Analysis

  • max time kernel
    60s
  • max time network
    59s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240611-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240611-enlocale:en-usos:windows10-2004-x64system
  • submitted
    26-06-2024 21:08

General

  • Target

    27c6cf2923f57d8add450f2c8a37c8b242e5a707f90d7dee4498f42d18c2e064.xls

  • Size

    715KB

  • MD5

    80de205919577fea74c6f325dee78829

  • SHA1

    edc3a56394a3a3940f16efb1fb43147d16fbf92c

  • SHA256

    27c6cf2923f57d8add450f2c8a37c8b242e5a707f90d7dee4498f42d18c2e064

  • SHA512

    9f8e31aa87d63794cfc1779c2fa6c27dd687adcd5212d628531f6be6d201896e9a82191d11c057f8e52d518d4d005451d28c282cbe129be22ae7ca78e42e3906

  • SSDEEP

    12288:aRsUpcHnXXzNkRKFfsAqdlVDczXZejbeAQjSY4VTZoLtq57kWjuNMfK:aRsSc3DGUFfpqdUzXM/GjS/VTZoIP

Score
10/10

Malware Config

Signatures

  • Process spawned unexpected child process 1 IoCs

    This typically indicates the parent process was compromised via an exploit or macro.

  • Executes dropped EXE 1 IoCs
  • Checks processor information in registry 2 TTPs 3 IoCs

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

  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Suspicious behavior: AddClipboardFormatListener 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 12 IoCs
  • Suspicious use of WriteProcessMemory 10 IoCs

Processes

  • C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE
    "C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\27c6cf2923f57d8add450f2c8a37c8b242e5a707f90d7dee4498f42d18c2e064.xls"
    1⤵
    • Checks processor information in registry
    • Enumerates system info in registry
    • Suspicious behavior: AddClipboardFormatListener
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2228
    • C:\Windows\SYSTEM32\cmd.exe
      cmd /c C:\Windows\Microsoft.NET\Framework\v4.0.30319\csc.exe /target:winexe /out:"C:\Users\Admin\AppData\Roaming\Microsoft\3vktqze2vz6h.exe" "C:\Users\Admin\AppData\Roaming\Microsoft\ydc5b33lb8en.cs" & "C:\Users\Admin\AppData\Roaming\Microsoft\3vktqze2vz6h.exe"
      2⤵
      • Process spawned unexpected child process
      • Suspicious use of WriteProcessMemory
      PID:4488
      • C:\Windows\Microsoft.NET\Framework\v4.0.30319\csc.exe
        C:\Windows\Microsoft.NET\Framework\v4.0.30319\csc.exe /target:winexe /out:"C:\Users\Admin\AppData\Roaming\Microsoft\3vktqze2vz6h.exe" "C:\Users\Admin\AppData\Roaming\Microsoft\ydc5b33lb8en.cs"
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:3304
        • C:\Windows\Microsoft.NET\Framework\v4.0.30319\cvtres.exe
          C:\Windows\Microsoft.NET\Framework\v4.0.30319\cvtres.exe /NOLOGO /READONLY /MACHINE:IX86 "/OUT:C:\Users\Admin\AppData\Local\Temp\RES415E.tmp" "c:\Users\Admin\AppData\Roaming\Microsoft\CSCB31A1D3F8FA4694A8B49AB0F964F51.TMP"
          4⤵
            PID:3872
        • C:\Users\Admin\AppData\Roaming\Microsoft\3vktqze2vz6h.exe
          "C:\Users\Admin\AppData\Roaming\Microsoft\3vktqze2vz6h.exe"
          3⤵
          • Executes dropped EXE
          • Suspicious use of AdjustPrivilegeToken
          PID:2516

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\RES415E.tmp

      Filesize

      1KB

      MD5

      26e54a2481265c851f3786e91ae8bf7f

      SHA1

      1ed77b135b3850ea1fda56989e5646dfb490f74b

      SHA256

      1a486df0a0b17829029226b3c5268e14339ecbeb3293a04da1d55e9520750b2c

      SHA512

      54f6422d1f38dc74a8f04b5ec635691ef405f2a8229436fe7081354f95adcce1ce3678b1dcf1ee70e9f3e49638560f44be846386752e81540db8ebd1808fe448

    • C:\Users\Admin\AppData\Roaming\Microsoft\3vktqze2vz6h.exe

      Filesize

      6KB

      MD5

      78cf3b7a3c6233772c47cc85986c2acf

      SHA1

      8f5182f643c9dadffae48e42a3a9ba9c0221442e

      SHA256

      206f0d3767fb59aef9481214c1623036546ee16ec4187f8e2d9fbdec13023a2a

      SHA512

      9b0a0c09e6677f6a781942fb2ebef20e63038b1e29961871ce002ebdcdf7be41eb3d83d3175695faf07bd440e537652fa10435028c75746f76533f3d97f0419f

    • \??\c:\Users\Admin\AppData\Roaming\Microsoft\CSCB31A1D3F8FA4694A8B49AB0F964F51.TMP

