Analysis

  • max time kernel
    119s
  • max time network
    124s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    13/11/2024, 10:22

General

  • Target
    Release/Xeno.exe
  • Size 1.0MB
  • Sample241113-mehtfazend
  • SHA256 a37b5f789d4b44a83ed1e9de6b2d4da18072c8a5e31494fcd1a302a9e0f4ab12
  • MD5 SHA1 SHA512 SSDEEP
Score
10/10

Malware Config

Extracted

Family
  • lumma

C2
  • https://financiauglyk.cyou/api

  • https://thicktoys.sbs/api

  • https://3xc1aimbl0w.sbs/api

  • https://300snails.sbs/api

  • https://faintbl0w.sbs/api

Signatures

  • Lumma Stealer, LummaC

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

  • Lumma family
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 1 IoCs
  • Enumerates processes with tasklist 1 TTPs 2 IoCs
  • Drops file in Windows directory 7 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 11 IoCs

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

  • Modifies system certificate store 2 TTPs 3 IoCs
  • Suspicious behavior: EnumeratesProcesses 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of FindShellTrayWindow 3 IoCs
  • Suspicious use of SendNotifyMessage 3 IoCs
  • Suspicious use of WriteProcessMemory 40 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Release\Xeno.exe
    "C:\Users\Admin\AppData\Local\Temp\Release\Xeno.exe"
    1⤵
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:1712
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c copy Sufficient Sufficient.cmd & Sufficient.cmd
      2⤵
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:2300
      • C:\Windows\SysWOW64\tasklist.exe
        tasklist
        3⤵
        • Enumerates processes with tasklist
        • System Location Discovery: System Language Discovery
        • Suspicious use of AdjustPrivilegeToken
        PID:1688
      • C:\Windows\SysWOW64\findstr.exe
        findstr /I "wrsa opssvc"
        3⤵
        • System Location Discovery: System Language Discovery
        PID:1852
      • C:\Windows\SysWOW64\tasklist.exe
        tasklist
        3⤵
        • Enumerates processes with tasklist
        • System Location Discovery: System Language Discovery
        • Suspicious use of AdjustPrivilegeToken
        PID:2656
      • C:\Windows\SysWOW64\findstr.exe
        findstr -I "avastui avgui bdservicehost nswscsvc sophoshealth"
        3⤵
        • System Location Discovery: System Language Discovery
        PID:1816
      • C:\Windows\SysWOW64\cmd.exe
        cmd /c md 720301
        3⤵
        • System Location Discovery: System Language Discovery
        PID:2964
      • C:\Windows\SysWOW64\findstr.exe
        findstr /V "VegetarianBoobsProvinceApplications" Continuing
        3⤵
        • System Location Discovery: System Language Discovery
        PID:2980
      • C:\Windows\SysWOW64\cmd.exe
        cmd /c copy /b ..\Networks + ..\Immigration + ..\Cgi + ..\Insertion + ..\Headers + ..\Plastics Q
        3⤵
        • System Location Discovery: System Language Discovery
        PID:2624
      • C:\Users\Admin\AppData\Local\Temp\720301\Af.pif
        Af.pif Q
        3⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        • Modifies system certificate store
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of FindShellTrayWindow
        • Suspicious use of SendNotifyMessage
        PID:1432
      • C:\Windows\SysWOW64\choice.exe
        choice /d y /t 5
        3⤵
        • System Location Discovery: System Language Discovery
        PID:1896

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        Q

        • Path C:\Users\Admin\AppData\Local\Temp\720301\Q
        • Size 473KB
        • SHA256 a9ab82ef3f7873f747adb0f83c72d2400758c88979c98997f5742d1714c3f967
        • MD5 SHA1 SHA512 SSDEEP

        Cab3F53.tmp

        • Path C:\Users\Admin\AppData\Local\Temp\Cab3F53.tmp
        • Size 70KB
        • SHA256 b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f
        • MD5 SHA1 SHA512 SSDEEP

        Cgi

        • Path C:\Users\Admin\AppData\Local\Temp\Cgi
        • Size 82KB
        • SHA256 c98c5bd18e9426a25e1f2c8d447a1467fb3146f020d2652be69317c3f062f29e
        • MD5 SHA1 SHA512 SSDEEP

        Continuing

        • Path C:\Users\Admin\AppData\Local\Temp\Continuing
        • Size 17KB
        • SHA256 d80259d59d1e66a080af7f1d053e3640abebb8f6bfe2a5aab7612703eb9d1a85
        • MD5 SHA1 SHA512 SSDEEP

        Headers

        • Path C:\Users\Admin\AppData\Local\Temp\Headers
        • Size 80KB
        • SHA256 90295dfd575ead9a4a8e95c850eae249300ab930d188a32378dbf5945c8a708c
        • MD5 SHA1 SHA512 SSDEEP

        Immigration

        • Path C:\Users\Admin\AppData\Local\Temp\Immigration
        • Size 88KB
        • SHA256 725080ee2795da5d11778bfa65a3d4e6f5a2d5b23bd96877814aa2da4f410976
        • MD5 SHA1 SHA512 SSDEEP

        Insertion

        • Path C:\Users\Admin\AppData\Local\Temp\Insertion
        • Size 71KB
        • SHA256 8063f6b97a66957d5366d306e55584e6e8cd3801f46a4f69700addab78d3421f
        • MD5 SHA1 SHA512 SSDEEP

        Kentucky

        • Path C:\Users\Admin\AppData\Local\Temp\Kentucky
        • Size 903KB
        • SHA256 9367e8ba3dc3fe5c6062d501d3a881f163fb08d5ce07f9f77865b23278ceb1c9
        • MD5 SHA1 SHA512 SSDEEP

        Networks

        • Path C:\Users\Admin\AppData\Local\Temp\Networks
        • Size 98KB
        • SHA256 2d600926f2bb72023f1e9330131f795a953ebfd8286ae9b36929e6e8b903bdd3
        • MD5 SHA1 SHA512 SSDEEP

        Plastics

        • Path C:\Users\Admin\AppData\Local\Temp\Plastics
        • Size 54KB
        • SHA256 6f133efcf577fc97e301992c9ef7ed3008ad6023403cd48960cc546632d62bc4
        • MD5 SHA1 SHA512 SSDEEP

        Sufficient

        • Path C:\Users\Admin\AppData\Local\Temp\Sufficient
        • Size 7KB
        • SHA256 f5774c1fa7c8bb8696f79f05aa7175e3bb7f7c01a1c8498576ba62ff69fb4722
        • MD5 SHA1 SHA512 SSDEEP

        Tar3F75.tmp

        • Path C:\Users\Admin\AppData\Local\Temp\Tar3F75.tmp
        • Size 181KB
        • SHA256 8efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8
        • MD5 SHA1 SHA512 SSDEEP

        Af.pif

        • Path \Users\Admin\AppData\Local\Temp\720301\Af.pif
        • Size 921KB
        • SHA256 05d8cf394190f3a707abfb25fb44d7da9d5f533d7d2063b23c00cc11253c8be7
        • MD5 SHA1 SHA512 SSDEEP

        memory/1432-209-0x0000000003590000-0x00000000035E9000-memory.dmp

        memory/1432-208-0x0000000003590000-0x00000000035E9000-memory.dmp

        memory/1432-212-0x0000000003590000-0x00000000035E9000-memory.dmp

        memory/1432-211-0x0000000003590000-0x00000000035E9000-memory.dmp

        memory/1432-210-0x0000000003590000-0x00000000035E9000-memory.dmp

        memory/1432-207-0x0000000003590000-0x00000000035E9000-memory.dmp