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Overview

overview

10

Static

static

10

3c13ae9a53...ac.exe

windows7-x64

10

3c13ae9a53...ac.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    149s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240730-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240730-enlocale:en-usos:windows10-2004-x64system
  • submitted
    31/07/2024, 18:28

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General

  • Target

    3c13ae9a53b29849fd3bb75d3259a23658cd687441f8bdd610487007c51d2eac.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 (673) 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\3c13ae9a53b29849fd3bb75d3259a23658cd687441f8bdd610487007c51d2eac.exe
    "C:\Users\Admin\AppData\Local\Temp\3c13ae9a53b29849fd3bb75d3259a23658cd687441f8bdd610487007c51d2eac.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:4092
    • C:\Windows\splwow64.exe
      C:\Windows\splwow64.exe 12288
      2⤵
      • Drops file in System32 directory
      PID:1536
    • C:\ProgramData\B98D.tmp
      "C:\ProgramData\B98D.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:4724
      • C:\Windows\SysWOW64\cmd.exe
        "C:\Windows\System32\cmd.exe" /C DEL /F /Q C:\PROGRA~3\B98D.tmp >> NUL
        3⤵
        • System Location Discovery: System Language Discovery
        PID:632
  • C:\Windows\system32\svchost.exe
    C:\Windows\system32\svchost.exe -k PrintWorkflow -s PrintWorkflowUserSvc
    1⤵
      PID:4452
    • C:\Windows\system32\printfilterpipelinesvc.exe
      C:\Windows\system32\printfilterpipelinesvc.exe -Embedding
      1⤵
      • Drops file in System32 directory
      • Suspicious use of WriteProcessMemory
      PID:4304
      • C:\Program Files\Microsoft Office\root\Office16\ONENOTE.EXE
        /insertdoc "C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\{ACE500A7-B0B5-4075-991F-2D9F2588AFBF}.xps" 133669240995510000
        2⤵
        • Checks processor information in registry
        • Enumerates system info in registry
        • Suspicious use of SetWindowsHookEx
        PID:4636

    Network

    MITRE ATT&CK Enterprise v15

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    Downloads

    • C:\$Recycle.Bin\S-1-5-21-3774859476-2260090144-3466365324-1000\desktop.ini
      Filesize

      129B

      MD5

      008d46da7ef22a282ab5af24396c5ce8

      SHA1

      dc5af748fd9708149152f8416cf4656365b8dc43

      SHA256

      0ac87f440e833b81e0d32c6615789ce23295d7be0b77725cd977d1a8c7368891

      SHA512

      1dd80ba5a0bb08b6562c2dbdd5b3a26008dd7fb1ce094e4701f08f57e8a6eed9efb0b1013bdd71607c40f343be0d919dec01230b3138f0fa18a2fcefcf43f12d

      Download Submit

    • C:\ProgramData\B98D.tmp
      Filesize

      14KB

      MD5

      294e9f64cb1642dd89229fff0592856b

      SHA1

      97b148c27f3da29ba7b18d6aee8a0db9102f47c9

      SHA256

      917e115cc403e29b4388e0d175cbfac3e7e40ca1742299fbdb353847db2de7c2

      SHA512

      b87d531890bf1577b9b4af41dddb2cdbbfa164cf197bd5987df3a3075983645a3acba443e289b7bfd338422978a104f55298fbfe346872de0895bde44adc89cf

      Download Submit

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

      147KB

      MD5

      593207521ae900988afdc1bd391bfe1f

      SHA1

      41e57db0fbdd7d0f1a78e759b1869300bedf7010

      SHA256

      b2ec3c787a6fb7ceb153135198ac635c518c3e8277676b633d52c836fb7285f7

      SHA512

      bbc9f1e824fab05334a4f0993ba912a982c3bdb5610af92d6103da630bad8965cf73a136e2a4215d93fb58d80fc04d43056e70fdccf11fd432ade4c27509df8a

      Download Submit

    • C:\d093fD6aI.README.txt
      Filesize

      1KB

      MD5

      c98594c43506b3f4802ebd608ba6be0f

      SHA1

      d8e090434533229fbdcc104b6a43903bfdf8c081

      SHA256

      804575f74fe5b2f28c181f3413b23a0355693ffd9a2c1e69546bb598ce67ebae

      SHA512

      5e3767a0606dae51c49a41ddfde2dd90a17eb53c79212d46c556141bcc6c54bd1c06348a7077251ff75228a5e3604880cabb1309a68490736203e3c49f5c6cba

      Download Submit

    • F:\$RECYCLE.BIN\S-1-5-21-3774859476-2260090144-3466365324-1000\DDDDDDDDDDD
      Filesize

      129B

      MD5

      d035d625fbe0b14f41cc4c4d3083f728

      SHA1

      7cb2cb8d5f10e0234302c92c5821110fde407dff

      SHA256

      ede9e3ee345b51af573d010ccee52358bc1faf736856232efb0e5f84e8cc7145

      SHA512

      9b0bfcb9eddd871ebcd57aceae977782c4072d90d76cffaccdab3ea8c900e4fa9a915bdcb205111145da090a5d8c3772f7849074c7c805db5c7f2cfd70e4bf2a

      Download Submit

    • memory/4092-1-0x0000000002760000-0x0000000002770000-memory.dmp

      Filesize

      64KB

      Download

    • memory/4092-2-0x0000000002760000-0x0000000002770000-memory.dmp

      Filesize

      64KB

      Download

    • memory/4092-0-0x0000000002760000-0x0000000002770000-memory.dmp

      Filesize

      64KB

      Download

    • memory/4636-3011-0x00007FF7E4050000-0x00007FF7E4060000-memory.dmp

      Filesize

      64KB

      Download

    • memory/4636-3012-0x00007FF7E4050000-0x00007FF7E4060000-memory.dmp

      Filesize

      64KB

      Download

    • memory/4636-3010-0x00007FF7E4050000-0x00007FF7E4060000-memory.dmp

      Filesize

      64KB

      Download

    • memory/4636-3008-0x00007FF7E4050000-0x00007FF7E4060000-memory.dmp

      Filesize

      64KB

      Download

    • memory/4636-3009-0x00007FF7E4050000-0x00007FF7E4060000-memory.dmp

      Filesize

      64KB

      Download

    • memory/4636-3041-0x00007FF7E1BB0000-0x00007FF7E1BC0000-memory.dmp

      Filesize

      64KB

      Download

    • memory/4636-3042-0x00007FF7E1BB0000-0x00007FF7E1BC0000-memory.dmp

      Filesize

      64KB

      Download