Analysis

  • max time kernel
    137s
  • max time network
    136s
  • platform
    windows7_x64
  • resource
    win7-20221111-en
  • resource tags

    arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system
  • submitted
    03/12/2022, 02:29

General

  • Target

    d0a84b38a996132825f1ab1a7c918631d3aa1a2e91c29e413616cc0fdb774930.exe

  • Size

    679KB

  • MD5

    f47eddc3935ac4a7e12f5448f03a3fa5

  • SHA1

    c786643dc67d0c5cad0843c4f5d2581919891ca0

  • SHA256

    d0a84b38a996132825f1ab1a7c918631d3aa1a2e91c29e413616cc0fdb774930

  • SHA512

    5ef561d8369c37c69bfe0cce9c596764e64b980576d33a7ac4e2ac3d5df60914e4e5084503f0a016ffcf2eb72fcf0696553edbb7d489e4281bcab231c1ca2707

  • SSDEEP

    12288:o1P8JUFCBlF32PyN724Ck6TpxGbj8lleYIagaB:o1kJUFCBl52Pe724XSlzIagaB

Malware Config

Signatures

  • NirSoft WebBrowserPassView 6 IoCs

    Password recovery tool for various web browsers

  • Nirsoft 16 IoCs
  • Executes dropped EXE 7 IoCs
  • UPX packed file 18 IoCs

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

  • Loads dropped DLL 14 IoCs
  • Reads data files stored by FTP clients 2 TTPs

    Tries to access configuration files associated with programs like FileZilla.

  • Reads user/profile data of web browsers 2 TTPs

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

  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • Enumerates physical storage devices 1 TTPs

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

  • Modifies Internet Explorer settings 1 TTPs 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 34 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\d0a84b38a996132825f1ab1a7c918631d3aa1a2e91c29e413616cc0fdb774930.exe
    "C:\Users\Admin\AppData\Local\Temp\d0a84b38a996132825f1ab1a7c918631d3aa1a2e91c29e413616cc0fdb774930.exe"
    1⤵
    • Loads dropped DLL
    • Modifies Internet Explorer settings
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2036
    • C:\Users\Admin\AppData\Local\Temp\WebBrowserPassView.exe
      C:\Users\Admin\AppData\Local\Temp\WebBrowserPassView.exe /stext C:\Users\Admin\AppData\Local\Temp\Opera.txt
      2⤵
      • Executes dropped EXE
      PID:2016
    • C:\Users\Admin\AppData\Local\Temp\mspass.exe
      C:\Users\Admin\AppData\Local\Temp\mspass.exe /stext C:\Users\Admin\AppData\Local\Temp\MS.txt
      2⤵
      • Executes dropped EXE
      • Suspicious use of AdjustPrivilegeToken
      PID:268
    • C:\Users\Admin\AppData\Local\Temp\ProduKey.exe
      C:\Users\Admin\AppData\Local\Temp\ProduKey.exe /stext C:\Users\Admin\AppData\Local\Temp\ProduKey.txt
      2⤵
      • Executes dropped EXE
      PID:664
    • C:\Users\Admin\AppData\Local\Temp\MC.exe
      C:\Users\Admin\AppData\Local\Temp\MC.exe
      2⤵
      • Executes dropped EXE
      • Suspicious use of WriteProcessMemory
      PID:1160
      • C:\Windows\system32\cmd.exe
        cmd /c ""C:\Users\Admin\AppData\Local\Temp\92AF.tmp\TestLunch.bat" "
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:1968
        • C:\Windows\system32\java.exe
          java -jar "test.jar"
          4⤵
            PID:1940
      • C:\Users\Admin\AppData\Local\Temp\mspass.exe
        C:\Users\Admin\AppData\Local\Temp\mspass.exe /stext C:\Users\Admin\AppData\Local\Temp\MS.txt
        2⤵
        • Executes dropped EXE
        • Suspicious use of AdjustPrivilegeToken
        PID:1644
      • C:\Users\Admin\AppData\Local\Temp\ProduKey.exe
        C:\Users\Admin\AppData\Local\Temp\ProduKey.exe /stext C:\Users\Admin\AppData\Local\Temp\ProduKey.txt
        2⤵
        • Executes dropped EXE
        PID:2000
      • C:\Users\Admin\AppData\Local\Temp\WebBrowserPassView.exe
        C:\Users\Admin\AppData\Local\Temp\WebBrowserPassView.exe /stext C:\Users\Admin\AppData\Local\Temp\Opera.txt
        2⤵
        • Executes dropped EXE
        PID:1572

