Analysis

  • max time kernel
    111s
  • max time network
    102s
  • platform
    windows7_x64
  • resource
    win7-20240729-en
  • resource tags

    arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
  • submitted
    05-10-2024 08:58

General

  • Target

    18e8556789ba12cac2e51b4b4f8540b5f2ec254b40eae0eb7b63e64457187794.exe

  • Size

    551KB

  • MD5

    066daf6c46293a0c6cf03655d3cb784f

  • SHA1

    9f69ac84534befbc184c4afd6cd1b8c4bf3fef9e

  • SHA256

    18e8556789ba12cac2e51b4b4f8540b5f2ec254b40eae0eb7b63e64457187794

  • SHA512

    63d4150c48f4b4e75a06f1ca2ed82f497982d2ead890d16f8da33406c633523bdd04cf2fddadc7a3f4c4be1df0f7fcee0eb3826ecf2afb4f25f96aa3b19e07e2

  • SSDEEP

    12288:eSD3oZTCvnjD4fae6HNMvUaRuJLddkYKpx7WFUCCsP:eECcn4fZ6tMvZRaddkGFUCX

Malware Config

Extracted

Family

vidar

C2

http://proxy.johnmccrea.com/

https://steamcommunity.com/profiles/76561199780418869

https://t.me/ae5ed

Attributes
  • user_agent

    Mozilla/5.0 (Macintosh; Intel Mac OS X 10.15; rv:130.0) Gecko/20100101 Firefox/130.0

Extracted

Family

lumma

Extracted

Family

lumma

C2

https://spirittunek.store/api

https://mobbipenju.store/api

https://eaglepawnoy.store/api

https://dissapoiznw.store/api

https://studennotediw.store/api

https://bathdoomgaz.store/api

Signatures

  • Detect Vidar Stealer 16 IoCs
  • Lumma Stealer, LummaC

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

  • Vidar

    Vidar is an infostealer based on Arkei stealer.

  • Downloads MZ/PE file
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 11 IoCs
  • Unsecured Credentials: Credentials In Files 1 TTPs

    Steal credentials from unsecured files.

  • Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
  • Suspicious use of SetThreadContext 2 IoCs
  • Browser Information Discovery 1 TTPs

    Enumerate browser information.

  • Program crash 2 IoCs
  • 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.

  • Checks processor information in registry 2 TTPs 2 IoCs

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

  • Delays execution with timeout.exe 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 28 IoCs
  • Suspicious use of WriteProcessMemory 49 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\18e8556789ba12cac2e51b4b4f8540b5f2ec254b40eae0eb7b63e64457187794.exe
    "C:\Users\Admin\AppData\Local\Temp\18e8556789ba12cac2e51b4b4f8540b5f2ec254b40eae0eb7b63e64457187794.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2300
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe"
      2⤵
        PID:380
      • C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
        "C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe"
        2⤵
        • Loads dropped DLL
        • System Location Discovery: System Language Discovery
        • Checks processor information in registry
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of WriteProcessMemory
        PID:300
        • C:\ProgramData\EGDBFIIECB.exe
          "C:\ProgramData\EGDBFIIECB.exe"
          3⤵
          • Executes dropped EXE
          • Suspicious use of SetThreadContext
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:1720
          • C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
            "C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe"
            4⤵
              PID:1968
            • C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
              "C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe"
              4⤵
              • System Location Discovery: System Language Discovery
              PID:2180
            • C:\Windows\SysWOW64\WerFault.exe
              C:\Windows\SysWOW64\WerFault.exe -u -p 1720 -s 72
              4⤵
              • Loads dropped DLL
              • Program crash
              PID:2376
          • C:\Windows\SysWOW64\cmd.exe
            "C:\Windows\system32\cmd.exe" /c timeout /t 10 & rd /s /q "C:\ProgramData\AAKEGDAKEHJD" & exit
            3⤵
            • System Location Discovery: System Language Discovery
            • Suspicious use of WriteProcessMemory
            PID:1936
            • C:\Windows\SysWOW64\timeout.exe
              timeout /t 10
              4⤵
              • System Location Discovery: System Language Discovery
              • Delays execution with timeout.exe
              PID:2292
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 2300 -s 60
          2⤵
          • Program crash
          PID:2192

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • C:\ProgramData\EGDBFIIECB.exe

        Filesize

        518KB

        MD5

        bc96ba0fafdbaf751ca0035354b79bce

        SHA1

        28c870238fa9ccbba139d24c244be98a3bcd0878

        SHA256

        d29b4b63c9bb58a662c28b69013aa91ab5923a116e8fc21c8f5bbc45672fc780

        SHA512

        88cfff2bd57ba055be52713867340d8ab68eb5469032bfa657fbe79261ba4e21a73112f0ce4d01892566e38f6f9abb462f7fe73a593b0f719ca4287c179c3e87

