Analysis

  • max time kernel
    189s
  • max time network
    127s
  • platform
    windows7_x64
  • resource
    win7-20221111-en
  • resource tags

    arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system
  • submitted
    24/11/2022, 00:58

General

  • Target

    e0f9b82bbc429eff07856334cb96008cad0ae3359da31f4891b4986c705182a0.exe

  • Size

    255KB

  • MD5

    16d44035d7e5b588d255c0b0dd6f7d50

  • SHA1

    001e0cbdc6d3ef55b7734837ffa0b4076f25dc3f

  • SHA256

    e0f9b82bbc429eff07856334cb96008cad0ae3359da31f4891b4986c705182a0

  • SHA512

    cd255e232ebd8c866100ad24e21256aedab48482a9e353e0b4d42e4ff0d7794cf5f72439a0c0e6c6a2e99a87e1b271f233ca9be99f1d3aff2fe5dd27a03ec22f

  • SSDEEP

    3072:MMDb50WrZa8jCgae5+VQkGdUQFDxePZ2SBaQJXkNRtXlNGKaUIQW/qlQBG3mmTJe:1xlZam+akqx6YQJXcNlEHUIQeE3mmBIx

Malware Config

Signatures

  • Modifies visibility of file extensions in Explorer 2 TTPs 1 IoCs
  • Modifies visiblity of hidden/system files in Explorer 2 TTPs 1 IoCs
  • Windows security bypass 2 TTPs 5 IoCs
  • Disables RegEdit via registry modification 1 IoCs
  • Executes dropped EXE 5 IoCs
  • Modifies Installed Components in the registry 2 TTPs 5 IoCs
  • UPX packed file 26 IoCs

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

  • Loads dropped DLL 5 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 6 IoCs
  • Enumerates connected drives 3 TTPs 64 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Modifies WinLogon 2 TTPs 2 IoCs
  • AutoIT Executable 10 IoCs

    AutoIT scripts compiled to PE executables.

  • Drops file in System32 directory 9 IoCs
  • Drops file in Program Files directory 14 IoCs
  • Drops file in Windows directory 4 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Office loads VBA resources, possible macro or embedded object present
  • Modifies Internet Explorer settings 1 TTPs 31 IoCs
  • Modifies registry class 64 IoCs
  • Suspicious behavior: AddClipboardFormatListener 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of FindShellTrayWindow 64 IoCs
  • Suspicious use of SendNotifyMessage 64 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 28 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\e0f9b82bbc429eff07856334cb96008cad0ae3359da31f4891b4986c705182a0.exe
    "C:\Users\Admin\AppData\Local\Temp\e0f9b82bbc429eff07856334cb96008cad0ae3359da31f4891b4986c705182a0.exe"
    1⤵
    • Loads dropped DLL
    • Drops file in System32 directory
    • Drops file in Windows directory
    • Modifies registry class
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of WriteProcessMemory
    PID:1976
    • C:\Windows\SysWOW64\qyobpfrpcz.exe
      qyobpfrpcz.exe
      2⤵
      • Modifies visibility of file extensions in Explorer
      • Modifies visiblity of hidden/system files in Explorer
      • Windows security bypass
      • Disables RegEdit via registry modification
      • Executes dropped EXE
      • Loads dropped DLL
      • Windows security modification
      • Enumerates connected drives
      • Modifies WinLogon
      • Drops file in System32 directory
      • Modifies registry class
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      • Suspicious use of WriteProcessMemory
      PID:1176
      • C:\Windows\SysWOW64\bojhquhn.exe
        C:\Windows\system32\bojhquhn.exe
        3⤵
        • Executes dropped EXE
        • Enumerates connected drives
        • Drops file in Program Files directory
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of FindShellTrayWindow
        PID:952
    • C:\Windows\SysWOW64\rwizljzgkdgcrwg.exe
      rwizljzgkdgcrwg.exe
      2⤵
      • Executes dropped EXE
      PID:764
    • C:\Windows\SysWOW64\bojhquhn.exe
      bojhquhn.exe
      2⤵
      • Executes dropped EXE
      • Enumerates connected drives
      • Drops file in Program Files directory
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      PID:524
    • C:\Windows\SysWOW64\clqljlbqbzxry.exe
      clqljlbqbzxry.exe
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      PID:1184
    • C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE
      "C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE" /n "C:\Windows\mydoc.rtf"
      2⤵
      • Drops file in Windows directory
      • Modifies Internet Explorer settings
      • Modifies registry class
      • Suspicious behavior: AddClipboardFormatListener
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:1380
      • C:\Windows\splwow64.exe
        C:\Windows\splwow64.exe 12288
        3⤵
          PID:2028
    • C:\Windows\explorer.exe
      explorer.exe
      1⤵
      • Modifies Installed Components in the registry
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      PID:1880
    • C:\Windows\system32\AUDIODG.EXE
      C:\Windows\system32\AUDIODG.EXE 0x590
      1⤵
      • Suspicious use of AdjustPrivilegeToken
      PID:864
    • C:\Windows\explorer.exe
      explorer.exe
      1⤵
      • Modifies Installed Components in the registry
      • Modifies registry class
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      PID:1920
    • C:\Windows\explorer.exe
      explorer.exe
      1⤵
      • Modifies Installed Components in the registry
      • Modifies registry class
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      PID:1604
    • C:\Windows\explorer.exe
      explorer.exe
      1⤵
      • Modifies Installed Components in the registry
      • Modifies registry class
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SendNotifyMessage
      PID:1308
    • C:\Windows\explorer.exe
      explorer.exe
      1⤵
      • Modifies Installed Components in the registry
      • Modifies registry class
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SendNotifyMessage
      PID:1152