    Network

    MITRE ATT&CK Enterprise v6

    Replay Monitor

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    Downloads

    • C:\Users\Admin\AppData\Local\Temp\92AF.tmp\TestLunch.bat

      Filesize

      22B

      MD5

      b259f23fcf36cb06d7ab69c47045aed9

      SHA1

      57893b3e393fb8dc5a9e19994a1523b9a47ea223

      SHA256

      802413d812d79bc0656c7e866fc8ffa09acaca940f2511054bc19d7c3cd8ed9f

      SHA512

      4b9d334efa7f44da2b1b1edc0080023a04efd767cb588cf8535b327acb79ea38ca0a573d4414939025af4e8eced7030d02f3d529cd2b1c32aa161033cd63949a

    • C:\Users\Admin\AppData\Local\Temp\MC.exe

      Filesize

      32KB

      MD5

      eba43e8a28297df4146bef07654f4580

      SHA1

      a5e96a0e8cd441f48dfcc3b97d45b0b466a864fa

      SHA256

      714eb102758c1c0feaf34a7e888026e7c073b893e931ac12ec6f607627b55af9

      SHA512

      2748f1f943767b5f2df5c9bc85f325a85f2d1c55090aa6e2d8e04901777200ba34ea75c4c6c49b473f964280b58f00e591f67a3b56f4e89f958e9f65966825bb

    • C:\Users\Admin\AppData\Local\Temp\Opera.txt

      Filesize

      2B

      MD5

      f3b25701fe362ec84616a93a45ce9998

      SHA1

      d62636d8caec13f04e28442a0a6fa1afeb024bbb

      SHA256

      b3d510ef04275ca8e698e5b3cbb0ece3949ef9252f0cdc839e9ee347409a2209

      SHA512

      98c5f56f3de340690c139e58eb7dac111979f0d4dffe9c4b24ff849510f4b6ffa9fd608c0a3de9ac3c9fd2190f0efaf715309061490f9755a9bfdf1c54ca0d84

    • C:\Users\Admin\AppData\Local\Temp\Opera.txt

      Filesize

      2B

      MD5

      f3b25701fe362ec84616a93a45ce9998

      SHA1

      d62636d8caec13f04e28442a0a6fa1afeb024bbb

      SHA256

      b3d510ef04275ca8e698e5b3cbb0ece3949ef9252f0cdc839e9ee347409a2209

      SHA512

      98c5f56f3de340690c139e58eb7dac111979f0d4dffe9c4b24ff849510f4b6ffa9fd608c0a3de9ac3c9fd2190f0efaf715309061490f9755a9bfdf1c54ca0d84

    • C:\Users\Admin\AppData\Local\Temp\ProduKey.exe

      Filesize

      37KB

      MD5

      12507d0c4b2963ba229e02ff961ec400

      SHA1

      6a9b296e5b614457f106cfc8ed6fc24bd75ba9aa

      SHA256

      bbcb52b0538c81d9ced034e2c0435188bcd1d36f09bce76654f494e4d5dcdb0c

      SHA512

      1ad84dc8f90fd2342f4136d7594a0e10ea6ceefa0fd1b64a96a9200af260f76e3be22e1e3d6577c8b6b9a4ac655d0a8e2e2615f52114e1b11fd0773ec4e2bf10

    • C:\Users\Admin\AppData\Local\Temp\ProduKey.exe

      Filesize

      37KB

      MD5

      12507d0c4b2963ba229e02ff961ec400

      SHA1

      6a9b296e5b614457f106cfc8ed6fc24bd75ba9aa

      SHA256

      bbcb52b0538c81d9ced034e2c0435188bcd1d36f09bce76654f494e4d5dcdb0c

      SHA512

      1ad84dc8f90fd2342f4136d7594a0e10ea6ceefa0fd1b64a96a9200af260f76e3be22e1e3d6577c8b6b9a4ac655d0a8e2e2615f52114e1b11fd0773ec4e2bf10

