Analysis

  • max time kernel
    149s
  • max time network
    156s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    25-11-2022 23:19

General

  • Target

    d703c2f868b5091b22ba0a06748225295456b90ec3d0243bb45e6a2187f540f1.exe

  • Size

    822KB

  • MD5

    ada53634dc0d87ee227d06e808698e69

  • SHA1

    63c06bf651f923f6a49364c6de036d52b7d549ef

  • SHA256

    d703c2f868b5091b22ba0a06748225295456b90ec3d0243bb45e6a2187f540f1

  • SHA512

    71b15508f1f9fd78cb00c67b894ce46cfbd8feb755d58670e881e3272de0d13b8ab0e6710b5ecfc75416acbdc657cd4d0af4c2d092aae96dfde6e27885473796

  • SSDEEP

    24576:ZOFDDY6pvNgkX/b/L0gZQL0eofNR3rNX1:ZSY6pvNgkjzfaI/NH

Malware Config

Signatures

  • Imminent RAT

    Remote-access trojan based on Imminent Monitor remote admin software.

  • Modifies WinLogon for persistence 2 TTPs 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 1 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Delays execution with timeout.exe 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 6 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 37 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\d703c2f868b5091b22ba0a06748225295456b90ec3d0243bb45e6a2187f540f1.exe
    "C:\Users\Admin\AppData\Local\Temp\d703c2f868b5091b22ba0a06748225295456b90ec3d0243bb45e6a2187f540f1.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1612
    • C:\Windows\SysWOW64\cmd.exe
      cmd /c C:\Users\Admin\AppData\Roaming\FolderName\mata.bat
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:1708
      • C:\Windows\SysWOW64\wscript.exe
        wscript.exe "C:\Users\Admin\AppData\Roaming\FolderName\invs.vbs" "C:\Users\Admin\AppData\Roaming\FolderName\mata2.bat"
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:912
        • C:\Windows\SysWOW64\cmd.exe
          cmd /c ""C:\Users\Admin\AppData\Roaming\FolderName\mata2.bat" "
          4⤵
          • Suspicious use of WriteProcessMemory
          PID:1796
          • C:\Windows\SysWOW64\reg.exe
            reg add "HKCU\Software\Microsoft\Windows NT\CurrentVersion\Winlogon" /v Shell /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\FolderName\file.exe" /f
            5⤵
            • Modifies WinLogon for persistence
            PID:2044
    • C:\Users\Admin\AppData\Roaming\svhost.exe
      C:\Users\Admin\AppData\Roaming\svhost.exe
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: GetForegroundWindowSpam
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:1944
    • C:\Windows\SysWOW64\cmd.exe
      cmd /c ""C:\Users\Admin\AppData\Roaming\FolderName\svhost.bat" "
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:1604
      • C:\Windows\SysWOW64\timeout.exe
        timeout /t 300
        3⤵
        • Delays execution with timeout.exe
        PID:1616
    • C:\Windows\SysWOW64\cmd.exe
      cmd /c C:\Users\Admin\AppData\Roaming\FolderName\melt.bat
      2⤵
        PID:2032

    Network

    MITRE ATT&CK Enterprise v6

    Replay Monitor

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    Downloads

    • C:\Users\Admin\AppData\Roaming\FolderName\file.exe

      Filesize

      822KB

      MD5

      ada53634dc0d87ee227d06e808698e69

      SHA1

      63c06bf651f923f6a49364c6de036d52b7d549ef

      SHA256

      d703c2f868b5091b22ba0a06748225295456b90ec3d0243bb45e6a2187f540f1

      SHA512

      71b15508f1f9fd78cb00c67b894ce46cfbd8feb755d58670e881e3272de0d13b8ab0e6710b5ecfc75416acbdc657cd4d0af4c2d092aae96dfde6e27885473796

    • C:\Users\Admin\AppData\Roaming\FolderName\invs.vbs

      Filesize

      78B

      MD5

      c578d9653b22800c3eb6b6a51219bbb8

      SHA1

      a97aa251901bbe179a48dbc7a0c1872e163b1f2d

      SHA256

      20a98a7e6e137bb1b9bd5ef6911a479cb8eac925b80d6db4e70b19f62a40cce2

      SHA512

      3ae6dc8f02d1a78e1235a0782b632972da5a74ab32287cc41aa672d4fa4a9d34bb5fc50eba07b6915f2e61c402927cd5f6feeb7f7602afa2f64e91efb3b7fc4d

    • C:\Users\Admin\AppData\Roaming\FolderName\mata.bat

      Filesize

      76B

      MD5

      5e57f6f4e3242ad9719ed5e65346e83e

      SHA1

      72346d0208c5edeb69f41ddb4374d56d87221dad

      SHA256

      4ffb3e764dfbc48145231f19e2217f666bc88a44c6f29adec6a5728223048d0c

      SHA512

      7dcd8a5a95965b94bf26ec02ab68b8f854f399d41fb713e4387f6fddb9914c465ccf909f92ee6704e9c0397a77f11f2ca803d68184aa414651988d95824a209f

