Analysis

  • max time kernel
    141s
  • max time network
    143s
  • platform
    windows10-1703_x64
  • resource
    win10-20220812-en
  • resource tags

    arch:x64arch:x86image:win10-20220812-enlocale:en-usos:windows10-1703-x64system
  • submitted
    01/11/2022, 01:34

General

  • Target
    6db275d29af43750f94d8f9af8a4f01770142d6117fea40f3ccf288044c2fc18.exe
  • Size 322KB
  • Sample221101-by4dpsfhck
  • SHA256 6db275d29af43750f94d8f9af8a4f01770142d6117fea40f3ccf288044c2fc18
  • MD5 SHA1 SHA512 SSDEEP
Score
8/10

Malware Config

Signatures

  • Executes dropped EXE 5 IoCs
  • Suspicious use of SetThreadContext 3 IoCs
  • Creates scheduled task(s) 1 TTPs 2 IoCs

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

  • Suspicious use of WriteProcessMemory 36 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\6db275d29af43750f94d8f9af8a4f01770142d6117fea40f3ccf288044c2fc18.exe
    "C:\Users\Admin\AppData\Local\Temp\6db275d29af43750f94d8f9af8a4f01770142d6117fea40f3ccf288044c2fc18.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:2620
    • C:\Users\Admin\AppData\Local\Temp\6db275d29af43750f94d8f9af8a4f01770142d6117fea40f3ccf288044c2fc18.exe
      C:\Users\Admin\AppData\Local\Temp\6db275d29af43750f94d8f9af8a4f01770142d6117fea40f3ccf288044c2fc18.exe
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:2156
      • C:\Windows\SysWOW64\schtasks.exe
        /C /create /F /sc minute /mo 1 /tn "Telemetry Logging" /tr "C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe"
        3⤵
        • Creates scheduled task(s)
        PID:1928
  • C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
    C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
    1⤵
    • Executes dropped EXE
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:4888
    • C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
      C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
      2⤵
      • Executes dropped EXE
      PID:4808
    • C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
      C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
      2⤵
      • Executes dropped EXE
      • Suspicious use of WriteProcessMemory
      PID:1352
      • C:\Windows\SysWOW64\schtasks.exe
        /C /create /F /sc minute /mo 1 /tn "Telemetry Logging" /tr "C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe"
        3⤵
        • Creates scheduled task(s)
        PID:1864
  • C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
    C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
    1⤵
    • Executes dropped EXE
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:4340
    • C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
      C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
      2⤵
      • Executes dropped EXE
      PID:3936

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

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        Downloads

        oobeldr.exe.log

        • Path C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\oobeldr.exe.log
        • Size 789B
        • SHA256 1248e67f10b47b397af3c8cbe342bad4be75c68b8e10f4ec6341195cc3138bd9
        • MD5 SHA1 SHA512

        oobeldr.exe

        • Path C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
        • Size 322KB
        • SHA256 6db275d29af43750f94d8f9af8a4f01770142d6117fea40f3ccf288044c2fc18
        • MD5 SHA1 SHA512 SSDEEP

        oobeldr.exe

        • Path C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
        • Size 322KB
        • SHA256 6db275d29af43750f94d8f9af8a4f01770142d6117fea40f3ccf288044c2fc18
        • MD5 SHA1 SHA512 SSDEEP

        oobeldr.exe

        • Path C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
        • Size 322KB
        • SHA256 6db275d29af43750f94d8f9af8a4f01770142d6117fea40f3ccf288044c2fc18
        • MD5 SHA1 SHA512 SSDEEP

        oobeldr.exe

        • Path C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
        • Size 322KB
        • SHA256 6db275d29af43750f94d8f9af8a4f01770142d6117fea40f3ccf288044c2fc18
        • MD5 SHA1 SHA512 SSDEEP

        oobeldr.exe

        • Path C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
        • Size 322KB
        • SHA256 6db275d29af43750f94d8f9af8a4f01770142d6117fea40f3ccf288044c2fc18
        • MD5 SHA1 SHA512 SSDEEP

        oobeldr.exe

        • Path C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
        • Size 322KB
        • SHA256 6db275d29af43750f94d8f9af8a4f01770142d6117fea40f3ccf288044c2fc18
        • MD5 SHA1 SHA512 SSDEEP