    • C:\Users\Admin\AppData\Local\Temp\ProduKey.txt

      Filesize

      1KB

      MD5

      3531c9e5bf9b7c9d272646bf22567d6c

      SHA1

      22119661cb9464cb23cf8bd71cc891c96701d3c1

      SHA256

      761c85b072978825b4e82bba65dbf9666db1144cfd5ff9cf2324653c2e570640

      SHA512

      750b02c2e9624440c5b183243fd924762e2bad3109a0acc9bfa7619724185f6ab7577e6eda6c9b72d472eb1415ccfb17f21aa44c40a36bd121c3747be13dd3ed

    • C:\Users\Admin\AppData\Local\Temp\WebBrowserPassView.exe

      Filesize

      321KB

      MD5

      3b6bcf49057ea94968017b3d14cdf72d

      SHA1

      41ca649fdc27e352d2f7f8b4e14f84d21d20ab4b

      SHA256

      989f90eb63cf2c215d81a9838911f990e1bf4a97660c21a988d74f605abfc6e9

      SHA512

      cfe0daaba893458553655b4b30a51fcd25e2be8023c3328f4420dff44909cd66131d41cce39843a1883f56b49a423a821e79fc235b169ff1d2087f72f9a20206

    • C:\Users\Admin\AppData\Local\Temp\WebBrowserPassView.exe

      Filesize

      321KB

      MD5

      3b6bcf49057ea94968017b3d14cdf72d

      SHA1

      41ca649fdc27e352d2f7f8b4e14f84d21d20ab4b

      SHA256

      989f90eb63cf2c215d81a9838911f990e1bf4a97660c21a988d74f605abfc6e9

      SHA512

      cfe0daaba893458553655b4b30a51fcd25e2be8023c3328f4420dff44909cd66131d41cce39843a1883f56b49a423a821e79fc235b169ff1d2087f72f9a20206

    • C:\Users\Admin\AppData\Local\Temp\mspass.exe

      Filesize

      65KB

      MD5

      ffc52f2b4435fcddaca6e15489a88b75

      SHA1

      63ec31a04cf176852344d544ae855da0dac64980

      SHA256

      3f3c8484962b395f304a836ee5e8ee17beaafe982795c9747d8ee98cc6e4ca8f

      SHA512

      389694feccfe6ca352705b9481913fece6d1d47083f235ccdd60c05cfda82606be53845fde0dba8ec3f3748f820a828c9be0ce078c8b9cc853285b23f172841c

    • C:\Users\Admin\AppData\Local\Temp\mspass.exe

      Filesize

      65KB

      MD5

      ffc52f2b4435fcddaca6e15489a88b75

      SHA1

      63ec31a04cf176852344d544ae855da0dac64980

      SHA256

      3f3c8484962b395f304a836ee5e8ee17beaafe982795c9747d8ee98cc6e4ca8f

      SHA512

      389694feccfe6ca352705b9481913fece6d1d47083f235ccdd60c05cfda82606be53845fde0dba8ec3f3748f820a828c9be0ce078c8b9cc853285b23f172841c

    • C:\Users\Admin\AppData\Local\Temp\test.jar

      Filesize

      2KB

      MD5

      8d4af86a4e301ac110db1d33edeade6c

      SHA1

      b8cb3c54b208248fc56429e5ea1b5d050b4fba1a

      SHA256

      3176b676c7ecab97f7acd695ddf7bd0de792f171d20da163c845f9223720fd1d

      SHA512

      724a46d642144cc95fcbc7e9380628b8c175510db491794c2e739e6dc5cde217347547655e3d06339d59009e926fdcb21cd28cd4b569df4f9ac14e8fff960131

