Analysis

  • max time kernel
    1799s
  • max time network
    1801s
  • platform
    windows11-21h2_x64
  • resource
    win11-20240221-en
  • resource tags

    arch:x64arch:x86image:win11-20240221-enlocale:en-usos:windows11-21h2-x64system
  • submitted
    09-04-2024 18:47

General

  • Target

    libGLESV2.exe

  • Size

    10.4MB

  • MD5

    621c28cd39d9d6f9a3377b8da8a8849b

  • SHA1

    5a025ed5f5baae77496e27fb2996fcb22d67ed40

  • SHA256

    54c1dc44cd458da7ec96343973fa7f350df27517715f41483f9cab748d3a9203

  • SHA512

    b5600b871ac950ec10d7bd0c38bb242a9921b1bccd2dacaa709471475a4c410eb2b43b693e2c18db40349f5c8e15b2c0ee93dde4eb3cbce2f47db880fe48033f

  • SSDEEP

    196608:4nIMYy23CPc/V0VjfJcPE8Yw6QodKh7Ls85JxhVgE+uBd1ub:4nIRyEN08s8Yw6Qg1IgEzE

Malware Config

Extracted

Family

quasar

Version

2.1.0.0

Botnet

V/R/B

C2

siyatermi.duckdns.org:1518

Mutex

VNM_MUTEX_mJ6pCWZMe3OMOha5bj

Attributes
  • encryption_key

    g1Bi32PXFGwyBI9DJGTD

  • install_name

    Start Process.exe

  • log_directory

    Logs

  • reconnect_delay

    3000

  • startup_key

    Browser Module

  • subdirectory

    Sys Resources

Extracted

Family

redline

Botnet

AwsR

C2

siyatermi.duckdns.org:17044

Signatures

  • Contains code to disable Windows Defender 2 IoCs

    A .NET executable tasked with disabling Windows Defender capabilities such as realtime monitoring, blocking at first seen, etc.

  • Modifies Windows Defender Real-time Protection settings 3 TTPs 4 IoCs
  • Quasar RAT

    Quasar is an open source Remote Access Tool.

  • Quasar payload 2 IoCs
  • RedLine

    RedLine Stealer is a malware family written in C#, first appearing in early 2020.

  • RedLine payload 2 IoCs
  • SectopRAT

    SectopRAT is a remote access trojan first seen in November 2019.

  • SectopRAT payload 2 IoCs
  • VenomRAT

    VenomRAT is a modified version of QuasarRAT with some added features, such as rootkit and stealer capabilites.

  • Checks BIOS information in registry 2 TTPs 2 IoCs

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

  • Executes dropped EXE 5 IoCs
  • Windows security modification 2 TTPs 2 IoCs
  • Looks up external IP address via web service 1 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • Enumerates physical storage devices 1 TTPs

