Analysis

  • max time kernel
    142s
  • max time network
    148s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    03/11/2024, 20:44

General

  • Target

    24a23986595cddd1f5ece2a39b39349a0d7101dd98c69b000b54432a3bb9e338.exe

  • Size

    1.7MB

  • MD5

    15064527753763619d3781b780ded930

  • SHA1

    26d03ea8ced5a9fceb3260cf9e71bf1f08768c8b

  • SHA256

    24a23986595cddd1f5ece2a39b39349a0d7101dd98c69b000b54432a3bb9e338

  • SHA512

    626a700ab6fc50be15b59e63a5114c100d5b95a6531f24ada010a70f9438f2c769df336980e58bfb4b799e484ec9b897555bc31be3a10fc3b9b356be0452f5de

  • SSDEEP

    49152:qJfJlyMrgsK4Dg2JYYZqNi/3nXeHgUAozs1:qJBlVg2J9SOntVn

Score
8/10

Malware Config

Signatures

  • Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

    Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Drops startup file 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 6 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Delays execution with timeout.exe 1 IoCs
  • Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Suspicious behavior: AddClipboardFormatListener 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of WriteProcessMemory 15 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\24a23986595cddd1f5ece2a39b39349a0d7101dd98c69b000b54432a3bb9e338.exe
    "C:\Users\Admin\AppData\Local\Temp\24a23986595cddd1f5ece2a39b39349a0d7101dd98c69b000b54432a3bb9e338.exe"
    1⤵
    • Checks computer location settings
    • Drops startup file
    • System Location Discovery: System Language Discovery
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:3076
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "powershell.exe" Add-MpPreference -ExclusionPath 'C:\Users\Admin\AppData\Roaming\ACCApi'
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2860
    • C:\Windows\SysWOW64\schtasks.exe
      "schtasks.exe" /create /tn AccSys /tr "C:\Users\Admin\AppData\Roaming\ACCApi\apihost.exe" /st 20:50 /du 23:59 /sc daily /ri 1 /f
      2⤵
      • System Location Discovery: System Language Discovery
      • Scheduled Task/Job: Scheduled Task
      PID:3220
    • C:\Users\Admin\AppData\Roaming\ACCApi\apihost.exe
      "C:\Users\Admin\AppData\Roaming\ACCApi\apihost.exe"
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: AddClipboardFormatListener
      • Suspicious use of AdjustPrivilegeToken
      PID:3312
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmpC38E.tmp.cmd""
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:2160
      • C:\Windows\SysWOW64\timeout.exe
        timeout 6
        3⤵
        • System Location Discovery: System Language Discovery
        • Delays execution with timeout.exe
        PID:4796

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_riggcscd.fys.ps1

          Filesize

          60B

          MD5

          d17fe0a3f47be24a6453e9ef58c94641

          SHA1

          6ab83620379fc69f80c0242105ddffd7d98d5d9d

          SHA256

          96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

          SHA512

          5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

        • C:\Users\Admin\AppData\Local\Temp\tmpC38E.tmp.cmd

          Filesize

          216B

          MD5

          22efc612a01c7d3dc23e7174118bdaa4

          SHA1

          06f59e4221ad6aed725f09b06462bc0d140f177e

          SHA256

          826011bb724cf5fae821d49be1aa7f77c4835667cc2b5cb8b8e5236a195974bb

          SHA512

          229756e3305315d37962bfcbfded2fc8d3b8b119975f7796c8b91bd3bd13f361a74990dd1917e7ed8a1cc9ffa7b0d50941814c338064c2efb1af97eb10398fad

        • C:\Users\Admin\AppData\Roaming\ACCApi\apihost.exe

          Filesize

          1.8MB

          MD5

          1d05ba175d6c78ed694dec4625826759

          SHA1

          1da12c706cd2d8b4150a873c15e2580921888a44

          SHA256

          793290ad562a6a9a8b41f37554ecb0b1656aea8b8af84f521deb39f9d0414c5a

          SHA512

          a719602692f3d13c3ff97929afd3e0868958c758855d65d26ab90a2bbbd838d89162b4ac801cd900afc01b5884ab1fc56dc74b1824b7fc4ebb918087a4edc141