    • \Users\Admin\AppData\Local\Temp\MC.exe

      Filesize

      32KB

      MD5

      eba43e8a28297df4146bef07654f4580

      SHA1

      a5e96a0e8cd441f48dfcc3b97d45b0b466a864fa

      SHA256

      714eb102758c1c0feaf34a7e888026e7c073b893e931ac12ec6f607627b55af9

      SHA512

      2748f1f943767b5f2df5c9bc85f325a85f2d1c55090aa6e2d8e04901777200ba34ea75c4c6c49b473f964280b58f00e591f67a3b56f4e89f958e9f65966825bb

    • \Users\Admin\AppData\Local\Temp\MC.exe

      Filesize

      32KB

      MD5

      eba43e8a28297df4146bef07654f4580

      SHA1

      a5e96a0e8cd441f48dfcc3b97d45b0b466a864fa

      SHA256

      714eb102758c1c0feaf34a7e888026e7c073b893e931ac12ec6f607627b55af9

      SHA512

      2748f1f943767b5f2df5c9bc85f325a85f2d1c55090aa6e2d8e04901777200ba34ea75c4c6c49b473f964280b58f00e591f67a3b56f4e89f958e9f65966825bb

    • \Users\Admin\AppData\Local\Temp\ProduKey.exe

      Filesize

      37KB

      MD5

      12507d0c4b2963ba229e02ff961ec400

      SHA1

      6a9b296e5b614457f106cfc8ed6fc24bd75ba9aa

      SHA256

      bbcb52b0538c81d9ced034e2c0435188bcd1d36f09bce76654f494e4d5dcdb0c

      SHA512

      1ad84dc8f90fd2342f4136d7594a0e10ea6ceefa0fd1b64a96a9200af260f76e3be22e1e3d6577c8b6b9a4ac655d0a8e2e2615f52114e1b11fd0773ec4e2bf10

    • \Users\Admin\AppData\Local\Temp\ProduKey.exe

      Filesize

      37KB

      MD5

      12507d0c4b2963ba229e02ff961ec400

      SHA1

      6a9b296e5b614457f106cfc8ed6fc24bd75ba9aa

      SHA256

      bbcb52b0538c81d9ced034e2c0435188bcd1d36f09bce76654f494e4d5dcdb0c

      SHA512

      1ad84dc8f90fd2342f4136d7594a0e10ea6ceefa0fd1b64a96a9200af260f76e3be22e1e3d6577c8b6b9a4ac655d0a8e2e2615f52114e1b11fd0773ec4e2bf10

    • \Users\Admin\AppData\Local\Temp\ProduKey.exe

      Filesize

      37KB

      MD5

      12507d0c4b2963ba229e02ff961ec400

      SHA1

      6a9b296e5b614457f106cfc8ed6fc24bd75ba9aa

      SHA256

      bbcb52b0538c81d9ced034e2c0435188bcd1d36f09bce76654f494e4d5dcdb0c

      SHA512

      1ad84dc8f90fd2342f4136d7594a0e10ea6ceefa0fd1b64a96a9200af260f76e3be22e1e3d6577c8b6b9a4ac655d0a8e2e2615f52114e1b11fd0773ec4e2bf10

    • \Users\Admin\AppData\Local\Temp\ProduKey.exe

      Filesize

      37KB

      MD5

      12507d0c4b2963ba229e02ff961ec400

      SHA1

      6a9b296e5b614457f106cfc8ed6fc24bd75ba9aa

      SHA256

      bbcb52b0538c81d9ced034e2c0435188bcd1d36f09bce76654f494e4d5dcdb0c

      SHA512

      1ad84dc8f90fd2342f4136d7594a0e10ea6ceefa0fd1b64a96a9200af260f76e3be22e1e3d6577c8b6b9a4ac655d0a8e2e2615f52114e1b11fd0773ec4e2bf10

    • \Users\Admin\AppData\Local\Temp\WebBrowserPassView.exe

      Filesize

      321KB

      MD5

      3b6bcf49057ea94968017b3d14cdf72d

      SHA1

      41ca649fdc27e352d2f7f8b4e14f84d21d20ab4b

      SHA256

      989f90eb63cf2c215d81a9838911f990e1bf4a97660c21a988d74f605abfc6e9

      SHA512

      cfe0daaba893458553655b4b30a51fcd25e2be8023c3328f4420dff44909cd66131d41cce39843a1883f56b49a423a821e79fc235b169ff1d2087f72f9a20206

