Overview

overview

10

Static

static

61698ba6c2...ae.exe

windows7-x64

10

61698ba6c2...ae.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    150s
  • max time network
    153s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    27-12-2022 10:51

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General

  • Target

    61698ba6c2fdd71306d6a070310320ae384056fcb0f9274f6f83433c66404dae.exe

  • Size

    56KB

  • MD5

    78e7a770f7af0b3fa64fc324c391e288

  • SHA1

    0506b7d989e2381fdb2122ef9d2ca6cd7ce7f132

  • SHA256

    61698ba6c2fdd71306d6a070310320ae384056fcb0f9274f6f83433c66404dae

  • SHA512

    f71ac5f2f44906b71349ad988d75ac961a16ecb8dc05963c7f2db9bb7284570f99d20eb6b59622c0ad4202dc4e9a19df8b7e20773613534d6f706f8189291c51

  • SSDEEP

    1536:iNeRBl5PT/rx1mzwRMSTdLpJFKa4s3Sb:iQRrmzwR5J74s3S

Score
10/10
phobosevasionpersistenceransomwarespywarestealer

Malware Config

Extracted

Path

C:\Users\Admin\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 7AEBD1A5-3437 In case of no answer in 24 hours write us to this e-mail: [email protected] Or write us to the TOX messenger: FF06B9D86CCB0CE9D9AB2B9D26DA1765A134BE2EB2604157233090C1FBB4960B91D235AE736A You can download TOX messenger here https://tox.chat/ 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 3 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.
URLs

https://tox.chat/

Signatures

  • Phobos

    Phobos ransomware appeared at the beginning of 2019.

    ransomwarephobos
  • 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 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
  • 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.

  • 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 2 IoCs

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

    ransomware
  • Modifies registry class 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of WriteProcessMemory 42 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\61698ba6c2fdd71306d6a070310320ae384056fcb0f9274f6f83433c66404dae.exe
    "C:\Users\Admin\AppData\Local\Temp\61698ba6c2fdd71306d6a070310320ae384056fcb0f9274f6f83433c66404dae.exe"
    1⤵
    • Drops startup file
    • Adds Run key to start application
    • Drops desktop.ini file(s)
    • Drops file in Program Files directory
    • Modifies registry class
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:736
    • C:\Users\Admin\AppData\Local\Temp\61698ba6c2fdd71306d6a070310320ae384056fcb0f9274f6f83433c66404dae.exe
      "C:\Users\Admin\AppData\Local\Temp\61698ba6c2fdd71306d6a070310320ae384056fcb0f9274f6f83433c66404dae.exe"
      2⤵
        PID:4296
      • C:\Windows\system32\cmd.exe
        "C:\Windows\system32\cmd.exe"
        2⤵
        • Suspicious use of WriteProcessMemory
        PID:4492
        • C:\Windows\system32\vssadmin.exe
          vssadmin delete shadows /all /quiet
          3⤵
          • Interacts with shadow copies
          PID:220
        • C:\Windows\System32\Wbem\WMIC.exe
          wmic shadowcopy delete
          3⤵
          • Suspicious use of AdjustPrivilegeToken
          PID:2164
        • C:\Windows\system32\bcdedit.exe
          bcdedit /set {default} bootstatuspolicy ignoreallfailures
          3⤵
          • Modifies boot configuration data using bcdedit
          PID:528
        • C:\Windows\system32\bcdedit.exe
          bcdedit /set {default} recoveryenabled no
          3⤵
          • Modifies boot configuration data using bcdedit
          PID:844
        • C:\Windows\system32\wbadmin.exe
          wbadmin delete catalog -quiet
          3⤵
          • Deletes backup catalog
          PID:2496
      • C:\Windows\system32\cmd.exe
        "C:\Windows\system32\cmd.exe"
        2⤵
        • Suspicious use of WriteProcessMemory
        PID:4360
        • C:\Windows\system32\netsh.exe
          netsh advfirewall set currentprofile state off
          3⤵
          • Modifies Windows Firewall
          PID:1748
        • C:\Windows\system32\netsh.exe
          netsh firewall set opmode mode=disable
          3⤵
          • Modifies Windows Firewall
          PID:4644
      • C:\Windows\SysWOW64\mshta.exe
        "C:\Windows\SysWOW64\mshta.exe" "C:\Users\Admin\Desktop\info.hta" {1E460BD7-F1C3-4B2E-88BF-4E770A288AF5}{1E460BD7-F1C3-4B2E-88BF-4E770A288AF5}
        2⤵
          PID:2500
        • C:\Windows\SysWOW64\mshta.exe
          "C:\Windows\SysWOW64\mshta.exe" "C:\users\public\desktop\info.hta" {1E460BD7-F1C3-4B2E-88BF-4E770A288AF5}{1E460BD7-F1C3-4B2E-88BF-4E770A288AF5}
          2⤵
            PID:4732
          • C:\Windows\SysWOW64\mshta.exe
            "C:\Windows\SysWOW64\mshta.exe" "C:\info.hta" {1E460BD7-F1C3-4B2E-88BF-4E770A288AF5}{1E460BD7-F1C3-4B2E-88BF-4E770A288AF5}
            2⤵
              PID:2552
            • C:\Windows\system32\cmd.exe
              "C:\Windows\system32\cmd.exe"
              2⤵
              • Suspicious use of WriteProcessMemory
              PID:4784
              • C:\Windows\system32\vssadmin.exe
                vssadmin delete shadows /all /quiet
                3⤵
                • Interacts with shadow copies
                PID:1820
              • C:\Windows\System32\Wbem\WMIC.exe
                wmic shadowcopy delete
                3⤵
                • Suspicious use of AdjustPrivilegeToken
                PID:676
              • C:\Windows\system32\bcdedit.exe
                bcdedit /set {default} bootstatuspolicy ignoreallfailures
                3⤵
                • Modifies boot configuration data using bcdedit
                PID:1104
              • C:\Windows\system32\bcdedit.exe
                bcdedit /set {default} recoveryenabled no
                3⤵
                • Modifies boot configuration data using bcdedit
                PID:5092
              • C:\Windows\system32\wbadmin.exe
                wbadmin delete catalog -quiet
                3⤵
                • Deletes backup catalog
                PID:2000
          • 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:4844
          • C:\Windows\system32\vssvc.exe
            C:\Windows\system32\vssvc.exe
            1⤵
            • Suspicious use of AdjustPrivilegeToken
            PID:796
          • C:\Windows\system32\wbengine.exe
            "C:\Windows\system32\wbengine.exe"
            1⤵
            • Suspicious use of AdjustPrivilegeToken
            PID:2184
          • C:\Windows\System32\vdsldr.exe
            C:\Windows\System32\vdsldr.exe -Embedding
            1⤵
              PID:2436
            • C:\Windows\System32\vds.exe
              C:\Windows\System32\vds.exe
              1⤵
              • Checks SCSI registry key(s)
              PID:1864