        • memory/2860-38-0x0000000005F10000-0x0000000006264000-memory.dmp

          Filesize

          3.3MB

        • memory/2860-58-0x0000000007620000-0x000000000763A000-memory.dmp

          Filesize

          104KB

        • memory/2860-9-0x0000000005460000-0x0000000005A88000-memory.dmp

          Filesize

          6.2MB

        • memory/2860-10-0x0000000074950000-0x0000000075100000-memory.dmp

          Filesize

          7.7MB

        • memory/2860-12-0x0000000074950000-0x0000000075100000-memory.dmp

          Filesize

          7.7MB

        • memory/2860-68-0x0000000074950000-0x0000000075100000-memory.dmp

          Filesize

          7.7MB

        • memory/2860-19-0x0000000005A90000-0x0000000005AB2000-memory.dmp

          Filesize

          136KB

        • memory/2860-21-0x0000000074950000-0x0000000075100000-memory.dmp

          Filesize

          7.7MB

        • memory/2860-65-0x0000000007940000-0x0000000007948000-memory.dmp

          Filesize

          32KB

        • memory/2860-64-0x0000000007960000-0x000000000797A000-memory.dmp

          Filesize

          104KB

        • memory/2860-20-0x0000000005BF0000-0x0000000005C56000-memory.dmp

          Filesize

          408KB

        • memory/2860-63-0x0000000007860000-0x0000000007874000-memory.dmp

          Filesize

          80KB

        • memory/2860-62-0x0000000007850000-0x000000000785E000-memory.dmp

          Filesize

          56KB

        • memory/2860-61-0x0000000007820000-0x0000000007831000-memory.dmp

          Filesize

          68KB

        • memory/2860-5-0x0000000004D40000-0x0000000004D76000-memory.dmp

          Filesize

          216KB

        • memory/2860-44-0x00000000072A0000-0x00000000072D2000-memory.dmp

          Filesize

          200KB

        • memory/2860-22-0x0000000005CD0000-0x0000000005D36000-memory.dmp

          Filesize

          408KB

        • memory/2860-42-0x0000000006320000-0x000000000636C000-memory.dmp

          Filesize

          304KB

        • memory/2860-45-0x0000000072240000-0x000000007228C000-memory.dmp

          Filesize

          304KB

        • memory/2860-55-0x00000000068C0000-0x00000000068DE000-memory.dmp

          Filesize

          120KB

        • memory/2860-56-0x00000000074E0000-0x0000000007583000-memory.dmp

          Filesize

          652KB

        • memory/2860-57-0x0000000007C60000-0x00000000082DA000-memory.dmp

          Filesize

          6.5MB

        • memory/2860-41-0x00000000062D0000-0x00000000062EE000-memory.dmp

          Filesize

          120KB

        • memory/2860-59-0x0000000007690000-0x000000000769A000-memory.dmp

          Filesize

          40KB

        • memory/2860-60-0x00000000078A0000-0x0000000007936000-memory.dmp

          Filesize

          600KB

        • memory/3076-0-0x000000007495E000-0x000000007495F000-memory.dmp

          Filesize

          4KB

        • memory/3076-1-0x0000000000AE0000-0x0000000000B04000-memory.dmp

          Filesize

          144KB

        • memory/3076-2-0x00000000059C0000-0x0000000005F64000-memory.dmp

          Filesize

          5.6MB

        • memory/3076-3-0x0000000005510000-0x00000000055A2000-memory.dmp

          Filesize

          584KB

        • memory/3312-39-0x0000000074950000-0x0000000075100000-memory.dmp

          Filesize

          7.7MB

        • memory/3312-43-0x0000000005CA0000-0x0000000005CAA000-memory.dmp

          Filesize

          40KB

        • memory/3312-69-0x0000000074950000-0x0000000075100000-memory.dmp

          Filesize

          7.7MB