Windows 7 deprecation

Windows 7 will be removed from tria.ge on 2025-03-31

Analysis

  • max time kernel
    142s
  • max time network
    147s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20250217-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20250217-enlocale:en-usos:windows10-2004-x64system
  • submitted
    06/03/2025, 02:17

General

  • Target

    2c4115951e3a55fe85cf0ebb6fcf5e65ccbebfa0774a3f15db7856b74e8e6647.exe

  • Size

    1.3MB

  • MD5

    40359b10d6abf5315ad4989515c8cd85

  • SHA1

    7ff721bba3042816f6f7fd282c93d270247dd20f

  • SHA256

    2c4115951e3a55fe85cf0ebb6fcf5e65ccbebfa0774a3f15db7856b74e8e6647

  • SHA512

    b1583343d928976d222fe9ac9857e2f73f324b853e04be40602db2425c51a56681ad992d1d2adb95da454f5ce5ca1a7731ef0a380d1d84ca5b112fb182145005

  • SSDEEP

    24576:7bx5ACyRtvPExqgcSSu5bqhD92oK8t7yz5b/UXq60Lnyx2M3TttxnvZ:vAVRBPhbSFAhcKtYiq60LnKTVnR

Malware Config

Signatures

  • BluStealer

    A Modular information stealer written in Visual Basic.

  • Blustealer family
  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Executes dropped EXE 1 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 5 IoCs

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

  • Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 17 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2c4115951e3a55fe85cf0ebb6fcf5e65ccbebfa0774a3f15db7856b74e8e6647.exe
    "C:\Users\Admin\AppData\Local\Temp\2c4115951e3a55fe85cf0ebb6fcf5e65ccbebfa0774a3f15db7856b74e8e6647.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4800
    • C:\Users\Admin\AppData\Local\Temp\2c4115951e3a55fe85cf0ebb6fcf5e65ccbebfa0774a3f15db7856b74e8e6647.exe
      "C:\Users\Admin\AppData\Local\Temp\2c4115951e3a55fe85cf0ebb6fcf5e65ccbebfa0774a3f15db7856b74e8e6647.exe"
      2⤵
        PID:1620
      • C:\Windows\SysWOW64\cmd.exe
        "C:\Windows\System32\cmd.exe" /c schtasks /create /sc minute /mo 1 /tn "Nano" /tr "'C:\Users\Admin\AppData\Roaming\snto\snto.exe'" /f
        2⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:1712
        • C:\Windows\SysWOW64\schtasks.exe
          schtasks /create /sc minute /mo 1 /tn "Nano" /tr "'C:\Users\Admin\AppData\Roaming\snto\snto.exe'" /f
          3⤵
          • System Location Discovery: System Language Discovery
          • Scheduled Task/Job: Scheduled Task
          PID:4616
      • C:\Windows\SysWOW64\cmd.exe
        "C:\Windows\System32\cmd.exe" /c copy "C:\Users\Admin\AppData\Local\Temp\2c4115951e3a55fe85cf0ebb6fcf5e65ccbebfa0774a3f15db7856b74e8e6647.exe" "C:\Users\Admin\AppData\Roaming\snto\snto.exe"
        2⤵
        • System Location Discovery: System Language Discovery
        PID:4888
    • C:\Users\Admin\AppData\Roaming\snto\snto.exe
      C:\Users\Admin\AppData\Roaming\snto\snto.exe
      1⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Suspicious use of AdjustPrivilegeToken
      PID:2336

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Roaming\snto\snto.exe

      Filesize

      1.3MB

      MD5

      40359b10d6abf5315ad4989515c8cd85

      SHA1

      7ff721bba3042816f6f7fd282c93d270247dd20f

      SHA256

      2c4115951e3a55fe85cf0ebb6fcf5e65ccbebfa0774a3f15db7856b74e8e6647

      SHA512

      b1583343d928976d222fe9ac9857e2f73f324b853e04be40602db2425c51a56681ad992d1d2adb95da454f5ce5ca1a7731ef0a380d1d84ca5b112fb182145005

    • memory/1620-8-0x0000000000900000-0x0000000000A09000-memory.dmp

      Filesize

      1.0MB

    • memory/2336-17-0x0000000074C90000-0x0000000075440000-memory.dmp

      Filesize

      7.7MB

    • memory/2336-16-0x0000000074C90000-0x0000000075440000-memory.dmp

      Filesize

      7.7MB

    • memory/2336-15-0x0000000000D20000-0x0000000000E7E000-memory.dmp

      Filesize

      1.4MB

    • memory/2336-14-0x0000000074C90000-0x0000000075440000-memory.dmp

      Filesize

      7.7MB

    • memory/4800-3-0x0000000005110000-0x00000000051A2000-memory.dmp

      Filesize

      584KB

    • memory/4800-7-0x0000000074C90000-0x0000000075440000-memory.dmp

      Filesize

      7.7MB

    • memory/4800-6-0x0000000074C9E000-0x0000000074C9F000-memory.dmp

      Filesize

      4KB

    • memory/4800-5-0x0000000005520000-0x000000000552A000-memory.dmp

      Filesize

      40KB

    • memory/4800-4-0x0000000074C90000-0x0000000075440000-memory.dmp

      Filesize

      7.7MB

    • memory/4800-0-0x0000000074C9E000-0x0000000074C9F000-memory.dmp

      Filesize

      4KB

    • memory/4800-2-0x0000000005620000-0x0000000005BC4000-memory.dmp

      Filesize

      5.6MB

    • memory/4800-1-0x0000000000320000-0x000000000047E000-memory.dmp

      Filesize

      1.4MB