Analysis

  • max time kernel
    120s
  • max time network
    121s
  • platform
    windows7_x64
  • resource
    win7-20240704-en
  • resource tags

    arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
  • submitted
    31/07/2024, 10:25

General

  • Target

    2024-07-31_11c051782c327c662507801124f0b95b_darkside.exe

  • Size

    147KB

  • MD5

    11c051782c327c662507801124f0b95b

  • SHA1

    5dd92a1ab1cfc5b73b5dcdb3edd6ea6d498339df

  • SHA256

    3c13ae9a53b29849fd3bb75d3259a23658cd687441f8bdd610487007c51d2eac

  • SHA512

    239f6eba567c59cf956e4f6c8ffe6588bb2b16ede03e939f79db69ae23631881285475f634780a40f94038035fb1329743c9b57c92a9690ec927f6d372d9ca2e

  • SSDEEP

    1536:GzICS4AAwczUUf8y8gvMH+1zGSNAojMP95D1xDuc1UR7zBEDZhT+IhMjo9Uyz:9qJogYkcSNm9V7DJ1URfqVXmjo9T

Malware Config

Extracted

Path

C:\d093fD6aI.README.txt

Ransom Note
~~~ LockBit 5.01 the world's fastest ransomware since 2019~~~ >>>> Your data are stolen and encrypted The data will be published on TOR website if you do not pay the ransom BTC amount 0.01 = up to 12hr BTC amount 0.02 = up to 24hr BTC amount 0.1 = up 48 hr BTC amount 0 , deleted all files from you PC, and post all infirmation to public. where send BTC: bc1qm7sg7p2jkgthv7pkjy856sh9lr5x3yrpzv099d :not valid after 07/23/2024 10PM EST. Time just 12 hr, after everythink will be removed You can buy them on the exchange or at an ATM https://coinatmradar.com. You can find the addresses here buy with credit or debet card online https://www.moonpay.com/buy. You have 12 hours for the transfer, 24 hours for the amount of 0.02, and of course, you can always wait 48 hours and pay 0.1. After that, send a request with confirmation to TOX , faster way! You can contact us using Tox messenger without registration and SMS https://tox.chat/download.html. Using Tox messenger, we will never know your real name, it means your privacy is guaranteed. If you want to contact us, tox. Tox ID LockBitSupp: B90F5C1EC3C13400F6D0B22B772C5FAB086F8C41A0C87B92A8B3C7F2ECBBCE191A455140273E
URLs

https://coinatmradar.com

https://www.moonpay.com/buy

https://tox.chat/download.html

Signatures

  • Renames multiple (329) files with added filename extension

    This suggests ransomware activity of encrypting all the files on the system.

  • Deletes itself 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 1 IoCs
  • Reads user/profile data of web browsers 2 TTPs

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

  • Drops desktop.ini file(s) 2 IoCs
  • Indicator Removal: File Deletion 1 TTPs

    Adversaries may delete files left behind by the actions of their intrusion activity.

  • Sets desktop wallpaper using registry 2 TTPs 2 IoCs
  • Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Modifies Control Panel 2 IoCs
  • Modifies registry class 5 IoCs
  • Suspicious behavior: EnumeratesProcesses 14 IoCs
  • Suspicious behavior: RenamesItself 26 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2024-07-31_11c051782c327c662507801124f0b95b_darkside.exe
    "C:\Users\Admin\AppData\Local\Temp\2024-07-31_11c051782c327c662507801124f0b95b_darkside.exe"
    1⤵
    • Loads dropped DLL
    • Drops desktop.ini file(s)
    • Sets desktop wallpaper using registry
    • System Location Discovery: System Language Discovery
    • Modifies Control Panel
    • Modifies registry class
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2464
    • C:\ProgramData\C487.tmp
      "C:\ProgramData\C487.tmp"
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • Suspicious use of NtSetInformationThreadHideFromDebugger
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: RenamesItself
      • Suspicious use of WriteProcessMemory
      PID:3052
      • C:\Windows\SysWOW64\cmd.exe
