Overview

overview

10

Static

static

e165b3e962...99.exe

windows7-x64

10

e165b3e962...99.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    150s
  • max time network
    49s
  • platform
    windows7_x64
  • resource
    win7-20220901-en
  • resource tags

    arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system
  • submitted
    30-12-2022 10:31

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General

  • Target

    e165b3e962a2916ed4693993f1911c04b18fcbf7fbdaa824d0e57449da4e4099.exe

  • Size

    56KB

  • MD5

    a6b6c9f529bbac5973236d91a65a80a6

  • SHA1

    d0eb443e04ecf1ac64eddd8a4b0eacaa5d3222fe

  • SHA256

    e165b3e962a2916ed4693993f1911c04b18fcbf7fbdaa824d0e57449da4e4099

  • SHA512

    69ee566e6aa6ec2a753871e863ee23e7fb522b8212c75657d3f4888a6d1e77dfea06b1bc8d00fb9efa2209db1412d11773a60a0a7c5bbc80066bbbf58f94218b

  • SSDEEP

    1536:fNeRBl5PT/rx1mzwRMSTdLpJasHSW7E7oq5Mq:fQRrmzwR5J9HTeoqOq

Score
10/10
phobosevasionpersistenceransomwarespywarestealer

Malware Config

Extracted

Path

C:\users\public\desktop\info.hta

Ransom Note
All your files have been encrypted! All your files have been encrypted due to a security problem with your PC. If you want to restore them, write us to the e-mail [email protected] Write this ID in the title of your message EA6BACA7-3352 If you do not receive a response within 24 hours, please contact us by Telegram.org account: @HostUppp You have to pay for decryption in Bitcoins. The price depends on how fast you write to us. After payment we will send you the tool that will decrypt all your files. Free decryption as guarantee Before paying you can send us up to 5 files for free decryption. The total size of files must be less than 4Mb (non archived), and files should not contain valuable information. (databases,backups, large excel sheets, etc.) How to obtain Bitcoins The easiest way to buy bitcoins is LocalBitcoins site. You have to register, click 'Buy bitcoins', and select the seller by payment method and price. https://localbitcoins.com/buy_bitcoins Also you can find other places to buy Bitcoins and beginners guide here: http://www.coindesk.com/information/how-can-i-buy-bitcoins/ Attention! Do not rename encrypted files. Do not try to decrypt your data using third party software, it may cause permanent data loss. Decryption of your files with the help of third parties may cause increased price (they add their fee to our) or you can become a victim of a scam.

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 4 IoCs
    ransomwareevasion
  • Deletes backup catalog 3 TTPs 2 IoCs

    Uses wbadmin.exe to inhibit system recovery.

    ransomware
  • Modifies Windows Firewall 1 TTPs 2 IoCs
    evasion
  • Modifies extensions of user files 1 IoCs

    Ransomware generally changes the extension on encrypted files.

    ransomware
  • Drops startup file 3 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) 64 IoCs
  • Drops file in Program Files directory 64 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

  • Interacts with shadow copies 2 TTPs 2 IoCs

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

    ransomware
  • Modifies Internet Explorer settings 1 TTPs 3 IoCs
    adwarespyware
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of WriteProcessMemory 60 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\e165b3e962a2916ed4693993f1911c04b18fcbf7fbdaa824d0e57449da4e4099.exe
    "C:\Users\Admin\AppData\Local\Temp\e165b3e962a2916ed4693993f1911c04b18fcbf7fbdaa824d0e57449da4e4099.exe"
    1⤵
    • Modifies extensions of user files
    • 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:1600
    • C:\Users\Admin\AppData\Local\Temp\e165b3e962a2916ed4693993f1911c04b18fcbf7fbdaa824d0e57449da4e4099.exe
      "C:\Users\Admin\AppData\Local\Temp\e165b3e962a2916ed4693993f1911c04b18fcbf7fbdaa824d0e57449da4e4099.exe"
      2⤵
        PID:972
      • C:\Windows\system32\cmd.exe
        "C:\Windows\system32\cmd.exe"
        2⤵
        • Suspicious use of WriteProcessMemory
        PID:1020
        • C:\Windows\system32\vssadmin.exe
          vssadmin delete shadows /all /quiet
          3⤵
          • Interacts with shadow copies
          PID:656
        • C:\Windows\System32\Wbem\WMIC.exe
          wmic shadowcopy delete
          3⤵
          • Suspicious use of AdjustPrivilegeToken
          PID:864
        • C:\Windows\system32\bcdedit.exe
          bcdedit /set {default} bootstatuspolicy ignoreallfailures
          3⤵
          • Modifies boot configuration data using bcdedit
          PID:1968
        • C:\Windows\system32\bcdedit.exe
          bcdedit /set {default} recoveryenabled no
          3⤵
          • Modifies boot configuration data using bcdedit
          PID:1808
        • C:\Windows\system32\wbadmin.exe
          wbadmin delete catalog -quiet
          3⤵
          • Deletes backup catalog
          PID:1768
      • C:\Windows\system32\cmd.exe
        "C:\Windows\system32\cmd.exe"
        2⤵
        • Suspicious use of WriteProcessMemory
        PID:828
        • C:\Windows\system32\netsh.exe
          netsh advfirewall set currentprofile state off
          3⤵
          • Modifies Windows Firewall
          PID:1056
        • C:\Windows\system32\netsh.exe
          netsh firewall set opmode mode=disable
          3⤵
          • Modifies Windows Firewall
          PID:1836
      • C:\Windows\SysWOW64\mshta.exe
        "C:\Windows\SysWOW64\mshta.exe" "C:\Users\Admin\Desktop\info.hta"
        2⤵
        • Modifies Internet Explorer settings
        PID:1312
      • C:\Windows\SysWOW64\mshta.exe
        "C:\Windows\SysWOW64\mshta.exe" "C:\users\public\desktop\info.hta"
        2⤵
        • Modifies Internet Explorer settings
        PID:1524
      • C:\Windows\SysWOW64\mshta.exe
        "C:\Windows\SysWOW64\mshta.exe" "C:\info.hta"
        2⤵
        • Modifies Internet Explorer settings
        PID:1176
      • C:\Windows\system32\cmd.exe
        "C:\Windows\system32\cmd.exe"
        2⤵
        • Suspicious use of WriteProcessMemory
        PID:1564
        • C:\Windows\system32\vssadmin.exe
          vssadmin delete shadows /all /quiet
          3⤵
          • Interacts with shadow copies
          PID:1020
        • C:\Windows\System32\Wbem\WMIC.exe
          wmic shadowcopy delete
          3⤵
          • Suspicious use of AdjustPrivilegeToken
          PID:1556
        • C:\Windows\system32\bcdedit.exe
          bcdedit /set {default} bootstatuspolicy ignoreallfailures
          3⤵
          • Modifies boot configuration data using bcdedit
          PID:1704
        • C:\Windows\system32\bcdedit.exe
          bcdedit /set {default} recoveryenabled no
          3⤵
          • Modifies boot configuration data using bcdedit
          PID:860
        • C:\Windows\system32\wbadmin.exe
          wbadmin delete catalog -quiet
          3⤵
          • Deletes backup catalog
          PID:756
    • C:\Windows\system32\vssvc.exe
      C:\Windows\system32\vssvc.exe
      1⤵
      • Suspicious use of AdjustPrivilegeToken
      PID:1012
    • C:\Windows\system32\wbengine.exe
      "C:\Windows\system32\wbengine.exe"
      1⤵
      • Suspicious use of AdjustPrivilegeToken
      PID:1792
    • C:\Windows\System32\vdsldr.exe
      C:\Windows\System32\vdsldr.exe -Embedding
      1⤵
        PID:1284
      • C:\Windows\System32\vds.exe
        C:\Windows\System32\vds.exe
        1⤵
          PID:568

