Overview

overview

10

Static

static

10

server.scr.exe

windows7-x64

10

server.scr.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    146s
  • max time network
    135s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    04-09-2024 12:16

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General

  • Target

    server.scr.exe

  • Size

    150KB

  • MD5

    7e503c206e57f0295da017914a957d04

  • SHA1

    96c375b9c57292db73c7ef2f2df16cf7be1604bb

  • SHA256

    274844568a6a9ce334d71efeac21f528d7b54b2cd4377c978cc1270c6ad986c4

  • SHA512

    cd4889ae107c54df854042e030eb431664d4db9d6dc908d1f1910ca49b89d247222f9d19440fcc2d9a120c95b56cd694750072ab9486eea961b8c33391344c1c

  • SSDEEP

    3072:6qJogYkcSNm9V7DPaGkxDSzGmblnDPET:6q2kc4m9tDyNDSrdj

Score
10/10
lockbitdefense_evasiondiscoveryransomwarespywarestealer

Malware Config

Extracted

Path

C:\wlJ8FiR2h.README.txt

Family

lockbit

Ransom Note
~~~ LockBit 3.0 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 DeathGrip Ransomware Attack | t.me/DeathGripRansomware This computer is attacked by russian ransomware community of professional black hat hackers. Your every single documents / details is now under observation of those hackers. If you want to get it back then you have to pay 1000$ for it. This Attack Is Done By Team RansomVerse You Can Find Us On Telegram @DeathGripRansomware Contact The Owner For The Decrypter Of This Ransomware #DeathGripMalware >>>> What guarantees that we will not deceive you? We are not a politically motivated group and we do not need anything other than your money. If you pay, we will provide you the programs for decryption and we will delete your data. Life is too short to be sad. Be not sad, money, it is only paper. If we do not give you decrypters, or we do not delete your data after payment, then nobody will pay us in the future. Therefore to us our reputation is very important. We attack the companies worldwide and there is no dissatisfied victim after payment. You can obtain information about us on Telegram t.me/DeathGripRansomware >>>> You need contact us and decrypt one file for free on these TOR sites with your personal DECRYPTION ID Download and install TOR Browser https://www.torproject.org/ Write to a chat and wait for the answer, we will always answer you. Sometimes you will need to wait for our answer because we attack many companies. Links for Tor Browser: http://lockbitsupt7nr3fa6e7xyb73lk6bw6rcneqhoyblniiabj4uwvzapqd.onion http://lockbitsupuhswh4izvoucoxsbnotkmgq6durg7kficg6u33zfvq3oyd.onion http://lockbitsupn2h6be2cnqpvncyhj4rgmnwn44633hnzzmtxdvjoqlp7yd.onion Link for the normal browser http://lockbitsupp.uz >>>> Your personal DECRYPTION ID: B7568014A48684D6D525F3F3722638C4 >>>> Warning! Do not DELETE or MODIFY any files, it can lead to recovery problems! >>>> Warning! If you do not pay the ransom we will attack your company repeatedly again! >>>> Advertisement Would you like to earn millions of dollars $$$ ? Our company acquire access to networks of various companies, as well as insider information that can help you steal the most valuable data of any company. You can provide us accounting data for the access to any company, for example, login and password to RDP, VPN, corporate email, etc. Open our letter at your email. Launch the provided virus on any computer in your company. You can do it both using your work computer or the computer of any other employee in order to divert suspicion of being in collusion with us. Companies pay us the foreclosure for the decryption of files and prevention of data leak. You can contact us using on Telegram messenger without registration and text t.me/DeathGripRansomware Using Tox messenger, we will never know your real name, it means your privacy is guaranteed. If you want to contact us, write in jabber or tox. If this contact is expired, and we do not respond you, look for the relevant contact data on our website via Tor or Brave browser Links for Tor Browser: http://lockbitapt2yfbt7lchxejug47kmqvqqxvvjpqkmevv4l3azl3gy6pyd.onion http://lockbitapt5x4zkjbcqmz6frdhecqqgadevyiwqxukksspnlidyvd7qd.onion http://lockbitapt6vx57t3eeqjofwgcglmutr3a35nygvokja5uuccip4ykyd.onion http://lockbitapt34kvrip6xojylohhxrwsvpzdffgs5z4pbbsywnzsbdguqd.onion http://lockbitaptc2iq4atewz2ise62q63wfktyrl4qtwuk5qax262kgtzjqd.onion http://lockbitaptjpikdqjynvgozhgc6bgetgucdk5xjacozeaawihmoio6yd.onion http://lockbitaptq7ephv2oigdncfhtwhpqgwmqojnxqdyhprxxfpcllqdxad.onion http://lockbitaptstzf3er2lz6ku3xuifafq2yh5lmiqj5ncur6rtlmkteiqd.onion http://lockbitaptoofrpignlz6dt2wqqc5z3a4evjevoa3eqdfcntxad5lmyd.onion
