Analysis

  • max time kernel
    93s
  • max time network
    113s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    05/10/2024, 01:25

General

  • Target

    adfbd9d6e11ea80257fb01489cfe6afd2276c7158fe3c45bb1392e828fcd4ca4N.exe

  • Size

    392KB

  • MD5

    5a51d6865b76ce63e74287337d325280

  • SHA1

    230f340db773e333623d4395aa7f16891178d71c

  • SHA256

    adfbd9d6e11ea80257fb01489cfe6afd2276c7158fe3c45bb1392e828fcd4ca4

  • SHA512

    ac8d1cd497118311304766d60529d7f6e591d552d235b593f46fea92b6f5d11cb4c8c7a4ca43bad2b69c0c5d84debbed964d86fd062c49b35c1085eb58c7e0de

  • SSDEEP

    6144:CDldgu1z3giXJqSmP5Y1LykRw8bvNbiiM2jxFmj7hDqkt:yLgkqSmP5Yx3RfjNbfJF+hekt

Malware Config

Signatures

  • Ramnit

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

  • Executes dropped EXE 1 IoCs
  • UPX packed file 8 IoCs

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

  • System Location Discovery: System Language Discovery 1 TTPs 3 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 30 IoCs
  • Suspicious behavior: EnumeratesProcesses 8 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of SetWindowsHookEx 7 IoCs
  • Suspicious use of UnmapMainImage 1 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\adfbd9d6e11ea80257fb01489cfe6afd2276c7158fe3c45bb1392e828fcd4ca4N.exe
    "C:\Users\Admin\AppData\Local\Temp\adfbd9d6e11ea80257fb01489cfe6afd2276c7158fe3c45bb1392e828fcd4ca4N.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1404
    • C:\Users\Admin\AppData\Local\Temp\adfbd9d6e11ea80257fb01489cfe6afd2276c7158fe3c45bb1392e828fcd4ca4Nmgr.exe
      C:\Users\Admin\AppData\Local\Temp\adfbd9d6e11ea80257fb01489cfe6afd2276c7158fe3c45bb1392e828fcd4ca4Nmgr.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:3388
      • 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:1004
        • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
          "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1004 CREDAT:17410 /prefetch:2
          4⤵
          • System Location Discovery: System Language Discovery
          • Modifies Internet Explorer settings
          • Suspicious use of SetWindowsHookEx
          PID:1408

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

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

          Filesize

          471B

          MD5

          db7c83e09ebc4317f2bf2df7f66b8513

          SHA1

          29d58ef43f72ce7cf79ce6109d038a6c9b4873f0

          SHA256

          1ae4c8aa37bf433bc5b3b45e017c95bf843c7dbbe348c78c7ab6f3cad0fda4b8

          SHA512

          6eb46ae0c3e091ba13b1c0e3fb6de568882940df7968d0e1297568ea5356a4691f2a869c7c9ac9e9642bcc2e4e1388d00b15c663276143e8cb5015ab89c27867

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

          Filesize

          404B

          MD5

          0b1701d4c4327358c1e9db69506e1185

          SHA1

          c7e7617ea59320abc8b1643458ba4dad2f8cd24d

          SHA256

          9f5c5c5e70a4950577a9c57a15aa3557672da7d3d1071fb271a6fd559c296365

          SHA512

          bf7e23f65806ca3d249d499e60f8f3a5fb40052caf454d1a7a18c3d1b6a3fcdc25a90f09422025cee4539f55e984aaced7cf6492de9c5996fe780827366db039

        • C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\JACP9GNT\suggestions[1].en-US

          Filesize

          17KB

          MD5

          5a34cb996293fde2cb7a4ac89587393a

          SHA1

          3c96c993500690d1a77873cd62bc639b3a10653f

          SHA256

          c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad

          SHA512

          e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee

        • C:\Users\Admin\AppData\Local\Temp\adfbd9d6e11ea80257fb01489cfe6afd2276c7158fe3c45bb1392e828fcd4ca4Nmgr.exe

          Filesize

          88KB

          MD5

          a61ea5f2325332c52bff5bce3d161336

          SHA1

          3a883b8241f5f2efaa76367240db800d78a0209c

          SHA256

          e6f8a54ed663061527ab46b8e8efc2a0f3c99ae77829c0be0e50eb5b1b48415b

          SHA512

          fae031e0e7dcd719240bfe94a3f78d1aac73060324d5b65e0cbe564ce6d6781aaa5e930f0729293e3b502b7d07f53f3a72fb2048d44d93d36851aab8330479e5

        • memory/1404-0-0x0000000000400000-0x0000000000466000-memory.dmp

          Filesize

          408KB

        • memory/1404-18-0x0000000000400000-0x0000000000466000-memory.dmp

          Filesize

          408KB

        • memory/3388-15-0x0000000000400000-0x000000000041A000-memory.dmp

          Filesize

          104KB

        • memory/3388-19-0x0000000000400000-0x000000000041A000-memory.dmp

          Filesize

          104KB

        • memory/3388-7-0x0000000000401000-0x0000000000402000-memory.dmp

          Filesize

          4KB

        • memory/3388-14-0x0000000000400000-0x000000000041A000-memory.dmp

          Filesize

          104KB

        • memory/3388-12-0x0000000000680000-0x0000000000681000-memory.dmp

          Filesize

          4KB

        • memory/3388-13-0x0000000000400000-0x000000000041A000-memory.dmp

          Filesize

          104KB

        • memory/3388-20-0x0000000077172000-0x0000000077173000-memory.dmp

          Filesize

          4KB

        • memory/3388-11-0x0000000000400000-0x000000000041A000-memory.dmp

          Filesize

          104KB

        • memory/3388-10-0x0000000000400000-0x000000000041A000-memory.dmp

          Filesize

          104KB

        • memory/3388-17-0x00000000006E0000-0x00000000006E1000-memory.dmp

          Filesize

          4KB

        • memory/3388-16-0x0000000000400000-0x000000000041A000-memory.dmp

          Filesize

          104KB

        • memory/3388-9-0x0000000000400000-0x000000000041A000-memory.dmp

          Filesize

          104KB

        • memory/3388-8-0x0000000000400000-0x0000000000420000-memory.dmp

          Filesize

          128KB

        • memory/3388-5-0x0000000000400000-0x0000000000420000-memory.dmp

          Filesize

          128KB