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Analysis

  • max time kernel
    149s
  • max time network
    149s
  • platform
    windows7_x64
  • resource
    win7-20231215-en
  • resource tags

    arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
  • submitted
    30/12/2023, 22:36

General

  • Target

    1ea9c0ea0563f7681e6f6519f070f079.exe

  • Size

    171KB

  • MD5

    1ea9c0ea0563f7681e6f6519f070f079

  • SHA1

    82a759652adfafd0213d57ef04b41d26a88e6fd8

  • SHA256

    5e41733abb235fc64aefb602fb1273710ce13fbec471f0535688895f3a0462f4

  • SHA512

    18b716087d495a2d658a6a2d56cd3867238ce6b3fd6056ea738c1b9602b4c42874ab2b5d755ffc2514eace57ee94b5a1a61fb1a618d577ec0b1a2bf1d3828e20

  • SSDEEP

    3072:Z7n6GvsLTBwPAeVACQbUUawBpc38YxmS8zm00odMyB5q101cGn7twmDDhJW:ZTHowYgJQbUUo3fxF8zmzox7l1cG5wmH

Score
7/10

Malware Config

Signatures

  • Deletes itself 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Unexpected DNS network traffic destination 4 IoCs

    Network traffic to other servers than the configured DNS servers was detected on the DNS port.

  • Drops desktop.ini file(s) 2 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 5 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of UnmapMainImage 1 IoCs
  • Suspicious use of WriteProcessMemory 12 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
      PID:1300
      • C:\Users\Admin\AppData\Local\Temp\1ea9c0ea0563f7681e6f6519f070f079.exe
        "C:\Users\Admin\AppData\Local\Temp\1ea9c0ea0563f7681e6f6519f070f079.exe"
        2⤵
        • Suspicious use of SetThreadContext
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious behavior: GetForegroundWindowSpam
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:3044
        • C:\Windows\SysWOW64\cmd.exe
          "C:\Windows\system32\cmd.exe"
          3⤵
          • Deletes itself
          PID:2700
    • C:\Windows\system32\svchost.exe
      C:\Windows\system32\svchost.exe -k netsvcs
      1⤵
        PID:848
        • C:\Windows\system32\wbem\WMIADAP.EXE
          wmiadap.exe /F /T /R
          2⤵
            PID:2304
        • C:\Windows\system32\csrss.exe
          %SystemRoot%\system32\csrss.exe ObjectDirectory=\Windows SharedSection=1024,20480,768 Windows=On SubSystemType=Windows ServerDll=basesrv,1 ServerDll=winsrv:UserServerDllInitialization,3 ServerDll=winsrv:ConServerDllInitialization,2 ServerDll=sxssrv,4 ProfileControl=Off MaxRequestThreads=16
          1⤵
          • Executes dropped EXE
          • Drops desktop.ini file(s)
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of UnmapMainImage
          • Suspicious use of WriteProcessMemory
          PID:336
        • C:\Windows\system32\wbem\wmiprvse.exe
          C:\Windows\system32\wbem\wmiprvse.exe -Embedding
          1⤵
            PID:768

          Network

          MITRE ATT&CK Matrix

          Replay Monitor

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          Downloads

          • C:\Windows\system32\consrv.dll

            Filesize

            52KB

            MD5

            6bf2039986af96d98e08824ac6c383fd

            SHA1

            0bb6384656a96943cb427baa92446f987219a02e

            SHA256

            a3e03454ff636f4cdd0a95b856ea9e7857cd3ce0fd2bc6d528ab45781349103f

            SHA512

            fae378badcd6b45d69705d11fe5feb2d9f93fa444249c13aff9b150359ffdbcfe2b160731e193d3e19b6eef18d2ef01de41549a1c2bbdf59501f901511f9068e

          • \??\globalroot\systemroot\assembly\temp\@

            Filesize

            2KB

            MD5

            f55dfa740d236101c1d685c665634c1b

            SHA1

            98bf9d13455419b723154027f62b873f99dac5c9

            SHA256

            607fec0154a69d3a6a783d853e9c1e9bffba304cc9285910121e8835ec7af1f8

            SHA512

            c9f6ff5bae8e67d0fbc95a30d1252b6883f3726259c2316fb4ede6c7f96d861d2ef42b18fd5d85c0ae26fa1a3c0279871fcf4ec6307b35b643844242f917b84c

          • memory/336-31-0x0000000000AB0000-0x0000000000AC1000-memory.dmp

            Filesize

            68KB

          • memory/336-22-0x0000000002690000-0x0000000002692000-memory.dmp

            Filesize

            8KB

          • memory/336-23-0x0000000000AB0000-0x0000000000AC1000-memory.dmp

            Filesize

            68KB

          • memory/336-21-0x0000000000AB0000-0x0000000000AC1000-memory.dmp

            Filesize

            68KB

          • memory/336-30-0x0000000002690000-0x0000000002692000-memory.dmp

            Filesize

            8KB

          • memory/848-34-0x0000000000930000-0x0000000000938000-memory.dmp

            Filesize

            32KB

          • memory/848-38-0x0000000000940000-0x000000000094B000-memory.dmp

            Filesize

            44KB

          • memory/848-42-0x0000000000940000-0x000000000094B000-memory.dmp

            Filesize

            44KB

          • memory/848-43-0x0000000000950000-0x000000000095B000-memory.dmp

            Filesize

            44KB

          • memory/848-45-0x0000000000950000-0x000000000095B000-memory.dmp

            Filesize

            44KB

          • memory/848-33-0x0000000000940000-0x000000000094B000-memory.dmp

            Filesize

            44KB

          • memory/848-46-0x0000000000930000-0x0000000000938000-memory.dmp

            Filesize

            32KB

          • memory/848-47-0x0000000000950000-0x000000000095B000-memory.dmp

            Filesize

            44KB

          • memory/1300-14-0x00000000026A0000-0x00000000026A6000-memory.dmp

            Filesize

            24KB

          • memory/1300-6-0x00000000026A0000-0x00000000026A6000-memory.dmp

            Filesize

            24KB

          • memory/1300-10-0x00000000026A0000-0x00000000026A6000-memory.dmp

            Filesize

            24KB

          • memory/1300-15-0x0000000002690000-0x0000000002692000-memory.dmp

            Filesize

            8KB

          • memory/3044-29-0x0000000000400000-0x0000000000441000-memory.dmp

            Filesize

            260KB

          • memory/3044-27-0x00000000001C0000-0x0000000000201000-memory.dmp

            Filesize

            260KB

          • memory/3044-26-0x0000000000400000-0x0000000000441000-memory.dmp

            Filesize

            260KB

          • memory/3044-0-0x00000000001B0000-0x00000000001B1000-memory.dmp

            Filesize

            4KB

          • memory/3044-5-0x0000000000400000-0x0000000000441000-memory.dmp

            Filesize

            260KB

          • memory/3044-4-0x0000000000290000-0x0000000000291000-memory.dmp

            Filesize

            4KB

          • memory/3044-3-0x00000000001C0000-0x0000000000201000-memory.dmp

            Filesize

            260KB

          • memory/3044-2-0x0000000000400000-0x0000000000441000-memory.dmp

            Filesize

            260KB

          • memory/3044-1-0x0000000000400000-0x0000000000441000-memory.dmp

            Filesize

            260KB