            Network

            MITRE ATT&CK Enterprise v6

            Replay Monitor

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            Downloads

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

              5KB

              MD5

              6f27ffe35bd24d235ed22b96b284fa6d

              SHA1

              d449f4c0c1b649987181a56c583132c6df0a99a5

              SHA256

              c6422a04cf4f30b7a62d835ca4f00f3558172c68fb0a33b9a8e2865dbdd8d06e

              SHA512

              27e59ca0510c250cf4bd329364469924aabb3d81de5cd025a02ad330158eba3baec3a1c4ac01f4b59fb8525807f00781ff0b7206384be304260187170f1a92d0

              Download Submit

            • C:\info.hta
              Filesize

              5KB

              MD5

              6f27ffe35bd24d235ed22b96b284fa6d

              SHA1

              d449f4c0c1b649987181a56c583132c6df0a99a5

              SHA256

              c6422a04cf4f30b7a62d835ca4f00f3558172c68fb0a33b9a8e2865dbdd8d06e

              SHA512

              27e59ca0510c250cf4bd329364469924aabb3d81de5cd025a02ad330158eba3baec3a1c4ac01f4b59fb8525807f00781ff0b7206384be304260187170f1a92d0

              Download Submit

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

              5KB

              MD5

              6f27ffe35bd24d235ed22b96b284fa6d

              SHA1

              d449f4c0c1b649987181a56c583132c6df0a99a5

              SHA256

              c6422a04cf4f30b7a62d835ca4f00f3558172c68fb0a33b9a8e2865dbdd8d06e

              SHA512

              27e59ca0510c250cf4bd329364469924aabb3d81de5cd025a02ad330158eba3baec3a1c4ac01f4b59fb8525807f00781ff0b7206384be304260187170f1a92d0

              Download Submit

            • memory/220-135-0x0000000000000000-mapping.dmp

              Download

            • memory/528-139-0x0000000000000000-mapping.dmp

              Download

            • memory/676-150-0x0000000000000000-mapping.dmp

              Download

            • memory/844-140-0x0000000000000000-mapping.dmp

              Download

            • memory/1104-151-0x0000000000000000-mapping.dmp

              Download

            • memory/1748-136-0x0000000000000000-mapping.dmp

              Download

            • memory/1820-147-0x0000000000000000-mapping.dmp

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            • memory/2000-153-0x0000000000000000-mapping.dmp

              Download

            • memory/2164-138-0x0000000000000000-mapping.dmp

              Download

            • memory/2496-141-0x0000000000000000-mapping.dmp

              Download

            • memory/2500-142-0x0000000000000000-mapping.dmp

              Download

            • memory/2552-144-0x0000000000000000-mapping.dmp

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            • memory/4296-132-0x0000000000000000-mapping.dmp

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            • memory/4360-134-0x0000000000000000-mapping.dmp

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            • memory/4492-133-0x0000000000000000-mapping.dmp

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            • memory/4644-137-0x0000000000000000-mapping.dmp

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            • memory/4732-143-0x0000000000000000-mapping.dmp

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            • memory/4784-145-0x0000000000000000-mapping.dmp

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            • memory/5092-152-0x0000000000000000-mapping.dmp

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