Analysis

  • max time kernel
    93s
  • max time network
    100s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    06/09/2024, 07:29

General

  • Target
    ea08a3b22d711a703d4932a3f0fb693d6faadbd6ad5d87ec7938784c36fb553a.exe
  • Size 3.9MB
  • Sample240906-jbaf4stgpc
  • SHA256 ea08a3b22d711a703d4932a3f0fb693d6faadbd6ad5d87ec7938784c36fb553a
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Family
  • rhadamanthys

C2
  • https://89.117.152.231:443/e0bd9c1f4515facb49/gj28n35o.2n73x

Signatures

  • Rhadamanthys

    Rhadamanthys is an info stealer written in C++ first seen in August 2022.

  • Suspicious use of NtCreateUserProcessOtherParentProcess 1 IoCs
  • Executes dropped EXE 3 IoCs
  • Loads dropped DLL 5 IoCs
  • Suspicious use of SetThreadContext 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.

  • Suspicious behavior: EnumeratesProcesses 11 IoCs
  • Suspicious behavior: MapViewOfSection 2 IoCs
  • Suspicious use of WriteProcessMemory 20 IoCs

Processes

  • C:\Windows\system32\sihost.exe
    sihost.exe
    1⤵
      PID:2664
      • C:\Windows\SysWOW64\openwith.exe
        "C:\Windows\system32\openwith.exe"
        2⤵
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        PID:4424
    • C:\Users\Admin\AppData\Local\Temp\ea08a3b22d711a703d4932a3f0fb693d6faadbd6ad5d87ec7938784c36fb553a.exe
      "C:\Users\Admin\AppData\Local\Temp\ea08a3b22d711a703d4932a3f0fb693d6faadbd6ad5d87ec7938784c36fb553a.exe"
      1⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:1880
      • C:\Windows\Temp\{28063A81-DF73-4141-B668-DCF7B10FCACF}\.cr\ea08a3b22d711a703d4932a3f0fb693d6faadbd6ad5d87ec7938784c36fb553a.exe
        "C:\Windows\Temp\{28063A81-DF73-4141-B668-DCF7B10FCACF}\.cr\ea08a3b22d711a703d4932a3f0fb693d6faadbd6ad5d87ec7938784c36fb553a.exe" -burn.clean.room="C:\Users\Admin\AppData\Local\Temp\ea08a3b22d711a703d4932a3f0fb693d6faadbd6ad5d87ec7938784c36fb553a.exe" -burn.filehandle.attached=532 -burn.filehandle.self=540
        2⤵
        • Executes dropped EXE
        • Loads dropped DLL
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:3896
        • C:\Windows\Temp\{1356800F-6F78-4605-BFD0-5A1F47C65107}\.ba\pythonw.exe
          "C:\Windows\Temp\{1356800F-6F78-4605-BFD0-5A1F47C65107}\.ba\pythonw.exe"
          3⤵
          • Executes dropped EXE
          • Loads dropped DLL
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of WriteProcessMemory
          PID:2368
          • C:\Users\Admin\AppData\Roaming\vkb_wordpad_v2\pythonw.exe
            C:\Users\Admin\AppData\Roaming\vkb_wordpad_v2\pythonw.exe
            4⤵
            • Executes dropped EXE
            • Loads dropped DLL
            • Suspicious use of SetThreadContext
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious behavior: MapViewOfSection
            • Suspicious use of WriteProcessMemory
            PID:3616
            • C:\Windows\SysWOW64\cmd.exe
              C:\Windows\SysWOW64\cmd.exe
              5⤵
              • System Location Discovery: System Language Discovery
              • Suspicious behavior: EnumeratesProcesses
              • Suspicious behavior: MapViewOfSection
              • Suspicious use of WriteProcessMemory
              PID:3868
              • C:\Windows\SysWOW64\explorer.exe
                C:\Windows\SysWOW64\explorer.exe
                6⤵
                • Suspicious use of NtCreateUserProcessOtherParentProcess
                • System Location Discovery: System Language Discovery
                • Suspicious behavior: EnumeratesProcesses
                • Suspicious use of WriteProcessMemory
                PID:684

    Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

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          Downloads

          bfc6c227

          • Path C:\Users\Admin\AppData\Local\Temp\bfc6c227
          • Size 1.1MB
          • SHA256 7c89585237bd72df910fc07354f941dd36a9a2163120f4ff8cd8f75189a72287
          • MD5 SHA1 SHA512 SSDEEP

