Analysis

  • max time kernel
    96s
  • max time network
    100s
  • 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, 10:40

General

  • Target

    545bb4b6a14382f9965d81d0aef4a1accd604e5cc55d5c3618212da461d4fe59.exe

  • Size

    324KB

  • MD5

    fa2663255be8e0bfe2a6a5f2a9b89a94

  • SHA1

    fe3208c501e0f82317693c158810ecafe5f989e4

  • SHA256

    545bb4b6a14382f9965d81d0aef4a1accd604e5cc55d5c3618212da461d4fe59

  • SHA512

    57d3b18cb335269a4be802896572aa16295d2d8daffe4318231f623f480cdd717b250a96fed1c680df9386209c6d427a731505d71552640870a3d68030279927

  • SSDEEP

    6144:eKlzr1sYCzek2ciDaP9Xk6Ln1W8W/9InBSkZZmLdGcAdgdY6RKpjS:eGhQ2ciDq9ZL1W8q9InBRqELdolRKpj

Score
8/10

Malware Config

Signatures

  • Executes dropped EXE 4 IoCs
  • Suspicious use of SetThreadContext 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 use of WriteProcessMemory 33 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\545bb4b6a14382f9965d81d0aef4a1accd604e5cc55d5c3618212da461d4fe59.exe
    "C:\Users\Admin\AppData\Local\Temp\545bb4b6a14382f9965d81d0aef4a1accd604e5cc55d5c3618212da461d4fe59.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:2676
    • C:\Users\Admin\AppData\Local\Temp\545bb4b6a14382f9965d81d0aef4a1accd604e5cc55d5c3618212da461d4fe59.exe
      C:\Users\Admin\AppData\Local\Temp\545bb4b6a14382f9965d81d0aef4a1accd604e5cc55d5c3618212da461d4fe59.exe
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:5104
      • 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:3960
  • 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:4124
    • C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
      C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
      2⤵
      • Executes dropped EXE
      PID:4548
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 4548 -s 152
        3⤵
        • Program crash
        PID:4580
  • 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:8
    • 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:4924
      • 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:4960

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\oobeldr.exe.log

          Filesize

          789B

          MD5

          db5ef8d7c51bad129d9097bf953e4913

          SHA1

          8439db960aa2d431bf5ec3c37af775b45eb07e06

          SHA256

          1248e67f10b47b397af3c8cbe342bad4be75c68b8e10f4ec6341195cc3138bd9

          SHA512

          04572485790b25e1751347e43b47174051cd153dd75fd55ee5590d25a2579f344cd96cf86cf45bdb7759e3e6d0f734d0ff717148ca70f501b9869e964e036fee

        • C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe

          Filesize

          324KB

          MD5

          fa2663255be8e0bfe2a6a5f2a9b89a94

          SHA1

          fe3208c501e0f82317693c158810ecafe5f989e4

          SHA256

          545bb4b6a14382f9965d81d0aef4a1accd604e5cc55d5c3618212da461d4fe59

          SHA512

          57d3b18cb335269a4be802896572aa16295d2d8daffe4318231f623f480cdd717b250a96fed1c680df9386209c6d427a731505d71552640870a3d68030279927

        • C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe

          Filesize

          324KB

          MD5

          fa2663255be8e0bfe2a6a5f2a9b89a94

          SHA1

          fe3208c501e0f82317693c158810ecafe5f989e4

          SHA256

          545bb4b6a14382f9965d81d0aef4a1accd604e5cc55d5c3618212da461d4fe59

          SHA512

          57d3b18cb335269a4be802896572aa16295d2d8daffe4318231f623f480cdd717b250a96fed1c680df9386209c6d427a731505d71552640870a3d68030279927

        • C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe

          Filesize

          324KB

          MD5

          fa2663255be8e0bfe2a6a5f2a9b89a94

          SHA1

          fe3208c501e0f82317693c158810ecafe5f989e4

          SHA256

          545bb4b6a14382f9965d81d0aef4a1accd604e5cc55d5c3618212da461d4fe59

          SHA512

          57d3b18cb335269a4be802896572aa16295d2d8daffe4318231f623f480cdd717b250a96fed1c680df9386209c6d427a731505d71552640870a3d68030279927

        • C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe

          Filesize

          324KB

          MD5

          fa2663255be8e0bfe2a6a5f2a9b89a94

          SHA1

          fe3208c501e0f82317693c158810ecafe5f989e4

          SHA256

          545bb4b6a14382f9965d81d0aef4a1accd604e5cc55d5c3618212da461d4fe59

          SHA512

          57d3b18cb335269a4be802896572aa16295d2d8daffe4318231f623f480cdd717b250a96fed1c680df9386209c6d427a731505d71552640870a3d68030279927