        Network

        MITRE ATT&CK Enterprise v6

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        Downloads

        • C:\Users\Admin\Desktop\info.hta
          Filesize

          5KB

          MD5

          fb0b9a81325c6dca7bb8857b90af6d95

          SHA1

          931b80ab8b0dee5ce894ef367cc92707c2d56dac

          SHA256

          29fec5226664ab54be293c31382b55eb350c21cb0a25d41f2a1d5c7679b2aac2

          SHA512

          463142d77ff9f54bac5d813966bc296823f285f09eb4922d62a4ebb9c454d6cba8545685110979bedd3dab0c1865bce9988b687d3ba920e7b03461c2b5d4d757

          Download Submit

        • C:\info.hta
          Filesize

          5KB

          MD5

          fb0b9a81325c6dca7bb8857b90af6d95

          SHA1

          931b80ab8b0dee5ce894ef367cc92707c2d56dac

          SHA256

          29fec5226664ab54be293c31382b55eb350c21cb0a25d41f2a1d5c7679b2aac2

          SHA512

          463142d77ff9f54bac5d813966bc296823f285f09eb4922d62a4ebb9c454d6cba8545685110979bedd3dab0c1865bce9988b687d3ba920e7b03461c2b5d4d757

          Download Submit

        • C:\users\public\desktop\info.hta
          Filesize

          5KB

          MD5

          fb0b9a81325c6dca7bb8857b90af6d95

          SHA1

          931b80ab8b0dee5ce894ef367cc92707c2d56dac

          SHA256

          29fec5226664ab54be293c31382b55eb350c21cb0a25d41f2a1d5c7679b2aac2

          SHA512

          463142d77ff9f54bac5d813966bc296823f285f09eb4922d62a4ebb9c454d6cba8545685110979bedd3dab0c1865bce9988b687d3ba920e7b03461c2b5d4d757

          Download Submit

        • memory/656-58-0x0000000000000000-mapping.dmp

          Download

        • memory/756-79-0x0000000000000000-mapping.dmp

          Download

        • memory/828-57-0x0000000000000000-mapping.dmp

          Download

        • memory/860-78-0x0000000000000000-mapping.dmp

          Download

        • memory/864-63-0x0000000000000000-mapping.dmp

          Download

        • memory/1020-56-0x0000000000000000-mapping.dmp

          Download

        • memory/1020-75-0x0000000000000000-mapping.dmp

          Download

        • memory/1056-60-0x000007FEFBB51000-0x000007FEFBB53000-memory.dmp

          Filesize

          8KB

          Download

        • memory/1056-59-0x0000000000000000-mapping.dmp

          Download

        • memory/1176-72-0x0000000000000000-mapping.dmp

          Download

        • memory/1312-68-0x0000000000000000-mapping.dmp

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        • memory/1524-69-0x0000000000000000-mapping.dmp

          Download

        • memory/1556-76-0x0000000000000000-mapping.dmp

          Download

        • memory/1564-73-0x0000000000000000-mapping.dmp

          Download

        • memory/1600-54-0x0000000076461000-0x0000000076463000-memory.dmp

          Filesize

          8KB

          Download

        • memory/1704-77-0x0000000000000000-mapping.dmp

          Download

        • memory/1768-66-0x0000000000000000-mapping.dmp

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        • memory/1808-65-0x0000000000000000-mapping.dmp

          Download

        • memory/1836-61-0x0000000000000000-mapping.dmp

          Download

        • memory/1968-64-0x0000000000000000-mapping.dmp

          Download