    Network

          MITRE ATT&CK Enterprise v6

          Replay Monitor

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          Downloads

          • C:\Program Files (x86)\Microsoft Office\Office14\1033\PROTTPLN.DOC.exe

            Filesize

            255KB

            MD5

            aa95fa770e475ce1a5b9c70f9d3b7e60

            SHA1

            8cb312ffb98ebbe2650e158c07c9228fcf8eb4a0

            SHA256

            e2d9a1cd8c83d69b2f1409714e23dd645cfb68fd51d7f3629803acaf1180586b

            SHA512

            6337f63a3a0ff30b87dcb8c0b72fd8b6e8ea6cacf649b9d710d261eff49eb804da97e49bdba9539c80891faa5a1a6cbe6c21773f1aefd0263ef6736702bcbd20

          • C:\Program Files (x86)\Microsoft Office\Office14\1033\PROTTPLV.DOC.exe

            Filesize

            255KB

            MD5

            052527408952d22bc7c8ae376808b1fc

            SHA1

            6d20ba61f86bd5b6b058c2dde9bffe150a3f901b

            SHA256

            846fd5f217d00619c015df8efda8059f46eb8f39b8d4c2904a5f6ebb25da4768

            SHA512

            31b91c984d9e81bbd18ef7a943a31659aeb8344df20746ac12026080be1407e02763836d3eb8d952900a609880ed28a8dbe1e278eba8cd347c367863735e9b64

          • C:\Windows\SysWOW64\bojhquhn.exe

            Filesize

            255KB

            MD5

            f48fdd05764d5f54589cc43135f784ba

            SHA1

            62d2ead4c2e0807d606ed4f622914b726b552ad0

            SHA256

            c77d5ed45e7ed075f445a45d5c897f96380fa26f16ffc65d5f70db86d1e1ac4f

            SHA512

            51ffdb2c6489f9a47753d7bf4326fc225a2d6850beb23eab194eab151ba853aa356cd278c6e477414fe972bfb567092cc069bb26832870a794346c8019cd9a99

          • C:\Windows\SysWOW64\bojhquhn.exe

            Filesize

            255KB

            MD5

            f48fdd05764d5f54589cc43135f784ba

            SHA1

            62d2ead4c2e0807d606ed4f622914b726b552ad0

            SHA256

            c77d5ed45e7ed075f445a45d5c897f96380fa26f16ffc65d5f70db86d1e1ac4f

            SHA512

            51ffdb2c6489f9a47753d7bf4326fc225a2d6850beb23eab194eab151ba853aa356cd278c6e477414fe972bfb567092cc069bb26832870a794346c8019cd9a99

          • C:\Windows\SysWOW64\bojhquhn.exe

            Filesize

            255KB

            MD5

            f48fdd05764d5f54589cc43135f784ba

            SHA1

            62d2ead4c2e0807d606ed4f622914b726b552ad0

            SHA256

            c77d5ed45e7ed075f445a45d5c897f96380fa26f16ffc65d5f70db86d1e1ac4f

            SHA512

            51ffdb2c6489f9a47753d7bf4326fc225a2d6850beb23eab194eab151ba853aa356cd278c6e477414fe972bfb567092cc069bb26832870a794346c8019cd9a99