        • C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe

          Filesize

          324KB

          MD5

          fa2663255be8e0bfe2a6a5f2a9b89a94

          SHA1

          fe3208c501e0f82317693c158810ecafe5f989e4

          SHA256

          545bb4b6a14382f9965d81d0aef4a1accd604e5cc55d5c3618212da461d4fe59

          SHA512

          57d3b18cb335269a4be802896572aa16295d2d8daffe4318231f623f480cdd717b250a96fed1c680df9386209c6d427a731505d71552640870a3d68030279927

        • memory/2676-155-0x0000000076EA0000-0x000000007702E000-memory.dmp

          Filesize

          1.6MB

        • memory/2676-150-0x0000000076EA0000-0x000000007702E000-memory.dmp

          Filesize

          1.6MB

        • memory/2676-121-0x0000000076EA0000-0x000000007702E000-memory.dmp

          Filesize

          1.6MB

        • memory/2676-122-0x0000000076EA0000-0x000000007702E000-memory.dmp

          Filesize

          1.6MB

        • memory/2676-123-0x0000000076EA0000-0x000000007702E000-memory.dmp

          Filesize

          1.6MB

        • memory/2676-124-0x0000000076EA0000-0x000000007702E000-memory.dmp

          Filesize

          1.6MB

        • memory/2676-126-0x0000000076EA0000-0x000000007702E000-memory.dmp

          Filesize

          1.6MB

        • memory/2676-127-0x0000000076EA0000-0x000000007702E000-memory.dmp

          Filesize

          1.6MB

        • memory/2676-128-0x0000000076EA0000-0x000000007702E000-memory.dmp

          Filesize

          1.6MB

        • memory/2676-125-0x0000000076EA0000-0x000000007702E000-memory.dmp

          Filesize

          1.6MB

        • memory/2676-129-0x0000000076EA0000-0x000000007702E000-memory.dmp

          Filesize

          1.6MB

        • memory/2676-130-0x0000000076EA0000-0x000000007702E000-memory.dmp

          Filesize

          1.6MB

        • memory/2676-131-0x0000000076EA0000-0x000000007702E000-memory.dmp

          Filesize

          1.6MB

        • memory/2676-132-0x0000000076EA0000-0x000000007702E000-memory.dmp

          Filesize

          1.6MB

        • memory/2676-133-0x0000000076EA0000-0x000000007702E000-memory.dmp

          Filesize

          1.6MB

        • memory/2676-134-0x0000000076EA0000-0x000000007702E000-memory.dmp

          Filesize

          1.6MB

        • memory/2676-135-0x0000000076EA0000-0x000000007702E000-memory.dmp

          Filesize

          1.6MB

        • memory/2676-136-0x0000000076EA0000-0x000000007702E000-memory.dmp

          Filesize

          1.6MB

        • memory/2676-138-0x0000000076EA0000-0x000000007702E000-memory.dmp

          Filesize

          1.6MB

        • memory/2676-137-0x0000000076EA0000-0x000000007702E000-memory.dmp

          Filesize

          1.6MB

        • memory/2676-139-0x0000000076EA0000-0x000000007702E000-memory.dmp

          Filesize

          1.6MB

        • memory/2676-140-0x0000000076EA0000-0x000000007702E000-memory.dmp

          Filesize

          1.6MB

        • memory/2676-141-0x0000000076EA0000-0x000000007702E000-memory.dmp

          Filesize

          1.6MB

        • memory/2676-142-0x0000000076EA0000-0x000000007702E000-memory.dmp

          Filesize

          1.6MB

        • memory/2676-143-0x0000000076EA0000-0x000000007702E000-memory.dmp

          Filesize

          1.6MB

        • memory/2676-144-0x0000000076EA0000-0x000000007702E000-memory.dmp

          Filesize

          1.6MB

        • memory/2676-145-0x0000000076EA0000-0x000000007702E000-memory.dmp

          Filesize

          1.6MB

        • memory/2676-146-0x0000000076EA0000-0x000000007702E000-memory.dmp

          Filesize

          1.6MB

        • memory/2676-147-0x0000000076EA0000-0x000000007702E000-memory.dmp

          Filesize

          1.6MB

        • memory/2676-148-0x0000000076EA0000-0x000000007702E000-memory.dmp

          Filesize

          1.6MB

        • memory/2676-149-0x00000000008C0000-0x0000000000916000-memory.dmp

          Filesize

          344KB

        • memory/2676-158-0x0000000076EA0000-0x000000007702E000-memory.dmp

          Filesize

          1.6MB

        • memory/2676-151-0x0000000076EA0000-0x000000007702E000-memory.dmp

          Filesize

          1.6MB

        • memory/2676-152-0x0000000076EA0000-0x000000007702E000-memory.dmp

          Filesize

