Overview

overview

10

Static

static

7d9c97a133...b5.exe

windows7-x64

10

7d9c97a133...b5.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    150s
  • max time network
    86s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    30-01-2023 18:57

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General

  • Target

    7d9c97a133997396b0625a5d2b762fb8b333f5152d4dd893c7a463cc41372ab5.exe

  • Size

    56KB

  • MD5

    891671a3dbedc9f31325acd29ec912bf

  • SHA1

    9d0f4cb30fdf9cf55948306190e3f71a72cff9f0

  • SHA256

    7d9c97a133997396b0625a5d2b762fb8b333f5152d4dd893c7a463cc41372ab5

  • SHA512

    014488fad8ecfa5dd583d14e7084f4c9f6eb180aa3f06157546467f6b545a849a90afb04eff0f20cc7d11d1a04986e260ddcf6d97a09ab7798022640706fc6ee

  • SSDEEP

    1536:CNeRBl5PT/rx1mzwRMSTdLpJ/VeHOR8ZJ+EJ:CQRrmzwR5JdeHG8ZJVJ

Score
10/10
phobosevasionpersistenceransomwarespywarestealer

Malware Config

Signatures

  • Phobos

    Phobos ransomware appeared at the beginning of 2019.

    ransomwarephobos
  • 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
  • Modifies Windows Firewall 1 TTPs 2 IoCs
    evasion
  • Drops startup file 1 IoCs
  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

    spywarestealer
  • Adds Run key to start application 2 TTPs 2 IoCs
    persistence
  • Drops desktop.ini file(s) 40 IoCs
  • Drops file in Program Files directory 64 IoCs
  • Interacts with shadow copies 2 TTPs 1 IoCs

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

    ransomware
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 47 IoCs
  • Suspicious use of WriteProcessMemory 29 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\7d9c97a133997396b0625a5d2b762fb8b333f5152d4dd893c7a463cc41372ab5.exe
    "C:\Users\Admin\AppData\Local\Temp\7d9c97a133997396b0625a5d2b762fb8b333f5152d4dd893c7a463cc41372ab5.exe"
    1⤵
    • Drops startup file
    • Adds Run key to start application
    • Drops desktop.ini file(s)
    • Drops file in Program Files directory
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1004
    • C:\Users\Admin\AppData\Local\Temp\7d9c97a133997396b0625a5d2b762fb8b333f5152d4dd893c7a463cc41372ab5.exe
      "C:\Users\Admin\AppData\Local\Temp\7d9c97a133997396b0625a5d2b762fb8b333f5152d4dd893c7a463cc41372ab5.exe"
      2⤵
        PID:1600
      • C:\Windows\system32\cmd.exe
        "C:\Windows\system32\cmd.exe"
        2⤵
        • Suspicious use of WriteProcessMemory
        PID:1748
        • C:\Windows\system32\netsh.exe
          netsh advfirewall set currentprofile state off
          3⤵
          • Modifies Windows Firewall
          PID:788
        • C:\Windows\system32\netsh.exe
          netsh firewall set opmode mode=disable
          3⤵
          • Modifies Windows Firewall
          PID:336
      • C:\Windows\system32\cmd.exe
        "C:\Windows\system32\cmd.exe"
        2⤵
        • Suspicious use of WriteProcessMemory
        PID:1568
        • C:\Windows\system32\vssadmin.exe
          vssadmin delete shadows /all /quiet
          3⤵
          • Interacts with shadow copies
          PID:544
        • C:\Windows\System32\Wbem\WMIC.exe
          wmic shadowcopy delete
          3⤵
          • Suspicious use of AdjustPrivilegeToken
          PID:480
        • C:\Windows\system32\bcdedit.exe
          bcdedit /set {default} bootstatuspolicy ignoreallfailures
          3⤵
          • Modifies boot configuration data using bcdedit
          PID:1820
        • C:\Windows\system32\bcdedit.exe
          bcdedit /set {default} recoveryenabled no
          3⤵
          • Modifies boot configuration data using bcdedit
          PID:1636
        • C:\Windows\system32\wbadmin.exe
          wbadmin delete catalog -quiet
          3⤵
          • Deletes backup catalog
          PID:1600
    • C:\Windows\system32\vssvc.exe
      C:\Windows\system32\vssvc.exe
      1⤵
      • Suspicious use of AdjustPrivilegeToken
      PID:1692
    • C:\Windows\system32\wbengine.exe
      "C:\Windows\system32\wbengine.exe"
      1⤵
      • Suspicious use of AdjustPrivilegeToken
      PID:1480
    • C:\Windows\System32\vdsldr.exe
      C:\Windows\System32\vdsldr.exe -Embedding
      1⤵
        PID:1540
      • C:\Windows\System32\vds.exe
        C:\Windows\System32\vds.exe
        1⤵
          PID:616

        Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

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        Downloads

        • memory/336-61-0x0000000000000000-mapping.dmp

          Download

        • memory/480-63-0x0000000000000000-mapping.dmp

          Download

        • memory/544-58-0x0000000000000000-mapping.dmp

          Download

        • memory/788-59-0x0000000000000000-mapping.dmp

          Download

        • memory/788-60-0x000007FEFBCB1000-0x000007FEFBCB3000-memory.dmp

          Filesize

          8KB

          Download

        • memory/1004-54-0x0000000075211000-0x0000000075213000-memory.dmp

          Filesize

          8KB

          Download

        • memory/1568-57-0x0000000000000000-mapping.dmp

          Download

        • memory/1600-66-0x0000000000000000-mapping.dmp

          Download

        • memory/1636-65-0x0000000000000000-mapping.dmp

          Download

        • memory/1748-56-0x0000000000000000-mapping.dmp

          Download

        • memory/1820-64-0x0000000000000000-mapping.dmp

          Download