Analysis

  • max time kernel
    121s
  • max time network
    123s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    08/09/2024, 17:46

General

  • Target

    Set-up.exe

  • Size

    5.4MB

  • MD5

    ad2735f096925010a53450cb4178c89e

  • SHA1

    c6d65163c6315a642664f4eaec0fae9528549bfe

  • SHA256

    4e775b5fafb4e6d89a4694f8694d2b8b540534bd4a52ff42f70095f1c929160e

  • SHA512

    1868b22a7c5cba89545b06f010c09c5418b3d86039099d681eee9567c47208fdba3b89c6251cf03c964c58c805280d45ba9c3533125f6bd3e0bc067477e03ab9

  • SSDEEP

    98304:o/zx+riUDpJowboU+XEsumY2XW6jBYeZ1ER:2x+riUDwUj12X1tY5

Score
10/10

Malware Config

Extracted

Family

lumma

C2

https://tenntysjuxmz.shop/api

Signatures

  • Lumma Stealer, LummaC

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

  • Executes dropped EXE 1 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

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

  • Modifies registry class 64 IoCs
  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious behavior: MapViewOfSection 2 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 15 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Set-up.exe
    "C:\Users\Admin\AppData\Local\Temp\Set-up.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: MapViewOfSection
    • Suspicious use of WriteProcessMemory
    PID:2464
    • C:\Users\Admin\AppData\Roaming\CHM\WSGJJDUGXTNJAGDWZ\StrCmp.exe
      C:\Users\Admin\AppData\Roaming\CHM\WSGJJDUGXTNJAGDWZ\StrCmp.exe
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Modifies registry class
      • Suspicious use of SetWindowsHookEx
      PID:1476
    • C:\Windows\SysWOW64\more.com
      C:\Windows\SysWOW64\more.com
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: MapViewOfSection
      • Suspicious use of WriteProcessMemory
      PID:2660
      • C:\Windows\SysWOW64\SearchIndexer.exe
        C:\Windows\SysWOW64\SearchIndexer.exe
        3⤵
        • System Location Discovery: System Language Discovery
        PID:2648

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • C:\Users\Admin\AppData\Local\Temp\Cab765A.tmp

          Filesize

          70KB

          MD5

          49aebf8cbd62d92ac215b2923fb1b9f5

          SHA1

          1723be06719828dda65ad804298d0431f6aff976

          SHA256

          b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f

          SHA512

          bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b

        • C:\Users\Admin\AppData\Local\Temp\Tar768C.tmp

          Filesize

          181KB

          MD5

          4ea6026cf93ec6338144661bf1202cd1

          SHA1

          a1dec9044f750ad887935a01430bf49322fbdcb7

          SHA256

          8efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8

          SHA512

          6c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b

        • C:\Users\Admin\AppData\Local\Temp\c3bb2a1b

          Filesize

          1.1MB

          MD5

          ddbee933fd9da371b62cda3eeead233d

          SHA1

          84de9bb2882a5e78eb5815f0c9c4bc7d4424f00e

          SHA256

          d366d520f0e13e64ca45438847f2fb465b00cde5aa34bc15e443c6203dc8ca2b

          SHA512

          d93a1c5865cfb604d7bbc79cbb003ce3dbabbe9f2dffda6a12d968065f4ed061e8218e1f32d56fa74ffc4a7b4edb3859bee186c9cf07a356703ae837cd81d046

        • C:\Users\Admin\AppData\Roaming\CHM\WSGJJDUGXTNJAGDWZ\StrCmp.exe

          Filesize

          47KB

          MD5

          916d7425a559aaa77f640710a65f9182

          SHA1

          23d25052aef9ba71ddeef7cfa86ee43d5ba1ea13

          SHA256

          118de01fb498e81eab4ade980a621af43b52265a9fcbae5dedc492cdf8889f35

          SHA512

          d0c260a0347441b4e263da52feb43412df217c207eba594d59c10ee36e47e1a098b82ce633851c16096b22f4a4a6f8282bdd23d149e337439fe63a77ec7343bc

        • memory/2464-0-0x000007FEF5D50000-0x000007FEF5EA8000-memory.dmp

          Filesize

          1.3MB

        • memory/2464-14-0x000007FEF5D50000-0x000007FEF5EA8000-memory.dmp

          Filesize

          1.3MB

        • memory/2464-12-0x000007FEF5D69000-0x000007FEF5D6A000-memory.dmp

          Filesize

          4KB

        • memory/2464-16-0x000007FEF5D50000-0x000007FEF5EA8000-memory.dmp

          Filesize

          1.3MB

        • memory/2464-15-0x000007FEF5D50000-0x000007FEF5EA8000-memory.dmp

          Filesize

          1.3MB

        • memory/2464-25-0x000007FEF5D50000-0x000007FEF5EA8000-memory.dmp

          Filesize

          1.3MB

        • memory/2464-26-0x000007FEF5D69000-0x000007FEF5D6A000-memory.dmp

          Filesize

          4KB

        • memory/2648-35-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

          Filesize

          4KB

        • memory/2648-36-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

          Filesize

          4KB

        • memory/2648-39-0x0000000077C90000-0x0000000077E39000-memory.dmp

          Filesize

          1.7MB

        • memory/2648-40-0x0000000000400000-0x0000000000470000-memory.dmp

          Filesize

          448KB

        • memory/2660-33-0x00000000754F0000-0x0000000075664000-memory.dmp

          Filesize

          1.5MB

        • memory/2660-37-0x00000000754F0000-0x0000000075664000-memory.dmp

          Filesize

          1.5MB

        • memory/2660-31-0x00000000754F0000-0x0000000075664000-memory.dmp

          Filesize

          1.5MB

        • memory/2660-38-0x00000000754FE000-0x0000000075500000-memory.dmp

          Filesize

          8KB

        • memory/2660-32-0x00000000754FE000-0x0000000075500000-memory.dmp

          Filesize

          8KB

        • memory/2660-30-0x0000000077C90000-0x0000000077E39000-memory.dmp

          Filesize

          1.7MB