Analysis

  • max time kernel
    149s
  • max time network
    103s
  • platform
    windows11-21h2_x64
  • resource
    win11-20250610-en
  • resource tags

    arch:x64arch:x86image:win11-20250610-enlocale:en-usos:windows11-21h2-x64system
  • submitted
    05/07/2025, 12:25

General

  • Target
    5df6bdbe721ba965271a0ad9ced7f559bf34fbfa8fc9662cefc27d440e082793.exe
  • Size 374KB
  • Sample250705-plvgxsyvbv
  • SHA256 5df6bdbe721ba965271a0ad9ced7f559bf34fbfa8fc9662cefc27d440e082793
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Signatures

  • Drops startup file 2 IoCs
  • Executes dropped EXE 2 IoCs
  • Reads user/profile data of web browsers 3 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Enumerates connected drives 3 TTPs 21 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Drops file in Program Files directory 64 IoCs
  • Drops file in Windows directory 4 IoCs
  • 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.

  • Runs net.exe
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of WriteProcessMemory 29 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
      PID:3284
      • C:\Users\Admin\AppData\Local\Temp\5df6bdbe721ba965271a0ad9ced7f559bf34fbfa8fc9662cefc27d440e082793.exe
        "C:\Users\Admin\AppData\Local\Temp\5df6bdbe721ba965271a0ad9ced7f559bf34fbfa8fc9662cefc27d440e082793.exe"
        2⤵
        • Drops file in Windows directory
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of WriteProcessMemory
        PID:1912
        • C:\Windows\SysWOW64\net.exe
          net stop "Kingsoft AntiVirus Service"
          3⤵
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:692
          • C:\Windows\SysWOW64\net1.exe
            C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
            4⤵
            • System Location Discovery: System Language Discovery
            PID:5940
        • C:\Windows\SysWOW64\cmd.exe
          C:\Windows\system32\cmd.exe /c C:\Users\Admin\AppData\Local\Temp\$$a5F95.bat
          3⤵
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:1940
          • C:\Users\Admin\AppData\Local\Temp\5df6bdbe721ba965271a0ad9ced7f559bf34fbfa8fc9662cefc27d440e082793.exe
            "C:\Users\Admin\AppData\Local\Temp\5df6bdbe721ba965271a0ad9ced7f559bf34fbfa8fc9662cefc27d440e082793.exe"
            4⤵
            • Executes dropped EXE
            • System Location Discovery: System Language Discovery
            PID:1608
        • C:\Windows\Logo1_.exe
          C:\Windows\Logo1_.exe
          3⤵
          • Drops startup file
          • Executes dropped EXE
          • Enumerates connected drives
          • Drops file in Program Files directory
          • Drops file in Windows directory
          • System Location Discovery: System Language Discovery
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of WriteProcessMemory
          PID:5600
          • C:\Windows\SysWOW64\net.exe
            net stop "Kingsoft AntiVirus Service"
            4⤵
            • System Location Discovery: System Language Discovery
            • Suspicious use of WriteProcessMemory
            PID:1552
            • C:\Windows\SysWOW64\net1.exe
              C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
              5⤵
              • System Location Discovery: System Language Discovery
              PID:3692
          • C:\Windows\SysWOW64\net.exe
            net stop "Kingsoft AntiVirus Service"
            4⤵
            • System Location Discovery: System Language Discovery
            • Suspicious use of WriteProcessMemory
            PID:3104
            • C:\Windows\SysWOW64\net1.exe
              C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
              5⤵
              • System Location Discovery: System Language Discovery
              PID:5172

    Network

          MITRE ATT&CK Enterprise v16

          Replay Monitor

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          Downloads

          MicrosoftEdgeUpdateBroker.exe

          • Path C:\Program Files (x86)\Microsoft\EdgeUpdate_bk\1.3.143.57\MicrosoftEdgeUpdateBroker.exe
          • Size 132KB
          • SHA256 7b4521b4e05b3104b33664125057c1ff77c95d194cff1eb185b27bb3ee4f4b93
          • MD5 SHA1 SHA512 SSDEEP

          7z.exe

          • Path C:\Program Files\7-Zip\7z.exe
          • Size 582KB
          • SHA256 d1d7e2660b198eae44b3c61be01e48f77dd8a9b0536e8d73baec87e9021f942b
          • MD5 SHA1 SHA512 SSDEEP

          vcredist_x86.exe

          • Path C:\ProgramData\Package Cache\{61087a79-ac85-455c-934d-1fa22cc64f36}\vcredist_x86.exe
          • Size 488KB
          • SHA256 99750acff09f51ecc7a0d7ce91e67e855e8602b6e8059ade2c177a52f27f74e7
          • MD5 SHA1 SHA512 SSDEEP

          $$a5F95.bat

          • Path C:\Users\Admin\AppData\Local\Temp\$$a5F95.bat
          • Size 722B
          • SHA256 2255857ea84e2d60d803310828f782fcbd12ae9de614787ef7d3aad7b1f450e1
          • MD5 SHA1 SHA512

          5df6bdbe721ba965271a0ad9ced7f559bf34fbfa8fc9662cefc27d440e082793.exe.exe

          • Path C:\Users\Admin\AppData\Local\Temp\5df6bdbe721ba965271a0ad9ced7f559bf34fbfa8fc9662cefc27d440e082793.exe.exe
          • Size 341KB
          • SHA256 c21bfc263890f02763f56b4e9f5cf9113656cf09d7864b53ec2fd2024bdadd60
          • MD5 SHA1 SHA512 SSDEEP

          Logo1_.exe

          • Path C:\Windows\Logo1_.exe
          • Size 33KB
          • SHA256 8a48d762bfee9dcd79848cbf29b0fe1d08e8ea781a7e9c5e6eb29064dbee835d
          • MD5 SHA1 SHA512 SSDEEP

          _desktop.ini

          • Path F:\$RECYCLE.BIN\S-1-5-21-2238466657-712128251-1221219315-1000\_desktop.ini
          • Size 8B
          • SHA256 aa1097f136c2df01b53ab755892a915fd76e795559ce2384870f2d850f691e50
          • MD5 SHA1 SHA512

          memory/1912-11-0x0000000000400000-0x000000000043F000-memory.dmp

          memory/1912-0-0x0000000000400000-0x000000000043F000-memory.dmp

          memory/5600-18-0x0000000000400000-0x000000000043F000-memory.dmp

          memory/5600-1651-0x0000000000400000-0x000000000043F000-memory.dmp

          memory/5600-8-0x0000000000400000-0x000000000043F000-memory.dmp

          memory/5600-9064-0x0000000000400000-0x000000000043F000-memory.dmp

          memory/5600-10204-0x0000000000400000-0x000000000043F000-memory.dmp