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

  • Creates scheduled task(s) 1 TTPs 2 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Runs ping.exe 1 TTPs 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 7 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 38 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\libGLESV2.exe
    "C:\Users\Admin\AppData\Local\Temp\libGLESV2.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3756
    • C:\Users\Admin\AppData\Roaming\Software Check.exe
      "C:\Users\Admin\AppData\Roaming\Software Check.exe"
      2⤵
      • Executes dropped EXE
      • Suspicious use of AdjustPrivilegeToken
      PID:576
    • C:\Users\Admin\AppData\Roaming\Start Process.exe
      "C:\Users\Admin\AppData\Roaming\Start Process.exe"
      2⤵
      • Modifies Windows Defender Real-time Protection settings
      • Executes dropped EXE
      • Windows security modification
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:2908
      • C:\Windows\SysWOW64\schtasks.exe
        "schtasks" /create /tn "Browser Module" /sc ONLOGON /tr "C:\Users\Admin\AppData\Roaming\Start Process.exe" /rl HIGHEST /f
        3⤵
        • Creates scheduled task(s)
        PID:4224
      • C:\Users\Admin\AppData\Roaming\Sys Resources\Start Process.exe
        "C:\Users\Admin\AppData\Roaming\Sys Resources\Start Process.exe"
        3⤵
        • Executes dropped EXE
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:892
        • C:\Windows\SysWOW64\schtasks.exe
          "schtasks" /create /tn "Browser Module" /sc ONLOGON /tr "C:\Users\Admin\AppData\Roaming\Sys Resources\Start Process.exe" /rl HIGHEST /f
          4⤵
          • Creates scheduled task(s)
          PID:2484
      • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
        "powershell" Get-MpPreference -verbose
        3⤵
        • Suspicious use of AdjustPrivilegeToken
        PID:480
      • C:\Windows\SysWOW64\cmd.exe
        "C:\Windows\System32\cmd.exe" /k start /b del /q/f/s %TEMP%\* & exit
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:1368
        • C:\Windows\SysWOW64\cmd.exe
          C:\Windows\system32\cmd.exe /K del /q/f/s C:\Users\Admin\AppData\Local\Temp\*
          4⤵
            PID:2004
        • C:\Windows\SysWOW64\cmd.exe
          C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\NgnPRp9I0AsM.bat" "
          3⤵
          • Suspicious use of WriteProcessMemory
          PID:5024
          • C:\Windows\SysWOW64\chcp.com
            chcp 65001
            4⤵
              PID:4396
            • C:\Windows\SysWOW64\PING.EXE
              ping -n 10 localhost
              4⤵
              • Runs ping.exe
              PID:2764
            • C:\Users\Admin\AppData\Roaming\Start Process.exe
              "C:\Users\Admin\AppData\Roaming\Start Process.exe"
              4⤵
              • Executes dropped EXE
              • Suspicious use of AdjustPrivilegeToken
              PID:1636
        • C:\Users\Admin\AppData\Roaming\Tiktok Share Bot byDenmark.exe
          "C:\Users\Admin\AppData\Roaming\Tiktok Share Bot byDenmark.exe"
          2⤵
          • Checks BIOS information in registry
          • Executes dropped EXE
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:4824

      Network

      MITRE ATT&CK Matrix ATT&CK v13

      Execution

      Scheduled Task/Job

      1
      T1053

      Persistence

      Create or Modify System Process

      1
      T1543

      Windows Service

      1
      T1543.003

      Scheduled Task/Job

      1
      T1053

      Privilege Escalation

      Create or Modify System Process

      1
      T1543

      Windows Service

      1
      T1543.003

      Scheduled Task/Job

      1
      T1053

      Defense Evasion

      Modify Registry

      2
      T1112

      Impair Defenses

      2
      T1562

      Disable or Modify Tools

      2
      T1562.001

      Discovery

      Query Registry

      1
      T1012

      System Information Discovery

      2
      T1082

      Remote System Discovery

      1
      T1018

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\Start Process.exe.log
        Filesize

        1KB

        MD5

        0d57fc33826cdd8ab7f1fd188829748d

        SHA1

        40fab51cd74493d07e0c37af6bfee896e9d0cef6

        SHA256

        4ff6a3eca1a0964fa036fcc54b2fa2137de9ade61e8140cee7e3136352445c41

        SHA512

        dd02119b787943e580156d89ea75ad38eff863bf560d4ec33fa4e52202f0b6252e928322f73e3a3e11685fb0cff204af4d67c6818bdf9812d7b458c362965aaa

      • C:\Users\Admin\AppData\Local\Temp\NgnPRp9I0AsM.bat
        Filesize

        207B

        MD5

        e8eef91bd244eb49cd9eeb23b3781235

        SHA1

        706cf6a11efb89ffb742af4ad6bd289bb380ec37

        SHA256

        4833ba0fecceab191f63a2b57475552edb1f16957c20bee5452b93cbe73578ad

        SHA512

        a79e399afbb7e720d71da526523396f1ea883e3207b56f0b595a646a6f36a2bc0a8e56c47103f222163a293050825eb3411b71f693d6e969296d80aed50a668e

      • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_13kxb3au.0kh.ps1
        Filesize

        60B

        MD5

        d17fe0a3f47be24a6453e9ef58c94641

        SHA1

        6ab83620379fc69f80c0242105ddffd7d98d5d9d

        SHA256

        96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

        SHA512

        5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

      • C:\Users\Admin\AppData\Roaming\Software Check.exe
        Filesize

        95KB

        MD5

        27c2436f6a1c111bef78597d37751138

        SHA1

        f1dabacffc82bbfc7d8db578f0a5653d7fe84bca

        SHA256

        bcac81c69094ea47c3a00cae028ac4c64dd6cbd4fe85e11363e3e35b48c04842

        SHA512

        97e717b9ad5b063e4ff1209684b27d033c5a4a8d9679e3d42d7308fbac1c885a1d3c85d3fed70b7a9adc82203d0e943777d7819456599276c61549186e319636