          • C:\Windows\SysWOW64\clqljlbqbzxry.exe

            Filesize

            255KB

            MD5

            5294c7cbf83aa0ea9e651743e0155b0a

            SHA1

            2001203c0334abedffbfc23408a8fcfbccc204bd

            SHA256

            3ff9787aabe462515d10d9989eb86ea2ceba039db7187df35f6f08781536d71b

            SHA512

            2dbc26196133533e0366c59c0091ea11fe46c9216ac4997297dd067166c32084cc12d75ec01b6427b08c338dc71359f9024e3a6dc2da640060dbd300a4675f9c

          • C:\Windows\SysWOW64\clqljlbqbzxry.exe

            Filesize

            255KB

            MD5

            5294c7cbf83aa0ea9e651743e0155b0a

            SHA1

            2001203c0334abedffbfc23408a8fcfbccc204bd

            SHA256

            3ff9787aabe462515d10d9989eb86ea2ceba039db7187df35f6f08781536d71b

            SHA512

            2dbc26196133533e0366c59c0091ea11fe46c9216ac4997297dd067166c32084cc12d75ec01b6427b08c338dc71359f9024e3a6dc2da640060dbd300a4675f9c

          • C:\Windows\SysWOW64\qyobpfrpcz.exe

            Filesize

            255KB

            MD5

            c9c912ddb6ebb0fe562da0333a23e23e

            SHA1

            ca4d05a21d95e4207dc1a9a26c1a2b6b2983c89d

            SHA256

            bc396cbf629f36c4688d9ac225f4e0b9c0f13c1455fa972b80eb3eae697da981

            SHA512

            3f1202e9467dba4937eb4398469c42119786f9e0d30b5a61e10b784736edb872403a25f082476e6ec0e4b5911145563cba01204fe3fbda50ee7b01d44cd0e186

          • C:\Windows\SysWOW64\qyobpfrpcz.exe

            Filesize

            255KB

            MD5

            c9c912ddb6ebb0fe562da0333a23e23e

            SHA1

            ca4d05a21d95e4207dc1a9a26c1a2b6b2983c89d

            SHA256

            bc396cbf629f36c4688d9ac225f4e0b9c0f13c1455fa972b80eb3eae697da981

            SHA512

            3f1202e9467dba4937eb4398469c42119786f9e0d30b5a61e10b784736edb872403a25f082476e6ec0e4b5911145563cba01204fe3fbda50ee7b01d44cd0e186

          • C:\Windows\SysWOW64\rwizljzgkdgcrwg.exe

            Filesize

            255KB

            MD5

            0e64f1f839350c837d3799a053b5ab76

            SHA1

            8984f0b2762d72ffef408e4f71e63e374b8e3076

            SHA256

            68efe33e8a1cac282d0d835f6f92976af5055c9599ffc6a4682e481e8f7691ab

            SHA512

            b91f720898b8e4b7e380f5d249bf330bbce8aacf1d0d431b2f7e21171bb12650122e19401cf87752dbd0241440fa7b9b520cb87eb9b447cc2453f966480d356d

          • C:\Windows\mydoc.rtf

            Filesize

            223B

            MD5

            06604e5941c126e2e7be02c5cd9f62ec

            SHA1

            4eb9fdf8ff4e1e539236002bd363b82c8f8930e1

            SHA256

            85f2405d1f67021a3206faa26f6887932fea71aea070df3efb2902902e2d03e2

            SHA512

            803f5f2fddbf29fef34de184eb35c2311b7a694740983ca10b54ef252dd26cda4987458d2569f441c6dedc3478bea12b45bfd3566f1b256504a0869ad3829df7

          • \Windows\SysWOW64\bojhquhn.exe

            Filesize

            255KB

            MD5

            f48fdd05764d5f54589cc43135f784ba

            SHA1

            62d2ead4c2e0807d606ed4f622914b726b552ad0

            SHA256

            c77d5ed45e7ed075f445a45d5c897f96380fa26f16ffc65d5f70db86d1e1ac4f

            SHA512

            51ffdb2c6489f9a47753d7bf4326fc225a2d6850beb23eab194eab151ba853aa356cd278c6e477414fe972bfb567092cc069bb26832870a794346c8019cd9a99

          • \Windows\SysWOW64\bojhquhn.exe

            Filesize

            255KB

            MD5

            f48fdd05764d5f54589cc43135f784ba

            SHA1

            62d2ead4c2e0807d606ed4f622914b726b552ad0

            SHA256

            c77d5ed45e7ed075f445a45d5c897f96380fa26f16ffc65d5f70db86d1e1ac4f

            SHA512

            51ffdb2c6489f9a47753d7bf4326fc225a2d6850beb23eab194eab151ba853aa356cd278c6e477414fe972bfb567092cc069bb26832870a794346c8019cd9a99

