Analysis

  • max time kernel
    131s
  • max time network
    150s
  • resource
    win10v191014

General

  • Target

    VBS_ed167804673b6f89dc6657e71ae971c4.4

  • Sample

    191122-y81dh6ez6a

  • SHA256

    3e605855ed4bbc789477d2feddce2781b56d195311e17f753fc65d709b1f2321

Score
N/A

Malware Config

Signatures

  • Suspicious use of WriteProcessMemory 25 IoCs
  • Drops file in system dir 5 IoCs
  • Checks system information in the registry (likely anti-VM) 2 TTPs 2 IoCs
  • Windows security modification 2 TTPs 2 IoCs

Processes

  • C:\Windows\System32\WScript.exe
    "C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\document4753.vbe.vbs"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4968
  • C:\Windows\System32\wscript.exe
    "C:\Windows\System32\wscript.exe" C:\Users\Admin\AppData\Local\Temp\document4753.vbe.vbs ___-
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:5040
  • C:\Windows\System32\wscript.exe
    "C:\Windows\System32\wscript.exe" C:\Users\Admin\AppData\Local\Temp\document4753.vbe.vbs ___- ___-
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:5100
  • C:\Windows\System32\wscript.exe
    "C:\Windows\System32\wscript.exe" C:\Users\Admin\AppData\Local\Temp\document4753.vbe.vbs ___- ___- ___-
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1968
  • C:\Windows\System32\wscript.exe
    "C:\Windows\System32\wscript.exe" C:\Users\Admin\AppData\Local\Temp\document4753.vbe.vbs ___- ___- ___- ___-
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:376
  • C:\Windows\System32\wscript.exe
    "C:\Windows\System32\wscript.exe" C:\Users\Admin\AppData\Local\Temp\document4753.vbe.vbs ___- ___- ___- ___- ___-
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4352
  • C:\Windows\System32\wscript.exe
    "C:\Windows\System32\wscript.exe" C:\Users\Admin\AppData\Local\Temp\document4753.vbe.vbs ___- ___- ___- ___- ___- ___-
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4468
  • C:\Windows\System32\wscript.exe
    "C:\Windows\System32\wscript.exe" C:\Users\Admin\AppData\Local\Temp\document4753.vbe.vbs ___- ___- ___- ___- ___- ___- ___-
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3664
  • C:\Windows\System32\wscript.exe
    "C:\Windows\System32\wscript.exe" C:\Users\Admin\AppData\Local\Temp\document4753.vbe.vbs ___- ___- ___- ___- ___- ___- ___- ___-
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4304
  • C:\Windows\System32\wscript.exe
    "C:\Windows\System32\wscript.exe" C:\Users\Admin\AppData\Local\Temp\document4753.vbe.vbs ___- ___- ___- ___- ___- ___- ___- ___- ___-
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4636
  • C:\Windows\System32\wscript.exe
    "C:\Windows\System32\wscript.exe" C:\Users\Admin\AppData\Local\Temp\document4753.vbe.vbs ___- ___- ___- ___- ___- ___- ___- ___- ___- ___-
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4732
  • C:\Windows\System32\wscript.exe
    "C:\Windows\System32\wscript.exe" C:\Users\Admin\AppData\Local\Temp\document4753.vbe.vbs ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___-
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4752
  • C:\Windows\System32\wscript.exe
    "C:\Windows\System32\wscript.exe" C:\Users\Admin\AppData\Local\Temp\document4753.vbe.vbs ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___-
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4376
  • C:\Windows\System32\wscript.exe
    "C:\Windows\System32\wscript.exe" C:\Users\Admin\AppData\Local\Temp\document4753.vbe.vbs ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___-
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4268
  • C:\Windows\System32\wscript.exe
    "C:\Windows\System32\wscript.exe" C:\Users\Admin\AppData\Local\Temp\document4753.vbe.vbs ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___-
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4024
  • C:\Windows\System32\wscript.exe
    "C:\Windows\System32\wscript.exe" C:\Users\Admin\AppData\Local\Temp\document4753.vbe.vbs ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___-
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4252
  • C:\Windows\System32\wscript.exe
    "C:\Windows\System32\wscript.exe" C:\Users\Admin\AppData\Local\Temp\document4753.vbe.vbs ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___-
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4088
  • C:\Windows\System32\wscript.exe
    "C:\Windows\System32\wscript.exe" C:\Users\Admin\AppData\Local\Temp\document4753.vbe.vbs ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___-
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2680
  • C:\Windows\System32\wscript.exe
    "C:\Windows\System32\wscript.exe" C:\Users\Admin\AppData\Local\Temp\document4753.vbe.vbs ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___-
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4884
  • C:\Windows\System32\wscript.exe
    "C:\Windows\System32\wscript.exe" C:\Users\Admin\AppData\Local\Temp\document4753.vbe.vbs ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___-
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4580
  • C:\Windows\System32\wscript.exe
    "C:\Windows\System32\wscript.exe" C:\Users\Admin\AppData\Local\Temp\document4753.vbe.vbs ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___-
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:5036
  • C:\Windows\System32\wscript.exe
    "C:\Windows\System32\wscript.exe" C:\Users\Admin\AppData\Local\Temp\document4753.vbe.vbs ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___-
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:720
  • C:\Windows\System32\wscript.exe
    "C:\Windows\System32\wscript.exe" C:\Users\Admin\AppData\Local\Temp\document4753.vbe.vbs ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___-
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4296
  • C:\Windows\System32\wscript.exe
    "C:\Windows\System32\wscript.exe" C:\Users\Admin\AppData\Local\Temp\document4753.vbe.vbs ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___-
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:380
  • C:\Windows\system32\SppExtComObj.exe
    C:\Windows\system32\SppExtComObj.exe -Embedding
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4356
  • C:\Windows\System32\wscript.exe
    "C:\Windows\System32\wscript.exe" C:\Users\Admin\AppData\Local\Temp\document4753.vbe.vbs ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___-
    1⤵
      PID:376
    • C:\Windows\System32\SLUI.exe
      "C:\Windows\System32\SLUI.exe" RuleId=eeba1977-569e-4571-b639-7623d8bfecc0;Action=AutoActivate;AppId=55c92734-d682-4d71-983e-d6ec3f16059f;SkuId=2de67392-b7a7-462a-b1ca-108dd189f588;NotificationInterval=1440;Trigger=TimerEvent
      1⤵
        PID:4400
      • \??\c:\windows\system32\svchost.exe
        c:\windows\system32\svchost.exe -k netsvcs -s BITS
        1⤵
        • Drops file in system dir
        PID:4676
      • \??\c:\windows\system32\svchost.exe
        c:\windows\system32\svchost.exe -k localserviceandnoimpersonation -s SSDPSRV
        1⤵
          PID:1624
        • \??\c:\windows\system32\svchost.exe
          c:\windows\system32\svchost.exe -k netsvcs -s DoSvc
          1⤵
          • Checks system information in the registry (likely anti-VM)
          PID:4192
        • \??\c:\windows\system32\svchost.exe
          c:\windows\system32\svchost.exe -k unistacksvcgroup
          1⤵
            PID:4884
          • \??\c:\windows\system32\svchost.exe
            c:\windows\system32\svchost.exe -k localservicenetworkrestricted -s wscsvc
            1⤵
            • Windows security modification
            PID:4588

          Network

          MITRE ATT&CK Enterprise v15

          MITRE ATT&CK Additional techniques

          • T1089

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          • memory/4376-0-0x0000026BC0E50000-0x0000026BC0F51000-memory.dmp

            Filesize

            1.0MB