Analysis

  • max time kernel
    147s
  • max time network
    156s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    10/09/2024, 16:18

General

  • Target
    file.exe
  • Size 13.2MB
  • Sample240910-tryhzstfqe
  • SHA256 98636755633560832c7621a4b85f08553f513c0eee2ad21cc277044349b17075
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Family
  • cryptbot

C2
  • thirtv13pn.top

  • analforeverlovyu.top

Attributes
  • url_path

    /v1/upload.php

Extracted

Family
  • lumma

C2
  • https://preachstrwnwjw.shop/api

  • https://complainnykso.shop/api

  • https://basedsymsotp.shop/api

  • https://charistmatwio.shop/api

  • https://grassemenwji.shop/api

  • https://ignoracndwko.shop/api

  • https://stitchmiscpaew.shop/api

  • https://commisionipwn.shop/api

  • https://tenntysjuxmz.shop/api

Signatures

  • CryptBot

    CryptBot is a C++ stealer distributed widely in bundle with other software.

  • Lumma Stealer, LummaC

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

  • Credentials from Password Stores: Credentials from Web Browsers 1 TTPs

    Malicious Access or copy of Web Browser Credential store.

  • Command and Scripting Interpreter: PowerShell 1 TTPs 2 IoCs

    Run Powershell and hide display window.

  • Downloads MZ/PE file
  • Checks computer location settings 2 TTPs 7 IoCs

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

  • Executes dropped EXE 5 IoCs
  • Loads dropped DLL 19 IoCs
  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • Suspicious use of SetThreadContext 1 IoCs
  • Detects Pyinstaller 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 26 IoCs

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

  • Checks processor information in registry 2 TTPs 2 IoCs

    Processor information is often read in order to detect sandboxing environments.

