Overview

overview

10

Static

static

10

aa0073548e...da.exe

windows7-x64

9

aa0073548e...da.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    150s
  • max time network
    144s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    18-10-2022 08:27

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General

  • Target

    aa0073548e845d1119186ba77368adfd81dbe0d056ec1f258e83a7dd368972da.exe

  • Size

    42KB

  • MD5

    485a9199578ab6219dce9435d4289071

  • SHA1

    ab5431ec64d80fcf12f327200954a367f6466623

  • SHA256

    aa0073548e845d1119186ba77368adfd81dbe0d056ec1f258e83a7dd368972da

  • SHA512

    a7e78ce53fb008372f4878593b05b11ab6e48c2a3cde9f0266457688832ee5dae673b9f336f81d313665c04907615bd8468dfa3a95ff7dcb43187ca12a9e4dba

  • SSDEEP

    768:vO1oR/rVS1RzK4wbs+D/SIJX+ZZ1SQQwZxMPPzDf4rOcWNJLoYg:v5S1FKnDtkxMfjNJ8

Score
10/10
ransomware

Malware Config

Signatures

  • Suspicious use of NtCreateUserProcessOtherParentProcess 1 IoCs
  • Deletes shadow copies 2 TTPs

    Ransomware often targets backup files to inhibit system recovery.

    ransomware
  • Deletes backup catalog 3 TTPs 1 IoCs

    Uses wbadmin.exe to inhibit system recovery.

    ransomware
  • Drops file in System32 directory 6 IoCs
  • Drops file in Program Files directory 64 IoCs
  • Program crash 1 IoCs
  • Checks SCSI registry key(s) 3 TTPs 4 IoCs

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

  • 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
  • Interacts with shadow copies 2 TTPs 1 IoCs

    Shadow copies are often targeted by ransomware to inhibit system recovery.

    ransomware
  • Modifies data under HKEY_USERS 64 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 50 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 15 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\aa0073548e845d1119186ba77368adfd81dbe0d056ec1f258e83a7dd368972da.exe
    "C:\Users\Admin\AppData\Local\Temp\aa0073548e845d1119186ba77368adfd81dbe0d056ec1f258e83a7dd368972da.exe"
    1⤵
    • Drops file in Program Files directory
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:3868
    • C:\Users\Admin\AppData\Local\Temp\aa0073548e845d1119186ba77368adfd81dbe0d056ec1f258e83a7dd368972da.exe
      "C:\Users\Admin\AppData\Local\Temp\aa0073548e845d1119186ba77368adfd81dbe0d056ec1f258e83a7dd368972da.exe" n3868
      2⤵
        PID:2228
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 2228 -s 580
          3⤵
          • Program crash
          PID:4084
      • C:\Windows\system32\cmd.exe
        "C:\Windows\system32\cmd.exe"
        2⤵
        • Suspicious use of WriteProcessMemory
        PID:2732
        • C:\Windows\system32\vssadmin.exe
          vssadmin delete shadows /all /quiet
          3⤵
          • Interacts with shadow copies
          PID:4836
        • C:\Windows\system32\wbadmin.exe
          wbadmin delete catalog -quiet
          3⤵
          • Deletes backup catalog
          PID:2316
        • C:\Windows\System32\Wbem\WMIC.exe
          wmic shadowcopy delete
          3⤵
          • Suspicious use of AdjustPrivilegeToken
          PID:2808
    • C:\Windows\system32\svchost.exe
      C:\Windows\system32\svchost.exe -k netsvcs -p -s seclogon
      1⤵
      • Suspicious use of NtCreateUserProcessOtherParentProcess
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:2040
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 432 -p 2228 -ip 2228
      1⤵
        PID:1032
      • C:\Windows\system32\vssvc.exe
        C:\Windows\system32\vssvc.exe
        1⤵
        • Suspicious use of AdjustPrivilegeToken
        PID:4780
      • C:\Windows\system32\wbengine.exe
        "C:\Windows\system32\wbengine.exe"
        1⤵
        • Suspicious use of AdjustPrivilegeToken
        PID:1644
      • C:\Windows\System32\vdsldr.exe
        C:\Windows\System32\vdsldr.exe -Embedding
        1⤵
          PID:636
        • C:\Windows\System32\vds.exe
          C:\Windows\System32\vds.exe
          1⤵
          • Checks SCSI registry key(s)
          PID:1400
        • C:\Program Files\Common Files\Microsoft Shared\ClickToRun\OfficeClickToRun.exe
          "C:\Program Files\Common Files\Microsoft Shared\ClickToRun\OfficeClickToRun.exe" /service
          1⤵
          • Drops file in System32 directory
          • Checks processor information in registry
          • Enumerates system info in registry
          • Modifies data under HKEY_USERS
          • Suspicious use of SetWindowsHookEx
          PID:228

        Network

        MITRE ATT&CK Enterprise v6

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