Overview

overview

10

Static

static

10

7eeb07b3e0...b8.exe

windows7-x64

8

7eeb07b3e0...b8.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    154s
  • max time network
    161s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220901-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system
  • submitted
    07-11-2022 18:05

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General

  • Target

    7eeb07b3e012c8722c9712ca1b82bab3ef74cdf928f47536733d7a5946ae43b8.exe

  • Size

    21KB

  • MD5

    a3ec315f74f4eb882253bb147a4ab410

  • SHA1

    02bff27c982f24e7472df1c0284dfb1e46a2cc3c

  • SHA256

    7eeb07b3e012c8722c9712ca1b82bab3ef74cdf928f47536733d7a5946ae43b8

  • SHA512

    a5349e7e2b12608114297bb35820c52198bb1631d8293483f410a0a24be6a14a8adde230814e6cf071e7d026fcd7595f470440c4eacc625b3722a2a4542fbcdb

  • SSDEEP

    384:7rwgu4oJuTJj+XZ9Y9qkyUI07jn6qq9fUaIfqfxWkqxrF6ZlvH38R0VKRxxxxxb0:HaJU+Je9Lwjn9fU7q55AQDHr7V

Score
10/10
evasionpersistenceransomwareupx

Malware Config

Signatures

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

    Ransomware often targets backup files to inhibit system recovery.

    ransomware
  • Modifies boot configuration data using bcdedit 1 TTPs 2 IoCs
    ransomwareevasion
  • Deletes backup catalog 3 TTPs 1 IoCs

    Uses wbadmin.exe to inhibit system recovery.

    ransomware
  • UPX packed file 4 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

    upx
  • Adds Run key to start application 2 TTPs 1 IoCs
    persistence
  • Drops desktop.ini file(s) 3 IoCs
  • Drops file in Program Files directory 64 IoCs
  • Checks SCSI registry key(s) 3 TTPs 4 IoCs

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

  • Interacts with shadow copies 2 TTPs 1 IoCs

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

    ransomware
  • Suspicious use of AdjustPrivilegeToken 50 IoCs
  • Suspicious use of WriteProcessMemory 19 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\7eeb07b3e012c8722c9712ca1b82bab3ef74cdf928f47536733d7a5946ae43b8.exe
    "C:\Users\Admin\AppData\Local\Temp\7eeb07b3e012c8722c9712ca1b82bab3ef74cdf928f47536733d7a5946ae43b8.exe"
    1⤵
    • Adds Run key to start application
    • Drops desktop.ini file(s)
    • Drops file in Program Files directory
    • Suspicious use of WriteProcessMemory
    PID:1812
    • C:\Users\Admin\AppData\Local\Temp\7eeb07b3e012c8722c9712ca1b82bab3ef74cdf928f47536733d7a5946ae43b8.exe
      "C:\Users\Admin\AppData\Local\Temp\7eeb07b3e012c8722c9712ca1b82bab3ef74cdf928f47536733d7a5946ae43b8.exe" n1812
      2⤵
        PID:5032
      • C:\Windows\system32\cmd.exe
        "C:\Windows\system32\cmd.exe"
        2⤵
        • Suspicious use of WriteProcessMemory
        PID:5012
        • C:\Windows\system32\vssadmin.exe
          vssadmin delete shadows /all /quiet
          3⤵
          • Interacts with shadow copies
          PID:1928
        • C:\Windows\System32\Wbem\WMIC.exe
          wmic shadowcopy delete
          3⤵
          • Suspicious use of AdjustPrivilegeToken
          PID:856
        • C:\Windows\system32\bcdedit.exe
          bcdedit /set {default} bootstatuspolicy ignoreallfailures
          3⤵
          • Modifies boot configuration data using bcdedit
          PID:2176
        • C:\Windows\system32\bcdedit.exe
          bcdedit /set {default} recoveryenabled no
          3⤵
          • Modifies boot configuration data using bcdedit
          PID:2516
        • C:\Windows\system32\wbadmin.exe
          wbadmin delete catalog -quiet
          3⤵
          • Deletes backup catalog
          PID:1500
    • 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:2268
    • C:\Windows\system32\vssvc.exe
      C:\Windows\system32\vssvc.exe
      1⤵
      • Suspicious use of AdjustPrivilegeToken
      PID:1104
    • C:\Windows\system32\wbengine.exe
      "C:\Windows\system32\wbengine.exe"
      1⤵
      • Suspicious use of AdjustPrivilegeToken
      PID:2924
    • C:\Windows\System32\vdsldr.exe
      C:\Windows\System32\vdsldr.exe -Embedding
      1⤵
        PID:2988
      • C:\Windows\System32\vds.exe
        C:\Windows\System32\vds.exe
        1⤵
        • Checks SCSI registry key(s)
        PID:3968

      Network

      MITRE ATT&CK Enterprise v6

      Replay Monitor

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      Downloads

      • C:\$Recycle.Bin\S-1-5-21-929662420-1054238289-2961194603-1000\desktop.ini
        Filesize

        356B

        MD5

        8d0758a1e8139ecd68671576b3c1a109

        SHA1

        c244b4b17773636f410038addbc3bf6d2d78c4f6

        SHA256

        098a283933e512d9f065e9ef25eff4c62b18ec304cb151e89338e3bb7bdcb9cd

        SHA512

        77dca004ae721dbca94d80f891b33b97ae1f2e059bf8e4829b8e454cd23ce49f00efe990b726e58baadb98ed10c09dfb86f4fb8e14b6180c70ef0d1105222fca

        Download Submit

      • memory/1812-132-0x0000000000400000-0x000000000041F000-memory.dmp

        Filesize

        124KB

        Download

      • memory/1812-142-0x0000000000400000-0x000000000041F000-memory.dmp

        Filesize

        124KB

        Download

      • memory/5032-135-0x0000000000400000-0x000000000041F000-memory.dmp

        Filesize

        124KB

        Download

      • memory/5032-143-0x0000000000400000-0x000000000041F000-memory.dmp

        Filesize

        124KB

        Download