Analysis

  • max time kernel
    147s
  • max time network
    140s
  • platform
    windows11-21h2_x64
  • resource
    win11-20240802-en
  • resource tags

    arch:x64arch:x86image:win11-20240802-enlocale:en-usos:windows11-21h2-x64system
  • submitted
    06-08-2024 05:32

General

  • Target

    5ccc9cb2e75c85b87f7244cca81c1acf6dfffe8f35a8c4d0ee00795872a9c9e7.exe

  • Size

    147KB

  • MD5

    5820e728cfad98d8673d29448c58c7d5

  • SHA1

    cfe71685fd09fd14d2d2faa8618b2559438a8b1e

  • SHA256

    5ccc9cb2e75c85b87f7244cca81c1acf6dfffe8f35a8c4d0ee00795872a9c9e7

  • SHA512

    28ce7d774bd528a83e18fadf74e2826ae99031909e0907c83278604ba72a299942436721443ead9820a7e6bbc1f07c2e325886d316ed529fd12946c20e6cb9d4

  • SSDEEP

    1536:0zICS4AAwczUUf8y8gvMH+1zGSNAojMP95D1xDekDM2CpVTBVuVAPuzLsA/t83YY:bqJogYkcSNm9V7DekDMyVTzLVdwUOT

Malware Config

Extracted

Path

C:\MNYHU2Jh1.README.txt

Ransom Note
~~~ LockBit 5.02 the world's fastest ransomware since 2024~~~ >>>> Your data are stolen and encrypted The data will be published on TOR website if you do not pay the ransom BTC amount 0.02 BTC amount 0 , deleted all files from you PC, and post all infirmation to public. where send BTC: bc1qm7sg7p2jkgthv7pkjy856sh9lr5x3yrpzv099d 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. After that, send a request with confirmation to e-mail , faster way! [email protected] or [email protected] If both email no answer, you need faster answer and unlock please use TOX 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: 47C90F99E92AC0ECEAD8C2BD15B21866EBC1195B6E2B0412CE3658E21B696843FF4A8D144B24
URLs

https://coinatmradar.com

https://www.moonpay.com/buy

https://tox.chat/download.html

Signatures

  • Renames multiple (463) 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
  • 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.

  • Drops file in System32 directory 4 IoCs
  • 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.

  • Checks processor information in registry 2 TTPs 3 IoCs

    Processor information is often read in order to detect sandboxing environments.

  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Modifies Control Panel 2 IoCs
  • Modifies registry class 5 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: RenamesItself 26 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of SetWindowsHookEx 13 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\5ccc9cb2e75c85b87f7244cca81c1acf6dfffe8f35a8c4d0ee00795872a9c9e7.exe
    "C:\Users\Admin\AppData\Local\Temp\5ccc9cb2e75c85b87f7244cca81c1acf6dfffe8f35a8c4d0ee00795872a9c9e7.exe"
    1⤵
    • 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:2340
    • C:\Windows\splwow64.exe
      C:\Windows\splwow64.exe 12288
      2⤵
      • Drops file in System32 directory
      PID:5100
    • C:\ProgramData\AAD7.tmp
      "C:\ProgramData\AAD7.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:4352
      • C:\Windows\SysWOW64\cmd.exe
        "C:\Windows\System32\cmd.exe" /C DEL /F /Q C:\PROGRA~3\AAD7.tmp >> NUL
        3⤵
        • System Location Discovery: System Language Discovery
        PID:4740
  • C:\Windows\system32\svchost.exe
    C:\Windows\system32\svchost.exe -k PrintWorkflow -s PrintWorkflowUserSvc
    1⤵
      PID:3824
    • C:\Windows\system32\printfilterpipelinesvc.exe
      C:\Windows\system32\printfilterpipelinesvc.exe -Embedding
      1⤵
      • Drops file in System32 directory
      • Suspicious use of WriteProcessMemory
      PID:2156
      • C:\Program Files\Microsoft Office\root\Office16\ONENOTE.EXE
        /insertdoc "C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\{F5749037-1FBF-4E83-B21E-58C33CF939DE}.xps" 133673959764730000
        2⤵
        • Checks processor information in registry
        • Enumerates system info in registry
        • Suspicious use of SetWindowsHookEx
        PID:4524

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

    • C:\$Recycle.Bin\S-1-5-21-3761892313-3378554128-2287991803-1000\desktop.ini