          • \Windows\SysWOW64\clqljlbqbzxry.exe

            Filesize

            255KB

            MD5

            5294c7cbf83aa0ea9e651743e0155b0a

            SHA1

            2001203c0334abedffbfc23408a8fcfbccc204bd

            SHA256

            3ff9787aabe462515d10d9989eb86ea2ceba039db7187df35f6f08781536d71b

            SHA512

            2dbc26196133533e0366c59c0091ea11fe46c9216ac4997297dd067166c32084cc12d75ec01b6427b08c338dc71359f9024e3a6dc2da640060dbd300a4675f9c

          • \Windows\SysWOW64\qyobpfrpcz.exe

            Filesize

            255KB

            MD5

            c9c912ddb6ebb0fe562da0333a23e23e

            SHA1

            ca4d05a21d95e4207dc1a9a26c1a2b6b2983c89d

            SHA256

            bc396cbf629f36c4688d9ac225f4e0b9c0f13c1455fa972b80eb3eae697da981

            SHA512

            3f1202e9467dba4937eb4398469c42119786f9e0d30b5a61e10b784736edb872403a25f082476e6ec0e4b5911145563cba01204fe3fbda50ee7b01d44cd0e186

          • \Windows\SysWOW64\rwizljzgkdgcrwg.exe

            Filesize

            255KB

            MD5

            0e64f1f839350c837d3799a053b5ab76

            SHA1

            8984f0b2762d72ffef408e4f71e63e374b8e3076

            SHA256

            68efe33e8a1cac282d0d835f6f92976af5055c9599ffc6a4682e481e8f7691ab

            SHA512

            b91f720898b8e4b7e380f5d249bf330bbce8aacf1d0d431b2f7e21171bb12650122e19401cf87752dbd0241440fa7b9b520cb87eb9b447cc2453f966480d356d

          • memory/524-96-0x0000000000400000-0x00000000004A0000-memory.dmp

            Filesize

            640KB

          • memory/524-86-0x0000000000400000-0x00000000004A0000-memory.dmp

            Filesize

            640KB

          • memory/764-76-0x0000000000400000-0x00000000004A0000-memory.dmp

            Filesize

            640KB

          • memory/952-98-0x0000000000400000-0x00000000004A0000-memory.dmp

            Filesize

            640KB

          • memory/952-88-0x0000000000400000-0x00000000004A0000-memory.dmp

            Filesize

            640KB

          • memory/1176-75-0x0000000000400000-0x00000000004A0000-memory.dmp

            Filesize

            640KB

          • memory/1176-95-0x0000000000400000-0x00000000004A0000-memory.dmp

            Filesize

            640KB

          • memory/1184-87-0x0000000000400000-0x00000000004A0000-memory.dmp

            Filesize

            640KB

          • memory/1184-97-0x0000000000400000-0x00000000004A0000-memory.dmp

            Filesize

            640KB

          • memory/1308-101-0x000007FEF8DB1000-0x000007FEF8DB3000-memory.dmp

            Filesize

            8KB

          • memory/1380-93-0x0000000070DBD000-0x0000000070DC8000-memory.dmp

            Filesize

            44KB

          • memory/1380-90-0x000000005FFF0000-0x0000000060000000-memory.dmp

            Filesize

            64KB

          • memory/1380-89-0x000000006FDD1000-0x000000006FDD3000-memory.dmp

            Filesize

            8KB

          • memory/1380-99-0x0000000070DBD000-0x0000000070DC8000-memory.dmp

            Filesize

            44KB

          • memory/1380-85-0x0000000072351000-0x0000000072354000-memory.dmp

            Filesize

            12KB

          • memory/1880-80-0x000007FEFB271000-0x000007FEFB273000-memory.dmp

            Filesize

            8KB

          • memory/1976-54-0x00000000760C1000-0x00000000760C3000-memory.dmp

            Filesize

            8KB

          • memory/1976-71-0x00000000032E0000-0x0000000003380000-memory.dmp

            Filesize

            640KB

          • memory/1976-66-0x0000000000400000-0x00000000004A0000-memory.dmp

            Filesize

            640KB

          • memory/1976-84-0x0000000000400000-0x00000000004A0000-memory.dmp

            Filesize

            640KB