  • Kills process with taskkill 3 IoCs
  • Modifies registry class 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: EnumeratesProcesses 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 5 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\file.exe
    "C:\Users\Admin\AppData\Local\Temp\file.exe"
    1⤵
    • Checks computer location settings
    • System Location Discovery: System Language Discovery
    • Modifies registry class
    • Suspicious use of WriteProcessMemory
    PID:644
    • C:\Windows\SysWOW64\WScript.exe
      "C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\RarSFX0\run.vbs"
      2⤵
      • Checks computer location settings
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:3740
      • C:\Users\Admin\AppData\Local\Temp\RarSFX0\build_3.exe
        "C:\Users\Admin\AppData\Local\Temp\RarSFX0\build_3.exe"
        3⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:2972
        • C:\Users\Admin\AppData\Local\Temp\RarSFX0\build_3.exe
          "C:\Users\Admin\AppData\Local\Temp\RarSFX0\build_3.exe"
          4⤵
          • Checks computer location settings
          • Executes dropped EXE
          • Loads dropped DLL
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:4384
          • C:\Windows\SysWOW64\cmd.exe
            C:\Windows\system32\cmd.exe /c "cscript.exe C:\Users\Public\make.vbs"
            5⤵
            • System Location Discovery: System Language Discovery
            • Suspicious use of WriteProcessMemory
            PID:2960
            • C:\Windows\SysWOW64\cscript.exe
              cscript.exe C:\Users\Public\make.vbs
              6⤵
              • Checks computer location settings
              • System Location Discovery: System Language Discovery
              • Suspicious use of WriteProcessMemory
              PID:2320
              • C:\Windows\SysWOW64\cmd.exe
                "C:\Windows\System32\cmd.exe" /c taskkill/IM C:\Users\Public\Channel3.exe /F /t
                7⤵
                • System Location Discovery: System Language Discovery
                • Suspicious use of WriteProcessMemory
                PID:64
                • C:\Windows\SysWOW64\taskkill.exe
                  taskkill /IM C:\Users\Public\Channel3.exe /F /t
                  8⤵
                  • System Location Discovery: System Language Discovery
                  • Kills process with taskkill
                  • Suspicious use of AdjustPrivilegeToken
                  PID:4916
          • C:\Windows\SysWOW64\cmd.exe
            C:\Windows\system32\cmd.exe /c "del C:\Users\Public\make.vbs"
            5⤵
            • System Location Discovery: System Language Discovery
            PID:4840
          • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
            "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -WindowStyle hidden -Command "saps C:\Users\Public\Channel3.exe"
            5⤵
            • Command and Scripting Interpreter: PowerShell
            • System Location Discovery: System Language Discovery
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious use of AdjustPrivilegeToken
            • Suspicious use of WriteProcessMemory
            PID:984
            • C:\Users\Public\Channel3.exe
              "C:\Users\Public\Channel3.exe"
              6⤵
              • Checks computer location settings
              • Executes dropped EXE
              • System Location Discovery: System Language Discovery
              • Checks processor information in registry
              PID:2056
              • C:\Users\Admin\AppData\Local\Temp\service123.exe
                "C:\Users\Admin\AppData\Local\Temp\service123.exe"
                7⤵
                • Executes dropped EXE
                • Loads dropped DLL
                • System Location Discovery: System Language Discovery
                PID:3988
              • C:\Windows\SysWOW64\schtasks.exe
                "C:\Windows\System32\schtasks.exe" /create /tn "ServiceData4" /tr "C:\Users\Admin\AppData\Local\Temp\/service123.exe" /st 00:01 /du 9800:59 /sc once /ri 1 /f
                7⤵
                • System Location Discovery: System Language Discovery
                • Scheduled Task/Job: Scheduled Task
                PID:2816
          • C:\Windows\SysWOW64\cmd.exe
            C:\Windows\system32\cmd.exe /c "cscript.exe C:\Users\Public\make.vbs"
            5⤵
            • System Location Discovery: System Language Discovery
            • Suspicious use of WriteProcessMemory
            PID:2852
            • C:\Windows\SysWOW64\cscript.exe
              cscript.exe C:\Users\Public\make.vbs
              6⤵
              • Checks computer location settings
              • System Location Discovery: System Language Discovery
              • Suspicious use of WriteProcessMemory
              PID:448
              • C:\Windows\SysWOW64\cmd.exe
                "C:\Windows\System32\cmd.exe" /c taskkill/IM C:\Users\Public\File1.exe /F /t
                7⤵
                • System Location Discovery: System Language Discovery
                • Suspicious use of WriteProcessMemory
                PID:3444
                • C:\Windows\SysWOW64\taskkill.exe
                  taskkill /IM C:\Users\Public\File1.exe /F /t
                  8⤵
                  • System Location Discovery: System Language Discovery
                  • Kills process with taskkill
                  • Suspicious use of AdjustPrivilegeToken
                  PID:2592
          • C:\Windows\SysWOW64\cmd.exe
            C:\Windows\system32\cmd.exe /c "del C:\Users\Public\make.vbs"
            5⤵
            • System Location Discovery: System Language Discovery
            PID:1244
          • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
            "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -WindowStyle hidden -Command "saps C:\Users\Public\File1.exe"
            5⤵
            • Command and Scripting Interpreter: PowerShell
            • System Location Discovery: System Language Discovery
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious use of AdjustPrivilegeToken
            • Suspicious use of WriteProcessMemory
            PID:4148
            • C:\Users\Public\File1.exe
              "C:\Users\Public\File1.exe"
              6⤵
              • Executes dropped EXE
              • Suspicious use of SetThreadContext
              • System Location Discovery: System Language Discovery
              PID:1228
              • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
                "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
                7⤵
                • System Location Discovery: System Language Discovery
                PID:4208
          • C:\Windows\SysWOW64\cmd.exe
            C:\Windows\system32\cmd.exe /c "cscript.exe C:\Users\Public\make.vbs"
            5⤵
            • System Location Discovery: System Language Discovery
            • Suspicious use of WriteProcessMemory
            PID:3980
            • C:\Windows\SysWOW64\cscript.exe
              cscript.exe C:\Users\Public\make.vbs
              6⤵
              • Checks computer location settings
              • System Location Discovery: System Language Discovery
              • Suspicious use of WriteProcessMemory
              PID:1532
              • C:\Windows\SysWOW64\cmd.exe
                "C:\Windows\System32\cmd.exe" /c taskkill/IM C:\Users\Public\Windows.exe /F /t
                7⤵
                • System Location Discovery: System Language Discovery
                • Suspicious use of WriteProcessMemory
                PID:2732
                • C:\Windows\SysWOW64\taskkill.exe
                  taskkill /IM C:\Users\Public\Windows.exe /F /t
                  8⤵
                  • System Location Discovery: System Language Discovery
                  • Kills process with taskkill
                  • Suspicious use of AdjustPrivilegeToken
                  PID:3548
          • C:\Windows\SysWOW64\cmd.exe
            C:\Windows\system32\cmd.exe /c "del C:\Users\Public\make.vbs"
            5⤵
            • System Location Discovery: System Language Discovery
            PID:4720

