Analysis

  • max time kernel
    151s
  • max time network
    172s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    23-11-2022 16:58

General

  • Target

    6828317766d1331bd782acc4cb6f00d9611763b32680a70cde5087ec1ea2ef12.exe

  • Size

    6.7MB

  • MD5

    cab48ed9de529a22ca0a1c2d79de3e63

  • SHA1

    ffd86c5b07573c79b8975aac35c40b4c27c7292c

  • SHA256

    6828317766d1331bd782acc4cb6f00d9611763b32680a70cde5087ec1ea2ef12

  • SHA512

    c42889b98affa8e6a18457177fd65f70beff3d796c6ea403607d19125bb2b0af7d8fbbad9353dddb03316b8c1651337d3ae4ec7120f7a051daa9269cc63b997b

  • SSDEEP

    196608:i7BWIdKv52/Tg289Pzeh0M+9IUrMSY0TOPrBMJQTzT:S/s2wPzemMF0TUrBLTH

Malware Config

Signatures

  • Drops file in Drivers directory 1 IoCs
  • Executes dropped EXE 3 IoCs
  • Possible privilege escalation attempt 4 IoCs
  • Sets service image path in registry 2 TTPs 1 IoCs
  • Modifies file permissions 1 TTPs 4 IoCs
  • Installs/modifies Browser Helper Object 2 TTPs 3 IoCs

    BHOs are DLL modules which act as plugins for Internet Explorer.

  • Maps connected drives based on registry 3 TTPs 3 IoCs

    Disk information is often read in order to detect sandboxing environments.

  • Drops file in System32 directory 4 IoCs
  • Modifies registry class 4 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: LoadsDriver 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of WriteProcessMemory 30 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\6828317766d1331bd782acc4cb6f00d9611763b32680a70cde5087ec1ea2ef12.exe
    "C:\Users\Admin\AppData\Local\Temp\6828317766d1331bd782acc4cb6f00d9611763b32680a70cde5087ec1ea2ef12.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4060
    • C:\Users\Admin\AppData\Local\Temp\e56b56a.tmp
      >C:\Users\Admin\AppData\Local\Temp\6828317766d1331bd782acc4cb6f00d9611763b32680a70cde5087ec1ea2ef12.exe
      2⤵
      • Executes dropped EXE
      • Suspicious use of WriteProcessMemory
      PID:2800
      • C:\Users\Admin\AppData\Local\Temp\6828317766d1331bd782acc4cb6f00d9611763b32680a70cde5087ec1ea2ef12.exe
        "C:\Users\Admin\AppData\Local\Temp\6828317766d1331bd782acc4cb6f00d9611763b32680a70cde5087ec1ea2ef12.exe"
        3⤵
        • Executes dropped EXE
        PID:1132
      • C:\Users\Admin\AppData\Local\Temp\e56b952.exe
        "C:\Users\Admin\AppData\Local\Temp\\e56b952.exe"
        3⤵
        • Drops file in Drivers directory
        • Executes dropped EXE
        • Sets service image path in registry
        • Installs/modifies Browser Helper Object
        • Maps connected drives based on registry
        • Drops file in System32 directory
        • Modifies registry class
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious behavior: LoadsDriver
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:4296
        • C:\Windows\SysWOW64\cmd.exe
          cmd.exe /c takeown /f C:\Windows\SysWOW64\wshtcpip.dll && icacls C:\Windows\SysWOW64\wshtcpip.dll /grant administrators:F
          4⤵
          • Suspicious use of WriteProcessMemory
          PID:4236
          • C:\Windows\SysWOW64\takeown.exe
            takeown /f C:\Windows\SysWOW64\wshtcpip.dll
            5⤵
            • Possible privilege escalation attempt
            • Modifies file permissions
            • Suspicious use of AdjustPrivilegeToken
            PID:3604
          • C:\Windows\SysWOW64\icacls.exe
            icacls C:\Windows\SysWOW64\wshtcpip.dll /grant administrators:F
            5⤵
            • Possible privilege escalation attempt
            • Modifies file permissions
            PID:3392
        • C:\Windows\SysWOW64\cmd.exe
          cmd.exe /c takeown /f C:\Windows\SysWOW64\midimap.dll && icacls C:\Windows\SysWOW64\midimap.dll /grant administrators:F
          4⤵
          • Suspicious use of WriteProcessMemory
          PID:1388
          • C:\Windows\SysWOW64\takeown.exe
            takeown /f C:\Windows\SysWOW64\midimap.dll
            5⤵
            • Possible privilege escalation attempt
            • Modifies file permissions
            • Suspicious use of AdjustPrivilegeToken
            PID:4220
          • C:\Windows\SysWOW64\icacls.exe
            icacls C:\Windows\SysWOW64\midimap.dll /grant administrators:F
            5⤵
            • Possible privilege escalation attempt
            • Modifies file permissions
            PID:1056
        • C:\Windows\SysWOW64\cmd.exe
          C:\Windows\system32\cmd.exe /c C:\Users\Admin\AppData\Local\Temp\ahnmove.bat
          4⤵
            PID:4328

    Network

    MITRE ATT&CK Enterprise v6

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\6828317766d1331bd782acc4cb6f00d9611763b32680a70cde5087ec1ea2ef12.exe

      Filesize

      6.0MB

      MD5

      e27d3bb89f3054a6d2cf809ea21c48fd

      SHA1

      07660bf16addd32806ad5cdb094ef4f49b3fb2cc

      SHA256

      483b44f6755e7653e7ed7ff84ff2319e6be36a0649fce7229b95acf8a464c36d

      SHA512

      89fbab17a536742db96ca01d1c8ab10bddbf2b68c425f2a9b48c28a3a8c2f9742d338b24c58466b47d307bf73c651e1bdaad7e5434b98175489c5e45f1480b6f

