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Overview

overview

10

Static

static

10

LB3.exe

windows7-x64

10

LB3.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    117s
  • max time network
    118s
  • platform
    windows7_x64
  • resource
    win7-20240704-en
  • resource tags

    arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
  • submitted
    30/07/2024, 17:30

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General

  • Target

    LB3.exe

  • Size

    147KB

  • MD5

    11c051782c327c662507801124f0b95b

  • SHA1

    5dd92a1ab1cfc5b73b5dcdb3edd6ea6d498339df

  • SHA256

    3c13ae9a53b29849fd3bb75d3259a23658cd687441f8bdd610487007c51d2eac

  • SHA512

    239f6eba567c59cf956e4f6c8ffe6588bb2b16ede03e939f79db69ae23631881285475f634780a40f94038035fb1329743c9b57c92a9690ec927f6d372d9ca2e

  • SSDEEP

    1536:GzICS4AAwczUUf8y8gvMH+1zGSNAojMP95D1xDuc1UR7zBEDZhT+IhMjo9Uyz:9qJogYkcSNm9V7DJ1URfqVXmjo9T

Score
10/10
defense_evasiondiscoveryransomwarespywarestealer

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 (322) files with added filename extension

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

    ransomware
  • 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.

    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
  • Sets desktop wallpaper using registry 2 TTPs 2 IoCs
    ransomware
  • Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs
  • 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
  • Modifies Control Panel 2 IoCs
    evasion
  • Modifies registry class 5 IoCs
  • Suspicious behavior: EnumeratesProcesses 20 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\LB3.exe
    "C:\Users\Admin\AppData\Local\Temp\LB3.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:2388
    • C:\ProgramData\A2C5.tmp
      "C:\ProgramData\A2C5.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:2432
      • C:\Windows\SysWOW64\cmd.exe
        "C:\Windows\System32\cmd.exe" /C DEL /F /Q C:\PROGRA~3\A2C5.tmp >> NUL
        3⤵
        • System Location Discovery: System Language Discovery
        PID:1672
  • C:\Windows\system32\AUDIODG.EXE
    C:\Windows\system32\AUDIODG.EXE 0x148
    1⤵
      PID:884

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

    • C:\$Recycle.Bin\S-1-5-21-3294248377-1418901787-4083263181-1000\FFFFFFFFFFF
      Filesize

      129B

      MD5

      dbac8bc7efdf968c54e9363e36670847

      SHA1

      dc5f1ba5f6c53edc71531e0594492acb13d58ef9

      SHA256

      e847f9ae98cd0ef40b7e037d136ecb68da5073030e76307d2ee83eb33f960212

      SHA512

      771dd1518c5c69033aa68a5f8699fad64ec23c360e4097c55f47fd8dc577094beebda08ada472b7d700ed705b4619ba87c7c02ddc0ab5a7677778470c0a69b9f

      Download Submit

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

      147KB

      MD5

      c495b185e4813a5a00428bc8f716b6d2

      SHA1

      6bad30e2fa670b4202e2965231918e1a2d89b61e

      SHA256

      50fb622a328b9d3a324af0305d011fb61c5da9b9b2827e130dc6d4dd4d784c83

      SHA512

      e58b39ee7e118db76e470c16216a1dbe75a908846a9938fd69bd492d27567f29aaa702f37b481e61924cfcdf7e7d95b5bd4bf1b29bf0f05b2e4ac0c98a863508

      Download Submit

    • C:\d093fD6aI.README.txt
      Filesize

      1KB

      MD5

      c98594c43506b3f4802ebd608ba6be0f

      SHA1

      d8e090434533229fbdcc104b6a43903bfdf8c081

      SHA256

      804575f74fe5b2f28c181f3413b23a0355693ffd9a2c1e69546bb598ce67ebae

      SHA512

      5e3767a0606dae51c49a41ddfde2dd90a17eb53c79212d46c556141bcc6c54bd1c06348a7077251ff75228a5e3604880cabb1309a68490736203e3c49f5c6cba

      Download Submit

    • F:\$RECYCLE.BIN\S-1-5-21-3294248377-1418901787-4083263181-1000\DDDDDDDDDDD
      Filesize

      129B

      MD5

      054c07afe7ddc0c105a68dc4aa2cc09a

      SHA1

      992c6b9df22754ef20cb4a1a4212a6e5f7628a1e

      SHA256

      2328955c7f3f3eb1b3d81d33beb6441f7460df72a2820b4c21ef51b90e7f5d5f

      SHA512

      205d592c0913ce8ae00a7db3d6e0493bf0da8f6378539d2f6f3c67a80dbabe9e88e6b64002d8db3d56d538909bb502e01579258c8c284375645cf06b45eaef26

      Download Submit

    • \ProgramData\A2C5.tmp
      Filesize

      14KB

      MD5

      294e9f64cb1642dd89229fff0592856b

      SHA1

      97b148c27f3da29ba7b18d6aee8a0db9102f47c9

      SHA256

      917e115cc403e29b4388e0d175cbfac3e7e40ca1742299fbdb353847db2de7c2

      SHA512

      b87d531890bf1577b9b4af41dddb2cdbbfa164cf197bd5987df3a3075983645a3acba443e289b7bfd338422978a104f55298fbfe346872de0895bde44adc89cf

      Download Submit

    • memory/2388-0-0x00000000001E0000-0x0000000000220000-memory.dmp

      Filesize

      256KB

      Download

    • memory/2432-858-0x000000007EF80000-0x000000007EF81000-memory.dmp

      Filesize

      4KB

      Download

    • memory/2432-859-0x000000007EF20000-0x000000007EF21000-memory.dmp

      Filesize

      4KB

      Download

    • memory/2432-857-0x00000000022E0000-0x0000000002320000-memory.dmp

      Filesize

      256KB

      Download

    • memory/2432-856-0x000000007EFA0000-0x000000007EFA1000-memory.dmp

      Filesize

      4KB

      Download

    • memory/2432-889-0x000000007EF60000-0x000000007EF61000-memory.dmp

      Filesize

      4KB

      Download

    • memory/2432-888-0x000000007EF40000-0x000000007EF41000-memory.dmp

      Filesize

      4KB

      Download