Analysis

  • max time kernel
    153s
  • max time network
    158s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    27-11-2022 13:23

General

  • Target

    14aecd45fb908687ddedf6aa14424e3a8428e7ef1c7e28cb25291507d2b0f931.exe

  • Size

    596KB

  • MD5

    8b9cea8590ed25966ec2c45f9d923a46

  • SHA1

    9ef5ae95749239e4f3eaf142a3ff0b8eed291320

  • SHA256

    14aecd45fb908687ddedf6aa14424e3a8428e7ef1c7e28cb25291507d2b0f931

  • SHA512

    bc7cf5cc8d46ed2d5f574f7b633d1fbfe4d65de74f48a5dfa702b323a6719978de80cdb3f78f0c4790ef1793c7e06dc5fe8897b283c0898d0eeb6d662a7111f9

  • SSDEEP

    12288:MkIG6J6tqhOb4PvlxNavuBRaNX1T1sAIsKf4lFn9n/eJyrvWFTUWBOAYIe:VIG7qTav08BCf49mJy1W3e

Malware Config

Signatures

  • UAC bypass 3 TTPs 1 IoCs
  • NirSoft MailPassView 3 IoCs

    Password recovery tool for various email clients

  • NirSoft WebBrowserPassView 1 IoCs

    Password recovery tool for various web browsers

  • Nirsoft 4 IoCs
  • Executes dropped EXE 6 IoCs
  • Checks computer location settings 2 TTPs 3 IoCs

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

  • Accesses Microsoft Outlook accounts 1 TTPs 1 IoCs
  • Drops desktop.ini file(s) 2 IoCs
  • Suspicious use of SetThreadContext 6 IoCs
  • Drops file in Windows directory 3 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 7 IoCs
  • Suspicious use of WriteProcessMemory 61 IoCs
  • System policy modification 1 TTPs 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\14aecd45fb908687ddedf6aa14424e3a8428e7ef1c7e28cb25291507d2b0f931.exe
    "C:\Users\Admin\AppData\Local\Temp\14aecd45fb908687ddedf6aa14424e3a8428e7ef1c7e28cb25291507d2b0f931.exe"
    1⤵
    • UAC bypass
    • Checks computer location settings
    • Drops desktop.ini file(s)
    • Suspicious use of SetThreadContext
    • Drops file in Windows directory
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    • System policy modification
    PID:3080
    • C:\Users\Admin\AppData\Local\Temp\14aecd45fb908687ddedf6aa14424e3a8428e7ef1c7e28cb25291507d2b0f931.exe
      "C:\Users\Admin\AppData\Local\Temp\14aecd45fb908687ddedf6aa14424e3a8428e7ef1c7e28cb25291507d2b0f931.exe"
      2⤵
      • Suspicious use of SetThreadContext
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:4896
      • C:\Users\Admin\AppData\Local\Temp\14aecd45fb908687ddedf6aa14424e3a8428e7ef1c7e28cb25291507d2b0f931.exe
        "C:\Users\Admin\AppData\Local\Temp\14aecd45fb908687ddedf6aa14424e3a8428e7ef1c7e28cb25291507d2b0f931.exe" /stext C:\ProgramData\Mails.txt
        3⤵
          PID:3404
        • C:\Users\Admin\AppData\Local\Temp\14aecd45fb908687ddedf6aa14424e3a8428e7ef1c7e28cb25291507d2b0f931.exe
          "C:\Users\Admin\AppData\Local\Temp\14aecd45fb908687ddedf6aa14424e3a8428e7ef1c7e28cb25291507d2b0f931.exe" /stext C:\ProgramData\Browsers.txt
          3⤵
            PID:3816
        • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\AppMgmt.exe
          "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\AppMgmt.exe"
          2⤵
          • Executes dropped EXE
          • Checks computer location settings
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of WriteProcessMemory
          PID:5048
          • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\hkmsvc.exe
            "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\hkmsvc.exe"
            3⤵
            • Executes dropped EXE
            • Checks computer location settings
            • Suspicious use of SetThreadContext
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious use of AdjustPrivilegeToken
            • Suspicious use of WriteProcessMemory
            PID:3472
            • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\hkmsvc.exe
              "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\hkmsvc.exe"
              4⤵
              • Executes dropped EXE
              • Suspicious use of SetThreadContext
              • Suspicious use of AdjustPrivilegeToken
              • Suspicious use of WriteProcessMemory
              PID:3424
              • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\hkmsvc.exe
                "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\hkmsvc.exe" /stext C:\ProgramData\Mails.txt
                5⤵
                • Executes dropped EXE
                • Accesses Microsoft Outlook accounts
                PID:3044
              • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\hkmsvc.exe
                "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\hkmsvc.exe" /stext C:\ProgramData\Browsers.txt
                5⤵
                • Executes dropped EXE
                PID:3648
            • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\AppMgmt.exe
              "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\AppMgmt.exe"
              4⤵
              • Executes dropped EXE
              • Suspicious use of AdjustPrivilegeToken
              PID:1384