    • \Users\Admin\AppData\Local\Temp\WebBrowserPassView.exe

      Filesize

      321KB

      MD5

      3b6bcf49057ea94968017b3d14cdf72d

      SHA1

      41ca649fdc27e352d2f7f8b4e14f84d21d20ab4b

      SHA256

      989f90eb63cf2c215d81a9838911f990e1bf4a97660c21a988d74f605abfc6e9

      SHA512

      cfe0daaba893458553655b4b30a51fcd25e2be8023c3328f4420dff44909cd66131d41cce39843a1883f56b49a423a821e79fc235b169ff1d2087f72f9a20206

    • \Users\Admin\AppData\Local\Temp\WebBrowserPassView.exe

      Filesize

      321KB

      MD5

      3b6bcf49057ea94968017b3d14cdf72d

      SHA1

      41ca649fdc27e352d2f7f8b4e14f84d21d20ab4b

      SHA256

      989f90eb63cf2c215d81a9838911f990e1bf4a97660c21a988d74f605abfc6e9

      SHA512

      cfe0daaba893458553655b4b30a51fcd25e2be8023c3328f4420dff44909cd66131d41cce39843a1883f56b49a423a821e79fc235b169ff1d2087f72f9a20206

    • \Users\Admin\AppData\Local\Temp\WebBrowserPassView.exe

      Filesize

      321KB

      MD5

      3b6bcf49057ea94968017b3d14cdf72d

      SHA1

      41ca649fdc27e352d2f7f8b4e14f84d21d20ab4b

      SHA256

      989f90eb63cf2c215d81a9838911f990e1bf4a97660c21a988d74f605abfc6e9

      SHA512

      cfe0daaba893458553655b4b30a51fcd25e2be8023c3328f4420dff44909cd66131d41cce39843a1883f56b49a423a821e79fc235b169ff1d2087f72f9a20206

    • \Users\Admin\AppData\Local\Temp\mspass.exe

      Filesize

      65KB

      MD5

      ffc52f2b4435fcddaca6e15489a88b75

      SHA1

      63ec31a04cf176852344d544ae855da0dac64980

      SHA256

      3f3c8484962b395f304a836ee5e8ee17beaafe982795c9747d8ee98cc6e4ca8f

      SHA512

      389694feccfe6ca352705b9481913fece6d1d47083f235ccdd60c05cfda82606be53845fde0dba8ec3f3748f820a828c9be0ce078c8b9cc853285b23f172841c

    • \Users\Admin\AppData\Local\Temp\mspass.exe

      Filesize

      65KB

      MD5

      ffc52f2b4435fcddaca6e15489a88b75

      SHA1

      63ec31a04cf176852344d544ae855da0dac64980

      SHA256

      3f3c8484962b395f304a836ee5e8ee17beaafe982795c9747d8ee98cc6e4ca8f

      SHA512

      389694feccfe6ca352705b9481913fece6d1d47083f235ccdd60c05cfda82606be53845fde0dba8ec3f3748f820a828c9be0ce078c8b9cc853285b23f172841c

    • \Users\Admin\AppData\Local\Temp\mspass.exe

      Filesize

      65KB

      MD5

      ffc52f2b4435fcddaca6e15489a88b75

      SHA1

      63ec31a04cf176852344d544ae855da0dac64980

      SHA256

      3f3c8484962b395f304a836ee5e8ee17beaafe982795c9747d8ee98cc6e4ca8f

      SHA512

      389694feccfe6ca352705b9481913fece6d1d47083f235ccdd60c05cfda82606be53845fde0dba8ec3f3748f820a828c9be0ce078c8b9cc853285b23f172841c

    • \Users\Admin\AppData\Local\Temp\mspass.exe

      Filesize

      65KB

      MD5

      ffc52f2b4435fcddaca6e15489a88b75

      SHA1

      63ec31a04cf176852344d544ae855da0dac64980

      SHA256

      3f3c8484962b395f304a836ee5e8ee17beaafe982795c9747d8ee98cc6e4ca8f

      SHA512

      389694feccfe6ca352705b9481913fece6d1d47083f235ccdd60c05cfda82606be53845fde0dba8ec3f3748f820a828c9be0ce078c8b9cc853285b23f172841c