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        powershell.exe.log

        • Path C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log
        • Size 1KB
        • SHA256 aa1c97cdbce9a848f1db2ad483f19caa535b55a3a1ef2ad1260e0437002bc82c
        • MD5 SHA1 SHA512

        StartupProfileData-NonInteractive

        • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
        • Size 15KB
        • SHA256 75177d592faa06e4af8c7c8096f442a13765c15d6e02370d812970f8b4e6e326
        • MD5 SHA1 SHA512 SSDEEP

        build_3.exe

        • Path C:\Users\Admin\AppData\Local\Temp\RarSFX0\build_3.exe
        • Size 13.1MB
        • SHA256 9bf4addec6787aef2292e1f9dad3172c2495605d67f26554fb696e5d17b7e4f3
        • MD5 SHA1 SHA512 SSDEEP

        run.vbs

        • Path C:\Users\Admin\AppData\Local\Temp\RarSFX0\run.vbs
        • Size 183B
        • SHA256 a65c3f6bbbf207e375f5447c8659816eac91fd037bc51216ca9d835bd1d9696d
        • MD5 SHA1 SHA512

        VCRUNTIME140.dll

        • Path C:\Users\Admin\AppData\Local\Temp\_MEI29722\VCRUNTIME140.dll
        • Size 88KB
        • SHA256 70dd90f6ee01854cecf18b1b6d1dfbf30d33c5170ba07ad8b64721f0bdcc235e
        • MD5 SHA1 SHA512 SSDEEP

        _bz2.pyd

        • Path C:\Users\Admin\AppData\Local\Temp\_MEI29722\_bz2.pyd
        • Size 80KB
        • SHA256 fe351e980e0c098f33615e0d54aef87eb79aebb9a0b179f33bcf0f93fc9a6338
        • MD5 SHA1 SHA512 SSDEEP

        _cffi_backend.cp312-win32.pyd

        • Path C:\Users\Admin\AppData\Local\Temp\_MEI29722\_cffi_backend.cp312-win32.pyd
        • Size 155KB
        • SHA256 1f841ec41003f74e656735ed74b84365427ef6e330c312fa458d2cee9cedc99b
        • MD5 SHA1 SHA512 SSDEEP

        _decimal.pyd

        • Path C:\Users\Admin\AppData\Local\Temp\_MEI29722\_decimal.pyd
        • Size 197KB
        • SHA256 2f994d1555703739de1f4498d0196c5f96dfffad0eb60b161718c16168b53bd1
        • MD5 SHA1 SHA512 SSDEEP

        _hashlib.pyd

        • Path C:\Users\Admin\AppData\Local\Temp\_MEI29722\_hashlib.pyd
        • Size 48KB
        • SHA256 05f013509826fb8a690403baa9e8879d577b67fc9a7e8c1f09aa054a9339eca2
        • MD5 SHA1 SHA512 SSDEEP

        _lzma.pyd

        • Path C:\Users\Admin\AppData\Local\Temp\_MEI29722\_lzma.pyd
        • Size 145KB
        • SHA256 e2ca5e4bd2fbdb52069c90182fea1873b111a2045f7e26cdb3772896d1a199ef
        • MD5 SHA1 SHA512 SSDEEP

