Analysis

  • max time kernel
    138s
  • max time network
    157s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    30/01/2024, 15:24

General

  • Target
    SecuriteInfo.com.Win32.Malware-gen.1638.31612.exe
  • Size 1.1MB
  • Sample240130-ss2flahbd4
  • SHA256 37e7d37868a9d4c17f153822fc7744c3e4e0617f6cae9697c778da18d0d91cd6
  • MD5 SHA1 SHA512 SSDEEP
Score
7/10

Malware Config

Signatures

  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Executes dropped EXE 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Program crash 1 IoCs
  • Enumerates processes with tasklist 1 TTPs 2 IoCs
  • Runs ping.exe 1 TTPs 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of FindShellTrayWindow 3 IoCs
  • Suspicious use of SendNotifyMessage 3 IoCs
  • Suspicious use of WriteProcessMemory 30 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.Malware-gen.1638.31612.exe
    "C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.Malware-gen.1638.31612.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of WriteProcessMemory
    PID:756
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /k move Bathrooms Bathrooms.bat & Bathrooms.bat & exit
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:1736
      • C:\Windows\SysWOW64\tasklist.exe
        tasklist
        3⤵
        • Enumerates processes with tasklist
        • Suspicious use of AdjustPrivilegeToken
        PID:2784
      • C:\Windows\SysWOW64\findstr.exe
        findstr /I "avastui.exe avgui.exe nswscsvc.exe sophoshealth.exe"
        3⤵
          PID:1152
        • C:\Windows\SysWOW64\tasklist.exe
          tasklist
          3⤵
          • Enumerates processes with tasklist
          • Suspicious use of AdjustPrivilegeToken
          PID:656
        • C:\Windows\SysWOW64\findstr.exe
          findstr /I "wrsa.exe opssvc.exe"
          3⤵
            PID:1596
          • C:\Windows\SysWOW64\cmd.exe
            cmd /c mkdir 13939
            3⤵
              PID:2412
            • C:\Windows\SysWOW64\cmd.exe
              cmd /c copy /b Compound + Injection + Emotions + Worm + Participants + Richmond 13939\Taxes.pif
              3⤵
                PID:4780
              • C:\Windows\SysWOW64\cmd.exe
                cmd /c copy /b Declare + Assured + Trap 13939\Q
                3⤵
                  PID:4804
                • C:\Users\Admin\AppData\Local\Temp\7ZipSfx.000\13939\Taxes.pif
                  13939\Taxes.pif 13939\Q
                  3⤵
                  • Executes dropped EXE
                  • Suspicious behavior: EnumeratesProcesses
                  • Suspicious use of FindShellTrayWindow
                  • Suspicious use of SendNotifyMessage
                  PID:1192
                  • C:\Windows\SysWOW64\WerFault.exe
                    C:\Windows\SysWOW64\WerFault.exe -u -p 1192 -s 1456
                    4⤵
                    • Program crash
                    PID:4324
                • C:\Windows\SysWOW64\PING.EXE
                  ping -n 5 localhost
                  3⤵
                  • Runs ping.exe
                  PID:2680
            • C:\Windows\SysWOW64\WerFault.exe
              C:\Windows\SysWOW64\WerFault.exe -pss -s 200 -p 1192 -ip 1192
              1⤵
                PID:3836

              Network

                    MITRE ATT&CK Enterprise v15

                    Replay Monitor

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                    Downloads

                    Q

                    • Path C:\Users\Admin\AppData\Local\Temp\7ZipSfx.000\13939\Q
                    • Size 1.1MB
                    • SHA256 7f545fbe57821e51c378db90c106bd5fe96a0700a55cb714fecb7f525f692661
                    • MD5 SHA1 SHA512 SSDEEP

                    Taxes.pif

                    • Path C:\Users\Admin\AppData\Local\Temp\7ZipSfx.000\13939\Taxes.pif
                    • Size 924KB
                    • SHA256 f58d3a4b2f3f7f10815c24586fae91964eeed830369e7e0701b43895b0cefbd3
                    • MD5 SHA1 SHA512 SSDEEP