        memory/2156-231-0x0000000000400000-0x0000000000406000-memory.dmp

        memory/2156-177-0x0000000000400000-0x0000000000406000-memory.dmp

        memory/2156-189-0x0000000077770000-0x00000000778FE000-memory.dmp

        memory/2156-190-0x0000000077770000-0x00000000778FE000-memory.dmp

        memory/2156-188-0x0000000077770000-0x00000000778FE000-memory.dmp

        memory/2156-187-0x0000000077770000-0x00000000778FE000-memory.dmp

        memory/2156-186-0x0000000077770000-0x00000000778FE000-memory.dmp

        memory/2156-185-0x0000000077770000-0x00000000778FE000-memory.dmp

        memory/2156-183-0x0000000077770000-0x00000000778FE000-memory.dmp

        memory/2156-181-0x0000000077770000-0x00000000778FE000-memory.dmp

        memory/2156-180-0x0000000077770000-0x00000000778FE000-memory.dmp

        memory/2156-179-0x0000000077770000-0x00000000778FE000-memory.dmp

        memory/2620-140-0x0000000077770000-0x00000000778FE000-memory.dmp

        memory/2620-171-0x0000000077770000-0x00000000778FE000-memory.dmp

        memory/2620-144-0x0000000077770000-0x00000000778FE000-memory.dmp

        memory/2620-145-0x0000000077770000-0x00000000778FE000-memory.dmp

        memory/2620-146-0x0000000077770000-0x00000000778FE000-memory.dmp

        memory/2620-147-0x0000000077770000-0x00000000778FE000-memory.dmp

        memory/2620-148-0x0000000077770000-0x00000000778FE000-memory.dmp

        memory/2620-149-0x0000000077770000-0x00000000778FE000-memory.dmp

        memory/2620-150-0x0000000077770000-0x00000000778FE000-memory.dmp

        memory/2620-151-0x0000000077770000-0x00000000778FE000-memory.dmp

        memory/2620-152-0x0000000077770000-0x00000000778FE000-memory.dmp

        memory/2620-153-0x0000000000810000-0x0000000000866000-memory.dmp

        memory/2620-154-0x0000000077770000-0x00000000778FE000-memory.dmp

        memory/2620-155-0x0000000077770000-0x00000000778FE000-memory.dmp

        memory/2620-156-0x0000000077770000-0x00000000778FE000-memory.dmp

        memory/2620-157-0x0000000077770000-0x00000000778FE000-memory.dmp

        memory/2620-158-0x0000000077770000-0x00000000778FE000-memory.dmp

        memory/2620-159-0x0000000077770000-0x00000000778FE000-memory.dmp

        memory/2620-160-0x0000000007570000-0x000000000763C000-memory.dmp

        memory/2620-161-0x0000000007B40000-0x000000000803E000-memory.dmp

        memory/2620-162-0x0000000077770000-0x00000000778FE000-memory.dmp

        memory/2620-163-0x00000000076E0000-0x0000000007772000-memory.dmp

        memory/2620-164-0x0000000005060000-0x0000000005066000-memory.dmp

        memory/2620-165-0x0000000077770000-0x00000000778FE000-memory.dmp

        memory/2620-166-0x0000000007980000-0x00000000079F6000-memory.dmp

        memory/2620-167-0x0000000077770000-0x00000000778FE000-memory.dmp

        memory/2620-168-0x0000000077770000-0x00000000778FE000-memory.dmp

        memory/2620-169-0x0000000077770000-0x00000000778FE000-memory.dmp

        memory/2620-170-0x00000000050C0000-0x00000000050DE000-memory.dmp

        memory/2620-143-0x0000000077770000-0x00000000778FE000-memory.dmp

        memory/2620-172-0x0000000077770000-0x00000000778FE000-memory.dmp

        memory/2620-173-0x0000000077770000-0x00000000778FE000-memory.dmp

        memory/2620-174-0x0000000077770000-0x00000000778FE000-memory.dmp

        memory/2620-175-0x0000000077770000-0x00000000778FE000-memory.dmp

        memory/2620-176-0x0000000077770000-0x00000000778FE000-memory.dmp

        memory/2620-142-0x0000000077770000-0x00000000778FE000-memory.dmp

        memory/2620-141-0x0000000077770000-0x00000000778FE000-memory.dmp

        memory/2620-139-0x0000000077770000-0x00000000778FE000-memory.dmp

        memory/2620-119-0x0000000077770000-0x00000000778FE000-memory.dmp

        memory/2620-138-0x0000000077770000-0x00000000778FE000-memory.dmp

        memory/2620-182-0x0000000077770000-0x00000000778FE000-memory.dmp

        memory/2620-137-0x0000000077770000-0x00000000778FE000-memory.dmp

        memory/2620-136-0x0000000077770000-0x00000000778FE000-memory.dmp

        memory/2620-135-0x0000000077770000-0x00000000778FE000-memory.dmp

        memory/2620-134-0x0000000077770000-0x00000000778FE000-memory.dmp

        memory/2620-133-0x0000000077770000-0x00000000778FE000-memory.dmp

        memory/2620-132-0x0000000077770000-0x00000000778FE000-memory.dmp

        memory/2620-131-0x0000000077770000-0x00000000778FE000-memory.dmp

        memory/2620-130-0x0000000077770000-0x00000000778FE000-memory.dmp

        memory/2620-129-0x0000000077770000-0x00000000778FE000-memory.dmp

        memory/2620-128-0x0000000077770000-0x00000000778FE000-memory.dmp

        memory/2620-127-0x0000000077770000-0x00000000778FE000-memory.dmp

        memory/2620-126-0x0000000077770000-0x00000000778FE000-memory.dmp

        memory/2620-125-0x0000000077770000-0x00000000778FE000-memory.dmp

        memory/2620-124-0x0000000077770000-0x00000000778FE000-memory.dmp

        memory/2620-122-0x0000000077770000-0x00000000778FE000-memory.dmp

        memory/2620-123-0x0000000077770000-0x00000000778FE000-memory.dmp

        memory/2620-121-0x0000000077770000-0x00000000778FE000-memory.dmp

        memory/2620-120-0x0000000077770000-0x00000000778FE000-memory.dmp