Analysis

  • max time kernel
    101s
  • max time network
    104s
  • platform
    windows11-21h2_x64
  • resource
    win11-20250619-en
  • resource tags

    arch:x64arch:x86image:win11-20250619-enlocale:en-usos:windows11-21h2-x64system
  • submitted
    02/07/2025, 12:13

General

  • Target
    𝙎𝙚𝙩𝙪𝙥.exe
  • Size 1.1MB
  • Sample250702-pd27ssgl71
  • SHA256 8d78461bef857cac11795429c29efaf490afe3ff9ef218ca9a5a85a498ba2932
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Family
  • lumma

C2
  • https://t.me/fddsafdsf

  • https://moslet.lat/tiwq

  • https://pacwpw.xyz/qwpr

  • https://comkxjs.xyz/taox

  • https://unurew.xyz/anhd

  • https://trsuv.xyz/gait

  • https://sqgzl.xyz/taoa

  • https://cexpxg.xyz/airq

  • https://urarfx.xyz/twox

  • https://liaxn.xyz/nbzh

Attributes
  • build_id

    130f5bb31a3fb8f9b6cc9c56fc3af27c0bb5

Signatures

  • Lumma Stealer, LummaC

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

  • Lumma family
  • Deletes itself 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Reads user/profile data of local email clients 2 TTPs

    Email clients store some user data on disk where infostealers will often target it.

  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • 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 10 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 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 22 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of FindShellTrayWindow 3 IoCs
  • Suspicious use of SendNotifyMessage 3 IoCs
  • Suspicious use of WriteProcessMemory 27 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\𝙎𝙚𝙩𝙪𝙥.exe
    "C:\Users\Admin\AppData\Local\Temp\𝙎𝙚𝙩𝙪𝙥.exe"
    1⤵
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:5928
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\system32\cmd.exe" /c copy Event.png Event.png.bat & Event.png.bat
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:752
      • C:\Windows\SysWOW64\tasklist.exe
        tasklist
        3⤵
        • Enumerates processes with tasklist
        • System Location Discovery: System Language Discovery
        • Suspicious use of AdjustPrivilegeToken
        PID:4072
      • C:\Windows\SysWOW64\findstr.exe
        findstr /I "opssvc wrsa"
        3⤵
        • System Location Discovery: System Language Discovery
        PID:2652
      • C:\Windows\SysWOW64\tasklist.exe
        tasklist
        3⤵
        • Enumerates processes with tasklist
        • System Location Discovery: System Language Discovery
        • Suspicious use of AdjustPrivilegeToken
        PID:1116
      • C:\Windows\SysWOW64\findstr.exe
        findstr "nsWscSvc ekrn bdservicehost SophosHealth AvastUI AVGUI & if not errorlevel 1 Set KNfbdNNAbREqyyhRlghebuNkKw=AutoIt3.exe & Set ZggXX=.a3x & Set PJIqyOCppIz=300
        3⤵
        • System Location Discovery: System Language Discovery
        PID:460
      • C:\Windows\SysWOW64\extrac32.exe
        extrac32 /Y Teen.png *.*
        3⤵
        • System Location Discovery: System Language Discovery
        PID:1196
      • C:\Windows\SysWOW64\findstr.exe
        findstr /V "QUALIFIED" Cole
        3⤵
        • System Location Discovery: System Language Discovery
        PID:6064
      • C:\Users\Admin\AppData\Local\Temp\719202\Master.com
        Master.com t
        3⤵
        • Deletes itself
        • 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:676
      • C:\Windows\SysWOW64\choice.exe
        choice /d n /t 5
        3⤵
        • System Location Discovery: System Language Discovery
        PID:5228

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        Master.com

        • Path C:\Users\Admin\AppData\Local\Temp\719202\Master.com
        • Size 925KB
        • SHA256 1300262a9d6bb6fcbefc0d299cce194435790e70b9c7b4a651e202e90a32fd49
        • MD5 SHA1 SHA512 SSDEEP

        t

        • Path C:\Users\Admin\AppData\Local\Temp\719202\t
        • Size 474KB
        • SHA256 722070b0e0fa31d4d5a822465852dc81b09de3501b27eea4d13f9882ebdd2ccf
        • MD5 SHA1 SHA512 SSDEEP

        Approve.png

        • Path C:\Users\Admin\AppData\Local\Temp\Approve.png
        • Size 91KB
        • SHA256 fcb61c93b5d87d9d1fc0b221171f207fff3dc14c05e009b54292e524d537e17a
        • MD5 SHA1 SHA512 SSDEEP

        April.png

        • Path C:\Users\Admin\AppData\Local\Temp\April.png
        • Size 64KB
        • SHA256 abb12e86ab8529f367bf79c3223ea7624da39f42c8099ecea546e6b46e3959f8
        • MD5 SHA1 SHA512 SSDEEP

        Ave

        • Path C:\Users\Admin\AppData\Local\Temp\Ave
        • Size 134KB
        • SHA256 8fdb2bd2ae3add41376c705bb1647b3c9163448d9de536d82cc3e19667b48a75
        • MD5 SHA1 SHA512 SSDEEP

