Analysis

  • max time kernel
    101s
  • max time network
    140s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    07/01/2025, 00:05

General

  • Target

    Cyber Ghost VPN + Key master.exe

  • Size

    646KB

  • MD5

    07feca81b29907ce6550288a7d2b8821

  • SHA1

    6252d362fe96293254a1f284a95355440a2dc2cc

  • SHA256

    eb28c83590f742bb8a12d01f4692421786b6a04dcf9fcc31df93de6d0068b717

  • SHA512

    add0f86c572a83d4d2baa8a3d79db1ce321ae846aa02afe559abc91da0bd8ca6bd3969f4e75372ea606057436fc5e3353c71d23feef843340c41be9d0b72d800

  • SSDEEP

    12288:J4CD99jUhaQS/Aby46x4YFFR5WQ/Ee4vbDAt8G+DiBezmm72kiz5iIrSEO:Osbkaqx6xDR5BEe4X2jnBeKPIt

Score
10/10

Malware Config

Extracted

Family

lumma

C2

https://cloudewahsj.shop/api

https://rabidcowse.shop/api

https://noisycuttej.shop/api

https://tirepublicerj.shop/api

https://framekgirus.shop/api

https://wholersorie.shop/api

https://abruptyopsn.shop/api

https://nearycrepso.shop/api

https://fancywaxxers.shop/api

Signatures

  • Lumma Stealer, LummaC

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

  • Lumma family
  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Drops startup file 2 IoCs
  • Executes dropped EXE 3 IoCs
  • Suspicious use of SetThreadContext 2 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Program crash 2 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 4 IoCs

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

  • Suspicious use of WriteProcessMemory 30 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Cyber Ghost VPN + Key master.exe
    "C:\Users\Admin\AppData\Local\Temp\Cyber Ghost VPN + Key master.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:5020
    • C:\Users\Admin\AppData\Local\Temp\Cyber Ghost VPN + Key master.exe
      "C:\Users\Admin\AppData\Local\Temp\Cyber Ghost VPN + Key master.exe"
      2⤵
        PID:3764
      • C:\Users\Admin\AppData\Local\Temp\Cyber Ghost VPN + Key master.exe
        "C:\Users\Admin\AppData\Local\Temp\Cyber Ghost VPN + Key master.exe"
        2⤵
          PID:4028
        • C:\Users\Admin\AppData\Local\Temp\Cyber Ghost VPN + Key master.exe
          "C:\Users\Admin\AppData\Local\Temp\Cyber Ghost VPN + Key master.exe"
          2⤵
          • Checks computer location settings
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:3960
          • C:\Users\Admin\AppData\Roaming\rRJLdU6wtE.exe
            "C:\Users\Admin\AppData\Roaming\rRJLdU6wtE.exe"
            3⤵
            • Drops startup file
            • Executes dropped EXE
            PID:4224
          • C:\Users\Admin\AppData\Roaming\bhFGRSOPK1.exe
            "C:\Users\Admin\AppData\Roaming\bhFGRSOPK1.exe"
            3⤵
            • Executes dropped EXE
            • Suspicious use of SetThreadContext
            • System Location Discovery: System Language Discovery
            • Suspicious use of WriteProcessMemory
            PID:5004
            • C:\Users\Admin\AppData\Roaming\bhFGRSOPK1.exe
              "C:\Users\Admin\AppData\Roaming\bhFGRSOPK1.exe"
              4⤵
              • Executes dropped EXE
              • System Location Discovery: System Language Discovery
              PID:2248
            • C:\Windows\SysWOW64\WerFault.exe
              C:\Windows\SysWOW64\WerFault.exe -u -p 5004 -s 796
              4⤵
              • Program crash
              PID:1692
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 5020 -s 804
          2⤵
          • Program crash
          PID:2080
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 5020 -ip 5020
        1⤵
          PID:456
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -pss -s 480 -p 5004 -ip 5004
          1⤵
            PID:688

          Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

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          Downloads

          • C:\Users\Admin\AppData\Roaming\bhFGRSOPK1.exe

            Filesize

            381KB

            MD5

            a609440ff44e49322c92cbc9b081b665

            SHA1

            bfe2f35ea18a797b4048c4f6b8b2435a8801c225

            SHA256

            9e5e374fc7bd6937b1e35249b7c70cdefdb44e1aae7d9bb35c3bb67c1ef864dd

            SHA512

            a0c283daa88dd39a92031f5bba68523563a647f7a5f7e8dacfcdbe74ee2e41db9e304284e5fdd6e1ac7a8c8767febd0c193224b41c86af9b2d62e2759c036b6b

          • C:\Users\Admin\AppData\Roaming\rRJLdU6wtE.exe

            Filesize

            11KB

            MD5

            5afb8ce4dd3923219bd69bd7b5168d91

            SHA1

            e06283294510284af9082eb67d368e6d88d9e232

            SHA256

            f727bba8d917fa3f129d71745e0741a8511f940b1a6817ff5130aa2f3ae85c79

            SHA512

            8135efb34c768a9c292b54bc25845dd9b388e98f9f0b67918fbf5887c8e1d3da81bb84e044eebdf0868c40a685bd157daafb4789b373dea3e273c5275ebd0740

          • memory/2248-41-0x0000000000400000-0x000000000045B000-memory.dmp

            Filesize

            364KB

          • memory/2248-39-0x0000000000400000-0x000000000045B000-memory.dmp

            Filesize

            364KB

          • memory/3960-31-0x0000000000400000-0x0000000000496000-memory.dmp

            Filesize

            600KB

          • memory/3960-35-0x0000000000400000-0x0000000000496000-memory.dmp

            Filesize

            600KB

          • memory/3960-5-0x0000000000400000-0x0000000000496000-memory.dmp

            Filesize

            600KB

          • memory/3960-9-0x0000000000400000-0x0000000000496000-memory.dmp

            Filesize

            600KB

          • memory/3960-6-0x0000000000400000-0x0000000000496000-memory.dmp

            Filesize

            600KB

          • memory/3960-7-0x0000000000400000-0x0000000000496000-memory.dmp

            Filesize

            600KB

          • memory/3960-4-0x0000000000400000-0x0000000000496000-memory.dmp

            Filesize

            600KB

          • memory/4224-32-0x000001E9BD6C0000-0x000001E9BD6C8000-memory.dmp

            Filesize

            32KB

          • memory/4224-29-0x00007FF8E2513000-0x00007FF8E2515000-memory.dmp

            Filesize

            8KB

          • memory/5004-37-0x0000000000A50000-0x0000000000AB4000-memory.dmp

            Filesize

            400KB

          • memory/5020-0-0x00000000748EE000-0x00000000748EF000-memory.dmp

            Filesize

            4KB

          • memory/5020-8-0x00000000748E0000-0x0000000075090000-memory.dmp

            Filesize

            7.7MB

          • memory/5020-2-0x0000000005A30000-0x0000000005FD4000-memory.dmp

            Filesize

            5.6MB

          • memory/5020-1-0x0000000000AE0000-0x0000000000B86000-memory.dmp

            Filesize

            664KB