      • C:\Users\Admin\AppData\Local\Temp\CabECA2.tmp

        Filesize

        70KB

        MD5

        49aebf8cbd62d92ac215b2923fb1b9f5

        SHA1

        1723be06719828dda65ad804298d0431f6aff976

        SHA256

        b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f

        SHA512

        bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b

      • C:\Users\Admin\AppData\Local\Temp\TarECB5.tmp

        Filesize

        181KB

        MD5

        4ea6026cf93ec6338144661bf1202cd1

        SHA1

        a1dec9044f750ad887935a01430bf49322fbdcb7

        SHA256

        8efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8

        SHA512

        6c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b

      • \ProgramData\mozglue.dll

        Filesize

        593KB

        MD5

        c8fd9be83bc728cc04beffafc2907fe9

        SHA1

        95ab9f701e0024cedfbd312bcfe4e726744c4f2e

        SHA256

        ba06a6ee0b15f5be5c4e67782eec8b521e36c107a329093ec400fe0404eb196a

        SHA512

        fbb446f4a27ef510e616caad52945d6c9cc1fd063812c41947e579ec2b54df57c6dc46237ded80fca5847f38cbe1747a6c66a13e2c8c19c664a72be35eb8b040

      • \ProgramData\nss3.dll

        Filesize

        2.0MB

        MD5

        1cc453cdf74f31e4d913ff9c10acdde2

        SHA1

        6e85eae544d6e965f15fa5c39700fa7202f3aafe

        SHA256

        ac5c92fe6c51cfa742e475215b83b3e11a4379820043263bf50d4068686c6fa5

        SHA512

        dd9ff4e06b00dc831439bab11c10e9b2ae864ea6e780d3835ea7468818f35439f352ef137da111efcdf2bb6465f6ca486719451bf6cf32c6a4420a56b1d64571

      • memory/300-62-0x0000000000400000-0x0000000000676000-memory.dmp

        Filesize

        2.5MB

      • memory/300-70-0x0000000000400000-0x0000000000676000-memory.dmp

        Filesize

        2.5MB

      • memory/300-5-0x0000000000400000-0x0000000000676000-memory.dmp

        Filesize

        2.5MB

      • memory/300-13-0x0000000000400000-0x0000000000676000-memory.dmp

        Filesize

        2.5MB

      • memory/300-10-0x0000000000400000-0x0000000000676000-memory.dmp

        Filesize

        2.5MB

      • memory/300-8-0x0000000000400000-0x0000000000676000-memory.dmp

        Filesize

        2.5MB

      • memory/300-14-0x0000000000400000-0x0000000000676000-memory.dmp

        Filesize

        2.5MB

      • memory/300-15-0x0000000000400000-0x0000000000676000-memory.dmp

        Filesize

        2.5MB

      • memory/300-18-0x000000001B6C0000-0x000000001B91F000-memory.dmp

        Filesize

        2.4MB

      • memory/300-32-0x0000000000400000-0x0000000000676000-memory.dmp

        Filesize

        2.5MB

      • memory/300-40-0x0000000000400000-0x0000000000676000-memory.dmp

        Filesize

        2.5MB

      • memory/300-6-0x0000000000400000-0x0000000000676000-memory.dmp

        Filesize

        2.5MB

      • memory/300-7-0x00000000FFFDE000-0x00000000FFFDF000-memory.dmp

        Filesize

        4KB

      • memory/300-139-0x0000000000400000-0x0000000000676000-memory.dmp

        Filesize

        2.5MB

      • memory/300-63-0x0000000000400000-0x0000000000676000-memory.dmp

        Filesize

        2.5MB

      • memory/300-2-0x0000000000400000-0x0000000000676000-memory.dmp

        Filesize

        2.5MB

      • memory/300-71-0x0000000000400000-0x0000000000676000-memory.dmp

        Filesize

        2.5MB

      • memory/300-72-0x0000000000400000-0x0000000000676000-memory.dmp

        Filesize

        2.5MB

      • memory/300-3-0x0000000000400000-0x0000000000676000-memory.dmp

        Filesize

        2.5MB

      • memory/300-1-0x0000000000400000-0x0000000000676000-memory.dmp

        Filesize

        2.5MB

      • memory/300-4-0x0000000000400000-0x0000000000676000-memory.dmp

        Filesize

        2.5MB

      • memory/1720-89-0x0000000001420000-0x0000000001421000-memory.dmp

        Filesize

        4KB

      • memory/2180-94-0x0000000000400000-0x0000000000463000-memory.dmp

        Filesize

        396KB

      • memory/2180-98-0x0000000000400000-0x0000000000463000-memory.dmp

        Filesize

        396KB

      • memory/2180-99-0x0000000000400000-0x0000000000463000-memory.dmp

        Filesize

        396KB

      • memory/2180-93-0x0000000000400000-0x0000000000463000-memory.dmp

        Filesize

        396KB

      • memory/2180-92-0x0000000000400000-0x0000000000463000-memory.dmp

        Filesize

        396KB

      • memory/2180-91-0x0000000000400000-0x0000000000463000-memory.dmp

        Filesize

        396KB

      • memory/2180-96-0x0000000000400000-0x0000000000463000-memory.dmp

        Filesize

        396KB

      • memory/2180-90-0x0000000000400000-0x0000000000463000-memory.dmp

        Filesize

        396KB

      • memory/2180-95-0x00000000FFFDE000-0x00000000FFFDF000-memory.dmp

        Filesize

        4KB

      • memory/2300-0-0x0000000000D28000-0x0000000000D2A000-memory.dmp

        Filesize

        8KB