                    Assured

                    • Path C:\Users\Admin\AppData\Local\Temp\7ZipSfx.000\Assured
                    • Size 413KB
                    • SHA256 feb509566e97e0b401fa0c358410c4e30a2ca737e97ab53ba85aa8b7233039e2
                    • MD5 SHA1 SHA512 SSDEEP

                    Bathrooms

                    • Path C:\Users\Admin\AppData\Local\Temp\7ZipSfx.000\Bathrooms
                    • Size 12KB
                    • SHA256 6bb1eb00577143d94353505d3faa833a6e11a1b1e7a89665374546b6c4224d18
                    • MD5 SHA1 SHA512 SSDEEP

                    Compound

                    • Path C:\Users\Admin\AppData\Local\Temp\7ZipSfx.000\Compound
                    • Size 115KB
                    • SHA256 d636d9543514ffc8ef80980e52e425a7031383274abc22afca077eab72acff06
                    • MD5 SHA1 SHA512 SSDEEP

                    Declare

                    • Path C:\Users\Admin\AppData\Local\Temp\7ZipSfx.000\Declare
                    • Size 445KB
                    • SHA256 5b151a88f51c5afd71e1437d61d0b5e4e8354b60570ec7eb57ff115314ac00ad
                    • MD5 SHA1 SHA512 SSDEEP

                    Emotions

                    • Path C:\Users\Admin\AppData\Local\Temp\7ZipSfx.000\Emotions
                    • Size 130KB
                    • SHA256 025bdbd4acd0829141281ad412f7ba59e21d253c19fdece25304a7eaca592ba8
                    • MD5 SHA1 SHA512 SSDEEP

                    Injection

                    • Path C:\Users\Admin\AppData\Local\Temp\7ZipSfx.000\Injection
                    • Size 208KB
                    • SHA256 afbebec2c0199e3c01ec1d4174bc25dfac1fbdf453450e1c4acfef292bc18bfe
                    • MD5 SHA1 SHA512 SSDEEP

                    Participants

                    • Path C:\Users\Admin\AppData\Local\Temp\7ZipSfx.000\Participants
                    • Size 148KB
                    • SHA256 1bd9e4921d3e304cbbdbe7e169c090f023940c3901c3f30076aa805aae46a6f9
                    • MD5 SHA1 SHA512 SSDEEP

                    Richmond

                    • Path C:\Users\Admin\AppData\Local\Temp\7ZipSfx.000\Richmond
                    • Size 174KB
                    • SHA256 6c3482c9f62da91208f4f67fe2a41211f8a2a7929bfda4841495d20d29bf1e9c
                    • MD5 SHA1 SHA512 SSDEEP

                    Trap

                    • Path C:\Users\Admin\AppData\Local\Temp\7ZipSfx.000\Trap
                    • Size 281KB
                    • SHA256 7b7cf2cd49f10dc905422e24ffdaff2c377396d1ff623ed575e57b0a99f5d289
                    • MD5 SHA1 SHA512 SSDEEP

                    Worm

                    • Path C:\Users\Admin\AppData\Local\Temp\7ZipSfx.000\Worm
                    • Size 149KB
                    • SHA256 baf2429c6f2b7b3c7aa4d6b8402b9f9f518b7a43e134ac6daacc2766bf287d4d
                    • MD5 SHA1 SHA512 SSDEEP

                    memory/1192-36-0x0000000000AB0000-0x0000000000AB1000-memory.dmp

                    memory/1192-37-0x0000000005460000-0x00000000054EB000-memory.dmp

                    memory/1192-38-0x0000000005460000-0x00000000054EB000-memory.dmp

                    memory/1192-39-0x0000000005460000-0x00000000054EB000-memory.dmp

                    memory/1192-40-0x0000000005460000-0x00000000054EB000-memory.dmp

                    memory/1192-41-0x0000000005460000-0x00000000054EB000-memory.dmp

                    memory/1192-42-0x0000000005460000-0x00000000054EB000-memory.dmp

                    memory/1192-43-0x0000000005460000-0x00000000054EB000-memory.dmp

                    memory/1192-44-0x0000000005460000-0x00000000054EB000-memory.dmp