        "C:\Windows\System32\cmd.exe" /C DEL /F /Q C:\PROGRA~3\C487.tmp >> NUL
        3⤵
        • System Location Discovery: System Language Discovery
        PID:896
  • C:\Windows\system32\AUDIODG.EXE
    C:\Windows\system32\AUDIODG.EXE 0x14c
    1⤵
      PID:2112

    Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          • C:\$Recycle.Bin\S-1-5-21-3450744190-3404161390-554719085-1000\BBBBBBBBBBB

            Filesize

            129B

            MD5

            cea17bfe77a2545d2f2f6b25f01ddc4b

            SHA1

            b2adfb5cfe6f96b0dacfeade7b6607652ff98b61

            SHA256

            9b3463bf1514fb2ee64a4007380ff3cf00a28c217f1fb224ac81afd0627068e3

            SHA512

            0d37e50a5e650fbee5b61833bd02cae01fad9a48b117a6a28e7e67d21525dc8436f82605bbdd2ffec646e6d332685580edb2d2c6b75556bbdf4cb98bc2f3853b

          • C:\Users\Admin\AppData\Local\Temp\DDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDD

            Filesize

            147KB

            MD5

            d498d181ada149770c37a910c8726379

            SHA1

            e88d2c672dc70ec32843a06035c217d3a5be3337

            SHA256

            c723947cf321461d288cef0eac551dae762884f77b707f6befb98c2d2d7fff8c

            SHA512

            c85d36b51a4e8943d4a38a695bacd4c7936214303a1538f2f51f89023acd9688d7ebd4b3f6e12f65501a8f440845c854f3cd1959bae6d963551db97fa6c293b3

          • C:\d093fD6aI.README.txt

            Filesize

            1KB

            MD5

            c98594c43506b3f4802ebd608ba6be0f

            SHA1

            d8e090434533229fbdcc104b6a43903bfdf8c081

            SHA256

            804575f74fe5b2f28c181f3413b23a0355693ffd9a2c1e69546bb598ce67ebae

            SHA512

            5e3767a0606dae51c49a41ddfde2dd90a17eb53c79212d46c556141bcc6c54bd1c06348a7077251ff75228a5e3604880cabb1309a68490736203e3c49f5c6cba

          • F:\$RECYCLE.BIN\S-1-5-21-3450744190-3404161390-554719085-1000\DDDDDDDDDDD

            Filesize

            129B

            MD5

            5341a691e5a1953bf4c6f356c2ab6bad

            SHA1

            95a2b9eb6622d3f17826009a32137575befbda85

            SHA256

            3c7d88a9fad86feeac4122a658eb8f05cd583dc811169e3fb5861844ca9a616f

            SHA512

            409ce73f4cccf5e9b99b605b5d30ee59ed5ac9ea0c1e93fd9dafeb14696842c1749ce6b2afb1c4cd2f5469c1a3228f228973d52e4faeea3db11bd8fb647cd1df

          • \ProgramData\C487.tmp

            Filesize

            14KB

            MD5

            294e9f64cb1642dd89229fff0592856b

            SHA1

            97b148c27f3da29ba7b18d6aee8a0db9102f47c9

            SHA256

            917e115cc403e29b4388e0d175cbfac3e7e40ca1742299fbdb353847db2de7c2

            SHA512

            b87d531890bf1577b9b4af41dddb2cdbbfa164cf197bd5987df3a3075983645a3acba443e289b7bfd338422978a104f55298fbfe346872de0895bde44adc89cf

          • memory/2464-0-0x0000000002240000-0x0000000002280000-memory.dmp

            Filesize

            256KB

          • memory/3052-866-0x0000000000370000-0x00000000003B0000-memory.dmp

            Filesize

            256KB

          • memory/3052-870-0x000000007EF20000-0x000000007EF21000-memory.dmp

            Filesize

            4KB

          • memory/3052-869-0x000000007EF80000-0x000000007EF81000-memory.dmp

            Filesize

            4KB

          • memory/3052-868-0x0000000000370000-0x00000000003B0000-memory.dmp

            Filesize

            256KB

          • memory/3052-864-0x000000007EFA0000-0x000000007EFA1000-memory.dmp

            Filesize

            4KB

          • memory/3052-897-0x000000007EF60000-0x000000007EF61000-memory.dmp

            Filesize

            4KB

          • memory/3052-896-0x000000007EF40000-0x000000007EF41000-memory.dmp

            Filesize

            4KB