Resubmissions

24-01-2025 18:24

250124-w12m4ssran 10

24-01-2025 18:22

250124-wz3h1ssqfk 3

Analysis

  • max time kernel
    90s
  • max time network
    95s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    24-01-2025 18:24

General

  • Target

    f170f34825d857e3f0bac835dd2385d074aa8f1b7fd1887fb26e847059179dad.exe

  • Size

    975KB

  • MD5

    9cde35700dfe9eb8d7cd5a245c885fea

  • SHA1

    dd7f90313fdc11981b85b701c4c2935cb8d0b392

  • SHA256

    f170f34825d857e3f0bac835dd2385d074aa8f1b7fd1887fb26e847059179dad

  • SHA512

    86f425c785905108676427bed397d8ddafb51bbb1fe1e36fce022e6aaea050227c0ed992eea559ac68954ae7014709d22fa406d9a38c86b62e43ca985a69c77c

  • SSDEEP

    6144:jfkvdAoVGhIIcnSXX04aVhg0SEAAVl/YpKYM463rgqq/tipAxCT:ovd1ghIfnSXE4aWEllgpPJ6b+1s

Malware Config

Extracted

Family

vidar

C2

https://t.me/sc1phell

https://steamcommunity.com/profiles/76561199819539662

Attributes
  • user_agent

    Mozilla/5.0 (Macintosh; Intel Mac OS X 10.15; rv:136.0) Gecko/20100101 Firefox/136.0

Extracted

Family

lumma

C2

https://winnyhelplejsu.shop/api

Signatures

  • Detect Vidar Stealer 2 IoCs
  • Lumma Stealer, LummaC

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

  • Lumma family
  • Vidar

    Vidar is an infostealer based on Arkei stealer.

  • Vidar family
  • Suspicious use of SetThreadContext 3 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 5 IoCs

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

  • Checks SCSI registry key(s) 3 TTPs 3 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 58 IoCs
  • Suspicious use of AdjustPrivilegeToken 6 IoCs
  • Suspicious use of FindShellTrayWindow 59 IoCs
  • Suspicious use of SendNotifyMessage 58 IoCs
  • Suspicious use of WriteProcessMemory 52 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\f170f34825d857e3f0bac835dd2385d074aa8f1b7fd1887fb26e847059179dad.exe
    "C:\Users\Admin\AppData\Local\Temp\f170f34825d857e3f0bac835dd2385d074aa8f1b7fd1887fb26e847059179dad.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2124
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\AddInProcess32.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\AddInProcess32.exe"
      2⤵
      • Suspicious use of SetThreadContext
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:4724
      • C:\Windows\Microsoft.NET\Framework\v4.0.30319\AddInProcess32.exe
        "C:\Windows\Microsoft.NET\Framework\v4.0.30319\AddInProcess32.exe"
        3⤵
        • System Location Discovery: System Language Discovery
        PID:2384
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\AddInProcess32.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\AddInProcess32.exe"
      2⤵
      • System Location Discovery: System Language Discovery
      PID:1236
  • C:\Windows\System32\rundll32.exe
    C:\Windows\System32\rundll32.exe C:\Windows\System32\shell32.dll,SHCreateLocalServerRunDll {9aa46009-3ce0-458a-a354-715610a075e6} -Embedding
    1⤵
      PID:2668
    • C:\Windows\system32\taskmgr.exe
      "C:\Windows\system32\taskmgr.exe" /4
      1⤵
      • Checks SCSI registry key(s)
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      PID:916
    • C:\Users\Admin\AppData\Local\Temp\f170f34825d857e3f0bac835dd2385d074aa8f1b7fd1887fb26e847059179dad.exe
      "C:\Users\Admin\AppData\Local\Temp\f170f34825d857e3f0bac835dd2385d074aa8f1b7fd1887fb26e847059179dad.exe"
      1⤵
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:4396
      • C:\Windows\Microsoft.NET\Framework\v4.0.30319\AddInProcess32.exe
        "C:\Windows\Microsoft.NET\Framework\v4.0.30319\AddInProcess32.exe"
        2⤵
          PID:3444
        • C:\Windows\Microsoft.NET\Framework\v4.0.30319\AddInProcess32.exe
          "C:\Windows\Microsoft.NET\Framework\v4.0.30319\AddInProcess32.exe"
          2⤵
            PID:4644
          • C:\Windows\Microsoft.NET\Framework\v4.0.30319\AddInProcess32.exe
            "C:\Windows\Microsoft.NET\Framework\v4.0.30319\AddInProcess32.exe"
            2⤵
              PID:324

          Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          • memory/916-20-0x0000021783650000-0x0000021783651000-memory.dmp