        _queue.pyd

        • Path C:\Users\Admin\AppData\Local\Temp\_MEI29722\_queue.pyd
        • Size 28KB
        • SHA256 0cb74d8aad8805c081c5585aef216828c010545469164067294d38b9410d3e2c
        • MD5 SHA1 SHA512 SSDEEP

        _socket.pyd

        • Path C:\Users\Admin\AppData\Local\Temp\_MEI29722\_socket.pyd
        • Size 71KB
        • SHA256 ebfc54652c2d3b4fc0f69b06972b056060e55f6aab06bf0caa1328c5e76eb118
        • MD5 SHA1 SHA512 SSDEEP

        _ssl.pyd

        • Path C:\Users\Admin\AppData\Local\Temp\_MEI29722\_ssl.pyd
        • Size 154KB
        • SHA256 0e97b0f87c7b9ec74d9162fc6e41a800f60825167c50845031c2207dcddf3346
        • MD5 SHA1 SHA512 SSDEEP

        base_library.zip

        • Path C:\Users\Admin\AppData\Local\Temp\_MEI29722\base_library.zip
        • Size 1.3MB
        • SHA256 8de4f013bfecb9431aabaa97bb084fb7de127b365b9478d6f7610959bf0d2783
        • MD5 SHA1 SHA512 SSDEEP

        libcrypto-3.dll

        • Path C:\Users\Admin\AppData\Local\Temp\_MEI29722\libcrypto-3.dll
        • Size 3.3MB
        • SHA256 7de51a1913ca3b10027f83d99ccccb166d6a3c06ca5d6358f260342dbacdbf6a
        • MD5 SHA1 SHA512 SSDEEP

        libssl-3.dll

        • Path C:\Users\Admin\AppData\Local\Temp\_MEI29722\libssl-3.dll
        • Size 620KB
        • SHA256 b777ccc04c05ca5b0a6ff68e6c46ad9837dc02311ee132ad6a81910f4a1ed54f
        • MD5 SHA1 SHA512 SSDEEP

        python3.dll

        • Path C:\Users\Admin\AppData\Local\Temp\_MEI29722\python3.dll
        • Size 66KB
        • SHA256 130632508b1a7f6293bb67e13441e0e21164a5df8e5dabaec9ebe73a35544bad
        • MD5 SHA1 SHA512 SSDEEP

        python312.dll

        • Path C:\Users\Admin\AppData\Local\Temp\_MEI29722\python312.dll
        • Size 5.6MB
        • SHA256 65900b1bc22af5bb974385f7f2a8742ffd12860010cbe0aedb62ff5598998414
        • MD5 SHA1 SHA512 SSDEEP

        pythoncom312.dll

        • Path C:\Users\Admin\AppData\Local\Temp\_MEI29722\pywin32_system32\pythoncom312.dll
        • Size 527KB
        • SHA256 b02fd24536f917bbd110da4712106a391e453cc6323f4e6c60a683f077b1514e
        • MD5 SHA1 SHA512 SSDEEP

        pywintypes312.dll

        • Path C:\Users\Admin\AppData\Local\Temp\_MEI29722\pywin32_system32\pywintypes312.dll
        • Size 106KB
        • SHA256 5beb99a5e1e83b8f5e4a6c6185348f689f73071c0b68b6a70964ea53c5c17f22
        • MD5 SHA1 SHA512 SSDEEP

        select.pyd

        • Path C:\Users\Admin\AppData\Local\Temp\_MEI29722\select.pyd
        • Size 26KB
        • SHA256 ac861ea9320c0ec16c1c8eaa68fbf35dcff977d4e980bd50cdc7195d6f00e9e4
        • MD5 SHA1 SHA512 SSDEEP

        unicodedata.pyd

        • Path C:\Users\Admin\AppData\Local\Temp\_MEI29722\unicodedata.pyd
        • Size 1.1MB
        • SHA256 4e60bd8e5d8676f1b2ca30f06c5bb858cd6db35801ffbf6b6ceec336d880e808
        • MD5 SHA1 SHA512 SSDEEP

        win32api.pyd

        • Path C:\Users\Admin\AppData\Local\Temp\_MEI29722\win32\win32api.pyd
        • Size 101KB
        • SHA256 0ac64c91f49af4a1b86446c85e53e9ee899e27047368f9819a3c16c6e53454ab
        • MD5 SHA1 SHA512 SSDEEP

