Analysis

  • max time kernel
    148s
  • max time network
    138s
  • platform
    windows7_x64
  • resource
    win7-20240708-en
  • resource tags

    arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
  • submitted
    27-01-2025 10:59

General

  • Target

    b2142649.exe

  • Size

    224KB

  • MD5

    95c08c6bdade25e84a4536396760af3a

  • SHA1

    2135bdd1c6de0e38e5c5814f8aed95d26e7534a3

  • SHA256

    97756a3aba636c16c10852a994291250619678bc677fadbe358487d95309ecaa

  • SHA512

    bef843c0b30a149ba1fb702cd680fb3a4839429b44343124363324153ffa011ea27e512703e16456f3291932911a4d5dab58b76d0446cc502b6666caafe80ca7

  • SSDEEP

    3072:3vtV3ROZ6RDwrR3wMUzUVwQ3rInyRnIvPak3hhiHFSbuZhuNcZVKBzqm8LHIkbGB:ftV3euVz6rKyS3yHFHhuNcPKpwU+

Score
7/10

Malware Config

Signatures

  • Executes dropped EXE 4 IoCs
  • Loads dropped DLL 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 10 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 FindShellTrayWindow 1 IoCs
  • Suspicious use of WriteProcessMemory 48 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\b2142649.exe
    "C:\Users\Admin\AppData\Local\Temp\b2142649.exe"
    1⤵
    • Loads dropped DLL
    • System Location Discovery: System Language Discovery
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of WriteProcessMemory
    PID:2172
    • C:\Users\Admin\AppData\Local\Temp\925e7e99c5\pdates.exe
      "C:\Users\Admin\AppData\Local\Temp\925e7e99c5\pdates.exe"
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:2676
      • C:\Windows\SysWOW64\schtasks.exe
        "C:\Windows\System32\schtasks.exe" /Create /SC MINUTE /MO 1 /TN pdates.exe /TR "C:\Users\Admin\AppData\Local\Temp\925e7e99c5\pdates.exe" /F
        3⤵
        • System Location Discovery: System Language Discovery
        • Scheduled Task/Job: Scheduled Task
        PID:2844
      • C:\Windows\SysWOW64\cmd.exe
        "C:\Windows\System32\cmd.exe" /k echo Y|CACLS "pdates.exe" /P "Admin:N"&&CACLS "pdates.exe" /P "Admin:R" /E&&echo Y|CACLS "..\925e7e99c5" /P "Admin:N"&&CACLS "..\925e7e99c5" /P "Admin:R" /E&&Exit
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:2576
        • C:\Windows\SysWOW64\cmd.exe
          C:\Windows\system32\cmd.exe /S /D /c" echo Y"
          4⤵
          • System Location Discovery: System Language Discovery
          PID:2696
        • C:\Windows\SysWOW64\cacls.exe
          CACLS "pdates.exe" /P "Admin:N"
          4⤵
          • System Location Discovery: System Language Discovery
          PID:2824
        • C:\Windows\SysWOW64\cacls.exe
          CACLS "pdates.exe" /P "Admin:R" /E
          4⤵
          • System Location Discovery: System Language Discovery
          PID:2916
        • C:\Windows\SysWOW64\cmd.exe
          C:\Windows\system32\cmd.exe /S /D /c" echo Y"
          4⤵
          • System Location Discovery: System Language Discovery
          PID:2908
        • C:\Windows\SysWOW64\cacls.exe
          CACLS "..\925e7e99c5" /P "Admin:N"
          4⤵
          • System Location Discovery: System Language Discovery
          PID:2812
        • C:\Windows\SysWOW64\cacls.exe
          CACLS "..\925e7e99c5" /P "Admin:R" /E
          4⤵
          • System Location Discovery: System Language Discovery
          PID:2768
  • C:\Windows\system32\taskeng.exe
    taskeng.exe {B762DB34-80B7-4E68-9AFA-FE1997EDE23A} S-1-5-21-3551809350-4263495960-1443967649-1000:NNYJZAHP\Admin:Interactive:[1]
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2000
    • C:\Users\Admin\AppData\Local\Temp\925e7e99c5\pdates.exe
      C:\Users\Admin\AppData\Local\Temp\925e7e99c5\pdates.exe
      2⤵
      • Executes dropped EXE
      PID:664
    • C:\Users\Admin\AppData\Local\Temp\925e7e99c5\pdates.exe
      C:\Users\Admin\AppData\Local\Temp\925e7e99c5\pdates.exe
      2⤵
      • Executes dropped EXE
      PID:1892
    • C:\Users\Admin\AppData\Local\Temp\925e7e99c5\pdates.exe
      C:\Users\Admin\AppData\Local\Temp\925e7e99c5\pdates.exe
      2⤵
      • Executes dropped EXE
      PID:952

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\925e7e99c5\pdates.exe

    Filesize

    224KB

    MD5

    95c08c6bdade25e84a4536396760af3a

    SHA1

    2135bdd1c6de0e38e5c5814f8aed95d26e7534a3

    SHA256

    97756a3aba636c16c10852a994291250619678bc677fadbe358487d95309ecaa

    SHA512

    bef843c0b30a149ba1fb702cd680fb3a4839429b44343124363324153ffa011ea27e512703e16456f3291932911a4d5dab58b76d0446cc502b6666caafe80ca7

  • memory/2172-0-0x0000000000640000-0x0000000000641000-memory.dmp

    Filesize

    4KB