          Jetsam.dll

          • Path C:\Windows\Temp\{1356800F-6F78-4605-BFD0-5A1F47C65107}\.ba\Jetsam.dll
          • Size 1.1MB
          • SHA256 97b3113d73a62755cd99fac73eadb311d1204e6ec1034a85a585955e202e1132
          • MD5 SHA1 SHA512 SSDEEP

          dvanamu

          • Path C:\Windows\Temp\{1356800F-6F78-4605-BFD0-5A1F47C65107}\.ba\dvanamu
          • Size 953KB
          • SHA256 e6275bb0a6bb6fe4eb16d10dc91494535577689d68ff9301ef8471a4277dc552
          • MD5 SHA1 SHA512 SSDEEP

          python310.dll

          • Path C:\Windows\Temp\{1356800F-6F78-4605-BFD0-5A1F47C65107}\.ba\python310.dll
          • Size 4.3MB
          • SHA256 c1d822a1cd0d204d782d5d5627875608a5acb2008fbfd2346af4f63243e87a40
          • MD5 SHA1 SHA512 SSDEEP

          pythonw.exe

          • Path C:\Windows\Temp\{1356800F-6F78-4605-BFD0-5A1F47C65107}\.ba\pythonw.exe
          • Size 94KB
          • SHA256 040d121a3179f49cd3f33f4bc998bc8f78b7f560bfd93f279224d69e76a06e92
          • MD5 SHA1 SHA512 SSDEEP

          tdn

          • Path C:\Windows\Temp\{1356800F-6F78-4605-BFD0-5A1F47C65107}\.ba\tdn
          • Size 83KB
          • SHA256 a9ccf11b8f6bcedff1b7d4eea4d4b2122f7e5ecac119617d0596b92c4ed5aeeb
          • MD5 SHA1 SHA512 SSDEEP

          vcruntime140.dll

          • Path C:\Windows\Temp\{1356800F-6F78-4605-BFD0-5A1F47C65107}\.ba\vcruntime140.dll
          • Size 106KB
          • SHA256 69320f278d90efaaeb67e2a1b55e5b0543883125834c812c8d9c39676e0494fc
          • MD5 SHA1 SHA512 SSDEEP

          ea08a3b22d711a703d4932a3f0fb693d6faadbd6ad5d87ec7938784c36fb553a.exe

          • Path C:\Windows\Temp\{28063A81-DF73-4141-B668-DCF7B10FCACF}\.cr\ea08a3b22d711a703d4932a3f0fb693d6faadbd6ad5d87ec7938784c36fb553a.exe
          • Size 3.9MB
          • SHA256 ea08a3b22d711a703d4932a3f0fb693d6faadbd6ad5d87ec7938784c36fb553a
          • MD5 SHA1 SHA512 SSDEEP

          memory/684-52-0x0000000075BF0000-0x0000000075E05000-memory.dmp

          memory/684-46-0x0000000000BD0000-0x0000000000C50000-memory.dmp

          memory/684-55-0x0000000000BD0000-0x0000000000C50000-memory.dmp

          memory/684-49-0x0000000004000000-0x0000000004400000-memory.dmp

          memory/684-48-0x0000000004000000-0x0000000004400000-memory.dmp

          memory/684-44-0x0000000000BD0000-0x0000000000C50000-memory.dmp

          memory/684-45-0x00007FFACEFB0000-0x00007FFACF1A5000-memory.dmp

          memory/2368-22-0x00007FFAC0020000-0x00007FFAC0192000-memory.dmp

          memory/3616-38-0x00007FFAC0020000-0x00007FFAC0192000-memory.dmp

          memory/3616-37-0x00007FFAC0020000-0x00007FFAC0192000-memory.dmp

          memory/3868-42-0x0000000074F10000-0x000000007508B000-memory.dmp

          memory/3868-41-0x00007FFACEFB0000-0x00007FFACF1A5000-memory.dmp

          memory/4424-53-0x0000000000F30000-0x0000000000F39000-memory.dmp

          memory/4424-57-0x0000000002D60000-0x0000000003160000-memory.dmp

          memory/4424-58-0x00007FFACEFB0000-0x00007FFACF1A5000-memory.dmp

          memory/4424-60-0x0000000075BF0000-0x0000000075E05000-memory.dmp