Analysis

  • max time kernel
    147s
  • max time network
    150s
  • platform
    windows11-21h2_x64
  • resource
    win11-20240802-en
  • resource tags

    arch:x64arch:x86image:win11-20240802-enlocale:en-usos:windows11-21h2-x64system
  • submitted
    01-09-2024 16:27

General

  • Target

    Azorult 3.3‌.exe

  • Size

    1.1MB

  • MD5

    b91fe4c246efc048b78c9e162754a7a9

  • SHA1

    15e1c4fe989290b07b60f93340476a9ba025bfa9

  • SHA256

    d6af1ba026c010e4d006842da28b478419bbc4c711f907a28c52079bc7fea1bf

  • SHA512

    4538a437fb2241ee38b1ab256618bbf2ea752bab92146fbf9138c6dd9585c5a5291155e19c6004372c925f300c0c7cfa87b7dfc467b556e8dbab092d8d04a2d2

  • SSDEEP

    24576:KMyijQZ+ZJLXrfQRTJ6/aIRQbhB0LrKqk:/D0Z+ZZr4RT/I2dB0yqk

Malware Config

Extracted

Family

xworm

C2

146.190.110.91:3389

Attributes
  • Install_directory

    %AppData%

  • install_file

    svchost.exe

  • telegram

    https://api.telegram.org/bot7023899363:AAFEzgbfWzhyE32Lf95TKSRYEYXMd4AfMyk/sendMessage?chat_id=6354844663

Signatures

  • Azorult

    An information stealer that was first discovered in 2016, targeting browsing history and passwords.

  • Detect Xworm Payload 2 IoCs
  • Xworm

    Xworm is a remote access trojan written in C#.

  • Command and Scripting Interpreter: PowerShell 1 TTPs 8 IoCs

    Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

  • Drops startup file 4 IoCs
  • Executes dropped EXE 3 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious behavior: AddClipboardFormatListener 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 17 IoCs
  • Suspicious use of AdjustPrivilegeToken 14 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 23 IoCs
  • Uses Volume Shadow Copy service COM API

    The Volume Shadow Copy service is used to manage backups/snapshots.

Processes

  • C:\Users\Admin\AppData\Local\Temp\Azorult 3.3‌.exe
    "C:\Users\Admin\AppData\Local\Temp\Azorult 3.3‌.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2484
    • C:\Users\Admin\AppData\Local\Temp\Azorult 3.3.exe
      "C:\Users\Admin\AppData\Local\Temp\Azorult 3.3.exe"
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      PID:4824
    • C:\Users\Admin\AppData\Roaming\svchost.exe
      "C:\Users\Admin\AppData\Roaming\svchost.exe"
      2⤵
      • Drops startup file
      • Executes dropped EXE
      • Suspicious behavior: AddClipboardFormatListener
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:1048
      • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
        "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionPath 'C:\Users\Admin\AppData\Roaming\svchost.exe'
        3⤵
        • Command and Scripting Interpreter: PowerShell
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:1468
      • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
        "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionProcess 'svchost.exe'
        3⤵
        • Command and Scripting Interpreter: PowerShell
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:916
      • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
        "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionPath 'C:\Users\Admin\AppData\Roaming\svchost.exe'
        3⤵
        • Command and Scripting Interpreter: PowerShell
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:800
      • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
        "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionProcess 'svchost.exe'
        3⤵
        • Command and Scripting Interpreter: PowerShell
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:5088
    • C:\ProgramData\csrss.exe
      "C:\ProgramData\csrss.exe"
      2⤵
      • Drops startup file
      • Executes dropped EXE
      • Suspicious behavior: AddClipboardFormatListener
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:4976
      • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
        "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionPath 'C:\ProgramData\csrss.exe'
        3⤵
        • Command and Scripting Interpreter: PowerShell
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:4888
      • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
        "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionProcess 'csrss.exe'
        3⤵
        • Command and Scripting Interpreter: PowerShell
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:1408
      • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
        "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionPath 'C:\ProgramData\csrss.exe'
        3⤵
        • Command and Scripting Interpreter: PowerShell
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:4756
      • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
        "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionProcess 'csrss.exe'
        3⤵
        • Command and Scripting Interpreter: PowerShell
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:4364
  • C:\Windows\system32\vssvc.exe
    C:\Windows\system32\vssvc.exe
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    PID:1540

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\ProgramData\csrss.exe

    Filesize

    30KB

    MD5

    0998890ccf8a3d8702db7a84fe6dd7b3

    SHA1

    18e561e0ef68fb08d8f391eacd45c7d573206b92

    SHA256

    c33e1408ea96b9ea7a72d44d7742effb4a98776711b7c94c4997a155af61b220

    SHA512

    8132312fb66a9d947eef3f625a4c18b8e640cec51616d0a9fd756e028d1bac5677f5de9a53c3ed32186cb238e8c46613b8c3d6641a6a953d7961412b030c6dd1

  • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0\UsageLogs\powershell.exe.log

    Filesize

    2KB

    MD5

    627073ee3ca9676911bee35548eff2b8

    SHA1

    4c4b68c65e2cab9864b51167d710aa29ebdcff2e

    SHA256

    85b280a39fc31ba1e15fb06102a05b8405ff3b82feb181d4170f04e466dd647c

    SHA512

    3c5f6c03e253b83c57e8d6f0334187dbdcdf4fa549eecd36cbc1322dca6d3ca891dc6a019c49ec2eafb88f82d0434299c31e4dfaab123acb42e0546218f311fb