      Network

      MITRE ATT&CK Enterprise v6

      Replay Monitor

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      Downloads

      • C:\Users\Admin\AppData\Local\Microsoft\CLR_v2.0_32\UsageLogs\AppMgmt.exe.log

        Filesize

        404B

        MD5

        15b6596d028baa2a113143d1828bcc36

        SHA1

        f1be43126c4e765fe499718c388823d44bf1fef1

        SHA256

        529f9fde2234067382b4c6fb8e5aee49d8a8b1b85c82b0bdae425fa2a0264f75

        SHA512

        f2a6cb8498f596c7bf9178ea32a245dbb3657f43a179f378ce952ce5cb8580810cd67ef1efb623bcf6cd796d74e2c9b7bc42cb8665ead397546ce3b400181e83

      • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\AppMgmt.exe

        Filesize

        18KB

        MD5

        679838bb0e4719d456eac27d910c847e

        SHA1

        f672d7f7122e534e0a1677394557f2046ea4d023

        SHA256

        80f386aa403568f5a523c5e6d776e16dcf337350874875152ec9a5259e755158

        SHA512

        9a7e0e8b0a143b7659ab17cad11ccb6f362052acbedbca98832c5f719fe7a9157a3c92bf39d0a55c45205c646d9c0458a6666b01992ca5a2b755ca0a80fb9d85

      • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\AppMgmt.exe

        Filesize

        18KB

        MD5

        679838bb0e4719d456eac27d910c847e

        SHA1

        f672d7f7122e534e0a1677394557f2046ea4d023

        SHA256

        80f386aa403568f5a523c5e6d776e16dcf337350874875152ec9a5259e755158

        SHA512

        9a7e0e8b0a143b7659ab17cad11ccb6f362052acbedbca98832c5f719fe7a9157a3c92bf39d0a55c45205c646d9c0458a6666b01992ca5a2b755ca0a80fb9d85

      • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\AppMgmt.exe

        Filesize

        18KB

        MD5

        679838bb0e4719d456eac27d910c847e

        SHA1

        f672d7f7122e534e0a1677394557f2046ea4d023

        SHA256

        80f386aa403568f5a523c5e6d776e16dcf337350874875152ec9a5259e755158

        SHA512

        9a7e0e8b0a143b7659ab17cad11ccb6f362052acbedbca98832c5f719fe7a9157a3c92bf39d0a55c45205c646d9c0458a6666b01992ca5a2b755ca0a80fb9d85

      • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\AppMgmt.exe

        Filesize

        18KB

        MD5

        679838bb0e4719d456eac27d910c847e

        SHA1

        f672d7f7122e534e0a1677394557f2046ea4d023

        SHA256

        80f386aa403568f5a523c5e6d776e16dcf337350874875152ec9a5259e755158

        SHA512

        9a7e0e8b0a143b7659ab17cad11ccb6f362052acbedbca98832c5f719fe7a9157a3c92bf39d0a55c45205c646d9c0458a6666b01992ca5a2b755ca0a80fb9d85

      • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\hkmsvc.exe

        Filesize

        596KB

        MD5

        8b9cea8590ed25966ec2c45f9d923a46

        SHA1

        9ef5ae95749239e4f3eaf142a3ff0b8eed291320

        SHA256

        14aecd45fb908687ddedf6aa14424e3a8428e7ef1c7e28cb25291507d2b0f931

        SHA512

        bc7cf5cc8d46ed2d5f574f7b633d1fbfe4d65de74f48a5dfa702b323a6719978de80cdb3f78f0c4790ef1793c7e06dc5fe8897b283c0898d0eeb6d662a7111f9

      • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\hkmsvc.exe

        Filesize

        596KB

        MD5

        8b9cea8590ed25966ec2c45f9d923a46

        SHA1

        9ef5ae95749239e4f3eaf142a3ff0b8eed291320

        SHA256

        14aecd45fb908687ddedf6aa14424e3a8428e7ef1c7e28cb25291507d2b0f931

        SHA512

        bc7cf5cc8d46ed2d5f574f7b633d1fbfe4d65de74f48a5dfa702b323a6719978de80cdb3f78f0c4790ef1793c7e06dc5fe8897b283c0898d0eeb6d662a7111f9

      • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\hkmsvc.exe

        Filesize

        596KB

        MD5

        8b9cea8590ed25966ec2c45f9d923a46

        SHA1

        9ef5ae95749239e4f3eaf142a3ff0b8eed291320

        SHA256

        14aecd45fb908687ddedf6aa14424e3a8428e7ef1c7e28cb25291507d2b0f931

        SHA512

        bc7cf5cc8d46ed2d5f574f7b633d1fbfe4d65de74f48a5dfa702b323a6719978de80cdb3f78f0c4790ef1793c7e06dc5fe8897b283c0898d0eeb6d662a7111f9

      • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\hkmsvc.exe

        Filesize

        596KB

        MD5

        8b9cea8590ed25966ec2c45f9d923a46

        SHA1

        9ef5ae95749239e4f3eaf142a3ff0b8eed291320

        SHA256

        14aecd45fb908687ddedf6aa14424e3a8428e7ef1c7e28cb25291507d2b0f931

        SHA512

        bc7cf5cc8d46ed2d5f574f7b633d1fbfe4d65de74f48a5dfa702b323a6719978de80cdb3f78f0c4790ef1793c7e06dc5fe8897b283c0898d0eeb6d662a7111f9

      • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\hkmsvc.exe

        Filesize

        596KB

        MD5

        8b9cea8590ed25966ec2c45f9d923a46

        SHA1

        9ef5ae95749239e4f3eaf142a3ff0b8eed291320

        SHA256

        14aecd45fb908687ddedf6aa14424e3a8428e7ef1c7e28cb25291507d2b0f931

        SHA512

        bc7cf5cc8d46ed2d5f574f7b633d1fbfe4d65de74f48a5dfa702b323a6719978de80cdb3f78f0c4790ef1793c7e06dc5fe8897b283c0898d0eeb6d662a7111f9

      • memory/1384-170-0x0000000075580000-0x0000000075B31000-memory.dmp

        Filesize

        5.7MB

      • memory/1384-158-0x0000000000000000-mapping.dmp

      • memory/1384-180-0x0000000075580000-0x0000000075B31000-memory.dmp

        Filesize

        5.7MB

      • memory/3044-154-0x0000000000000000-mapping.dmp

      • memory/3044-163-0x0000000000400000-0x000000000041B000-memory.dmp

        Filesize

        108KB

      • memory/3044-160-0x0000000000400000-0x000000000041B000-memory.dmp

        Filesize

        108KB

      • memory/3080-148-0x0000000075580000-0x0000000075B31000-memory.dmp

        Filesize

        5.7MB

      • memory/3080-132-0x0000000075580000-0x0000000075B31000-memory.dmp

        Filesize

        5.7MB

      • memory/3404-135-0x0000000000000000-mapping.dmp

      • memory/3404-137-0x00000000005A0000-0x00000000005BB000-memory.dmp

        Filesize

        108KB

      • memory/3424-169-0x0000000075580000-0x0000000075B31000-memory.dmp

        Filesize

        5.7MB

      • memory/3424-151-0x0000000000000000-mapping.dmp

      • memory/3424-179-0x0000000075580000-0x0000000075B31000-memory.dmp

        Filesize

        5.7MB

      • memory/3472-146-0x0000000000000000-mapping.dmp

      • memory/3472-178-0x0000000075580000-0x0000000075B31000-memory.dmp

        Filesize

        5.7MB

      • memory/3472-150-0x0000000075580000-0x0000000075B31000-memory.dmp

        Filesize

        5.7MB

      • memory/3648-171-0x0000000000000000-mapping.dmp

      • memory/3816-166-0x0000000000500000-0x0000000000559000-memory.dmp

        Filesize

        356KB

      • memory/3816-164-0x0000000000000000-mapping.dmp

      • memory/4896-177-0x0000000075580000-0x0000000075B31000-memory.dmp

        Filesize

        5.7MB

      • memory/4896-140-0x0000000075580000-0x0000000075B31000-memory.dmp

        Filesize

        5.7MB

      • memory/4896-134-0x0000000000400000-0x000000000047C000-memory.dmp

        Filesize

        496KB

      • memory/4896-133-0x0000000000000000-mapping.dmp

      • memory/5048-149-0x0000000075580000-0x0000000075B31000-memory.dmp

        Filesize

        5.7MB

      • memory/5048-144-0x0000000075580000-0x0000000075B31000-memory.dmp

        Filesize

        5.7MB

      • memory/5048-141-0x0000000000000000-mapping.dmp