    • C:\Users\Admin\AppData\Roaming\FolderName\mata2.bat

      Filesize

      270B

      MD5

      7f61bd8c99d53e5d4c2dc6cf4585cf25

      SHA1

      0338b6cdd2bbdc7b2fc27b76b8a7cd569742911f

      SHA256

      cac8b90b96baa101035c730f029e67dd920fa643b2feedca71b2b03d55178f74

      SHA512

      00847f7e2eb3a891fcd0572f5eed5626184c19476af9165d58bfffc3be6c4472ea94658e6229b7b7a87e21311c4bab14944d48c3ebb120508a1b47b25d138df7

    • C:\Users\Admin\AppData\Roaming\FolderName\melt.bat

      Filesize

      120B

      MD5

      a86c42389e7f805bd8bc30353e67efd3

      SHA1

      1903b6106d33d0930affa418697f7452ccd508c6

      SHA256

      cdf4188b89645a8184eb4a7a20d7e2f4892f0249f4b0e11c6af5e8df51df63b2

      SHA512

      c5d539d847a4f656568f15ba3b52c8b2ba035a145d611bb4b7ed813f7e7ab451426c249bc036380f6fe54418ddb0cd6b3cc51560ba424efa324e7d4327ac70f8

    • C:\Users\Admin\AppData\Roaming\FolderName\svhost.bat

      Filesize

      206B

      MD5

      f68de429374ed0bbff6eeb9cb2b53bb9

      SHA1

      87828c0e9916e5525d1cfed6b5e534ff828770ee

      SHA256

      f5af258ea65ece0c0dcc1859fdf1b3886569737bdb927a6331996df555d04456

      SHA512

      0fd9bd39b64798d058d83443b654bda5c057fe03635d50eb205cc3ef7ff4f922c9d91d5e44cd1b0b78466f776c13d250961d9bcedfd3b93e87a7b2ee5e8f8bd9

    • C:\Users\Admin\AppData\Roaming\svhost.exe

      Filesize

      52KB

      MD5

      278edbd499374bf73621f8c1f969d894

      SHA1

      a81170af14747781c5f5f51bb1215893136f0bc0

      SHA256

      c6999b9f79932c3b4f1c461a69d9dc8dc301d6a155abc33efe1b6e9e4a038391

      SHA512

      93b0b5c3324bd2df83310f96d34c9176c94d2d676766599c1af33c98ba1efe63187056671f7c6f80c956e5bd0a725f108804021ad93326286bb9c3a96f6550b9

    • C:\Users\Admin\AppData\Roaming\svhost.exe

      Filesize

      52KB

      MD5

      278edbd499374bf73621f8c1f969d894

      SHA1

      a81170af14747781c5f5f51bb1215893136f0bc0

      SHA256

      c6999b9f79932c3b4f1c461a69d9dc8dc301d6a155abc33efe1b6e9e4a038391

      SHA512

      93b0b5c3324bd2df83310f96d34c9176c94d2d676766599c1af33c98ba1efe63187056671f7c6f80c956e5bd0a725f108804021ad93326286bb9c3a96f6550b9

    • \Users\Admin\AppData\Roaming\svhost.exe

      Filesize

      52KB

      MD5

      278edbd499374bf73621f8c1f969d894

      SHA1

      a81170af14747781c5f5f51bb1215893136f0bc0

      SHA256

      c6999b9f79932c3b4f1c461a69d9dc8dc301d6a155abc33efe1b6e9e4a038391

      SHA512

      93b0b5c3324bd2df83310f96d34c9176c94d2d676766599c1af33c98ba1efe63187056671f7c6f80c956e5bd0a725f108804021ad93326286bb9c3a96f6550b9

    • memory/1612-80-0x00000000748B0000-0x0000000074E5B000-memory.dmp

      Filesize

      5.7MB

    • memory/1612-55-0x00000000748B0000-0x0000000074E5B000-memory.dmp

      Filesize

      5.7MB

    • memory/1612-54-0x0000000076681000-0x0000000076683000-memory.dmp

      Filesize

      8KB

    • memory/1612-87-0x00000000748B0000-0x0000000074E5B000-memory.dmp

      Filesize

      5.7MB

    • memory/1944-88-0x00000000748B0000-0x0000000074E5B000-memory.dmp

      Filesize

      5.7MB

    • memory/1944-62-0x0000000000400000-0x000000000044A000-memory.dmp

      Filesize

      296KB

    • memory/1944-63-0x0000000000400000-0x000000000044A000-memory.dmp

      Filesize

      296KB

    • memory/1944-74-0x00000000748B0000-0x0000000074E5B000-memory.dmp

      Filesize

      5.7MB

    • memory/1944-60-0x0000000000400000-0x000000000044A000-memory.dmp

      Filesize

      296KB

    • memory/1944-59-0x0000000000400000-0x000000000044A000-memory.dmp

      Filesize

      296KB

    • memory/1944-68-0x0000000000400000-0x000000000044A000-memory.dmp

      Filesize

      296KB

    • memory/1944-64-0x0000000000400000-0x000000000044A000-memory.dmp

      Filesize

      296KB

    • memory/1944-70-0x0000000000400000-0x000000000044A000-memory.dmp

      Filesize

      296KB