      • C:\Users\Admin\AppData\Roaming\Start Process.exe
        Filesize

        535KB

        MD5

        4d97786ab8047ad6c08532ed7a017573

        SHA1

        a64d07233d813f9a085722295dca62ca726e291a

        SHA256

        5a72c2a12e0e42313c5d01277d3b26f52810a9753e31883f5f3e7a73a0021870

        SHA512

        9224f6c0af0bb3aa6804e09b36617d2ecf762caf81ec0f2627553788f7045d09878b41ddb63a1d0779973cba52d2f1d59f69bc6c826ad8bb0d807444abab87d2

      • C:\Users\Admin\AppData\Roaming\Tiktok Share Bot byDenmark.exe
        Filesize

        9.8MB

        MD5

        6720bbc01a878d9003076c2b22bfe0cf

        SHA1

        6f2e7acde97d9847400013880d2796428504e580

        SHA256

        90529087bb4c13893ee9e5f3808ace6cdc1bffa2f85aa2f5005b19c2865d143e

        SHA512

        fa41ec8c1baa2e371987402c57dbef31e377897c6154ee290455fbc1e42d90e82c504036165bdc467c25696e4c455fac8bb89e6f7631f961f2282d5d3667bcf9

      • memory/480-97-0x0000000007160000-0x00000000071F6000-memory.dmp
        Filesize

        600KB

      • memory/480-99-0x0000000007110000-0x000000000711E000-memory.dmp
        Filesize

        56KB

      • memory/480-77-0x0000000005B80000-0x0000000005B9E000-memory.dmp
        Filesize

        120KB

      • memory/480-80-0x0000000006B30000-0x0000000006B64000-memory.dmp
        Filesize

        208KB

      • memory/480-81-0x000000007F340000-0x000000007F350000-memory.dmp
        Filesize

        64KB

      • memory/480-92-0x00000000047C0000-0x00000000047D0000-memory.dmp
        Filesize

        64KB

      • memory/480-91-0x0000000006B10000-0x0000000006B2E000-memory.dmp
        Filesize

        120KB

      • memory/480-76-0x0000000005720000-0x0000000005A77000-memory.dmp
        Filesize

        3.3MB

      • memory/480-93-0x0000000006D70000-0x0000000006E14000-memory.dmp
        Filesize

        656KB

      • memory/480-105-0x0000000071E90000-0x0000000072641000-memory.dmp
        Filesize

        7.7MB

      • memory/480-75-0x00000000055D0000-0x0000000005636000-memory.dmp
        Filesize

        408KB

      • memory/480-102-0x0000000007210000-0x0000000007218000-memory.dmp
        Filesize

        32KB

      • memory/480-101-0x0000000007220000-0x000000000723A000-memory.dmp
        Filesize

        104KB

      • memory/480-68-0x0000000005530000-0x0000000005552000-memory.dmp
        Filesize

        136KB

      • memory/480-65-0x00000000047C0000-0x00000000047D0000-memory.dmp
        Filesize

        64KB

      • memory/480-63-0x0000000004E00000-0x000000000542A000-memory.dmp
        Filesize

        6.2MB

      • memory/480-100-0x0000000007120000-0x0000000007135000-memory.dmp
        Filesize

        84KB

      • memory/480-82-0x0000000073C70000-0x0000000073CBC000-memory.dmp
        Filesize

        304KB

      • memory/480-98-0x00000000070E0000-0x00000000070F1000-memory.dmp
        Filesize

        68KB

      • memory/480-96-0x0000000006F50000-0x0000000006F5A000-memory.dmp
        Filesize

        40KB

      • memory/480-95-0x0000000006ED0000-0x0000000006EEA000-memory.dmp
        Filesize

        104KB

      • memory/480-60-0x00000000046D0000-0x0000000004706000-memory.dmp
        Filesize

        216KB

      • memory/480-94-0x0000000007510000-0x0000000007B8A000-memory.dmp
        Filesize

        6.5MB

      • memory/480-62-0x0000000071E90000-0x0000000072641000-memory.dmp
        Filesize

        7.7MB

      • memory/480-64-0x00000000047C0000-0x00000000047D0000-memory.dmp
        Filesize