    • memory/268-69-0x0000000000400000-0x0000000000426000-memory.dmp

      Filesize

      152KB

    • memory/268-70-0x0000000000400000-0x0000000000426000-memory.dmp

      Filesize

      152KB

    • memory/664-77-0x0000000000400000-0x0000000000418000-memory.dmp

      Filesize

      96KB

    • memory/1160-92-0x0000000140000000-0x0000000140017000-memory.dmp

      Filesize

      92KB

    • memory/1160-135-0x0000000140000000-0x0000000140017000-memory.dmp

      Filesize

      92KB

    • memory/1160-87-0x000007FEFC4E1000-0x000007FEFC4E3000-memory.dmp

      Filesize

      8KB

    • memory/1644-105-0x0000000000400000-0x0000000000426000-memory.dmp

      Filesize

      152KB

    • memory/1940-127-0x00000000021F0000-0x00000000051F0000-memory.dmp

      Filesize

      48.0MB

    • memory/2000-131-0x0000000000400000-0x0000000000418000-memory.dmp

      Filesize

      96KB

    • memory/2000-119-0x0000000000400000-0x0000000000418000-memory.dmp

      Filesize

      96KB

    • memory/2036-90-0x0000000002240000-0x0000000002257000-memory.dmp

      Filesize

      92KB

    • memory/2036-98-0x0000000002240000-0x0000000002257000-memory.dmp

      Filesize

      92KB

    • memory/2036-97-0x0000000002240000-0x0000000002257000-memory.dmp

      Filesize

      92KB

    • memory/2036-96-0x0000000002279000-0x000000000228A000-memory.dmp

      Filesize

      68KB

    • memory/2036-93-0x0000000000750000-0x0000000000768000-memory.dmp

      Filesize

      96KB

    • memory/2036-91-0x0000000002240000-0x0000000002257000-memory.dmp

      Filesize

      92KB

    • memory/2036-115-0x0000000004830000-0x0000000004856000-memory.dmp

      Filesize

      152KB

    • memory/2036-116-0x0000000004830000-0x0000000004856000-memory.dmp

      Filesize

      152KB

    • memory/2036-117-0x0000000004830000-0x0000000004848000-memory.dmp

      Filesize

      96KB

    • memory/2036-118-0x0000000004830000-0x0000000004848000-memory.dmp

      Filesize

      96KB

    • memory/2036-54-0x0000000076411000-0x0000000076413000-memory.dmp

      Filesize

      8KB

    • memory/2036-81-0x0000000002090000-0x00000000020B6000-memory.dmp

      Filesize

      152KB

    • memory/2036-82-0x0000000002279000-0x000000000228A000-memory.dmp

      Filesize

      68KB

    • memory/2036-80-0x0000000002090000-0x00000000020B6000-memory.dmp

      Filesize

      152KB

    • memory/2036-79-0x0000000000750000-0x0000000000768000-memory.dmp

      Filesize

      96KB

    • memory/2036-78-0x0000000000750000-0x0000000000768000-memory.dmp

      Filesize

      96KB

    • memory/2036-68-0x0000000002090000-0x00000000020B6000-memory.dmp

      Filesize

      152KB

    • memory/2036-67-0x0000000002090000-0x00000000020B6000-memory.dmp

      Filesize

      152KB

    • memory/2036-56-0x0000000075010000-0x00000000755BB000-memory.dmp

      Filesize

      5.7MB

    • memory/2036-55-0x0000000075010000-0x00000000755BB000-memory.dmp

      Filesize

      5.7MB

    • memory/2036-136-0x0000000004830000-0x0000000004856000-memory.dmp

      Filesize

      152KB

    • memory/2036-137-0x0000000004830000-0x0000000004856000-memory.dmp

      Filesize

      152KB

    • memory/2036-138-0x0000000004830000-0x0000000004848000-memory.dmp

      Filesize

      96KB

    • memory/2036-139-0x0000000004830000-0x0000000004848000-memory.dmp

      Filesize

      96KB