      Filesize

      129B

      MD5

      80d0ea24bdfe6355cbf50faac860e308

      SHA1

      4332c388ee14fb4906d1b107f72362baf7810d68

      SHA256

      51693968ce7e6770afbc6104207df030c15465c3c065ae73139da892851030ef

      SHA512

      0ec8f3e5691d67dc5c2a447444714e1af42f98371b900506297755220e50e28058470970036b853942133881289b332c7750bcf3eb4b74fc13fc8bf0b4f5bd45

    • C:\MNYHU2Jh1.README.txt

      Filesize

      1KB

      MD5

      70f8acf921f004784b21982bdfb5fb9b

      SHA1

      a5fe82b54b1da9425c680e04ac9a0ea88ff4a225

      SHA256

      497cdf0c2b83ff7b52d2b0e06985a0dd70746291f1c7fef1dd191e286a8f71f4

      SHA512

      04c76d374ac49c6c6d72fd00c0bafe0bb50ab98f8e2e954f32c575720df623d1e1103954475e9a36a79de7820627ef5170d00ac1d768038e50ad1e4e80313084

    • C:\ProgramData\AAD7.tmp

      Filesize

      14KB

      MD5

      294e9f64cb1642dd89229fff0592856b

      SHA1

      97b148c27f3da29ba7b18d6aee8a0db9102f47c9

      SHA256

      917e115cc403e29b4388e0d175cbfac3e7e40ca1742299fbdb353847db2de7c2

      SHA512

      b87d531890bf1577b9b4af41dddb2cdbbfa164cf197bd5987df3a3075983645a3acba443e289b7bfd338422978a104f55298fbfe346872de0895bde44adc89cf

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

      Filesize

      147KB

      MD5

      304941d3190a261ca87002ccaf0cb11c

      SHA1

      2c6659d0a48460520623261a6286a253de0178ae

      SHA256

      de9e4cff21fd05361faf6163adf13b13742f573033a6163f81340e881ad469bc

      SHA512

      726f91dd170d6ee9a970f425ba04397517def5503fc584ad16838c920850344f47aadb4c6a48fc69b27d9f8794d30023466ee20f804eabbcdb7c0be7be5d319d

    • C:\Users\Admin\AppData\Local\Temp\{C5B935AF-379D-48B4-AF99-937D39630BDA}

      Filesize

      4KB

      MD5

      8fd49fe2b7bbc7b6e1c35fb2ecc0f084

      SHA1

      4b7b681576a935405578b78992b6d08c76babd9a

      SHA256

      f6094b5ab16835fc3e5e3c01da0583421fbb6cff9f93fbe47335cc666ca49f5a

      SHA512

      cc1993b0f0c1c0c1e7ab6700d56c880be7f5705463fd0e537ac8608cd2f53763ecd1d11b2f27b28dbb3de03ed562df8d1c563194d457333aa82bcf08816dce2b

    • C:\Users\Admin\Documents\OneNote Notebooks\My Notebook\Open Notebook.onetoc2

      Filesize

      4KB

      MD5

      f8ec33ec0a7b80063554339f2e1de89a

      SHA1

      cc91e78c81ffedd8b016dd005e78ca8fdcabb4ba

      SHA256

      f5bffbf23043a35a505ae77ada5a157a12866e9ae4646b92be25ab6efcbc38ec

      SHA512

      40b730639b55bbdbe0fc68640d89449ec9fd97abecf751a1bb4f45a5a16f5bfcdab71469c8cd1ef12cf7c2ef82d5762339b1b61a723789b8ec37c66af56c1448

    • F:\$RECYCLE.BIN\S-1-5-21-3761892313-3378554128-2287991803-1000\DDDDDDDDDDD

      Filesize

      129B

      MD5

      1c58d2779c18c4d723b40736b98a5280

      SHA1

      40c75332efd30eff801569c036d9d3760de78b72

      SHA256

      aac38f32da87c2f72ddbb1edab6b23d601ee32136dfb895adfd239b340395081

      SHA512

      b1d5acaaa8c355255113a34762e5953954b70549b9cbdf586891a2dd4a1176e95516449a7296616e99c05cccbedb5a0daea04e5a4c597facadb29b317ea5eeee

    • memory/2340-0-0x0000000002DF0000-0x0000000002E00000-memory.dmp

      Filesize

      64KB

    • memory/2340-1-0x0000000002DF0000-0x0000000002E00000-memory.dmp

      Filesize

      64KB

    • memory/2340-2-0x0000000002DF0000-0x0000000002E00000-memory.dmp

      Filesize

      64KB

    • memory/4524-2707-0x00007FFB0E430000-0x00007FFB0E440000-memory.dmp

      Filesize

      64KB

    • memory/4524-2709-0x00007FFB0E430000-0x00007FFB0E440000-memory.dmp

      Filesize

      64KB

    • memory/4524-2706-0x00007FFB0E430000-0x00007FFB0E440000-memory.dmp

      Filesize

      64KB

    • memory/4524-2705-0x00007FFB0E430000-0x00007FFB0E440000-memory.dmp

      Filesize

      64KB

    • memory/4524-2704-0x00007FFB0E430000-0x00007FFB0E440000-memory.dmp

      Filesize

      64KB

    • memory/4524-2738-0x00007FFB0BE60000-0x00007FFB0BE70000-memory.dmp

      Filesize

      64KB

    • memory/4524-2739-0x00007FFB0BE60000-0x00007FFB0BE70000-memory.dmp

      Filesize

      64KB