  • C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive

    Filesize

    944B

    MD5

    a13d86aa4aa93ee4e7b6a655edf6cc79

    SHA1

    b3172c58361cfc52fe51b7bd2971df38657e77db

    SHA256

    d42c42ef46ed4341b7eb52572aa6c7bc7720401481c93b38d6cc7cbf00826066

    SHA512

    6e55311ca9f9ec756eac30841c9564a679089b7a249a6d5841e97e7bc73e5dd213bd7683856b740bbae2fa46456558558f52ec78b4460ef932d363d3e7800fbf

  • C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive

    Filesize

    944B

    MD5

    34e3230cb2131270db1af79fb3d57752

    SHA1

    21434dd7cf3c4624226b89f404fd7982825f8ac6

    SHA256

    0f162f27548a84db1638bcf46d03661b5bcb3032e765fafdb597cc107639ba39

    SHA512

    3756cb01e82dbda681b562eae74d0b8ef8b3787b126119a51a92c51a78204a7805b9bdd60c00c50a3be23b843e78bb153b656540767069f739ce421b9bc02335

  • C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive

    Filesize

    944B

    MD5

    e3840d9bcedfe7017e49ee5d05bd1c46

    SHA1

    272620fb2605bd196df471d62db4b2d280a363c6

    SHA256

    3ac83e70415b9701ee71a4560232d7998e00c3db020fde669eb01b8821d2746f

    SHA512

    76adc88ab3930acc6b8b7668e2de797b8c00edcfc41660ee4485259c72a8adf162db62c2621ead5a9950f12bfe8a76ccab79d02fda11860afb0e217812cac376

  • C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive

    Filesize

    944B

    MD5

    0bdf1f3b17535062ac08020252a67de7

    SHA1

    0bdfb9e03a0495d3348c44050fe2c2ad5b8ded5c

    SHA256

    868024d64b75b07c6848c7297ca32670af1ff5a4f961baaf873daddf3a8abbae

    SHA512

    ec18062b156907365e198d99038b1616b28055b0f9fe1714489ff2bd5f2a5bd0affb7ac954763b1cf197d038d000566ba05fc6fb27da401e24ad9ac284ab6ba7

  • C:\Users\Admin\AppData\Local\Temp\Azorult 3.3.exe

    Filesize

    1.3MB

    MD5

    8440a861c68965a66c009b140e1bee47

    SHA1

    801a8c77156a2c6cbc5899f36c961dc8fdc56665

    SHA256

    a8add4815bce2e26df3cd492c5686e22ab842bfa52c68af3f33c23adb820d06f

    SHA512

    c42903216f9f35368d41853ae96aaa7a7a07ce0730ca99b26909b98f5525b4fd772e0868c683fae0ca71730c0586ad3130be4ef3e6af68e299a933d9accca266

  • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_axwj0a1s.yff.ps1

    Filesize

    60B

    MD5

    d17fe0a3f47be24a6453e9ef58c94641

    SHA1

    6ab83620379fc69f80c0242105ddffd7d98d5d9d

    SHA256

    96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

    SHA512

    5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

  • C:\Users\Admin\AppData\Roaming\svchost.exe

    Filesize

    67KB

    MD5

    50dce71a753bad01a07904f2af283123

    SHA1

    1beab766071ddeff0c8e577c6717debcee0d21e6

    SHA256

    8fb751033d1546ce28f5dcef171857ee879bdd31d76be2ae556f246c258473f3

    SHA512

    7cdc64dcfa8a0cbc1375a1878f560beb083cd9778ff67c5c0f1b693927c35365b384affc9dc33cade4aeaafded11ac328001a18ccb34a559678c1f50fa886c01

  • memory/1048-38-0x00007FFF01FD3000-0x00007FFF01FD5000-memory.dmp

    Filesize

    8KB

  • memory/1048-41-0x0000000000980000-0x0000000000998000-memory.dmp

    Filesize

    96KB

  • memory/1468-55-0x00000296F8E70000-0x00000296F8E92000-memory.dmp

    Filesize

    136KB

  • memory/2484-45-0x00007FFF01FD0000-0x00007FFF02A92000-memory.dmp

    Filesize

    10.8MB

  • memory/2484-0-0x00007FFF01FD3000-0x00007FFF01FD5000-memory.dmp

    Filesize

    8KB

  • memory/2484-4-0x00007FFF01FD0000-0x00007FFF02A92000-memory.dmp

    Filesize

    10.8MB

  • memory/2484-1-0x0000000000D60000-0x0000000000E7E000-memory.dmp

    Filesize

    1.1MB

  • memory/4824-46-0x00000000026A0000-0x00000000026A6000-memory.dmp

    Filesize

    24KB

  • memory/4824-49-0x0000000007190000-0x0000000007222000-memory.dmp

    Filesize

    584KB

  • memory/4824-48-0x0000000007660000-0x0000000007C06000-memory.dmp

    Filesize

    5.6MB

  • memory/4824-47-0x00000000046C0000-0x0000000004728000-memory.dmp

    Filesize

    416KB

  • memory/4824-89-0x00000000025B0000-0x00000000025BA000-memory.dmp

    Filesize

    40KB

  • memory/4824-44-0x00000000008E0000-0x0000000000A3A000-memory.dmp

    Filesize

    1.4MB

  • memory/4824-23-0x000000007515E000-0x000000007515F000-memory.dmp

    Filesize

    4KB

  • memory/4824-135-0x000000007515E000-0x000000007515F000-memory.dmp

    Filesize

    4KB

  • memory/4976-43-0x0000000000E90000-0x0000000000E9E000-memory.dmp

    Filesize

    56KB