        Aw

        • Path C:\Users\Admin\AppData\Local\Temp\Aw
        • Size 91KB
        • SHA256 9bec57d3d8c03b3485a378b123bb26bbec1730bb26a7dc945b649ea9566b621e
        • MD5 SHA1 SHA512 SSDEEP

        Cole

        • Path C:\Users\Admin\AppData\Local\Temp\Cole
        • Size 1KB
        • SHA256 12e5c11e193731287ec74957f0fc455a9d86efce30d9b1315327ea3e9eccddb5
        • MD5 SHA1 SHA512

        Contain.png

        • Path C:\Users\Admin\AppData\Local\Temp\Contain.png
        • Size 53KB
        • SHA256 24c4ce9b5b009f46d681a2dc8a8454ba1fa2b032a17d4cfc15428ff6d91e4073
        • MD5 SHA1 SHA512 SSDEEP

        Event.png

        • Path C:\Users\Admin\AppData\Local\Temp\Event.png
        • Size 24KB
        • SHA256 2d020efef2a63350c347604b87dba5e536b2974d83640af2104963844c49a03d
        • MD5 SHA1 SHA512 SSDEEP

        Improve.png

        • Path C:\Users\Admin\AppData\Local\Temp\Improve.png
        • Size 53KB
        • SHA256 c2fb5dc92d93c79b179e698e2a1a6c6dec2bdc0809b67c5aa3cee3839aab6117
        • MD5 SHA1 SHA512 SSDEEP

        Midi

        • Path C:\Users\Admin\AppData\Local\Temp\Midi
        • Size 137KB
        • SHA256 2d6d9347ed79dbe7a7f63a09753f886c1c7585894e84cc23356490f04e42b720
        • MD5 SHA1 SHA512 SSDEEP

        Mumbai

        • Path C:\Users\Admin\AppData\Local\Temp\Mumbai
        • Size 107KB
        • SHA256 ab2237a76b42122bc6a652339600829afa4f3b5d12b03f8c870684b447c28a0c
        • MD5 SHA1 SHA512 SSDEEP

        Mystery

        • Path C:\Users\Admin\AppData\Local\Temp\Mystery
        • Size 32KB
        • SHA256 19d176f4e3fd61d00a5ba5dfe02d51b6f7fbd8f538563a82aa62043f27de685e
        • MD5 SHA1 SHA512 SSDEEP

        Obituaries

        • Path C:\Users\Admin\AppData\Local\Temp\Obituaries
        • Size 99KB
        • SHA256 2344c20bb645baa7ddc94a273ec5dc9b3be30f3bcf6460491cb290b081d314ac
        • MD5 SHA1 SHA512 SSDEEP

        Prior.png

        • Path C:\Users\Admin\AppData\Local\Temp\Prior.png
        • Size 50KB
        • SHA256 ea98b750b777915ddac7ae2603c3a41581b1717ee59665f4125463ccf1cccd49
        • MD5 SHA1 SHA512 SSDEEP

        Privilege

        • Path C:\Users\Admin\AppData\Local\Temp\Privilege
        • Size 106KB
        • SHA256 d92e76fed399e79af9bc035bdbd32ac4af0ed6f561054706dc704bc670fdec52
        • MD5 SHA1 SHA512 SSDEEP

        Publication

        • Path C:\Users\Admin\AppData\Local\Temp\Publication
        • Size 72KB
        • SHA256 25eddad8f3af7f36c79d3119640e76c37e4f2cfdf0ff695da4a3c1c073978ecd
        • MD5 SHA1 SHA512 SSDEEP

        San.png

        • Path C:\Users\Admin\AppData\Local\Temp\San.png
        • Size 64KB
        • SHA256 e14e85b98b63394cec504d1eb1a340ef9bfb296e134192275221c77c3a01f3b5
        • MD5 SHA1 SHA512 SSDEEP

        Shame.png

        • Path C:\Users\Admin\AppData\Local\Temp\Shame.png
        • Size 99KB
        • SHA256 b20dfd6cbaab63c74b15242af0e4b07a62667e980c5505f80879bfb26a44881c
        • MD5 SHA1 SHA512 SSDEEP

        Smith

        • Path C:\Users\Admin\AppData\Local\Temp\Smith
        • Size 145KB
        • SHA256 e3e4f8dda57f40d09ece0558120e79070408385b8b79280a44ae4ea47e3d4543
        • MD5 SHA1 SHA512 SSDEEP

        Teen.png

        • Path C:\Users\Admin\AppData\Local\Temp\Teen.png
        • Size 477KB
        • SHA256 51e29835595e052acda18b472f2877b5f1a997c693fab89c6735d05b680d76e4
        • MD5 SHA1 SHA512 SSDEEP

        memory/676-611-0x0000000003EC0000-0x0000000003F20000-memory.dmp

        memory/676-610-0x0000000003EC0000-0x0000000003F20000-memory.dmp

        memory/676-614-0x0000000003EC0000-0x0000000003F20000-memory.dmp

        memory/676-613-0x0000000003EC0000-0x0000000003F20000-memory.dmp

        memory/676-612-0x0000000003EC0000-0x0000000003F20000-memory.dmp