          1.6MB

        • memory/2676-119-0x0000000076EA0000-0x000000007702E000-memory.dmp

          Filesize

          1.6MB

        • memory/2676-154-0x0000000076EA0000-0x000000007702E000-memory.dmp

          Filesize

          1.6MB

        • memory/2676-153-0x0000000076EA0000-0x000000007702E000-memory.dmp

          Filesize

          1.6MB

        • memory/2676-156-0x00000000075B0000-0x000000000767C000-memory.dmp

          Filesize

          816KB

        • memory/2676-120-0x0000000076EA0000-0x000000007702E000-memory.dmp

          Filesize

          1.6MB

        • memory/2676-157-0x0000000007B80000-0x000000000807E000-memory.dmp

          Filesize

          5.0MB

        • memory/2676-165-0x0000000076EA0000-0x000000007702E000-memory.dmp

          Filesize

          1.6MB

        • memory/2676-160-0x0000000007680000-0x0000000007686000-memory.dmp

          Filesize

          24KB

        • memory/2676-161-0x0000000076EA0000-0x000000007702E000-memory.dmp

          Filesize

          1.6MB

        • memory/2676-162-0x00000000079C0000-0x0000000007A36000-memory.dmp

          Filesize

          472KB

        • memory/2676-163-0x0000000076EA0000-0x000000007702E000-memory.dmp

          Filesize

          1.6MB

        • memory/2676-159-0x0000000007720000-0x00000000077B2000-memory.dmp

          Filesize

          584KB

        • memory/2676-164-0x0000000076EA0000-0x000000007702E000-memory.dmp

          Filesize

          1.6MB

        • memory/2676-166-0x00000000076D0000-0x00000000076EE000-memory.dmp

          Filesize

          120KB

        • memory/2676-169-0x0000000076EA0000-0x000000007702E000-memory.dmp

          Filesize

          1.6MB

        • memory/2676-172-0x0000000076EA0000-0x000000007702E000-memory.dmp

          Filesize

          1.6MB

        • memory/2676-171-0x0000000076EA0000-0x000000007702E000-memory.dmp

          Filesize

          1.6MB

        • memory/2676-170-0x0000000076EA0000-0x000000007702E000-memory.dmp

          Filesize

          1.6MB

        • memory/2676-168-0x0000000076EA0000-0x000000007702E000-memory.dmp

          Filesize

          1.6MB

        • memory/2676-167-0x0000000076EA0000-0x000000007702E000-memory.dmp

          Filesize

          1.6MB

        • memory/2676-178-0x0000000076EA0000-0x000000007702E000-memory.dmp

          Filesize

          1.6MB

        • memory/2676-115-0x0000000076EA0000-0x000000007702E000-memory.dmp

          Filesize

          1.6MB

        • memory/2676-116-0x0000000076EA0000-0x000000007702E000-memory.dmp

          Filesize

          1.6MB

        • memory/2676-117-0x0000000076EA0000-0x000000007702E000-memory.dmp

          Filesize

          1.6MB

        • memory/2676-118-0x0000000076EA0000-0x000000007702E000-memory.dmp

          Filesize

          1.6MB

        • memory/4924-378-0x0000000000400000-0x0000000000406000-memory.dmp

          Filesize

          24KB

        • memory/5104-181-0x0000000076EA0000-0x000000007702E000-memory.dmp

          Filesize

          1.6MB

        • memory/5104-183-0x0000000076EA0000-0x000000007702E000-memory.dmp

          Filesize

          1.6MB

        • memory/5104-176-0x0000000076EA0000-0x000000007702E000-memory.dmp

          Filesize

          1.6MB

        • memory/5104-175-0x0000000076EA0000-0x000000007702E000-memory.dmp

          Filesize

          1.6MB

        • memory/5104-182-0x0000000076EA0000-0x000000007702E000-memory.dmp

          Filesize

          1.6MB

        • memory/5104-184-0x0000000076EA0000-0x000000007702E000-memory.dmp

          Filesize

          1.6MB

        • memory/5104-179-0x0000000076EA0000-0x000000007702E000-memory.dmp

          Filesize

          1.6MB

        • memory/5104-173-0x0000000000400000-0x0000000000406000-memory.dmp

          Filesize

          24KB

        • memory/5104-177-0x0000000076EA0000-0x000000007702E000-memory.dmp

          Filesize

          1.6MB

        • memory/5104-185-0x0000000076EA0000-0x000000007702E000-memory.dmp

          Filesize

          1.6MB

        • memory/5104-186-0x0000000076EA0000-0x000000007702E000-memory.dmp

          Filesize

          1.6MB

        • memory/5104-227-0x0000000000400000-0x0000000000406000-memory.dmp

          Filesize

          24KB