Analysis

  • max time kernel
    147s
  • max time network
    155s
  • platform
    windows7_x64
  • resource
    win7-20240705-en
  • resource tags

    arch:x64arch:x86image:win7-20240705-enlocale:en-usos:windows7-x64system
  • submitted
    07-07-2024 09:26

General

  • Target

    7ccfae8644c3bc7439b88f2dc0de06bb5082de09b0bf5e143de17487ff252224.exe

  • Size

    5.4MB

  • MD5

    a2a9c309c5300a53d2c2fc41b71b174b

  • SHA1

    f6c26eae1925425fa8966266e87a57b688fad218

  • SHA256

    7ccfae8644c3bc7439b88f2dc0de06bb5082de09b0bf5e143de17487ff252224

  • SHA512

    a29eec8fa98174a74e9bd93c5902cdd95ce329ff8b7a1469901a95705dc1d7fffde58afa296399febb8559d8cd73c932945e85cce8af54e7a672d8f1618e3f7c

  • SSDEEP

    98304:j+ddAtuMvY00V2vtQSH7OuqeGszSQTADu0mL63KQOKvYA1ZuoyQPNf+xKi:wdOuMvc8VdbOuqePmQTAKH63NYAiGfiT

Malware Config

Signatures

  • Rhadamanthys

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

  • Suspicious use of NtCreateUserProcessOtherParentProcess 1 IoCs
  • Command and Scripting Interpreter: PowerShell 1 TTPs 2 IoCs

    Run Powershell and hide display window.

