c07

        SHA1

        60c63551ca1ec6088d5f7baccdc7238c9055e59b

        SHA256

        7d2f6b88c50705a2e33af874a986aae3afff9dba81f9401de6081c8cfccc80ae

        SHA512

        e3b0ce50606a0875471c2e2be08566b3199eaf875c43ae7177eb7b903af05ae7e85292674e237b9081601a2b0add7604cdc682b82d780411b9ee5326ea1c5e53

      • \Users\Admin\29F50CFCBCAC569A\0AFE0B.exe

        Filesize

        875KB

        MD5

        0d4b9d9590a7931b1a9ec7bad4b81c07

        SHA1

        60c63551ca1ec6088d5f7baccdc7238c9055e59b

        SHA256

        7d2f6b88c50705a2e33af874a986aae3afff9dba81f9401de6081c8cfccc80ae

        SHA512

        e3b0ce50606a0875471c2e2be08566b3199eaf875c43ae7177eb7b903af05ae7e85292674e237b9081601a2b0add7604cdc682b82d780411b9ee5326ea1c5e53

      • memory/768-79-0x0000000000400000-0x000000000043D000-memory.dmp

        Filesize

        244KB

      • memory/768-78-0x0000000003DF0000-0x00000000048AA000-memory.dmp

        Filesize

        10.7MB

      • memory/768-77-0x0000000000400000-0x000000000043D000-memory.dmp

        Filesize

        244KB

      • memory/1352-61-0x00000000752B1000-0x00000000752B3000-memory.dmp

        Filesize

        8KB

      • memory/1352-54-0x0000000000400000-0x000000000043D000-memory.dmp

        Filesize

        244KB

      • memory/1352-70-0x0000000000400000-0x000000000043D000-memory.dmp

        Filesize

        244KB

      • memory/1352-58-0x0000000000400000-0x000000000043D000-memory.dmp

        Filesize

        244KB

      • memory/1352-57-0x0000000000400000-0x000000000043D000-memory.dmp

        Filesize

        244KB