      Filesize

      1KB

      MD5

      a3240abfdaf56d3cb6c2b9a03287c9ad

      SHA1

      6d4f51103f5dab87a8459c18f86e329883a8d8fc

      SHA256

      e8dacf5d043a55e07a17df4a68582b1e8d8615bc9a9576e879ee375e16b9adb8

      SHA512

      6cd93832015847ae87bb6cb312286c276c2a3c09b1d08d371098c751d39d20b8e8080f596d018e81001f20b6125301cf1bf4bf04c9516219f6bebd6cc70188f1

    • \??\c:\Users\Admin\AppData\Roaming\Microsoft\ydc5b33lb8en.cs

      Filesize

      2KB

      MD5

      3d6a86624aed949ac6b72ecfac76ff6d

      SHA1

      bdbb6a1619b57c5ee0e8577fc25b74ff29c74e94

      SHA256

      b00fdf715ad530babc4a92749ff05cdeee1eb81069f28fbe4ae27933d74533e0

      SHA512

      b2fc0f8218bd9c8c534adf7c8716bb60f3de94a3e73c9e77515fa927c681d1b7c1fdc1b83a92f5ee5ef75d9a3279cc2db1a3b118332b346148a239555b14a1ae

    • memory/2228-9-0x00007FFD09810000-0x00007FFD09A05000-memory.dmp

      Filesize

      2.0MB

    • memory/2228-17-0x00007FFD09810000-0x00007FFD09A05000-memory.dmp

      Filesize

      2.0MB

    • memory/2228-6-0x00007FFD09810000-0x00007FFD09A05000-memory.dmp

      Filesize

      2.0MB

    • memory/2228-7-0x00007FFD09810000-0x00007FFD09A05000-memory.dmp

      Filesize

      2.0MB

    • memory/2228-3-0x00007FFCC9890000-0x00007FFCC98A0000-memory.dmp

      Filesize

      64KB

    • memory/2228-10-0x00007FFD09810000-0x00007FFD09A05000-memory.dmp

      Filesize

      2.0MB

    • memory/2228-11-0x00007FFCC7540000-0x00007FFCC7550000-memory.dmp

      Filesize

      64KB

    • memory/2228-8-0x00007FFD09810000-0x00007FFD09A05000-memory.dmp

      Filesize

      2.0MB

    • memory/2228-13-0x00007FFD09810000-0x00007FFD09A05000-memory.dmp

      Filesize

      2.0MB

    • memory/2228-14-0x00007FFD09810000-0x00007FFD09A05000-memory.dmp

      Filesize

      2.0MB

    • memory/2228-15-0x00007FFCC7540000-0x00007FFCC7550000-memory.dmp

      Filesize

      64KB

    • memory/2228-20-0x00007FFD09810000-0x00007FFD09A05000-memory.dmp

      Filesize

      2.0MB

    • memory/2228-19-0x00007FFD09810000-0x00007FFD09A05000-memory.dmp

      Filesize

      2.0MB

    • memory/2228-21-0x00007FFD09810000-0x00007FFD09A05000-memory.dmp

      Filesize

      2.0MB

    • memory/2228-18-0x00007FFD09810000-0x00007FFD09A05000-memory.dmp

      Filesize

      2.0MB

    • memory/2228-5-0x00007FFCC9890000-0x00007FFCC98A0000-memory.dmp

      Filesize

      64KB

    • memory/2228-16-0x00007FFD09810000-0x00007FFD09A05000-memory.dmp

      Filesize

      2.0MB

    • memory/2228-12-0x00007FFD09810000-0x00007FFD09A05000-memory.dmp

      Filesize

      2.0MB

    • memory/2228-52-0x00007FFD09810000-0x00007FFD09A05000-memory.dmp

      Filesize

      2.0MB

    • memory/2228-75-0x00007FFD09810000-0x00007FFD09A05000-memory.dmp

      Filesize

      2.0MB

    • memory/2228-0-0x00007FFCC9890000-0x00007FFCC98A0000-memory.dmp

      Filesize

      64KB

    • memory/2228-1-0x00007FFD098AD000-0x00007FFD098AE000-memory.dmp

      Filesize

      4KB

    • memory/2228-2-0x00007FFCC9890000-0x00007FFCC98A0000-memory.dmp

      Filesize

      64KB

    • memory/2228-4-0x00007FFCC9890000-0x00007FFCC98A0000-memory.dmp

      Filesize

      64KB

    • memory/2228-99-0x00007FFD09810000-0x00007FFD09A05000-memory.dmp

      Filesize

      2.0MB

    • memory/2228-95-0x00007FFD09810000-0x00007FFD09A05000-memory.dmp

      Filesize

      2.0MB

    • memory/2228-96-0x00007FFD098AD000-0x00007FFD098AE000-memory.dmp

      Filesize

      4KB

    • memory/2228-97-0x00007FFD09810000-0x00007FFD09A05000-memory.dmp

      Filesize

      2.0MB

    • memory/2228-98-0x00007FFD09810000-0x00007FFD09A05000-memory.dmp

      Filesize

      2.0MB

    • memory/2516-89-0x0000000000840000-0x0000000000848000-memory.dmp

      Filesize

      32KB