  • Deletes itself 1 IoCs
  • Executes dropped EXE 4 IoCs
  • Loads dropped DLL 2 IoCs
  • Drops file in System32 directory 2 IoCs
  • Suspicious use of SetThreadContext 5 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: EnumeratesProcesses 10 IoCs
  • Suspicious use of AdjustPrivilegeToken 13 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
      PID:1176
      • C:\Users\Admin\AppData\Local\Temp\7ccfae8644c3bc7439b88f2dc0de06bb5082de09b0bf5e143de17487ff252224.exe
        "C:\Users\Admin\AppData\Local\Temp\7ccfae8644c3bc7439b88f2dc0de06bb5082de09b0bf5e143de17487ff252224.exe"
        2⤵
        • Loads dropped DLL
        • Suspicious use of SetThreadContext
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:1744
        • C:\Users\Admin\AppData\Local\Temp\BLueHvffhw.exe
          "C:\Users\Admin\AppData\Local\Temp\BLueHvffhw.exe"
          3⤵
          • Executes dropped EXE
          • Loads dropped DLL
          • Suspicious use of SetThreadContext
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of WriteProcessMemory
          PID:2856
          • C:\Users\Admin\AppData\Local\Temp\BLueHvffhw.exe
            "C:\Users\Admin\AppData\Local\Temp\BLueHvffhw.exe"
            4⤵
            • Executes dropped EXE
            • Suspicious use of AdjustPrivilegeToken
            PID:1504
        • C:\Users\Admin\AppData\Local\Temp\7ccfae8644c3bc7439b88f2dc0de06bb5082de09b0bf5e143de17487ff252224.exe
          "C:\Users\Admin\AppData\Local\Temp\7ccfae8644c3bc7439b88f2dc0de06bb5082de09b0bf5e143de17487ff252224.exe"
          3⤵
          • Suspicious use of NtCreateUserProcessOtherParentProcess
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of WriteProcessMemory
          PID:2280
      • C:\Windows\SysWOW64\dialer.exe
        "C:\Windows\system32\dialer.exe"
        2⤵
        • Deletes itself
        • Suspicious behavior: EnumeratesProcesses
        PID:1764
    • C:\Windows\system32\taskeng.exe
      taskeng.exe {0B70DEB4-8D08-4C5E-838A-AE98850AF86A} S-1-5-21-1385883288-3042840365-2734249351-1000:RPXOCQRF\Admin:S4U:
      1⤵
      • Suspicious use of WriteProcessMemory
      PID:8116
      • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
        powershell.exe -ExecutionPolicy Bypass -WindowStyle Hidden -NoProfile -enc QQBkAGQALQBNAHAAUAByAGUAZgBlAHIAZQBuAGMAZQAgAC0ARQB4AGMAbAB1AHMAaQBvAG4AUABhAHQAaAAgAEMAOgBcAFUAcwBlAHIAcwBcAEEAZABtAGkAbgBcAEEAcABwAEQAYQB0AGEAXABMAG8AYwBhAGwALABDADoAXABVAHMAZQByAHMAXABBAGQAbQBpAG4AXABBAHAAcABEAGEAdABhAFwATABvAGMAYQBsAFwAVABlAG0AcABcADsAIABBAGQAZAAtAE0AcABQAHIAZQBmAGUAcgBlAG4AYwBlACAALQBFAHgAYwBsAHUAcwBpAG8AbgBQAHIAbwBjAGUAcwBzACAARgBhAGwAbABiAGEAYwBrAEIAdQBmAGYAZQByAC4AZQB4AGUAOwA=
        2⤵
        • Command and Scripting Interpreter: PowerShell
        • Drops file in System32 directory
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:8148
      • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
        powershell.exe -ExecutionPolicy Bypass -WindowStyle Hidden -NoProfile -enc QQBkAGQALQBNAHAAUAByAGUAZgBlAHIAZQBuAGMAZQAgAC0ARQB4AGMAbAB1AHMAaQBvAG4AUABhAHQAaAAgAEMAOgBcAFUAcwBlAHIAcwBcAEEAZABtAGkAbgBcAEEAcABwAEQAYQB0AGEAXABMAG8AYwBhAGwALABDADoAXABVAHMAZQByAHMAXABBAGQAbQBpAG4AXABBAHAAcABEAGEAdABhAFwATABvAGMAYQBsAFwAVABlAG0AcABcADsAIABBAGQAZAAtAE0AcABQAHIAZQBmAGUAcgBlAG4AYwBlACAALQBFAHgAYwBsAHUAcwBpAG8AbgBQAHIAbwBjAGUAcwBzACAARgBhAGwAbABiAGEAYwBrAEIAdQBmAGYAZQByAC4AZQB4AGUAOwA=
        2⤵
        • Command and Scripting Interpreter: PowerShell
        • Drops file in System32 directory
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:4080
    • C:\Windows\system32\taskeng.exe
      taskeng.exe {209C1061-5DDF-45AF-9D5C-FC9F4D4889CD} S-1-5-21-1385883288-3042840365-2734249351-1000:RPXOCQRF\Admin:Interactive:[1]
      1⤵
      • Suspicious use of WriteProcessMemory
      PID:376
      • C:\Users\Admin\AppData\Local\Current\nruqauxdx\FallbackBuffer.exe
        C:\Users\Admin\AppData\Local\Current\nruqauxdx\FallbackBuffer.exe
        2⤵
        • Executes dropped EXE
        • Suspicious use of SetThreadContext
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:1796
        • C:\Users\Admin\AppData\Local\Current\nruqauxdx\FallbackBuffer.exe
          "C:\Users\Admin\AppData\Local\Current\nruqauxdx\FallbackBuffer.exe"
          3⤵
          • Executes dropped EXE
          • Suspicious use of SetThreadContext
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of WriteProcessMemory
          PID:5876
          • C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
            C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
            4⤵
            • Suspicious use of SetThreadContext
            • Suspicious use of AdjustPrivilegeToken
            • Suspicious use of WriteProcessMemory
            PID:8720
            • C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
              "C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe"
              5⤵
              • Suspicious use of AdjustPrivilegeToken
              PID:884

    Network

    MITRE ATT&CK Matrix ATT&CK v13

    Execution

    Command and Scripting Interpreter

    1
    T1059

    PowerShell

    1
    T1059.001

    Discovery

    System Information Discovery

    1
    T1082

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\BLueHvffhw.exe
      Filesize

      2.7MB

      MD5

      abf2da5b3e7845f50463a72f8b6e6aaa

      SHA1

      a5299f55950ca82134da73b9e9844c5d624114c3

      SHA256

      2a4b1ae0ae67cd31f85680e6351bd5b92ff61e246c158decb1a43a3ef01d9f2c

      SHA512

      570e8becd18b36d66a2ac295518c8ba3c0bc83d8a6175e601b509efd9237462d1d0826dbeb9e52465e7cdcd57cb4ae7fd859ddc4a5aad895cef6ef7fa981e8a4

    • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\590aee7bdd69b59b.customDestinations-ms
      Filesize

      7KB

      MD5

      369479251883ebf1deadfcc821ba9aa1

      SHA1

      278ca44a75db2cb892a2fd90fa6d692370576f1d

      SHA256

      ca485ca179d6d4b38376571f4cae67bc66aa96bbc475e891b4af271e0897b5e4

      SHA512

      c07d6d4c1b8deb5fdcb0069c67e37bcae82533d8a5fd5ce50d087cc14a4c0693d969aa93f483b0f51ba37658db40c919b079c3bdccf90fa11638fe21035d453c

    • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\6FAUCA7X4ESXWAIOK3BC.temp
      Filesize

      7KB

      MD5

      06c9d638b33dab1da0087d5d26a1ec35

      SHA1

      4201f129934d13da986ce2fe9db6cecb3e6d0f6b

      SHA256

      f78f7b6e4ab80eeb8e0b8aef9a3c5ae494f36cc37d21d0b3140eb9912a55a475

      SHA512

      4dbd5c446c5c05b096fd9d8ce8b1cea03648ee4f60b1e47cf48bc7b825d837e393763931359833ff6428e9f16fcd7402c019033ca7bc810c84a3be151c5eaa74

    • memory/1504-9829-0x0000000000C00000-0x0000000000CE8000-memory.dmp
      Filesize

      928KB

    • memory/1504-12035-0x00000000005B0000-0x00000000005B8000-memory.dmp
      Filesize

      32KB

    • memory/1504-12036-0x0000000000B10000-0x0000000000B66000-memory.dmp
      Filesize

      344KB

    • memory/1504-9828-0x0000000000150000-0x00000000001FC000-memory.dmp
      Filesize

      688KB

    • memory/1744-54-0x0000000005F40000-0x00000000064AE000-memory.dmp
      Filesize

      5.4MB

    • memory/1744-66-0x0000000005F40000-0x00000000064AE000-memory.dmp
      Filesize

      5.4MB

    • memory/1744-42-0x0000000005F40000-0x00000000064AE000-memory.dmp
      Filesize

      5.4MB

    • memory/1744-44-0x0000000005F40000-0x00000000064AE000-memory.dmp
      Filesize

      5.4MB

    • memory/1744-46-0x0000000005F40000-0x00000000064AE000-memory.dmp
      Filesize

      5.4MB

    • memory/1744-57-0x0000000005F40000-0x00000000064AE000-memory.dmp
      Filesize

      5.4MB

    • memory/1744-61-0x0000000005F40000-0x00000000064AE000-memory.dmp
      Filesize

      5.4MB

    • memory/1744-17-0x0000000005F40000-0x00000000064AE000-memory.dmp
      Filesize

      5.4MB

    • memory/1744-63-0x0000000005F40000-0x00000000064AE000-memory.dmp
      Filesize

      5.4MB

    • memory/1744-18-0x0000000005F40000-0x00000000064AE000-memory.dmp
      Filesize

      5.4MB

    • memory/1744-84-0x0000000005F40000-0x00000000064AE000-memory.dmp
      Filesize

      5.4MB

    • memory/1744-69-0x0000000005F40000-0x00000000064AE000-memory.dmp
      Filesize

      5.4MB

    • memory/1744-71-0x0000000005F40000-0x00000000064AE000-memory.dmp
      Filesize

      5.4MB

    • memory/1744-74-0x0000000005F40000-0x00000000064AE000-memory.dmp
      Filesize

      5.4MB

    • memory/1744-76-0x0000000005F40000-0x00000000064AE000-memory.dmp
      Filesize

      5.4MB

    • memory/1744-82-0x0000000005F40000-0x00000000064AE000-memory.dmp
      Filesize

      5.4MB

    • memory/1744-21-0x0000000005F40000-0x00000000064AE000-memory.dmp
      Filesize

      5.4MB

    • memory/1744-88-0x0000000005F40000-0x00000000064AE000-memory.dmp
      Filesize

      5.4MB

    • memory/1744-93-0x0000000005F40000-0x00000000064AE000-memory.dmp
      Filesize

      5.4MB

    • memory/1744-94-0x0000000005F40000-0x00000000064AE000-memory.dmp
      Filesize

      5.4MB

    • memory/1744-96-0x0000000005F40000-0x00000000064AE000-memory.dmp
      Filesize

      5.4MB

    • memory/1744-98-0x0000000005F40000-0x00000000064AE000-memory.dmp
      Filesize

      5.4MB

    • memory/1744-27-0x0000000005F40000-0x00000000064AE000-memory.dmp
      Filesize

      5.4MB

    • memory/1744-38-0x0000000005F40000-0x00000000064AE000-memory.dmp
      Filesize

      5.4MB

    • memory/1744-14-0x0000000005F40000-0x00000000064AE000-memory.dmp
      Filesize

      5.4MB

    • memory/1744-40-0x0000000005F40000-0x00000000064AE000-memory.dmp
      Filesize

      5.4MB

    • memory/1744-48-0x0000000005F40000-0x00000000064AE000-memory.dmp
      Filesize

      5.4MB

    • memory/1744-0-0x00000000740EE000-0x00000000740EF000-memory.dmp
      Filesize

