Analysis

  • max time kernel
    152s
  • max time network
    162s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    01-10-2022 23:13

General

  • Target

    0aaceac4735ee5d5b38ab6d1c93e9f8f9e4e6bba0b34b14ee102fc62f8a1662f.exe

  • Size

    610KB

  • MD5

    6fe53e055d42ad6afb385b49ae850e50

  • SHA1

    f261a8717b66f88b98d1347032bf87992346e532

  • SHA256

    0aaceac4735ee5d5b38ab6d1c93e9f8f9e4e6bba0b34b14ee102fc62f8a1662f

  • SHA512

    328d9b2f1eac09d50ce7c919350b423c5ec2666de2e519295e1b8496b55470510f8327c6d225d0238eeebaa60f72b0779f5d557cc6f281a8d1d9bc04bde16356

  • SSDEEP

    12288:WkgPZo90EPFHv7nItXwYxv8ZEw65WAncif6sAZXWPZsl3m:Oo0E5I/xEQKif8Wm

Malware Config

Signatures

  • NirSoft MailPassView 3 IoCs

    Password recovery tool for various email clients

  • NirSoft WebBrowserPassView 4 IoCs

    Password recovery tool for various web browsers

  • Nirsoft 7 IoCs
  • Executes dropped EXE 4 IoCs
  • Checks computer location settings 2 TTPs 3 IoCs

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

  • Reads user/profile data of web browsers 2 TTPs

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

  • Accesses Microsoft Outlook accounts 1 TTPs 1 IoCs
  • Suspicious use of SetThreadContext 4 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 behavior: GetForegroundWindowSpam 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 6 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 58 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\0aaceac4735ee5d5b38ab6d1c93e9f8f9e4e6bba0b34b14ee102fc62f8a1662f.exe
    "C:\Users\Admin\AppData\Local\Temp\0aaceac4735ee5d5b38ab6d1c93e9f8f9e4e6bba0b34b14ee102fc62f8a1662f.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4528
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c copy "C:\Users\Admin\AppData\Local\Temp\0aaceac4735ee5d5b38ab6d1c93e9f8f9e4e6bba0b34b14ee102fc62f8a1662f.exe" "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\agpmgr.exe"
      2⤵
        PID:532
      • C:\Users\Admin\AppData\Local\Temp\0aaceac4735ee5d5b38ab6d1c93e9f8f9e4e6bba0b34b14ee102fc62f8a1662f.exe
        "C:\Users\Admin\AppData\Local\Temp\0aaceac4735ee5d5b38ab6d1c93e9f8f9e4e6bba0b34b14ee102fc62f8a1662f.exe"
        2⤵
        • Suspicious use of SetThreadContext
        • Suspicious behavior: GetForegroundWindowSpam
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:2812
        • C:\Users\Admin\AppData\Local\Temp\0aaceac4735ee5d5b38ab6d1c93e9f8f9e4e6bba0b34b14ee102fc62f8a1662f.exe
          "C:\Users\Admin\AppData\Local\Temp\0aaceac4735ee5d5b38ab6d1c93e9f8f9e4e6bba0b34b14ee102fc62f8a1662f.exe" /stext C:\ProgramData\Mails.txt
          3⤵
          • Accesses Microsoft Outlook accounts
          PID:1784
        • C:\Users\Admin\AppData\Local\Temp\0aaceac4735ee5d5b38ab6d1c93e9f8f9e4e6bba0b34b14ee102fc62f8a1662f.exe
          "C:\Users\Admin\AppData\Local\Temp\0aaceac4735ee5d5b38ab6d1c93e9f8f9e4e6bba0b34b14ee102fc62f8a1662f.exe" /stext C:\ProgramData\Browsers.txt
          3⤵
          • Suspicious behavior: EnumeratesProcesses
          PID:4704
      • C:\Windows\SysWOW64\cmd.exe
        "C:\Windows\System32\cmd.exe" /c start "" "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\udpsv.exe"
        2⤵
        • Suspicious use of WriteProcessMemory
        PID:4268
        • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\udpsv.exe
          "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\udpsv.exe"
          3⤵
          • Executes dropped EXE
          • Checks computer location settings
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of WriteProcessMemory
          PID:4664
          • C:\Windows\SysWOW64\cmd.exe
            "C:\Windows\System32\cmd.exe" /c reg add "HKEY_CURRENT_USER\Software\Microsoft\Windows NT\CurrentVersion\Windows" /v "Load" /d "cmd /c C:\Users\Admin\AppData\Roaming\Microsoft\Windows\udpsv.exe" /f
            4⤵
            • Suspicious use of WriteProcessMemory
            PID:4220
            • C:\Windows\SysWOW64\reg.exe
              reg add "HKEY_CURRENT_USER\Software\Microsoft\Windows NT\CurrentVersion\Windows" /v "Load" /d "cmd /c C:\Users\Admin\AppData\Roaming\Microsoft\Windows\udpsv.exe" /f
              5⤵
                PID:4888
            • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\agpmgr.exe
              "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\agpmgr.exe"
              4⤵
              • Executes dropped EXE
              • Checks computer location settings
              • Suspicious use of SetThreadContext
              • Suspicious use of AdjustPrivilegeToken
              • Suspicious use of WriteProcessMemory
              PID:4892
              • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\agpmgr.exe
                "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\agpmgr.exe"
                5⤵
                • Executes dropped EXE
                • Suspicious behavior: GetForegroundWindowSpam
                • Suspicious use of AdjustPrivilegeToken
                • Suspicious use of SetWindowsHookEx
                PID:8
              • C:\Windows\SysWOW64\cmd.exe
                "C:\Windows\System32\cmd.exe" /c start "" "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\udpsv.exe"
                5⤵
                • Suspicious use of WriteProcessMemory
                PID:4048
                • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\udpsv.exe
                  "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\udpsv.exe"
                  6⤵
                  • Executes dropped EXE
                  • Suspicious use of AdjustPrivilegeToken
                  PID:2028

