Analysis

  • max time kernel
    148s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    09-10-2024 08:16

General

  • Target

    3e9bcffa53eaeed8668e7908a9a85b3c2a67608f7c3a1ceba896a8a1f45add76.exe

  • Size

    571KB

  • MD5

    1ea9e6542ab9990ae4a578c799e185ae

  • SHA1

    fbf88d5a63b8681e6ad99ed2352d7cb5c3b5af9d

  • SHA256

    3e9bcffa53eaeed8668e7908a9a85b3c2a67608f7c3a1ceba896a8a1f45add76

  • SHA512

    386fe388da5dfeba729262f2cc5d1e3dd2c5d871433c94ff4dc4637030f9c916872976578c32f1c2fa6810e35085fbf17a5fcda2a6919a7e9cd319fab6ce1ee9

  • SSDEEP

    12288:ULg1ZnYljsg9y2m5kuQHN08Wo8dtA9z1mlMyDRYP/4S:UwnYV25P8Wo8d+x746PA

Malware Config

Extracted

Family

vidar

Botnet

4a5bc8b73e12425adc3c399da8136891

C2

https://t.me/maslengdsa

https://steamcommunity.com/profiles/76561199786602107

https://t.me/lpnjoke

Attributes
  • user_agent

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

Extracted

Family

lumma

Signatures

  • Detect Vidar Stealer 17 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 2 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 8 IoCs
  • Suspicious use of WriteProcessMemory 31 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\3e9bcffa53eaeed8668e7908a9a85b3c2a67608f7c3a1ceba896a8a1f45add76.exe
    "C:\Users\Admin\AppData\Local\Temp\3e9bcffa53eaeed8668e7908a9a85b3c2a67608f7c3a1ceba896a8a1f45add76.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:1444
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe"
      2⤵
        PID:4080
      • 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:4432
        • C:\ProgramData\JDGCGDBGCA.exe
          "C:\ProgramData\JDGCGDBGCA.exe"
          3⤵
          • Executes dropped EXE
          • Suspicious use of SetThreadContext
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:904
          • 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:1952
          • C:\Windows\SysWOW64\WerFault.exe
            C:\Windows\SysWOW64\WerFault.exe -u -p 904 -s 292
            4⤵
            • Program crash
            PID:4988
        • C:\Windows\SysWOW64\cmd.exe
          "C:\Windows\system32\cmd.exe" /c timeout /t 10 & rd /s /q "C:\ProgramData\JEGHJDGIJECG" & exit
          3⤵
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:4148
          • C:\Windows\SysWOW64\timeout.exe
            timeout /t 10
            4⤵
            • System Location Discovery: System Language Discovery
            • Delays execution with timeout.exe
            PID:4100
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 1444 -s 256
        2⤵
        • Program crash
        PID:2564
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 1444 -ip 1444
      1⤵
        PID:2248
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -pss -s 536 -p 904 -ip 904
        1⤵
          PID:2428

        Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • C:\ProgramData\JDGCGDBGCA.exe

          Filesize

          555KB

          MD5

          977a0bac1521a5d1739a187bcb3e2b7e

          SHA1

          2bc10b026c6deedf9df4283930759ab041d95c24

          SHA256

          6ad1c9a514dd9a2e2213d52f6c943451c9eb8f2a074913fa98c68d644fd3466b

          SHA512

          82abfd4691f3743cbb733ab7c9985f268111f5b0182a5fe45431cb79b657add4255718d548b7866445b5369c1c318ac08e5dd2afeb5f231dbaec0d5e20a4b1b6

        • C:\ProgramData\mozglue.dll

          Filesize

          593KB

          MD5

          c8fd9be83bc728cc04beffafc2907fe9

          SHA1

          95ab9f701e0024cedfbd312bcfe4e726744c4f2e

          SHA256

          ba06a6ee0b15f5be5c4e67782eec8b521e36c107a329093ec400fe0404eb196a

          SHA512

          fbb446f4a27ef510e616caad52945d6c9cc1fd063812c41947e579ec2b54df57c6dc46237ded80fca5847f38cbe1747a6c66a13e2c8c19c664a72be35eb8b040

        • C:\ProgramData\nss3.dll

          Filesize

          2.0MB

          MD5

          1cc453cdf74f31e4d913ff9c10acdde2

          SHA1

          6e85eae544d6e965f15fa5c39700fa7202f3aafe

          SHA256

          ac5c92fe6c51cfa742e475215b83b3e11a4379820043263bf50d4068686c6fa5

          SHA512

          dd9ff4e06b00dc831439bab11c10e9b2ae864ea6e780d3835ea7468818f35439f352ef137da111efcdf2bb6465f6ca486719451bf6cf32c6a4420a56b1d64571

        • memory/904-97-0x00000000001B4000-0x00000000001B6000-memory.dmp

          Filesize

          8KB

        • memory/1444-0-0x0000000000F6D000-0x0000000000F6F000-memory.dmp

          Filesize

          8KB

        • memory/1952-101-0x0000000000400000-0x0000000000461000-memory.dmp

          Filesize

          388KB

        • memory/1952-100-0x0000000000400000-0x0000000000461000-memory.dmp

          Filesize

          388KB

        • memory/1952-98-0x0000000000400000-0x0000000000461000-memory.dmp

          Filesize

          388KB

        • memory/4432-45-0x0000000000400000-0x0000000000676000-memory.dmp

          Filesize

          2.5MB

        • memory/4432-75-0x0000000000400000-0x0000000000676000-memory.dmp

          Filesize

          2.5MB

        • memory/4432-28-0x0000000000400000-0x0000000000676000-memory.dmp

          Filesize

          2.5MB

        • memory/4432-44-0x0000000000400000-0x0000000000676000-memory.dmp

          Filesize

          2.5MB

        • memory/4432-19-0x0000000000400000-0x0000000000676000-memory.dmp

          Filesize

          2.5MB

        • memory/4432-53-0x0000000000400000-0x0000000000676000-memory.dmp

          Filesize

          2.5MB

        • memory/4432-18-0x0000000000400000-0x0000000000676000-memory.dmp

          Filesize

          2.5MB

        • memory/4432-11-0x0000000024DD0000-0x000000002502F000-memory.dmp

          Filesize

          2.4MB

        • memory/4432-74-0x0000000000400000-0x0000000000676000-memory.dmp

          Filesize

          2.5MB

        • memory/4432-27-0x0000000000400000-0x0000000000676000-memory.dmp

          Filesize

          2.5MB

        • memory/4432-82-0x0000000000400000-0x0000000000676000-memory.dmp

          Filesize

          2.5MB

        • memory/4432-83-0x0000000000400000-0x0000000000676000-memory.dmp

          Filesize

          2.5MB

        • memory/4432-8-0x0000000000400000-0x0000000000676000-memory.dmp

          Filesize

          2.5MB

        • memory/4432-7-0x0000000000400000-0x0000000000676000-memory.dmp

          Filesize

          2.5MB

        • memory/4432-6-0x0000000000400000-0x0000000000676000-memory.dmp

          Filesize

          2.5MB

        • memory/4432-3-0x0000000000400000-0x0000000000676000-memory.dmp

          Filesize

          2.5MB

        • memory/4432-2-0x0000000000400000-0x0000000000676000-memory.dmp

          Filesize

          2.5MB

        • memory/4432-102-0x0000000000400000-0x0000000000676000-memory.dmp

          Filesize

          2.5MB