        __PSScriptPolicyTest_0xn2rrcw.11r.ps1

        • Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_0xn2rrcw.11r.ps1
        • Size 60B
        • SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
        • MD5 SHA1 SHA512

        d93f411851d7c929.customDestinations-ms

        • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\d93f411851d7c929.customDestinations-ms
        • Size 4KB
        • SHA256 088098a822081a1b934e44e1e990f8a41ed2d1da2d5f0510981a15a2bb2bddc5
        • MD5 SHA1 SHA512 SSDEEP

        Channel3.exe

        • Path C:\Users\Public\Channel3.exe
        • Size 6.3MB
        • SHA256 ae7bc6b6f6ecb206a7b957e4bb86e0d11845c5b2d9f7a00a482bef63b567ce4c
        • MD5 SHA1 SHA512 SSDEEP

        File1.exe

        • Path C:\Users\Public\File1.exe
        • Size 315KB
        • SHA256 e1cad6961c9fcbbcb8a974c5d6cc58a248d2d69880d1ca8355ef8a92c3bc8afc
        • MD5 SHA1 SHA512 SSDEEP

        make.vbs

        • Path C:\Users\Public\make.vbs
        • Size 143B
        • SHA256 a1340d619e4952340929cf07848de213d5ab27e2b9ab8399a52d1c8fdec8ab67
        • MD5 SHA1 SHA512

        make.vbs

        • Path C:\Users\Public\make.vbs
        • Size 144B
        • SHA256 8baa0b6ef0b25f1de4b15c6190f0b68f40c90bb69cef5ea3a819d5f3ba606488
        • MD5 SHA1 SHA512

        make.vbs

        • Path C:\Users\Public\make.vbs
        • Size 141B
        • SHA256 2d2114848d90467e84cce62f55f894488f751e1c5ce38d9a83f265d5b330b4ed
        • MD5 SHA1 SHA512

        memory/984-113-0x0000000007730000-0x00000000077C6000-memory.dmp

        memory/984-98-0x0000000005F70000-0x0000000005FD6000-memory.dmp

        memory/984-97-0x00000000057A0000-0x00000000057C2000-memory.dmp

        memory/984-114-0x0000000006BD0000-0x0000000006BEA000-memory.dmp

        memory/984-115-0x0000000006C20000-0x0000000006C42000-memory.dmp

        memory/984-116-0x0000000007D80000-0x0000000008324000-memory.dmp

        memory/984-111-0x0000000006750000-0x000000000679C000-memory.dmp

        memory/984-110-0x0000000006720000-0x000000000673E000-memory.dmp

        memory/984-95-0x00000000052D0000-0x0000000005306000-memory.dmp

        memory/984-109-0x0000000006150000-0x00000000064A4000-memory.dmp

        memory/984-96-0x0000000005940000-0x0000000005F68000-memory.dmp

        memory/984-99-0x00000000060E0000-0x0000000006146000-memory.dmp

        memory/1228-152-0x0000000000620000-0x0000000000674000-memory.dmp

        memory/2056-153-0x0000000000400000-0x000000000106C000-memory.dmp

        memory/2056-123-0x0000000000400000-0x000000000106C000-memory.dmp

        memory/2056-171-0x0000000000400000-0x000000000106C000-memory.dmp

        memory/3988-173-0x00000000009C0000-0x00000000009D1000-memory.dmp

        memory/3988-174-0x0000000073640000-0x000000007377C000-memory.dmp

        memory/4148-148-0x0000000006C90000-0x0000000006CDC000-memory.dmp

        memory/4148-146-0x00000000063C0000-0x0000000006714000-memory.dmp

        memory/4208-157-0x0000000000400000-0x0000000000459000-memory.dmp

        memory/4208-161-0x0000000000400000-0x0000000000459000-memory.dmp

        memory/4208-159-0x0000000000400000-0x0000000000459000-memory.dmp