      4KB

    • memory/1744-52-0x0000000005F40000-0x00000000064AE000-memory.dmp
      Filesize

      5.4MB

    • memory/1744-51-0x0000000005F40000-0x00000000064AE000-memory.dmp
      Filesize

      5.4MB

    • memory/1744-1-0x0000000000AC0000-0x0000000001038000-memory.dmp
      Filesize

      5.5MB

    • memory/1744-72-0x0000000005F40000-0x00000000064AE000-memory.dmp
      Filesize

      5.4MB

    • memory/1744-12-0x0000000005F40000-0x00000000064AE000-memory.dmp
      Filesize

      5.4MB

    • memory/1744-22-0x0000000005F40000-0x00000000064AE000-memory.dmp
      Filesize

      5.4MB

    • memory/1744-80-0x0000000005F40000-0x00000000064AE000-memory.dmp
      Filesize

      5.4MB

    • memory/1744-79-0x0000000005F40000-0x00000000064AE000-memory.dmp
      Filesize

      5.4MB

    • memory/1744-100-0x0000000005F40000-0x00000000064AE000-memory.dmp
      Filesize

      5.4MB

    • memory/1744-4890-0x0000000004CD0000-0x0000000004D1C000-memory.dmp
      Filesize

      304KB

    • memory/1744-4889-0x0000000006E10000-0x00000000071C0000-memory.dmp
      Filesize

      3.7MB

    • memory/1744-4892-0x00000000740E0000-0x00000000747CE000-memory.dmp
      Filesize

      6.9MB

    • memory/1744-4891-0x00000000740E0000-0x00000000747CE000-memory.dmp
      Filesize

      6.9MB

    • memory/1744-4899-0x00000000091C0000-0x0000000009214000-memory.dmp
      Filesize

      336KB

    • memory/1744-2-0x0000000005F40000-0x00000000064B4000-memory.dmp
      Filesize

      5.5MB

    • memory/1744-64-0x0000000005F40000-0x00000000064AE000-memory.dmp
      Filesize

      5.4MB

    • memory/1744-10-0x0000000005F40000-0x00000000064AE000-memory.dmp
      Filesize

      5.4MB

    • memory/1744-3-0x0000000005F40000-0x00000000064AE000-memory.dmp
      Filesize

      5.4MB

    • memory/1744-8-0x0000000005F40000-0x00000000064AE000-memory.dmp
      Filesize

      5.4MB

    • memory/1744-4-0x0000000005F40000-0x00000000064AE000-memory.dmp
      Filesize

      5.4MB

    • memory/1744-4918-0x00000000740E0000-0x00000000747CE000-memory.dmp
      Filesize

      6.9MB

    • memory/1744-6-0x0000000005F40000-0x00000000064AE000-memory.dmp
      Filesize

      5.4MB

    • memory/1796-12050-0x0000000001110000-0x00000000013CC000-memory.dmp
      Filesize

      2.7MB

    • memory/2280-9806-0x0000000000400000-0x00000000004B0000-memory.dmp
      Filesize

      704KB

    • memory/2280-10321-0x0000000000380000-0x0000000000388000-memory.dmp
      Filesize

      32KB

    • memory/2856-4919-0x0000000004B20000-0x0000000004DD8000-memory.dmp
      Filesize

      2.7MB

    • memory/2856-4902-0x00000000740E0000-0x00000000747CE000-memory.dmp
      Filesize

      6.9MB

    • memory/2856-4901-0x0000000001190000-0x000000000144C000-memory.dmp
      Filesize

      2.7MB

    • memory/2856-9807-0x00000000055D0000-0x00000000056C4000-memory.dmp
      Filesize

      976KB

    • memory/2856-9827-0x00000000740E0000-0x00000000747CE000-memory.dmp
      Filesize

      6.9MB

    • memory/4080-26259-0x000000001A1B0000-0x000000001A492000-memory.dmp
      Filesize

      2.9MB

    • memory/4080-26260-0x0000000001340000-0x0000000001348000-memory.dmp
      Filesize

      32KB

    • memory/5876-16950-0x0000000000400000-0x00000000004AC000-memory.dmp
      Filesize

      688KB

    • memory/8148-12046-0x0000000000B30000-0x0000000000B38000-memory.dmp
      Filesize

      32KB

    • memory/8148-12045-0x000000001A180000-0x000000001A462000-memory.dmp
      Filesize

      2.9MB

    • memory/8720-19159-0x0000000000400000-0x00000000006BC000-memory.dmp
      Filesize

      2.7MB