            Filesize

            4KB

          • memory/916-24-0x0000021783650000-0x0000021783651000-memory.dmp

            Filesize

            4KB

          • memory/916-25-0x0000021783650000-0x0000021783651000-memory.dmp

            Filesize

            4KB

          • memory/916-26-0x0000021783650000-0x0000021783651000-memory.dmp

            Filesize

            4KB

          • memory/916-27-0x0000021783650000-0x0000021783651000-memory.dmp

            Filesize

            4KB

          • memory/916-28-0x0000021783650000-0x0000021783651000-memory.dmp

            Filesize

            4KB

          • memory/916-29-0x0000021783650000-0x0000021783651000-memory.dmp

            Filesize

            4KB

          • memory/916-30-0x0000021783650000-0x0000021783651000-memory.dmp

            Filesize

            4KB

          • memory/916-18-0x0000021783650000-0x0000021783651000-memory.dmp

            Filesize

            4KB

          • memory/916-19-0x0000021783650000-0x0000021783651000-memory.dmp

            Filesize

            4KB

          • memory/1236-69-0x0000000000400000-0x0000000000422000-memory.dmp

            Filesize

            136KB

          • memory/1236-67-0x0000000000400000-0x0000000000422000-memory.dmp

            Filesize

            136KB

          • memory/2124-10-0x0000000002900000-0x0000000002906000-memory.dmp

            Filesize

            24KB

          • memory/2124-3-0x0000000004FC0000-0x0000000005052000-memory.dmp

            Filesize

            584KB

          • memory/2124-14-0x000000000B9C0000-0x000000000B9DA000-memory.dmp

            Filesize

            104KB

          • memory/2124-15-0x0000000006660000-0x0000000006666000-memory.dmp

            Filesize

            24KB

          • memory/2124-16-0x00000000749C0000-0x0000000075170000-memory.dmp

            Filesize

            7.7MB

          • memory/2124-70-0x00000000749C0000-0x0000000075170000-memory.dmp

            Filesize

            7.7MB

          • memory/2124-12-0x00000000749C0000-0x0000000075170000-memory.dmp

            Filesize

            7.7MB

          • memory/2124-11-0x00000000749CE000-0x00000000749CF000-memory.dmp

            Filesize

            4KB

          • memory/2124-0-0x00000000749CE000-0x00000000749CF000-memory.dmp

            Filesize

            4KB

          • memory/2124-9-0x0000000008320000-0x00000000085E2000-memory.dmp

            Filesize

            2.8MB

          • memory/2124-8-0x00000000749C0000-0x0000000075170000-memory.dmp

            Filesize

            7.7MB

          • memory/2124-7-0x0000000005480000-0x000000000548A000-memory.dmp

            Filesize

            40KB

          • memory/2124-6-0x0000000005090000-0x00000000050B2000-memory.dmp

            Filesize

            136KB

          • memory/2124-5-0x0000000005550000-0x00000000055EC000-memory.dmp

            Filesize

            624KB

          • memory/2124-4-0x00000000050D0000-0x0000000005424000-memory.dmp

            Filesize

            3.3MB

          • memory/2124-13-0x00000000749C0000-0x0000000075170000-memory.dmp

            Filesize

            7.7MB

          • memory/2124-1-0x0000000000510000-0x0000000000608000-memory.dmp

            Filesize

            992KB

          • memory/2124-2-0x0000000005680000-0x0000000005C24000-memory.dmp

            Filesize

            5.6MB

          • memory/2384-71-0x0000000000400000-0x000000000045B000-memory.dmp

            Filesize

            364KB

          • memory/2384-72-0x0000000000400000-0x000000000045B000-memory.dmp

            Filesize

            364KB

          • memory/4724-56-0x0000000000400000-0x000000000047C000-memory.dmp

            Filesize

            496KB

          • memory/4724-54-0x0000000000400000-0x000000000047C000-memory.dmp

            Filesize

            496KB

          • memory/4724-39-0x0000000000400000-0x000000000047C000-memory.dmp

            Filesize

            496KB

          • memory/4724-36-0x0000000000400000-0x000000000047C000-memory.dmp

            Filesize

            496KB

          • memory/4724-34-0x0000000000400000-0x000000000047C000-memory.dmp

            Filesize

            496KB

          • memory/4724-52-0x0000000000400000-0x000000000047C000-memory.dmp

            Filesize

            496KB

          • memory/4724-46-0x0000000000400000-0x000000000047C000-memory.dmp

            Filesize

            496KB

          • memory/4724-32-0x0000000000400000-0x000000000047C000-memory.dmp

            Filesize

            496KB

          • memory/4724-17-0x0000000000400000-0x000000000047C000-memory.dmp

            Filesize

            496KB