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Analysis

  • max time kernel
    116s
  • max time network
    155s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240611-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240611-enlocale:en-usos:windows10-2004-x64system
  • submitted
    01-07-2024 18:03

General

  • Target

    2c01b007729230c415420ad641ad92eb.exe

  • Size

    1.3MB

  • MD5

    daef338f9c47d5394b7e1e60ce38d02d

  • SHA1

    c0a07e8c32528d29aae26aaecbf6a67ed95b8c8e

  • SHA256

    5d03fd083b626a5516194d5e94576349100c9c98ca7d6845642ed9579980ca58

  • SHA512

    d0f4050fc2c5f38ab598729fb6930c84bf779d47b5a8b4e860bc0e9ca8be454ad5dce001d8f88299d8a079eafd4c26efcdd2d196352acfe45e940cc107fcebf4

  • SSDEEP

    24576:W85y6Jwdt8jtWoJpXWHALGX+C1Co3aP8jvuC7g6zwm4m53Sb21SR:HXsSGuC/MIvuC5kFm53Sy1SR

Malware Config

Signatures

  • HawkEye

    HawkEye is a malware kit that has seen continuous development since at least 2013.

  • NirSoft MailPassView 4 IoCs

    Password recovery tool for various email clients

  • NirSoft WebBrowserPassView 1 IoCs

    Password recovery tool for various web browsers

  • Nirsoft 4 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Executes dropped EXE 2 IoCs
  • Uses the VBS compiler for execution 1 TTPs
  • Accesses Microsoft Outlook accounts 1 TTPs 1 IoCs
  • Adds Run key to start application 2 TTPs 2 IoCs
  • Looks up external IP address via web service 2 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • Suspicious use of SetThreadContext 4 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Program crash 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 37 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2c01b007729230c415420ad641ad92eb.exe
    "C:\Users\Admin\AppData\Local\Temp\2c01b007729230c415420ad641ad92eb.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of WriteProcessMemory
    PID:2484
    • C:\Users\Admin\AppData\Roaming\wou\odm.exe
      "C:\Users\Admin\AppData\Roaming\wou\odm.exe" kja-pex
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:3148
      • C:\Users\Admin\AppData\Roaming\wou\odm.exe
        C:\Users\Admin\AppData\Roaming\wou\odm.exe C:\Users\Admin\AppData\Roaming\wou\HXHLE
        3⤵
        • Executes dropped EXE
        • Adds Run key to start application
        • Suspicious use of SetThreadContext
        • Suspicious use of WriteProcessMemory
        PID:1996
        • C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegSvcs.exe
          "C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegSvcs.exe"
          4⤵
          • Suspicious use of SetThreadContext
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of WriteProcessMemory
          PID:3100
          • C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe
            C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe /stext "C:\Users\Admin\AppData\Local\Temp\holdermail.txt"
            5⤵
            • Accesses Microsoft Outlook accounts
            PID:3272
          • C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe
            C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe /stext "C:\Users\Admin\AppData\Local\Temp\holderwb.txt"
            5⤵
              PID:1712
              • C:\Windows\SysWOW64\WerFault.exe
                C:\Windows\SysWOW64\WerFault.exe -u -p 1712 -s 540
                6⤵
                • Program crash
                PID:3268
              • C:\Windows\SysWOW64\WerFault.exe
                C:\Windows\SysWOW64\WerFault.exe -u -p 1712 -s 564
                6⤵
                • Program crash
                PID:4272
          • C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegSvcs.exe
            C:\Users\Admin\AppData\Roaming\wou\HXHLE
            4⤵
            • Adds Run key to start application
            • Suspicious behavior: EnumeratesProcesses
            PID:1772
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1712 -ip 1712
      1⤵
        PID:2012
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -pss -s 184 -p 1712 -ip 1712
        1⤵
          PID:1696

