Analysis

  • max time kernel
    149s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    11-01-2025 21:20

General

  • Target

    VirusShare_00abf6c6f4d819fe1657027edb147133.exe

  • Size

    151KB

  • MD5

    00abf6c6f4d819fe1657027edb147133

  • SHA1

    c1715530dbce6bcc3ade47ca4f059412b7310fcd

  • SHA256

    2b478e8b7eefbfe81058165b2bb9dccd50b4db9795917872480cd646c1981d2c

  • SHA512

    5b64a37a0edece1a07b3736b679695cccd1ff9483d269907b5b8099b848849a148879b787bb669ac298b3e5952034bdf5d7debb4b3e5aa848c4af0b31643c9ce

  • SSDEEP

    1536:JR0vxn3Pc0LCH9MtbvabUDzJYWu3BmiIuw22Jn1fbO4VkgcJzH/A7XUk:JR2xn3k0CdM1vabyzJYWqQa2ygcB/A7

Malware Config

Signatures

  • Ramnit

    Ramnit is a versatile family that holds viruses, worms, and Trojans.

  • Ramnit family
  • Executes dropped EXE 1 IoCs
  • UPX packed file 12 IoCs

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

  • Drops file in Program Files directory 3 IoCs
  • Program crash 1 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 4 IoCs

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

  • Modifies Internet Explorer settings 1 TTPs 50 IoCs
  • Suspicious behavior: EnumeratesProcesses 16 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of FindShellTrayWindow 2 IoCs
  • Suspicious use of SetWindowsHookEx 10 IoCs
  • Suspicious use of UnmapMainImage 2 IoCs
  • Suspicious use of WriteProcessMemory 22 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\VirusShare_00abf6c6f4d819fe1657027edb147133.exe
    "C:\Users\Admin\AppData\Local\Temp\VirusShare_00abf6c6f4d819fe1657027edb147133.exe"
    1⤵
    • Drops file in Program Files directory
    • System Location Discovery: System Language Discovery
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:464
    • C:\Program Files (x86)\Microsoft\WaterMark.exe
      "C:\Program Files (x86)\Microsoft\WaterMark.exe"
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of UnmapMainImage
      • Suspicious use of WriteProcessMemory
      PID:872
      • C:\Windows\SysWOW64\svchost.exe
        C:\Windows\system32\svchost.exe
        3⤵
          PID:2640
          • C:\Windows\SysWOW64\WerFault.exe
            C:\Windows\SysWOW64\WerFault.exe -u -p 2640 -s 204
            4⤵
            • Program crash
            PID:412
        • C:\Program Files\Internet Explorer\iexplore.exe
          "C:\Program Files\Internet Explorer\iexplore.exe"
          3⤵
          • Modifies Internet Explorer settings
          • Suspicious use of FindShellTrayWindow
          • Suspicious use of SetWindowsHookEx
          • Suspicious use of WriteProcessMemory
          PID:4048
          • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
            "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:4048 CREDAT:17410 /prefetch:2
            4⤵
            • System Location Discovery: System Language Discovery
            • Modifies Internet Explorer settings
            • Suspicious use of SetWindowsHookEx
            PID:4108
        • C:\Program Files\Internet Explorer\iexplore.exe
          "C:\Program Files\Internet Explorer\iexplore.exe"
          3⤵
          • Modifies Internet Explorer settings
          • Suspicious use of FindShellTrayWindow
          • Suspicious use of SetWindowsHookEx
          • Suspicious use of WriteProcessMemory
          PID:1936
          • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
            "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1936 CREDAT:17410 /prefetch:2
            4⤵
            • System Location Discovery: System Language Discovery
            • Modifies Internet Explorer settings
            • Suspicious use of SetWindowsHookEx
            PID:2616
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 2640 -ip 2640
      1⤵
        PID:5028

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

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      Downloads

      • C:\Program Files (x86)\Microsoft\WaterMark.exe

        Filesize

        151KB

        MD5

        00abf6c6f4d819fe1657027edb147133

        SHA1

        c1715530dbce6bcc3ade47ca4f059412b7310fcd

        SHA256

        2b478e8b7eefbfe81058165b2bb9dccd50b4db9795917872480cd646c1981d2c

        SHA512

        5b64a37a0edece1a07b3736b679695cccd1ff9483d269907b5b8099b848849a148879b787bb669ac298b3e5952034bdf5d7debb4b3e5aa848c4af0b31643c9ce

      • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776

        Filesize

        471B

        MD5

        05a55aacc33432fec9fea490f5c69442

        SHA1

        bd2dd697d6e49290ff51f6f8e2db9bde87e72860

        SHA256

        65d742646568766a452eafac7bd80d140b7acfcedb5cd55923fbcc0f3cd2fa43

        SHA512

        91aa6dc1cb9632f1b9fec82da928a3e49d5531298e264228eba79ae38d530377a78af5f0beef9763d7d624acbdbe93bfffff4caf5b8dc29fa4d9b8d01514e5a5

      • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776

        Filesize

        404B

        MD5

        d848c397d2172838aecb533553ad3542

        SHA1

        a5020cf76a2dfddaac43cdfb29ed396eff2f2434

        SHA256

        b6364dd5185b22a27c6f692f25df69cec450dcd50e54bb683cbe3efe4d7a04ad

        SHA512

        84dca9ca800020372bd1177ed44d58ea581d4d4b9b0523c0c9316497610215006e6bfee623c1bd6b7bc13ab28abc796644e3e8cc9ab119cff76999f3f99d4b46

      • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776

        Filesize

        404B

        MD5

        216e75de7b4724dd9ced737de17ae054

        SHA1

        9f6c5a18dabaee98b3d49612592c9bf7a0e94cb5

        SHA256

        9304eec40e52eec224b3eccb2b1ea4c29c6941d25c0c0ea55657d2d69ed7c2b6

        SHA512

        a4bf6fc9f00c43a8468340795c144690d433f5137edbda5a70031a2669b5de8de73588c808f2faaecfd0bf67d5801b31f3d32ff89957e3a521602a6ddc1baaa2

      • C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\Recovery\High\Active\RecoveryStore.{DFCBABB7-D061-11EF-BDBF-DA61A5E71E4E}.dat

        Filesize

        3KB

        MD5

        9345a8763f064590c4dba938c1e7f59f

        SHA1

        eb5805d93ffe1e8b487d03c95901adb4ee67f1e1

        SHA256

        95d466a11387baf71ba54be440760b9f9caa8c1df6611f01cab25123f0e4e700

        SHA512

        eb71a5908b38e2a39b3cfd09383e26ed0ad49455c1bea2831412d613c153706e7092e5137306d476592ad94e0abe974315b48e9c3ae349892852c12d978d2502

      • C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\Recovery\High\Active\RecoveryStore.{DFCE0E03-D061-11EF-BDBF-DA61A5E71E4E}.dat

        Filesize

        5KB

        MD5

        213a4af4b155c9d3b5d8c3cc00961251

        SHA1

        51edcc820a0eace6c9ecfcc0a8d46ed2498b79c9

        SHA256

        6102fc1aa97a6f57797191286d6eb60b22e5bf6be0514aa1d1115412856b792b

        SHA512

        d09243f872eacd7b87fd57ffd970629c42bf8e382a0133838ed40d9ab332c8960032ff3ac60f0ca02780113d40f6dd82925ffb394427df94121772b640afb642

      • C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\VersionManager\versionlist.xml

        Filesize

        15KB

        MD5

        1a545d0052b581fbb2ab4c52133846bc

        SHA1

        62f3266a9b9925cd6d98658b92adec673cbe3dd3

        SHA256

        557472aeaebf4c1c800b9df14c190f66d62cbabb011300dbedde2dcddd27a6c1

        SHA512

        bd326d111589d87cd6d019378ec725ac9ac7ad4c36f22453941f7d52f90b747ede4783a83dfff6cae1b3bb46690ad49cffa77f2afda019b22863ac485b406e8d

      • C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\6IJLDY7V\suggestions[1].en-US

        Filesize

        17KB

        MD5

        5a34cb996293fde2cb7a4ac89587393a

        SHA1

        3c96c993500690d1a77873cd62bc639b3a10653f

        SHA256

        c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad

        SHA512

        e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee

      • memory/464-9-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/464-3-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/464-11-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/464-13-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/464-4-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/464-5-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/464-7-0x00000000008E0000-0x00000000008E1000-memory.dmp

        Filesize

        4KB

      • memory/464-0-0x0000000000400000-0x000000000046E000-memory.dmp

        Filesize

        440KB

      • memory/464-8-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/464-6-0x0000000000400000-0x000000000046E000-memory.dmp

        Filesize

        440KB

      • memory/464-2-0x0000000000400000-0x000000000046E000-memory.dmp

        Filesize

        440KB

      • memory/464-1-0x0000000000401000-0x0000000000402000-memory.dmp

        Filesize

        4KB

      • memory/872-33-0x0000000000400000-0x000000000046E000-memory.dmp

        Filesize

        440KB

      • memory/872-35-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/872-34-0x0000000077D52000-0x0000000077D53000-memory.dmp

        Filesize

        4KB

      • memory/872-32-0x0000000000070000-0x0000000000071000-memory.dmp

        Filesize

        4KB

      • memory/872-26-0x0000000000060000-0x0000000000061000-memory.dmp

        Filesize

        4KB

      • memory/872-38-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/872-27-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/872-28-0x0000000077D52000-0x0000000077D53000-memory.dmp

        Filesize

        4KB

      • memory/872-25-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/2640-30-0x0000000000150000-0x0000000000151000-memory.dmp

        Filesize

        4KB

      • memory/2640-31-0x0000000000130000-0x0000000000131000-memory.dmp

        Filesize

        4KB