Analysis

  • max time kernel
    93s
  • max time network
    131s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20250129-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20250129-enlocale:en-usos:windows10-2004-x64system
  • submitted
    30-01-2025 07:40

General

  • Target

    2025-01-30_16999a3560ab728a8c610319df9287a3_mafia_ramnit.exe

  • Size

    231KB

  • MD5

    16999a3560ab728a8c610319df9287a3

  • SHA1

    b3c8b0e7249c43222af09e571ef276d5c4525098

  • SHA256

    9143aa44226b6c1f03e6a829c181ea5177286d047687782ad2b420f7d893f436

  • SHA512

    41d181af34b7837958de32857dea62696501d15eda6cffb0a20006974d7080456480b7769743af94a015840fe3c8853e09a188a5d0282e7cd360ff366d10c43a

  • SSDEEP

    3072:wbjoN8s5ue4OiizxDMjfSZ+yNn/43cTpWxZZB3Jzb6d5/GmYffW1CnmrlkQJ9q:wbEN4idDMjfSZlNn/IcpGnzG/GmmlnW8

Malware Config

Signatures

  • Ramnit

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

  • Ramnit family
  • Executes dropped EXE 2 IoCs
  • UPX packed file 6 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 5 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 45 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 WriteProcessMemory 25 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2025-01-30_16999a3560ab728a8c610319df9287a3_mafia_ramnit.exe
    "C:\Users\Admin\AppData\Local\Temp\2025-01-30_16999a3560ab728a8c610319df9287a3_mafia_ramnit.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:4920
    • C:\Users\Admin\AppData\Local\Temp\2025-01-30_16999a3560ab728a8c610319df9287a3_mafia_ramnitmgr.exe
      C:\Users\Admin\AppData\Local\Temp\2025-01-30_16999a3560ab728a8c610319df9287a3_mafia_ramnitmgr.exe
      2⤵
      • Executes dropped EXE
      • Drops file in Program Files directory
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:4736
      • C:\Program Files (x86)\Microsoft\WaterMark.exe
        "C:\Program Files (x86)\Microsoft\WaterMark.exe"
        3⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:1160
        • C:\Windows\SysWOW64\svchost.exe
          C:\Windows\system32\svchost.exe
          4⤵
            PID:3648
            • C:\Windows\SysWOW64\WerFault.exe
              C:\Windows\SysWOW64\WerFault.exe -u -p 3648 -s 208
              5⤵
              • Program crash
              PID:2788
          • C:\Program Files\Internet Explorer\iexplore.exe
            "C:\Program Files\Internet Explorer\iexplore.exe"
            4⤵
            • Modifies Internet Explorer settings
            • Suspicious use of FindShellTrayWindow
            • Suspicious use of SetWindowsHookEx
            • Suspicious use of WriteProcessMemory
            PID:3324
            • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
              "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:3324 CREDAT:17410 /prefetch:2
              5⤵
              • System Location Discovery: System Language Discovery
              • Modifies Internet Explorer settings
              • Suspicious use of SetWindowsHookEx
              PID:1420
          • C:\Program Files\Internet Explorer\iexplore.exe
            "C:\Program Files\Internet Explorer\iexplore.exe"
            4⤵
            • Modifies Internet Explorer settings
            • Suspicious use of FindShellTrayWindow
            • Suspicious use of SetWindowsHookEx
            • Suspicious use of WriteProcessMemory
            PID:4556
            • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
              "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:4556 CREDAT:17410 /prefetch:2
              5⤵
              • System Location Discovery: System Language Discovery
              • Modifies Internet Explorer settings
              • Suspicious use of SetWindowsHookEx
              PID:3500
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3648 -ip 3648
      1⤵
        PID:3584

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

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      Downloads

      • C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\Recovery\High\Active\RecoveryStore.{A86CF87F-DEDD-11EF-B9C0-E61555A27A45}.dat

        Filesize

        3KB

        MD5

        34e281385913dffb10bf8836de989f43

        SHA1

        eefc5f11f27bd14469da9f192b2f338e041cee16

        SHA256

        314d5f9ff347c459b9524358edcafa2dae583e0ac23452a3fa21c39e615ea74d

        SHA512

        d1732ec4c299f83ac9a9de18002a94204ebd985317f8334036a4ea5c1907784bafe1613a0f20d199347a0e32257af3b615dd754bebbfd7bdb74f3636b53684bd

      • C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\Recovery\High\Active\RecoveryStore.{A871BCAA-DEDD-11EF-B9C0-E61555A27A45}.dat

        Filesize

        5KB

        MD5

        0076d2ccc435e9bc680da24f3daf31df

        SHA1

        b4cf5bc7bb15aa9fcfbabc99806662d6817a98b7

        SHA256

        0dc32f0cb8f3692c59a53b0fe7d1102bb50be8867b7c5303ecb7c518685a67c6

        SHA512

        51e6dfffb6db76fa4c8e96c072a661848da0d7acf1433210fb054518adfba3e3bef6f657d0a2d7060e89faadaf6bd2b41880313521d1f01114e6db9e53730158

      • C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\SXHNX8M2\suggestions[1].en-US

        Filesize

        17KB

        MD5

        5a34cb996293fde2cb7a4ac89587393a

        SHA1

        3c96c993500690d1a77873cd62bc639b3a10653f

        SHA256

        c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad

        SHA512

        e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee

      • C:\Users\Admin\AppData\Local\Temp\2025-01-30_16999a3560ab728a8c610319df9287a3_mafia_ramnitmgr.exe

        Filesize

        65KB

        MD5

        849ef19ec0155d79d4fa5bfb5657b106

        SHA1

        eb7e7ff208ecb40d35755d8f36e31e2482166299

        SHA256

        8b853e963eab5aa857b640be1d07d605a8bf6dd8bdf8884505b05034bbd87e04

        SHA512

        30384d9943f7eca4efbdcac52d3dd9c14446a2d75dc04ce4047feabe037c5177138f6bdcb055939dcc47608dfb50a54c9676f795d850c9a9de353f90252053a2

      • memory/1160-21-0x0000000077D42000-0x0000000077D43000-memory.dmp

        Filesize

        4KB

      • memory/1160-17-0x0000000020010000-0x0000000020022000-memory.dmp

        Filesize

        72KB

      • memory/1160-16-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/1160-15-0x00000000004A0000-0x00000000004A1000-memory.dmp

        Filesize

        4KB

      • memory/1160-14-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/1160-26-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/1160-24-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/1160-20-0x00000000004B0000-0x00000000004B1000-memory.dmp

        Filesize

        4KB

      • memory/3648-19-0x0000000000130000-0x0000000000131000-memory.dmp

        Filesize

        4KB

      • memory/3648-18-0x0000000000150000-0x0000000000151000-memory.dmp

        Filesize

        4KB

      • memory/4736-13-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/4736-7-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/4736-6-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/4920-0-0x0000000000C70000-0x0000000000CAF000-memory.dmp

        Filesize

        252KB

      • memory/4920-5-0x0000000000C70000-0x0000000000CAF000-memory.dmp

        Filesize

        252KB