Analysis

  • max time kernel
    141s
  • max time network
    152s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-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.

  • Checks computer location settings 2 TTPs 3 IoCs

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

  • 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⤵
    • Checks computer location settings
    • Suspicious use of WriteProcessMemory
    PID:4200
    • 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:2236
    • C:\Users\Admin\AppData\Roaming\svchost.exe
      "C:\Users\Admin\AppData\Roaming\svchost.exe"
      2⤵
      • Checks computer location settings
      • 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:4364
      • 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:1428
      • 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:3116
      • 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:5084
      • 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:3480
    • C:\ProgramData\csrss.exe
      "C:\ProgramData\csrss.exe"
      2⤵
      • Checks computer location settings
      • Drops startup file
      • Executes dropped EXE
      • Suspicious behavior: AddClipboardFormatListener
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:2416
      • 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:1356
      • 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:1824
      • 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:3664
      • 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:2824
  • C:\Windows\system32\vssvc.exe
    C:\Windows\system32\vssvc.exe
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    PID:2920

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

    d85ba6ff808d9e5444a4b369f5bc2730

    SHA1

    31aa9d96590fff6981b315e0b391b575e4c0804a

    SHA256

    84739c608a73509419748e4e20e6cc4e1846056c3fe1929a8300d5a1a488202f

    SHA512

    8c414eb55b45212af385accc16d9d562adba2123583ce70d22b91161fe878683845512a78f04dedd4ea98ed9b174dbfa98cf696370598ad8e6fbd1e714f1f249

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

    Filesize

    944B

    MD5

    865d30ef81d6f5d8cb94ccd6bd627d1d

    SHA1

    13fbe1cfd95fecd018929b220078b9b6ae4aeaf1

    SHA256

    9094c4736c6c3cfe381c2eb7c2b01461ce35dbbb87dd9d16606561a8ba5324dd

    SHA512

    03906c48756aeec397a71431f0fc7fbe43246f88ce49087c320d97c10203290beb53bf0b80cb8c1bb5eda5c0278dc8459fb5b61cedcea6a98b537ea72fca8766

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

    Filesize

    944B

    MD5

    dbb22d95851b93abf2afe8fb96a8e544

    SHA1

    920ec5fdb323537bcf78f7e29a4fc274e657f7a4

    SHA256

    e1ee9af6b9e3bfd41b7d2c980580bb7427883f1169ed3df4be11293ce7895465

    SHA512

    16031134458bf312509044a3028be46034c544163c4ca956aee74d2075fbeb5873754d2254dc1d0b573ce1a644336ac4c8bd7147aba100bfdac8c504900ef3fc

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

    Filesize

    944B

    MD5

    6d3e9c29fe44e90aae6ed30ccf799ca8

    SHA1

    c7974ef72264bbdf13a2793ccf1aed11bc565dce

    SHA256

    2360634e63e8f0b5748e2c56ebb8f4aa78e71008ea7b5c9ca1c49be03b49557d

    SHA512

    60c38c4367352537545d859f64b9c5cbada94240478d1d039fd27b5ecba4dc1c90051557c16d802269703b873546ead416279c0a80c6fd5e49ad361cef22596a

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

    Filesize

    944B

    MD5

    cbc41bceec6e8cf6d23f68d952487858

    SHA1

    f52edbceff042ded7209e8be90ec5e09086d62eb

    SHA256

    b97a8a2a5dbc3c1b994affa4751e61e1ac6bddcf336a4c77ee96a3ce07c59f4d

    SHA512

    0f025ea2559e477c56500b9f4ecc251325793629cf1ae8d43ad783f1036b830c51757274b0aa8bb3183ac636cdfc1e0e8be1163a45695b8fb57df98c362534fb

  • 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_vnx13dxc.mjg.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/1428-57-0x000001B0F20A0000-0x000001B0F20C2000-memory.dmp

    Filesize

    136KB

  • memory/2236-49-0x00000000071C0000-0x0000000007252000-memory.dmp

    Filesize

    584KB

  • memory/2236-45-0x00000000008E0000-0x0000000000A3A000-memory.dmp

    Filesize

    1.4MB

  • memory/2236-46-0x00000000025A0000-0x00000000025A6000-memory.dmp

    Filesize

    24KB

  • memory/2236-144-0x000000007528E000-0x000000007528F000-memory.dmp

    Filesize

    4KB

  • memory/2236-42-0x000000007528E000-0x000000007528F000-memory.dmp

    Filesize

    4KB

  • memory/2236-47-0x00000000046C0000-0x0000000004728000-memory.dmp

    Filesize

    416KB

  • memory/2236-48-0x0000000007770000-0x0000000007D14000-memory.dmp

    Filesize

    5.6MB

  • memory/2236-85-0x0000000002630000-0x000000000263A000-memory.dmp

    Filesize

    40KB

  • memory/2416-44-0x00000000000E0000-0x00000000000EE000-memory.dmp

    Filesize

    56KB

  • memory/4200-1-0x0000000000020000-0x000000000013E000-memory.dmp

    Filesize

    1.1MB

  • memory/4200-0-0x00007FFED23B3000-0x00007FFED23B5000-memory.dmp

    Filesize

    8KB

  • memory/4200-4-0x00007FFED23B0000-0x00007FFED2E71000-memory.dmp

    Filesize

    10.8MB

  • memory/4200-43-0x00007FFED23B0000-0x00007FFED2E71000-memory.dmp

    Filesize

    10.8MB

  • memory/4364-37-0x0000000000BF0000-0x0000000000C08000-memory.dmp

    Filesize

    96KB

  • memory/4364-143-0x00007FFED23B0000-0x00007FFED2E71000-memory.dmp

    Filesize

    10.8MB

  • memory/4364-41-0x00007FFED23B0000-0x00007FFED2E71000-memory.dmp

    Filesize

    10.8MB