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Analysis

  • max time kernel
    268s
  • max time network
    49s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    21/09/2022, 22:26

General

  • Target

    c5a789a1439ceefd9990f60b91999b1187267eb1709a224ae687bed8463a3aa9.exe

  • Size

    2.6MB

  • MD5

    5cc869a817b715c159ead8fbf935f605

  • SHA1

    bfd3ab07cf3d6fbd65919526c8324d5e16955621

  • SHA256

    c5a789a1439ceefd9990f60b91999b1187267eb1709a224ae687bed8463a3aa9

  • SHA512

    516044436ddc83a4ef24eaffaabdd309b3687effe3a223043a4774266814bb82ef72bf183711eb979ce6845700c7bfaaddd22405fbb1ed1c22070e0c46c3d39b

  • SSDEEP

    49152:iQ8Jt0z6z2bgJvzNY4Wax5syo1gKflMNCs7hxLeKP0Vnuctqb6y2WDtEElK:iPJt0O2bgv361x6tLcUuy2g3

Score
8/10

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Suspicious use of NtSetInformationThreadHideFromDebugger 3 IoCs
  • Program crash 1 IoCs
  • Creates scheduled task(s) 1 TTPs 2 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of WriteProcessMemory 16 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\c5a789a1439ceefd9990f60b91999b1187267eb1709a224ae687bed8463a3aa9.exe
    "C:\Users\Admin\AppData\Local\Temp\c5a789a1439ceefd9990f60b91999b1187267eb1709a224ae687bed8463a3aa9.exe"
    1⤵
    • Suspicious use of NtSetInformationThreadHideFromDebugger
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:1460
    • C:\Windows\SysWOW64\schtasks.exe
      /C /create /F /sc minute /mo 5 /tn "Message Queuing Backup{J4G6S2B4M7X2-F6S2J7D9N5-H5D2A3X4V5}" /tr "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\mqb\mqbkup.exe"
      2⤵
      • Creates scheduled task(s)
      PID:1204
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1460 -s 400
      2⤵
      • Program crash
      PID:1520
    • C:\Windows\SysWOW64\schtasks.exe
      /C /create /F /tn "Message Queuing Backup{J4G6S2B4M7X2-F6S2J7D9N5-H5D2A3X4V5}" /XML "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\mqb\67765327532705345647"
      2⤵
      • Creates scheduled task(s)
      PID:596
    • C:\Windows\SysWOW64\schtasks.exe
      /C /Query /XML /TN "Message Queuing Backup{J4G6S2B4M7X2-F6S2J7D9N5-H5D2A3X4V5}"
      2⤵
        PID:872
    • C:\Windows\system32\taskeng.exe
      taskeng.exe {69C35635-69EC-4046-A0A7-1FC7C0E3B97C} S-1-5-21-2292972927-2705560509-2768824231-1000:GRXNNIIE\Admin:Interactive:[1]
      1⤵
      • Suspicious use of WriteProcessMemory
      PID:2012
      • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\mqb\mqbkup.exe
        C:\Users\Admin\AppData\Roaming\Microsoft\Windows\mqb\mqbkup.exe
        2⤵
        • Executes dropped EXE
        • Suspicious use of NtSetInformationThreadHideFromDebugger
        • Suspicious behavior: EnumeratesProcesses
        PID:1120

    Network

    MITRE ATT&CK Enterprise v6

    Replay Monitor

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    Downloads

    • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\mqb\mqbkup.exe

      Filesize

      2.6MB

      MD5

      5cc869a817b715c159ead8fbf935f605

      SHA1

      bfd3ab07cf3d6fbd65919526c8324d5e16955621

      SHA256

      c5a789a1439ceefd9990f60b91999b1187267eb1709a224ae687bed8463a3aa9

      SHA512

      516044436ddc83a4ef24eaffaabdd309b3687effe3a223043a4774266814bb82ef72bf183711eb979ce6845700c7bfaaddd22405fbb1ed1c22070e0c46c3d39b

    • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\mqb\mqbkup.exe

      Filesize

      2.6MB

      MD5

      5cc869a817b715c159ead8fbf935f605

      SHA1

      bfd3ab07cf3d6fbd65919526c8324d5e16955621

      SHA256

      c5a789a1439ceefd9990f60b91999b1187267eb1709a224ae687bed8463a3aa9

      SHA512

      516044436ddc83a4ef24eaffaabdd309b3687effe3a223043a4774266814bb82ef72bf183711eb979ce6845700c7bfaaddd22405fbb1ed1c22070e0c46c3d39b

    • memory/1120-64-0x0000000000C80000-0x00000000018F3000-memory.dmp

      Filesize

      12.4MB

    • memory/1120-65-0x000000007EBD0000-0x000000007EFA1000-memory.dmp

      Filesize

      3.8MB

    • memory/1460-54-0x0000000075831000-0x0000000075833000-memory.dmp

      Filesize

      8KB

    • memory/1460-58-0x0000000000CF0000-0x0000000001963000-memory.dmp

      Filesize

      12.4MB

    • memory/1460-59-0x000000007EBD0000-0x000000007EFA1000-memory.dmp

      Filesize

      3.8MB