        64KB

      • memory/576-49-0x0000000005AC0000-0x0000000005BCA000-memory.dmp
        Filesize

        1.0MB

      • memory/576-48-0x0000000005710000-0x0000000005720000-memory.dmp
        Filesize

        64KB

      • memory/576-36-0x0000000005D40000-0x0000000006358000-memory.dmp
        Filesize

        6.1MB

      • memory/576-47-0x0000000071E90000-0x0000000072641000-memory.dmp
        Filesize

        7.7MB

      • memory/576-44-0x0000000005860000-0x00000000058AC000-memory.dmp
        Filesize

        304KB

      • memory/576-42-0x0000000005820000-0x000000000585C000-memory.dmp
        Filesize

        240KB

      • memory/576-38-0x00000000057C0000-0x00000000057D2000-memory.dmp
        Filesize

        72KB

      • memory/576-117-0x0000000071E90000-0x0000000072641000-memory.dmp
        Filesize

        7.7MB

      • memory/576-33-0x0000000000E70000-0x0000000000E8E000-memory.dmp
        Filesize

        120KB

      • memory/576-118-0x0000000005710000-0x0000000005720000-memory.dmp
        Filesize

        64KB

      • memory/892-120-0x0000000004D10000-0x0000000004D20000-memory.dmp
        Filesize

        64KB

      • memory/892-59-0x0000000071E90000-0x0000000072641000-memory.dmp
        Filesize

        7.7MB

      • memory/892-114-0x0000000071E90000-0x0000000072641000-memory.dmp
        Filesize

        7.7MB

      • memory/892-79-0x00000000062C0000-0x00000000062CA000-memory.dmp
        Filesize

        40KB

      • memory/892-61-0x0000000004D10000-0x0000000004D20000-memory.dmp
        Filesize

        64KB

      • memory/1636-122-0x0000000005440000-0x0000000005450000-memory.dmp
        Filesize

        64KB

      • memory/1636-121-0x0000000071E90000-0x0000000072641000-memory.dmp
        Filesize

        7.7MB

      • memory/1636-119-0x0000000071E90000-0x0000000072641000-memory.dmp
        Filesize

        7.7MB

      • memory/2908-53-0x0000000005430000-0x0000000005496000-memory.dmp
        Filesize

        408KB

      • memory/2908-111-0x0000000071E90000-0x0000000072641000-memory.dmp
        Filesize

        7.7MB

      • memory/2908-34-0x0000000071E90000-0x0000000072641000-memory.dmp
        Filesize

        7.7MB

      • memory/2908-39-0x00000000058A0000-0x0000000005E46000-memory.dmp
        Filesize

        5.6MB

      • memory/2908-45-0x00000000054B0000-0x00000000054C0000-memory.dmp
        Filesize

        64KB

      • memory/2908-41-0x0000000005390000-0x0000000005422000-memory.dmp
        Filesize

        584KB

      • memory/2908-37-0x0000000000970000-0x00000000009FC000-memory.dmp
        Filesize

        560KB

      • memory/3756-1-0x0000000002340000-0x0000000002350000-memory.dmp
        Filesize

        64KB

      • memory/3756-2-0x0000000074D90000-0x0000000075341000-memory.dmp
        Filesize

        5.7MB

      • memory/3756-35-0x0000000074D90000-0x0000000075341000-memory.dmp
        Filesize

        5.7MB

      • memory/3756-0-0x0000000074D90000-0x0000000075341000-memory.dmp
        Filesize

        5.7MB

      • memory/4824-112-0x00007FF732FE0000-0x00007FF734981000-memory.dmp
        Filesize

        25.6MB

      • memory/4824-113-0x00007FF947240000-0x00007FF947449000-memory.dmp
        Filesize

        2.0MB

      • memory/4824-43-0x00007FF732FE0000-0x00007FF734981000-memory.dmp
        Filesize

        25.6MB

      • memory/4824-46-0x00007FF947240000-0x00007FF947449000-memory.dmp
        Filesize

        2.0MB

      • memory/4824-50-0x0000024565160000-0x0000024565170000-memory.dmp
        Filesize

        64KB

      • memory/4824-51-0x0000024565170000-0x0000024565180000-memory.dmp
        Filesize

        64KB

      • memory/4824-52-0x0000024565190000-0x00000245651A0000-memory.dmp
        Filesize

        64KB