Analysis

  • max time kernel
    149s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    04-09-2024 01:28

General

  • Target

    Setup.exe

  • Size

    2.2MB

  • MD5

    d9530ecee42acccfd3871672a511bc9e

  • SHA1

    89b4d2406f1294bd699ef231a4def5f495f12778

  • SHA256

    81e04f9a131534acc0e9de08718c062d3d74c80c7f168ec7e699cd4b2bd0f280

  • SHA512

    d5f048ea995affdf9893ec4c5ac5eb188b6714f5b6712e0b5a316702033421b145b8ee6a62d303eb4576bf8f57273ff35c5d675807563a31157136f79d8a9980

  • SSDEEP

    49152:rHOut2Bf0ajIM8XEEN6N0rE/I/vqn7krQEQusd5F:VbaMbXbE/I/SnwrQEQusd/

Score
10/10

Malware Config

Extracted

Family

lumma

C2

https://tibedowqmwo.shop/api

https://locatedblsoqp.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
  • Loads dropped DLL 1 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Program crash 1 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.

  • 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 11 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Setup.exe
    "C:\Users\Admin\AppData\Local\Temp\Setup.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: MapViewOfSection
    • Suspicious use of WriteProcessMemory
    PID:3156
    • C:\Users\Admin\AppData\Roaming\Ftq\SMYGCVJGMLYKFWZE\StrCmp.exe
      C:\Users\Admin\AppData\Roaming\Ftq\SMYGCVJGMLYKFWZE\StrCmp.exe
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Modifies registry class
      • Suspicious use of SetWindowsHookEx
      PID:3148
    • 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:3984
      • C:\ProgramData\RewardFlaccid.a3x
        C:\ProgramData\RewardFlaccid.a3x
        3⤵
        • Loads dropped DLL
        • System Location Discovery: System Language Discovery
        PID:3960
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 3960 -s 1336
          4⤵
          • Program crash
          PID:3112
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 424 -p 3960 -ip 3960
    1⤵
      PID:3308

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

    • C:\ProgramData\RewardFlaccid.a3x

      Filesize

      921KB

      MD5

      3f58a517f1f4796225137e7659ad2adb

      SHA1

      e264ba0e9987b0ad0812e5dd4dd3075531cfe269

      SHA256

      1da298cab4d537b0b7b5dabf09bff6a212b9e45731e0cc772f99026005fb9e48

      SHA512

      acf740aafce390d06c6a76c84e7ae7c0f721731973aadbe3e57f2eb63241a01303cc6bf11a3f9a88f8be0237998b5772bdaf569137d63ba3d0f877e7d27fc634

    • C:\Users\Admin\AppData\Local\Temp\d82a638e

      Filesize

      2.0MB

      MD5

      993601b172bd05b197b49d0d1c1369d3

      SHA1

      af182f5b15c0b8eef503d6eb985ffe72b061e44a

      SHA256

      35de4f43573e5be69f86b973c8d404bf1d5d0d1aa80aca4be001ebe859839bfc

      SHA512

      eb6794f88fa097c7655f8f290d317d5f2b06c153e25271f9640530dfc417084c276c84c00f9214d1c8ecbd799583405751ecc64c245f43dd3e14a78d0d85b022

    • C:\Users\Admin\AppData\Roaming\Ftq\SMYGCVJGMLYKFWZE\StrCmp.exe

      Filesize

      47KB

      MD5

      916d7425a559aaa77f640710a65f9182

      SHA1

      23d25052aef9ba71ddeef7cfa86ee43d5ba1ea13

      SHA256

      118de01fb498e81eab4ade980a621af43b52265a9fcbae5dedc492cdf8889f35

      SHA512

      d0c260a0347441b4e263da52feb43412df217c207eba594d59c10ee36e47e1a098b82ce633851c16096b22f4a4a6f8282bdd23d149e337439fe63a77ec7343bc

    • memory/3156-1-0x00007FFDA3CB0000-0x00007FFDA3EA5000-memory.dmp

      Filesize

      2.0MB

    • memory/3156-0-0x00000000742F0000-0x000000007446B000-memory.dmp

      Filesize

      1.5MB

    • memory/3156-9-0x00000000742F0000-0x000000007446B000-memory.dmp

      Filesize

      1.5MB

    • memory/3156-12-0x00000000742F0000-0x000000007446B000-memory.dmp

      Filesize

      1.5MB

    • memory/3156-15-0x00000000742F0000-0x000000007446B000-memory.dmp

      Filesize

      1.5MB

    • memory/3156-16-0x0000000074303000-0x0000000074304000-memory.dmp

      Filesize

      4KB

    • memory/3156-7-0x00000000742F0000-0x000000007446B000-memory.dmp

      Filesize

      1.5MB

    • memory/3156-5-0x0000000074303000-0x0000000074304000-memory.dmp

      Filesize

      4KB

    • memory/3960-35-0x00000000008F0000-0x0000000000962000-memory.dmp

      Filesize

      456KB

    • memory/3960-29-0x00007FFDA3CB0000-0x00007FFDA3EA5000-memory.dmp

      Filesize

      2.0MB

    • memory/3960-30-0x00000000008F0000-0x0000000000962000-memory.dmp

      Filesize

      456KB

    • memory/3960-33-0x0000000000080000-0x0000000000088000-memory.dmp

      Filesize

      32KB

    • memory/3984-21-0x00007FFDA3CB0000-0x00007FFDA3EA5000-memory.dmp

      Filesize

      2.0MB

    • memory/3984-24-0x00000000742F0000-0x000000007446B000-memory.dmp

      Filesize

      1.5MB

    • memory/3984-27-0x00000000742F0000-0x000000007446B000-memory.dmp

      Filesize

      1.5MB

    • memory/3984-23-0x00000000742F0000-0x000000007446B000-memory.dmp

      Filesize

      1.5MB

    • memory/3984-19-0x00000000742F0000-0x000000007446B000-memory.dmp

      Filesize

      1.5MB