Overview

overview

10

Static

static

10

4aa0fef735...cd.exe

windows7-x64

10

4aa0fef735...cd.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    277s
  • max time network
    337s
  • platform
    windows7_x64
  • resource
    win7-20221111-en
  • resource tags

    arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system
  • submitted
    08-12-2022 08:18

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General

  • Target

    4aa0fef7356c18214f9c9bb3a9ea16cd.exe

  • Size

    216KB

  • MD5

    4aa0fef7356c18214f9c9bb3a9ea16cd

  • SHA1

    92e655dbe599a3ecfc9c8f510ccc03f81185f660

  • SHA256

    24efa10a2b51c5fd6e45da6babd4e797d9cae399be98941f950abf7b5e9a4cd7

  • SHA512

    2c0cb5a6ecac3dde2fea800fdbb53f13f7b057216487cd9889218f7cf63b4b98cd6c3ba4cd1866d8cf9ed52b0a5b8a0da971566fa4e26ecebf119da1048f9c10

  • SSDEEP

    6144:uyJE1yd7WWlJmcyfwAPWna4DQFu/U3buRKlemZ9DnGAevIGcF7+:uU/d7WWKvhPWa4DQFu/U3buRKlemZ9Dh

Score
10/10
zeppelinpersistenceransomware

Malware Config

Extracted

Path

C:\!!! ALL YOUR FILES ARE ENCRYPTED !!!.TXT

Ransom Note
ALL YOUR FILES HAVE BEEN ENCRYPTED BY "VICE SOCIETY" All your important documents, photos, databases were stolen and encrypted. If you don't contact us in 7 days we will upload your files to darknet. The only method of recovering files is to purchase an unique private key. We are the only who can give you tool to recover your files. To proove that we have the key and it works you can send us 2 files and we decrypt it for free (not more than 2 MB each). This file should be not valuable! Write to email: [email protected] Alternative email: [email protected] Public emai:l [email protected] Our tor website: vsociethok6sbprvevl4dlwbqrzyhxcxaqpvcqt5belwvsuxaxsutyad.onion 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 ours) or you can become a victim of a scam.
URLs

http://vsociethok6sbprvevl4dlwbqrzyhxcxaqpvcqt5belwvsuxaxsutyad.onion

Signatures

  • Detects Zeppelin payload 5 IoCs
  • Zeppelin Ransomware

    Ransomware-as-a-service (RaaS) written in Delphi and first seen in 2019.

    ransomwarezeppelin
  • Deletes shadow copies 2 TTPs

    Ransomware often targets backup files to inhibit system recovery.

    ransomware
  • Executes dropped EXE 2 IoCs
  • Deletes itself 1 IoCs
  • Loads dropped DLL 2 IoCs
  • Adds Run key to start application 2 TTPs 2 IoCs
    persistence
  • Enumerates connected drives 3 TTPs 24 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • 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
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of WriteProcessMemory 55 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\4aa0fef7356c18214f9c9bb3a9ea16cd.exe
    "C:\Users\Admin\AppData\Local\Temp\4aa0fef7356c18214f9c9bb3a9ea16cd.exe"
    1⤵
    • Loads dropped DLL
    • Adds Run key to start application
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1468
    • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\explorer.exe
      "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\explorer.exe" -start
      2⤵
      • Executes dropped EXE
      • Enumerates connected drives
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:1880
      • C:\Windows\SysWOW64\cmd.exe
        "C:\Windows\system32\cmd.exe" /C wmic shadowcopy delete
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:1816
        • C:\Windows\SysWOW64\Wbem\WMIC.exe
          wmic shadowcopy delete
          4⤵
          • Suspicious use of AdjustPrivilegeToken
          PID:532
      • C:\Windows\SysWOW64\cmd.exe
        "C:\Windows\system32\cmd.exe" /C bcdedit /set {default} recoveryenabled no
        3⤵
          PID:824
        • C:\Windows\SysWOW64\cmd.exe
          "C:\Windows\system32\cmd.exe" /C bcdedit /set {default} bootstatuspolicy ignoreallfailures
          3⤵
            PID:1544
          • C:\Windows\SysWOW64\cmd.exe
            "C:\Windows\system32\cmd.exe" /C wbadmin delete catalog -quiet
            3⤵
              PID:1424
            • C:\Windows\SysWOW64\cmd.exe
              "C:\Windows\system32\cmd.exe" /C vssadmin delete shadows /all /quiet
              3⤵
              • Suspicious use of WriteProcessMemory
              PID:544
              • C:\Windows\SysWOW64\vssadmin.exe
                vssadmin delete shadows /all /quiet
                4⤵
                • Interacts with shadow copies
                PID:1636
            • C:\Windows\SysWOW64\cmd.exe
              "C:\Windows\system32\cmd.exe" /C C:\Users\Admin\AppData\Local\Temp\~temp001.bat
              3⤵
              • Suspicious use of WriteProcessMemory
              PID:812
              • C:\Windows\SysWOW64\Wbem\WMIC.exe
                wmic shadowcopy delete
                4⤵
                • Suspicious use of AdjustPrivilegeToken
                PID:968
              • C:\Windows\SysWOW64\vssadmin.exe
                vssadmin delete shadows /all /quiet
                4⤵
                • Interacts with shadow copies
                PID:520
            • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\explorer.exe
              "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\explorer.exe" -agent 0
              3⤵
              • Executes dropped EXE
              • Drops file in Program Files directory
              PID:1844
          • C:\Windows\SysWOW64\notepad.exe
            notepad.exe
            2⤵
            • Deletes itself
            PID:816
        • C:\Windows\system32\vssvc.exe
          C:\Windows\system32\vssvc.exe
          1⤵
          • Suspicious use of AdjustPrivilegeToken
          PID:2028

        Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

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        Downloads

        • C:\Users\Admin\AppData\Local\Temp\~temp001.bat
          Filesize

          406B

          MD5

          ef572e2c7b1bbd57654b36e8dcfdc37a

          SHA1

          b84c4db6d0dfd415c289d0c8ae099aea4001e3b7

          SHA256

          e6e609db3f387f42bfd16dd9e5695ddc2b73d86ae12baf4f0dfc4edda4a96a64

          SHA512

          b8c014b242e8e8f42da37b75fe96c52cd25ebd366d0b5103bcba5ac041806d13142a62351edecdee583d494d2a120f9b330f6229b1b5fe820e1c7d98981089e9

          Download Submit

        • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\explorer.exe
          Filesize

          216KB

          MD5

          4aa0fef7356c18214f9c9bb3a9ea16cd

          SHA1

          92e655dbe599a3ecfc9c8f510ccc03f81185f660

          SHA256

          24efa10a2b51c5fd6e45da6babd4e797d9cae399be98941f950abf7b5e9a4cd7

          SHA512

          2c0cb5a6ecac3dde2fea800fdbb53f13f7b057216487cd9889218f7cf63b4b98cd6c3ba4cd1866d8cf9ed52b0a5b8a0da971566fa4e26ecebf119da1048f9c10

          Download Submit

        • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\explorer.exe
          Filesize

          216KB

          MD5

          4aa0fef7356c18214f9c9bb3a9ea16cd

          SHA1

          92e655dbe599a3ecfc9c8f510ccc03f81185f660

          SHA256

          24efa10a2b51c5fd6e45da6babd4e797d9cae399be98941f950abf7b5e9a4cd7

          SHA512

          2c0cb5a6ecac3dde2fea800fdbb53f13f7b057216487cd9889218f7cf63b4b98cd6c3ba4cd1866d8cf9ed52b0a5b8a0da971566fa4e26ecebf119da1048f9c10

          Download Submit

        • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\explorer.exe
          Filesize

          216KB

          MD5

          4aa0fef7356c18214f9c9bb3a9ea16cd

          SHA1

          92e655dbe599a3ecfc9c8f510ccc03f81185f660

          SHA256

          24efa10a2b51c5fd6e45da6babd4e797d9cae399be98941f950abf7b5e9a4cd7

          SHA512

          2c0cb5a6ecac3dde2fea800fdbb53f13f7b057216487cd9889218f7cf63b4b98cd6c3ba4cd1866d8cf9ed52b0a5b8a0da971566fa4e26ecebf119da1048f9c10

          Download Submit

        • \Users\Admin\AppData\Roaming\Microsoft\Windows\explorer.exe
          Filesize

          216KB

          MD5

          4aa0fef7356c18214f9c9bb3a9ea16cd

          SHA1

          92e655dbe599a3ecfc9c8f510ccc03f81185f660

          SHA256

          24efa10a2b51c5fd6e45da6babd4e797d9cae399be98941f950abf7b5e9a4cd7

          SHA512

          2c0cb5a6ecac3dde2fea800fdbb53f13f7b057216487cd9889218f7cf63b4b98cd6c3ba4cd1866d8cf9ed52b0a5b8a0da971566fa4e26ecebf119da1048f9c10

          Download Submit

        • \Users\Admin\AppData\Roaming\Microsoft\Windows\explorer.exe
          Filesize

          216KB

          MD5

          4aa0fef7356c18214f9c9bb3a9ea16cd

          SHA1

          92e655dbe599a3ecfc9c8f510ccc03f81185f660

          SHA256

          24efa10a2b51c5fd6e45da6babd4e797d9cae399be98941f950abf7b5e9a4cd7

          SHA512

          2c0cb5a6ecac3dde2fea800fdbb53f13f7b057216487cd9889218f7cf63b4b98cd6c3ba4cd1866d8cf9ed52b0a5b8a0da971566fa4e26ecebf119da1048f9c10

          Download Submit

        • memory/520-76-0x0000000000000000-mapping.dmp

          Download

        • memory/532-74-0x0000000000000000-mapping.dmp

          Download

        • memory/544-66-0x0000000000000000-mapping.dmp

          Download

        • memory/812-67-0x0000000000000000-mapping.dmp

          Download

        • memory/816-60-0x0000000000000000-mapping.dmp

          Download

        • memory/824-63-0x0000000000000000-mapping.dmp

          Download

        • memory/968-75-0x0000000000000000-mapping.dmp

          Download

        • memory/1424-65-0x0000000000000000-mapping.dmp

          Download

        • memory/1468-54-0x0000000074E61000-0x0000000074E63000-memory.dmp

          Filesize

          8KB

          Download

        • memory/1544-64-0x0000000000000000-mapping.dmp

          Download

        • memory/1636-73-0x0000000000000000-mapping.dmp

          Download

        • memory/1816-62-0x0000000000000000-mapping.dmp

          Download

        • memory/1844-69-0x0000000000000000-mapping.dmp

          Download

        • memory/1880-57-0x0000000000000000-mapping.dmp

          Download