        Network

        MITRE ATT&CK Matrix ATT&CK v13

        Execution

        Scripting

        1
        T1064

        Persistence

        Boot or Logon Autostart Execution

        1
        T1547

        Registry Run Keys / Startup Folder

        1
        T1547.001

        Privilege Escalation

        Boot or Logon Autostart Execution

        1
        T1547

        Registry Run Keys / Startup Folder

        1
        T1547.001

        Defense Evasion

        Scripting

        1
        T1064

        Modify Registry

        1
        T1112

        Discovery

        Query Registry

        1
        T1012

        System Information Discovery

        2
        T1082

        Collection

        Email Collection

        1
        T1114

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • C:\Users\Admin\AppData\Roaming\wou\HXHLE
          Filesize

          91KB

          MD5

          9375872d82fbfe00eb4f6e608aa170d8

          SHA1

          b6d6f7059c025075141293cc0c1f80c1063ef75b

          SHA256

          a1b44347af8b2b2bf0409bb96e99f012035dc494ef44db409dbcd2bb726ff2e9

          SHA512

          f05e7f8c5d4edc6c41c0a2e4c63492a8578a4ae44e093396214fe422b90bd6e6d5fc98e1d8c4ee2253845a8b1a0bf202cd27450f641a8261d7f660b26162b863

        • C:\Users\Admin\AppData\Roaming\wou\odm.exe
          Filesize

          732KB

          MD5

          71d8f6d5dc35517275bc38ebcc815f9f

          SHA1

          cae4e8c730de5a01d30aabeb3e5cb2136090ed8d

          SHA256

          fb73a819b37523126c7708a1d06f3b8825fa60c926154ab2d511ba668f49dc4b

          SHA512

          4826f45000ea50d9044e3ef11e83426281fbd5f3f5a25f9786c2e487b4cf26b04f6f900ca6e70440644c9d75f700a4c908ab6f398f59c65ee1bff85dfef4ce59

        • C:\Users\Admin\AppData\Roaming\wou\rid.ico
          Filesize

          1.2MB

          MD5

          a5f2dcee6a2a6047aa8fdde1ae2ce290

          SHA1

          7a082661c9a3431cd89ed4d9959178d60b9570f7

          SHA256

          7da78e767ff859970c8dae593b62f1366c2c651500eb280f0077a2245a9a8625

          SHA512

          e001300fc56f9bc8e9d61cb904ea6dec5ca447729015c9ff3dccc021f319fcce57ebaabb196a56f80d249dfbb88b4a0a273858cf14c7b9a93c10c9c8bc243d0a

        • C:\Users\Admin\AppData\Roaming\wou\spd
          Filesize

          4B

          MD5

          098f6bcd4621d373cade4e832627b4f6

          SHA1

          a94a8fe5ccb19ba61c4c0873d391e987982fbbd3

          SHA256

          9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08

          SHA512

          ee26b0dd4af7e749aa1a8ee3c10ae9923f618980772e473f8819a5d4940e0db27ac185f8a0e1d5f84f88bc887fd67b143732c304cc5fa9ad8e6f57f50028a8ff

        • memory/1712-100-0x0000000000400000-0x0000000000458000-memory.dmp
          Filesize

          352KB

        • memory/1772-91-0x00000000007B0000-0x000000000087C000-memory.dmp
          Filesize

          816KB

        • memory/1772-92-0x00000000007B0000-0x000000000087C000-memory.dmp
          Filesize

          816KB

        • memory/3100-89-0x0000000000400000-0x0000000000484000-memory.dmp
          Filesize

          528KB

        • memory/3272-96-0x0000000000400000-0x000000000041B000-memory.dmp
          Filesize

          108KB

        • memory/3272-97-0x0000000000400000-0x000000000041B000-memory.dmp
          Filesize

          108KB

        • memory/3272-99-0x0000000000400000-0x000000000041B000-memory.dmp
          Filesize

          108KB

        • memory/3272-98-0x0000000000420000-0x00000000004E9000-memory.dmp
          Filesize

          804KB