URLs

http://lockbitsupt7nr3fa6e7xyb73lk6bw6rcneqhoyblniiabj4uwvzapqd.onion

http://lockbitsupuhswh4izvoucoxsbnotkmgq6durg7kficg6u33zfvq3oyd.onion

http://lockbitsupn2h6be2cnqpvncyhj4rgmnwn44633hnzzmtxdvjoqlp7yd.onion

http://lockbitsupp.uz

http://lockbitapt2yfbt7lchxejug47kmqvqqxvvjpqkmevv4l3azl3gy6pyd.onion

http://lockbitapt5x4zkjbcqmz6frdhecqqgadevyiwqxukksspnlidyvd7qd.onion

http://lockbitapt6vx57t3eeqjofwgcglmutr3a35nygvokja5uuccip4ykyd.onion

http://lockbitapt34kvrip6xojylohhxrwsvpzdffgs5z4pbbsywnzsbdguqd.onion

http://lockbitaptc2iq4atewz2ise62q63wfktyrl4qtwuk5qax262kgtzjqd.onion

http://lockbitaptjpikdqjynvgozhgc6bgetgucdk5xjacozeaawihmoio6yd.onion

http://lockbitaptq7ephv2oigdncfhtwhpqgwmqojnxqdyhprxxfpcllqdxad.onion

http://lockbitaptstzf3er2lz6ku3xuifafq2yh5lmiqj5ncur6rtlmkteiqd.onion

http://lockbitaptoofrpignlz6dt2wqqc5z3a4evjevoa3eqdfcntxad5lmyd.onion

Signatures

  • Lockbit

    Ransomware family with multiple variants released since late 2019.

    ransomwarelockbit
  • Renames multiple (633) files with added filename extension

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

    ransomware
  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • 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.

    spywarestealer
  • 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.

    defense_evasion
  • Drops file in System32 directory 4 IoCs
  • Sets desktop wallpaper using registry 2 TTPs 2 IoCs
    ransomware
  • 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.

    discovery
  • 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
    evasion
  • 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\server.scr.exe
    "C:\Users\Admin\AppData\Local\Temp\server.scr.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:1828
    • C:\Windows\splwow64.exe
      C:\Windows\splwow64.exe 12288
      2⤵
      • Drops file in System32 directory
      PID:2676
    • C:\ProgramData\CDC1.tmp
      "C:\ProgramData\CDC1.tmp"
      2⤵
      • Checks computer location settings
      • Deletes itself
      • Executes dropped EXE
      • Suspicious use of NtSetInformationThreadHideFromDebugger
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: RenamesItself
      • Suspicious use of WriteProcessMemory
      PID:2268
      • C:\Windows\SysWOW64\cmd.exe
        "C:\Windows\System32\cmd.exe" /C DEL /F /Q C:\PROGRA~3\CDC1.tmp >> NUL
        3⤵
        • System Location Discovery: System Language Discovery
        PID:3676
  • C:\Windows\system32\svchost.exe
    C:\Windows\system32\svchost.exe -k PrintWorkflow -s PrintWorkflowUserSvc
    1⤵
      PID:4248
    • C:\Windows\system32\printfilterpipelinesvc.exe
      C:\Windows\system32\printfilterpipelinesvc.exe -Embedding
      1⤵
      • Drops file in System32 directory
      • Suspicious use of WriteProcessMemory
      PID:5096
      • C:\Program Files\Microsoft Office\root\Office16\ONENOTE.EXE
        /insertdoc "C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\{DDF63E1C-D47F-48A2-AB00-443D717CF980}.xps" 133699257752640000
        2⤵
        • Checks processor information in registry
        • Enumerates system info in registry
        • Suspicious use of SetWindowsHookEx
        PID:1876

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

    • C:\$Recycle.Bin\S-1-5-21-2412658365-3084825385-3340777666-1000\GGGGGGGGGGG
      Filesize

      129B

      MD5

      497ae8327e86993a51873ecdf1f9dac0

      SHA1