      Network

      MITRE ATT&CK Enterprise v6

      Replay Monitor

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      Downloads

      • C:\ProgramData\Browsers.txt
        Filesize

        3KB

        MD5

        f94dc819ca773f1e3cb27abbc9e7fa27

        SHA1

        9a7700efadc5ea09ab288544ef1e3cd876255086

        SHA256

        a3377ade83786c2bdff5db19ff4dbfd796da4312402b5e77c4c63e38cc6eff92

        SHA512

        72a2c10d7a53a7f9a319dab66d77ed65639e9aa885b551e0055fc7eaf6ef33bbf109205b42ae11555a0f292563914bc6edb63b310c6f9bda9564095f77ab9196

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

        128B

        MD5

        a5dcc7c9c08af7dddd82be5b036a4416

        SHA1

        4f998ca1526d199e355ffb435bae111a2779b994

        SHA256

        e24033ceec97fd03402b03acaaabd1d1e378e83bb1683afbccac760e00f8ead5

        SHA512

        56035de734836c0c39f0b48641c51c26adb6e79c6c65e23ca96603f71c95b8673e2ef853146e87efc899dd1878d0bbc2c82d91fbf0fce81c552048e986f9bb5a

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

        610KB

        MD5

        6fe53e055d42ad6afb385b49ae850e50

        SHA1

        f261a8717b66f88b98d1347032bf87992346e532

        SHA256

        0aaceac4735ee5d5b38ab6d1c93e9f8f9e4e6bba0b34b14ee102fc62f8a1662f

        SHA512

        328d9b2f1eac09d50ce7c919350b423c5ec2666de2e519295e1b8496b55470510f8327c6d225d0238eeebaa60f72b0779f5d557cc6f281a8d1d9bc04bde16356

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

        610KB

        MD5

        6fe53e055d42ad6afb385b49ae850e50

        SHA1

        f261a8717b66f88b98d1347032bf87992346e532

        SHA256

        0aaceac4735ee5d5b38ab6d1c93e9f8f9e4e6bba0b34b14ee102fc62f8a1662f

        SHA512

        328d9b2f1eac09d50ce7c919350b423c5ec2666de2e519295e1b8496b55470510f8327c6d225d0238eeebaa60f72b0779f5d557cc6f281a8d1d9bc04bde16356

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

        610KB

        MD5

        6fe53e055d42ad6afb385b49ae850e50

        SHA1

        f261a8717b66f88b98d1347032bf87992346e532

        SHA256

        0aaceac4735ee5d5b38ab6d1c93e9f8f9e4e6bba0b34b14ee102fc62f8a1662f

        SHA512

        328d9b2f1eac09d50ce7c919350b423c5ec2666de2e519295e1b8496b55470510f8327c6d225d0238eeebaa60f72b0779f5d557cc6f281a8d1d9bc04bde16356

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

        13KB

        MD5

        255464529f32f1c46d802a774c132401

        SHA1

        b0838bea26c893a8ad85e3d1b09a2731c577554e

        SHA256

        4864377ebd90463b1ef1a39aaf4f953f3ea03285d515514cdb074f8839087efd

        SHA512

        15a464ea207a1cf319096b12adc212ecfd0e705e487cd23779dfe835b68cdbb38deef5db93b142f04dc0e729ac4ae367e05cb6177797aa6d08e92f41f52e382f

