Analysis

  • max time kernel
    152s
  • max time network
    156s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    25-12-2023 11:11

General

  • Target

    19d1d56adede8ee4ce5280ad55f49e08.exe

  • Size

    4.2MB

  • MD5

    19d1d56adede8ee4ce5280ad55f49e08

  • SHA1

    4cef5bd9a3d360f02c8d75a2fe89523b43b29f4f

  • SHA256

    6afa48f9297d2cad590bfb3ac58cbd8337e9ece284fa387fbce658551fa588c5

  • SHA512

    765a8666908e4aa445d96f7a365f070b574e68b57e6e3b2c21aca70178193307f37d3193721c3a7517b1068e5602553dcf84ea68640f2171ea95ec002e164caf

  • SSDEEP

    24576:Qaf8wY3ebaG0cmKcQJxltGzmdngB8OuyruoHlIZWLJtHZoJCsEr4dS:QaKOwcowT/omyJtHZoJCsU

Malware Config

Signatures

  • NirSoft MailPassView 3 IoCs

    Password recovery tool for various email clients

  • Nirsoft 20 IoCs
  • Reads user/profile data of web browsers 2 TTPs

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

  • UPX packed file 37 IoCs

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

  • Accesses Microsoft Outlook accounts 1 TTPs 1 IoCs
  • Suspicious use of SetThreadContext 9 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\19d1d56adede8ee4ce5280ad55f49e08.exe
    "C:\Users\Admin\AppData\Local\Temp\19d1d56adede8ee4ce5280ad55f49e08.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:4928
    • C:\Users\Admin\AppData\Local\Temp\19d1d56adede8ee4ce5280ad55f49e08.exe
      "C:\Users\Admin\AppData\Local\Temp\19d1d56adede8ee4ce5280ad55f49e08.exe"
      2⤵
      • Suspicious use of SetThreadContext
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:4312
      • C:\Users\Admin\AppData\Local\Temp\19d1d56adede8ee4ce5280ad55f49e08.exe
        /stext "C:\Users\Admin\AppData\Local\Temp\offc.dat"
        3⤵
          PID:4900
        • C:\Users\Admin\AppData\Local\Temp\19d1d56adede8ee4ce5280ad55f49e08.exe
          /stext "C:\Users\Admin\AppData\Local\Temp\mess.dat"
          3⤵
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:4388
        • C:\Users\Admin\AppData\Local\Temp\19d1d56adede8ee4ce5280ad55f49e08.exe
          /stext "C:\Users\Admin\AppData\Local\Temp\mail.dat"
          3⤵
          • Accesses Microsoft Outlook accounts
          PID:660
        • C:\Users\Admin\AppData\Local\Temp\19d1d56adede8ee4ce5280ad55f49e08.exe
          /stext "C:\Users\Admin\AppData\Local\Temp\dial.dat"
          3⤵
            PID:2080
          • C:\Users\Admin\AppData\Local\Temp\19d1d56adede8ee4ce5280ad55f49e08.exe
            /stext "C:\Users\Admin\AppData\Local\Temp\chro.dat"
            3⤵
              PID:2632
            • C:\Users\Admin\AppData\Local\Temp\19d1d56adede8ee4ce5280ad55f49e08.exe
              /stext "C:\Users\Admin\AppData\Local\Temp\iexp.dat"
              3⤵
              • Suspicious use of AdjustPrivilegeToken
              PID:436
            • C:\Users\Admin\AppData\Local\Temp\19d1d56adede8ee4ce5280ad55f49e08.exe
              /stext "C:\Users\Admin\AppData\Local\Temp\ptsg.dat"
              3⤵
                PID:5104
              • C:\Users\Admin\AppData\Local\Temp\19d1d56adede8ee4ce5280ad55f49e08.exe
                /stext "C:\Users\Admin\AppData\Local\Temp\ffox.dat"
                3⤵
                  PID:5032

            Network

            MITRE ATT&CK Enterprise v15

            Replay Monitor

            Loading Replay Monitor...

            Downloads

            • C:\Users\Admin\AppData\Local\Temp\dial.dat

              Filesize

              2B

              MD5

              f3b25701fe362ec84616a93a45ce9998

              SHA1

              d62636d8caec13f04e28442a0a6fa1afeb024bbb

              SHA256

              b3d510ef04275ca8e698e5b3cbb0ece3949ef9252f0cdc839e9ee347409a2209

              SHA512

              98c5f56f3de340690c139e58eb7dac111979f0d4dffe9c4b24ff849510f4b6ffa9fd608c0a3de9ac3c9fd2190f0efaf715309061490f9755a9bfdf1c54ca0d84

            • C:\Users\Admin\AppData\Local\Temp\offc.dat

              Filesize

              729B

              MD5

              f9597b27ab69995cdf3ec523e32bfc62

              SHA1

              e57b8948500970eb70fb1cd1f7b9a7d45622af5e

              SHA256

              3385c7189a2b11fbf560066430d7a2a3c8d4afa19a368217b393a36d6b8c0f53

              SHA512

              b828e13bb98f5cd13845e2689281724e6943bd18cc8da3805392715ffeae8c8f5aae9d17a836ffd85d259ba95202d26ba6043aef0c260c99fe6aea91b9ac7add