      73f1566933968130719e400e13a6c4978eff5597

      SHA256

      6cdbd1a62384e651ec8f17f7025a8a5b3004fe2aa1a1d4abab04a325cab20b25

      SHA512

      6c1e5caa76332abf56ad14b341a3735e86e90d96bbaf62dcd6aeec23d5045b04a3c8f609d764f99a9bda7c416293a61b76d033e22a0f5a509b968ff9dc8d21a1

      Download Submit

    • C:\ProgramData\CDC1.tmp
      Filesize

      14KB

      MD5

      294e9f64cb1642dd89229fff0592856b

      SHA1

      97b148c27f3da29ba7b18d6aee8a0db9102f47c9

      SHA256

      917e115cc403e29b4388e0d175cbfac3e7e40ca1742299fbdb353847db2de7c2

      SHA512

      b87d531890bf1577b9b4af41dddb2cdbbfa164cf197bd5987df3a3075983645a3acba443e289b7bfd338422978a104f55298fbfe346872de0895bde44adc89cf

      Download Submit

    • C:\Users\Admin\AppData\Local\Temp\DDDDDDDDDDDDDD
      Filesize

      150KB

      MD5

      fb2f70d840d72d770f980d625bf63059

      SHA1

      1ebdfb58d565bbfd0f0e856b2779a1f097d3af38

      SHA256

      58ffc25250b1f41c1c072e3c86cd6001f6f22e3960e5df36509ed1f854182a2d

      SHA512

      50e6a640cbf8f3fd037470de673fa67832064fcbbe50906a24a16352f0d17df90a111363cc0543274b087b7dd64b11f10360b431da6ad41c66fc123db1e086e6

      Download Submit

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

      4KB

      MD5

      41c4289d5d236e41bae46b36cd25a709

      SHA1

      ea99708219caf8ba0f71ea3d5aacb4fb107dce84

      SHA256

      d5d053862f02c5ec1faf8cdac926615ee5d95335fee9cac638497b07bcea1e55

      SHA512

      88a00a623fc4d9552399f31548fc5614cfcf085f3e84457c96bc9b85c4bda578cec7dd9dede52cc57159666352da538387e60db897809313cd6a7777173f2fab

      Download Submit

    • C:\wlJ8FiR2h.README.txt
      Filesize

      3KB

      MD5

      b9674de0868a93e9121bdb1d02d80130

      SHA1

      79d692fd03d3110a4358e2cc7442af9517489f3f

      SHA256

      9268d24e96639cf4c0e8d74f9769092b415015692ea528820faaded6fc5b052c

      SHA512

      b3264ad33eddedb2c18da883e2345247c762adc8a604991fce931cba06b86c361d23fa121e79d6c69948a2d5b9c1613139f401b971360d9d684abb5a61543c02

      Download Submit

    • F:\$RECYCLE.BIN\S-1-5-21-2412658365-3084825385-3340777666-1000\EEEEEEEEEEE
      Filesize

      129B

      MD5

      fa669d301f8059165f3f443bc531abd5

      SHA1

      1769536d9bad932aecec466d03b44c7570ab9cd4

      SHA256

      32e702b04738780a90489466a09406e4e535d127376dbaf8ed25583b0235c10d

      SHA512

      e1b16e2b7018dfc0590b9f77352062920cdc9698c783b1727a643f6d55ae159810276964853d5d6b898b7b149fa38dbf6ce6c8a9c638030853b5b74868a18dbc

      Download Submit

    • memory/1828-2980-0x0000000002AA0000-0x0000000002AB0000-memory.dmp

      Filesize

      64KB

      Download

    • memory/1828-2981-0x0000000002AA0000-0x0000000002AB0000-memory.dmp

      Filesize

      64KB

      Download

    • memory/1828-2-0x0000000002AA0000-0x0000000002AB0000-memory.dmp

      Filesize

      64KB

      Download

    • memory/1828-2982-0x0000000002AA0000-0x0000000002AB0000-memory.dmp

      Filesize

      64KB

      Download

    • memory/1828-0-0x0000000002AA0000-0x0000000002AB0000-memory.dmp

      Filesize

      64KB

      Download

    • memory/1828-1-0x0000000002AA0000-0x0000000002AB0000-memory.dmp

      Filesize

      64KB

      Download

    • memory/1876-2994-0x00007FFCA5A70000-0x00007FFCA5A80000-memory.dmp

      Filesize

      64KB

      Download

    • memory/1876-2995-0x00007FFCA5A70000-0x00007FFCA5A80000-memory.dmp

      Filesize

      64KB

      Download

    • memory/1876-2996-0x00007FFCA5A70000-0x00007FFCA5A80000-memory.dmp

      Filesize

      64KB

      Download

    • memory/1876-2997-0x00007FFCA5A70000-0x00007FFCA5A80000-memory.dmp

      Filesize

      64KB

      Download

    • memory/1876-2998-0x00007FFCA5A70000-0x00007FFCA5A80000-memory.dmp

      Filesize

      64KB

      Download

    • memory/1876-3031-0x00007FFCA3970000-0x00007FFCA3980000-memory.dmp

      Filesize

      64KB

      Download

    • memory/1876-3032-0x00007FFCA3970000-0x00007FFCA3980000-memory.dmp

      Filesize

      64KB

      Download