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

        13KB

        MD5

        255464529f32f1c46d802a774c132401

        SHA1

        b0838bea26c893a8ad85e3d1b09a2731c577554e

        SHA256

        4864377ebd90463b1ef1a39aaf4f953f3ea03285d515514cdb074f8839087efd

        SHA512

        15a464ea207a1cf319096b12adc212ecfd0e705e487cd23779dfe835b68cdbb38deef5db93b142f04dc0e729ac4ae367e05cb6177797aa6d08e92f41f52e382f

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

        13KB

        MD5

        255464529f32f1c46d802a774c132401

        SHA1

        b0838bea26c893a8ad85e3d1b09a2731c577554e

        SHA256

        4864377ebd90463b1ef1a39aaf4f953f3ea03285d515514cdb074f8839087efd

        SHA512

        15a464ea207a1cf319096b12adc212ecfd0e705e487cd23779dfe835b68cdbb38deef5db93b142f04dc0e729ac4ae367e05cb6177797aa6d08e92f41f52e382f

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

        13KB

        MD5

        255464529f32f1c46d802a774c132401

        SHA1

        b0838bea26c893a8ad85e3d1b09a2731c577554e

        SHA256

        4864377ebd90463b1ef1a39aaf4f953f3ea03285d515514cdb074f8839087efd

        SHA512

        15a464ea207a1cf319096b12adc212ecfd0e705e487cd23779dfe835b68cdbb38deef5db93b142f04dc0e729ac4ae367e05cb6177797aa6d08e92f41f52e382f

      • memory/8-165-0x0000000000000000-mapping.dmp
      • memory/8-170-0x0000000074E30000-0x00000000753E1000-memory.dmp
        Filesize

        5.7MB

      • memory/8-176-0x0000000074E30000-0x00000000753E1000-memory.dmp
        Filesize

        5.7MB

      • memory/532-134-0x0000000000000000-mapping.dmp
      • memory/1784-141-0x0000000000000000-mapping.dmp
      • memory/1784-142-0x0000000000400000-0x000000000041B000-memory.dmp
        Filesize

        108KB

      • memory/1784-144-0x0000000000400000-0x000000000041B000-memory.dmp
        Filesize

        108KB

      • memory/1784-146-0x0000000000400000-0x000000000041B000-memory.dmp
        Filesize

        108KB

      • memory/2028-175-0x0000000074E30000-0x00000000753E1000-memory.dmp
        Filesize

        5.7MB

      • memory/2028-171-0x0000000000000000-mapping.dmp
      • memory/2028-177-0x0000000074E30000-0x00000000753E1000-memory.dmp
        Filesize

        5.7MB

      • memory/2812-136-0x0000000000400000-0x000000000047C000-memory.dmp
        Filesize

        496KB

      • memory/2812-135-0x0000000000000000-mapping.dmp
      • memory/2812-148-0x0000000074E30000-0x00000000753E1000-memory.dmp
        Filesize

        5.7MB

      • memory/2812-161-0x0000000074E30000-0x00000000753E1000-memory.dmp
        Filesize

        5.7MB

      • memory/4048-169-0x0000000000000000-mapping.dmp
      • memory/4220-147-0x0000000000000000-mapping.dmp
      • memory/4268-137-0x0000000000000000-mapping.dmp
      • memory/4528-132-0x0000000074E30000-0x00000000753E1000-memory.dmp
        Filesize

        5.7MB

      • memory/4528-133-0x0000000074E30000-0x00000000753E1000-memory.dmp
        Filesize

        5.7MB

      • memory/4528-166-0x0000000074E30000-0x00000000753E1000-memory.dmp
        Filesize

        5.7MB

      • memory/4664-164-0x0000000074E30000-0x00000000753E1000-memory.dmp
        Filesize

        5.7MB

      • memory/4664-162-0x0000000074E30000-0x00000000753E1000-memory.dmp
        Filesize

        5.7MB

      • memory/4664-149-0x0000000074E30000-0x00000000753E1000-memory.dmp
        Filesize

        5.7MB

      • memory/4664-138-0x0000000000000000-mapping.dmp
      • memory/4704-159-0x0000000000400000-0x0000000000459000-memory.dmp
        Filesize

        356KB

      • memory/4704-158-0x0000000000400000-0x0000000000459000-memory.dmp
        Filesize

        356KB

      • memory/4704-156-0x0000000000400000-0x0000000000459000-memory.dmp
        Filesize

        356KB

      • memory/4704-154-0x0000000000400000-0x0000000000459000-memory.dmp
        Filesize

        356KB

      • memory/4704-153-0x0000000000000000-mapping.dmp
      • memory/4888-150-0x0000000000000000-mapping.dmp
      • memory/4892-163-0x0000000074E30000-0x00000000753E1000-memory.dmp
        Filesize

        5.7MB

      • memory/4892-157-0x0000000074E30000-0x00000000753E1000-memory.dmp
        Filesize

        5.7MB

      • memory/4892-151-0x0000000000000000-mapping.dmp