            • memory/436-63-0x0000000000400000-0x000000000041B000-memory.dmp

              Filesize

              108KB

            • memory/436-60-0x0000000000400000-0x000000000041B000-memory.dmp

              Filesize

              108KB

            • memory/436-61-0x0000000000400000-0x000000000041B000-memory.dmp

              Filesize

              108KB

            • memory/436-59-0x0000000000400000-0x000000000041B000-memory.dmp

              Filesize

              108KB

            • memory/436-56-0x0000000000400000-0x000000000041B000-memory.dmp

              Filesize

              108KB

            • memory/660-35-0x0000000000400000-0x000000000041F000-memory.dmp

              Filesize

              124KB

            • memory/660-33-0x0000000000400000-0x000000000041F000-memory.dmp

              Filesize

              124KB

            • memory/660-32-0x0000000000400000-0x000000000041F000-memory.dmp

              Filesize

              124KB

            • memory/660-31-0x0000000000400000-0x000000000041F000-memory.dmp

              Filesize

              124KB

            • memory/660-29-0x0000000000400000-0x000000000041F000-memory.dmp

              Filesize

              124KB

            • memory/2080-38-0x0000000000400000-0x0000000000418000-memory.dmp

              Filesize

              96KB

            • memory/2080-36-0x0000000000400000-0x0000000000418000-memory.dmp

              Filesize

              96KB

            • memory/2080-39-0x0000000000400000-0x0000000000418000-memory.dmp

              Filesize

              96KB

            • memory/2080-44-0x0000000000400000-0x0000000000418000-memory.dmp

              Filesize

              96KB

            • memory/2080-79-0x0000000000400000-0x0000000000418000-memory.dmp

              Filesize

              96KB

            • memory/2632-51-0x0000000000400000-0x000000000043E000-memory.dmp

              Filesize

              248KB

            • memory/2632-49-0x0000000000400000-0x000000000043E000-memory.dmp

              Filesize

              248KB

            • memory/2632-46-0x0000000000400000-0x000000000043E000-memory.dmp

              Filesize

              248KB

            • memory/2632-54-0x0000000000400000-0x000000000043E000-memory.dmp

              Filesize

              248KB

            • memory/4312-40-0x0000000000400000-0x00000000005E7000-memory.dmp

              Filesize

              1.9MB

            • memory/4312-6-0x0000000000400000-0x00000000005E7000-memory.dmp

              Filesize

              1.9MB

            • memory/4312-4-0x0000000000400000-0x00000000005E7000-memory.dmp

              Filesize

              1.9MB

            • memory/4312-8-0x0000000000400000-0x00000000005E7000-memory.dmp

              Filesize

              1.9MB

            • memory/4312-78-0x0000000000400000-0x00000000005E7000-memory.dmp

              Filesize

              1.9MB

            • memory/4312-80-0x0000000000400000-0x00000000005E7000-memory.dmp

              Filesize

              1.9MB

            • memory/4312-9-0x0000000000400000-0x00000000005E7000-memory.dmp

              Filesize

              1.9MB

            • memory/4388-28-0x0000000000400000-0x0000000000425000-memory.dmp

              Filesize

              148KB

            • memory/4388-26-0x0000000000400000-0x0000000000425000-memory.dmp

              Filesize

              148KB

            • memory/4388-24-0x0000000000400000-0x0000000000425000-memory.dmp

              Filesize

              148KB

            • memory/4388-22-0x0000000000400000-0x0000000000425000-memory.dmp

              Filesize

              148KB

            • memory/4900-15-0x0000000000400000-0x0000000000418000-memory.dmp

              Filesize

              96KB

            • memory/4900-12-0x0000000000400000-0x0000000000418000-memory.dmp

              Filesize

              96KB

            • memory/4900-20-0x0000000000400000-0x0000000000418000-memory.dmp

              Filesize

              96KB

            • memory/4900-19-0x0000000000420000-0x00000000004E9000-memory.dmp

              Filesize

              804KB

            • memory/4900-17-0x0000000000400000-0x0000000000418000-memory.dmp

              Filesize

              96KB

            • memory/4900-16-0x0000000000400000-0x0000000000418000-memory.dmp

              Filesize

              96KB

            • memory/4928-0-0x0000000000E30000-0x0000000000E31000-memory.dmp

              Filesize

              4KB

            • memory/4928-2-0x0000000000400000-0x0000000000838000-memory.dmp

              Filesize

              4.2MB

            • memory/4928-1-0x0000000000400000-0x0000000000838000-memory.dmp

              Filesize

              4.2MB

            • memory/5032-71-0x0000000000400000-0x0000000000419000-memory.dmp

              Filesize

              100KB

            • memory/5032-69-0x0000000000400000-0x0000000000419000-memory.dmp

              Filesize

              100KB

            • memory/5032-73-0x0000000000400000-0x0000000000419000-memory.dmp

              Filesize

              100KB

            • memory/5032-76-0x0000000000400000-0x0000000000419000-memory.dmp

              Filesize

              100KB

            • memory/5104-68-0x0000000000400000-0x0000000000410000-memory.dmp

              Filesize

              64KB

            • memory/5104-66-0x0000000000400000-0x0000000000410000-memory.dmp

              Filesize

              64KB

            • memory/5104-64-0x0000000000400000-0x0000000000410000-memory.dmp

              Filesize

              64KB