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Analysis

  • max time kernel
    151s
  • max time network
    57s
  • platform
    windows7_x64
  • resource
    win7-20221111-en
  • resource tags

    arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system
  • submitted
    01/12/2022, 19:04

General

  • Target

    b589714421a06f4639c5abbf7be3fcb1d1251bd82e669c9a252b9a7bbe3ad8fd.exe

  • Size

    101KB

  • MD5

    c6b1c1d86809801a3f8003538861d5b4

  • SHA1

    9b518f14587b3a1489d57b761ad5af7200567310

  • SHA256

    b589714421a06f4639c5abbf7be3fcb1d1251bd82e669c9a252b9a7bbe3ad8fd

  • SHA512

    22ab21722e076c66999f5896bdefac78606e8928132e6b595565747eb9595b65fce8f1597e64c1c5b3cf8f08c509a8b6e5ba1106fbb9c33346add6e54cee4e62

  • SSDEEP

    1536:cDti6KZiKx8La8wenOadt+xButh6GEbDNZRAfC0TOA:cDti6GisPQO1bwEbXRMCA

Score
10/10

Malware Config

Signatures

  • Modifies WinLogon for persistence 2 TTPs 1 IoCs
  • Suspicious use of NtSetInformationThreadHideFromDebugger 4 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: MapViewOfSection 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of FindShellTrayWindow 7 IoCs
  • Suspicious use of SendNotifyMessage 3 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 23 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
    • Suspicious use of NtSetInformationThreadHideFromDebugger
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of WriteProcessMemory
    PID:1268
    • C:\Users\Admin\AppData\Local\Temp\b589714421a06f4639c5abbf7be3fcb1d1251bd82e669c9a252b9a7bbe3ad8fd.exe
      "C:\Users\Admin\AppData\Local\Temp\b589714421a06f4639c5abbf7be3fcb1d1251bd82e669c9a252b9a7bbe3ad8fd.exe"
      2⤵
      • Suspicious use of SetThreadContext
      • Suspicious use of WriteProcessMemory
      PID:1348
      • C:\Users\Admin\AppData\Local\Temp\b589714421a06f4639c5abbf7be3fcb1d1251bd82e669c9a252b9a7bbe3ad8fd.exe
        "C:\Users\Admin\AppData\Local\Temp\b589714421a06f4639c5abbf7be3fcb1d1251bd82e669c9a252b9a7bbe3ad8fd.exe"
        3⤵
        • Suspicious use of NtSetInformationThreadHideFromDebugger
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious behavior: MapViewOfSection
        • Suspicious use of WriteProcessMemory
        PID:864
        • C:\Windows\explorer.exe
          "C:\Windows\explorer.exe"
          4⤵
          • Suspicious use of NtSetInformationThreadHideFromDebugger
          • Suspicious use of WriteProcessMemory
          PID:1400
    • C:\Windows\syswow64\svchost.exe
      "C:\Windows\syswow64\svchost.exe"
      2⤵
      • Modifies WinLogon for persistence
      • Suspicious use of NtSetInformationThreadHideFromDebugger
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:652
      • C:\Windows\SysWOW64\ctfmon.exe
        ctfmon.exe
        3⤵
        • Suspicious use of FindShellTrayWindow
        PID:1672

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • memory/652-76-0x0000000000080000-0x0000000000089000-memory.dmp

    Filesize

    36KB

  • memory/652-71-0x0000000000080000-0x0000000000089000-memory.dmp

    Filesize

    36KB

  • memory/652-73-0x0000000075B61000-0x0000000075B63000-memory.dmp

    Filesize

    8KB

  • memory/652-75-0x0000000000080000-0x0000000000089000-memory.dmp

    Filesize

    36KB

  • memory/864-59-0x0000000000400000-0x0000000000415000-memory.dmp

    Filesize

    84KB

  • memory/864-60-0x0000000000400000-0x0000000000415000-memory.dmp

    Filesize

    84KB

  • memory/864-64-0x0000000000400000-0x0000000000415000-memory.dmp

    Filesize

    84KB

  • memory/864-65-0x0000000000400000-0x0000000000415000-memory.dmp

    Filesize

    84KB

  • memory/864-57-0x0000000000400000-0x0000000000415000-memory.dmp

    Filesize

    84KB

  • memory/864-68-0x0000000000400000-0x0000000000415000-memory.dmp

    Filesize

    84KB

  • memory/864-56-0x0000000000400000-0x0000000000415000-memory.dmp

    Filesize

    84KB

  • memory/864-55-0x0000000000400000-0x0000000000415000-memory.dmp

    Filesize

    84KB

  • memory/1268-67-0x00000000029F0000-0x00000000029F9000-memory.dmp

    Filesize

    36KB

  • memory/1348-62-0x0000000000400000-0x000000000041F000-memory.dmp

    Filesize

    124KB

  • memory/1348-54-0x0000000000400000-0x000000000041F000-memory.dmp

    Filesize

    124KB

  • memory/1400-69-0x00000000FF3D0000-0x00000000FF690000-memory.dmp

    Filesize

    2.8MB

  • memory/1400-70-0x0000000000030000-0x0000000000040000-memory.dmp

    Filesize

    64KB