    • C:\Users\Admin\AppData\Local\Temp\6828317766d1331bd782acc4cb6f00d9611763b32680a70cde5087ec1ea2ef12.exe

      Filesize

      6.0MB

      MD5

      e27d3bb89f3054a6d2cf809ea21c48fd

      SHA1

      07660bf16addd32806ad5cdb094ef4f49b3fb2cc

      SHA256

      483b44f6755e7653e7ed7ff84ff2319e6be36a0649fce7229b95acf8a464c36d

      SHA512

      89fbab17a536742db96ca01d1c8ab10bddbf2b68c425f2a9b48c28a3a8c2f9742d338b24c58466b47d307bf73c651e1bdaad7e5434b98175489c5e45f1480b6f

    • C:\Users\Admin\AppData\Local\Temp\ahnmove.bat

      Filesize

      179B

      MD5

      27ec560f17829711da34edb19d356b1e

      SHA1

      855089c31b4276fd51505d5df8367f95f0580454

      SHA256

      891bee659edc69edc5a8cf68c6aff23a93b610d1adb0d590af49685d19042dc9

      SHA512

      141407ce330305c4403572f392a519a5b404cb95c5d32db3d09ae40b36a0ca0d990b1be39172d929b269efda37de0d7577a3e0b0e943a7d7a1f2cc3ca1ade392

    • C:\Users\Admin\AppData\Local\Temp\e56b56a.tmp

      Filesize

      6.7MB

      MD5

      cab48ed9de529a22ca0a1c2d79de3e63

      SHA1

      ffd86c5b07573c79b8975aac35c40b4c27c7292c

      SHA256

      6828317766d1331bd782acc4cb6f00d9611763b32680a70cde5087ec1ea2ef12

      SHA512

      c42889b98affa8e6a18457177fd65f70beff3d796c6ea403607d19125bb2b0af7d8fbbad9353dddb03316b8c1651337d3ae4ec7120f7a051daa9269cc63b997b

    • C:\Users\Admin\AppData\Local\Temp\e56b56a.tmp

      Filesize

      6.7MB

      MD5

      cab48ed9de529a22ca0a1c2d79de3e63

      SHA1

      ffd86c5b07573c79b8975aac35c40b4c27c7292c

      SHA256

      6828317766d1331bd782acc4cb6f00d9611763b32680a70cde5087ec1ea2ef12

      SHA512

      c42889b98affa8e6a18457177fd65f70beff3d796c6ea403607d19125bb2b0af7d8fbbad9353dddb03316b8c1651337d3ae4ec7120f7a051daa9269cc63b997b

    • C:\Users\Admin\AppData\Local\Temp\e56b952.exe

      Filesize

      714KB

      MD5

      343df0ebec1cd6e5731b5758d1741db0

      SHA1

      29f48ff645f53279c4cf7be585cfc7c5c82373c8

      SHA256

      f5140b3d67edfbd1a8d5ce8519ddfb32e1efa7362285ed59aabb905b7fada762

      SHA512

      fae17f537c4d991005cc90b29e01aa1a250436a9dc3e509ec760c594a9c97ef0e372e90332072998d527f9247fc91e4a1027e967200d67bf40df0a5aff4d79f3

    • C:\Users\Admin\AppData\Local\Temp\e56b952.exe

      Filesize

      714KB

      MD5

      343df0ebec1cd6e5731b5758d1741db0

      SHA1

      29f48ff645f53279c4cf7be585cfc7c5c82373c8

      SHA256

      f5140b3d67edfbd1a8d5ce8519ddfb32e1efa7362285ed59aabb905b7fada762

      SHA512

      fae17f537c4d991005cc90b29e01aa1a250436a9dc3e509ec760c594a9c97ef0e372e90332072998d527f9247fc91e4a1027e967200d67bf40df0a5aff4d79f3

    • memory/1056-153-0x0000000000000000-mapping.dmp

    • memory/1132-137-0x0000000000000000-mapping.dmp

    • memory/1388-151-0x0000000000000000-mapping.dmp

    • memory/2800-133-0x0000000000000000-mapping.dmp

    • memory/2800-141-0x0000000000400000-0x000000000040C000-memory.dmp

      Filesize

      48KB

    • memory/3392-150-0x0000000000000000-mapping.dmp

    • memory/3604-149-0x0000000000000000-mapping.dmp

    • memory/4060-132-0x0000000000400000-0x000000000040C000-memory.dmp

      Filesize

      48KB

    • memory/4060-135-0x0000000000400000-0x000000000040C000-memory.dmp

      Filesize

      48KB

    • memory/4220-152-0x0000000000000000-mapping.dmp

    • memory/4236-148-0x0000000000000000-mapping.dmp

    • memory/4296-145-0x0000000001000000-0x0000000001BC7000-memory.dmp

      Filesize

      11.8MB

    • memory/4296-146-0x0000000000450000-0x0000000000470000-memory.dmp

      Filesize

      128KB

    • memory/4296-147-0x0000000001000000-0x0000000001BC7000-memory.dmp

      Filesize

      11.8MB

    • memory/4296-144-0x0000000000450000-0x0000000000470000-memory.dmp

      Filesize

      128KB

    • memory/4296-139-0x0000000000000000-mapping.dmp

    • memory/4296-156-0x0000000001000000-0x0000000001BC7000-memory.dmp

      Filesize

      11.8MB

    • memory/4328-154-0x0000000000000000-mapping.dmp