Analysis

  • max time kernel
    149s
  • max time network
    54s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240419-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240419-enlocale:en-usos:windows10-2004-x64system
  • submitted
    29-04-2024 09:27

General

  • Target

    Order PS24S0040.exe

  • Size

    836KB

  • MD5

    28e8f4098b5d13326674b51aab58d055

  • SHA1

    6635fa0024bfebfe5bd67e3c0cce5452e3c9b684

  • SHA256

    d5bc04d04a04dc446c372f8f793f18c0cb8d45ba1ae5a817f4314a177fc8d7cc

  • SHA512

    41669163544ed0e5164b1af023b3a2e7c16f32e5e5e6ee68b252dae172c3e574eda8e082ceab5709a63ba279063b904ba8f3fc519fd247ccb4253db3cf7ffb36

  • SSDEEP

    12288:CZqnHvjNIrpf9rN/mc/CFvzstbLM2XS3uxsM6AgKH2e3ZFzJnbP93xE6DlI50Xze:C0PjKr5BNDHbzDx3VgYJjh2OlLze

Malware Config

Extracted

Family

agenttesla

Credentials

Signatures

  • AgentTesla

    Agent Tesla is a remote access tool (RAT) written in visual basic.

  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Reads WinSCP keys stored on the system 2 TTPs

    Tries to access WinSCP stored sessions.

  • Reads data files stored by FTP clients 2 TTPs

    Tries to access configuration files associated with programs like FileZilla.

  • Reads user/profile data of local email clients 2 TTPs

    Email clients store some user data on disk where infostealers will often target it.

  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Adds Run key to start application 2 TTPs 1 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.

  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Creates scheduled task(s) 1 TTPs 1 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 10 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 20 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Order PS24S0040.exe
    "C:\Users\Admin\AppData\Local\Temp\Order PS24S0040.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2652
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\Order PS24S0040.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2696
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\JICwPVw.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:4092
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\JICwPVw" /XML "C:\Users\Admin\AppData\Local\Temp\tmp6590.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:1884
    • C:\Users\Admin\AppData\Local\Temp\Order PS24S0040.exe
      "C:\Users\Admin\AppData\Local\Temp\Order PS24S0040.exe"
      2⤵
        PID:1544
      • C:\Users\Admin\AppData\Local\Temp\Order PS24S0040.exe
        "C:\Users\Admin\AppData\Local\Temp\Order PS24S0040.exe"
        2⤵
        • Adds Run key to start application
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of SetWindowsHookEx
        PID:4688

    Network

    MITRE ATT&CK Matrix ATT&CK v13

    Execution

    Scheduled Task/Job

    1
    T1053

    Persistence

    Boot or Logon Autostart Execution

    1
    T1547

    Registry Run Keys / Startup Folder

    1
    T1547.001

    Scheduled Task/Job

    1
    T1053

    Privilege Escalation

    Boot or Logon Autostart Execution

    1
    T1547

    Registry Run Keys / Startup Folder

    1
    T1547.001

    Scheduled Task/Job

    1
    T1053

    Defense Evasion

    Modify Registry

    1
    T1112

    Credential Access

    Unsecured Credentials

    4
    T1552

    Credentials In Files

    3
    T1552.001

    Credentials in Registry

    1
    T1552.002

    Discovery

    Query Registry

    1
    T1012

    System Information Discovery

    2
    T1082

    Collection

    Data from Local System

    4
    T1005

    Replay Monitor

    Loading Replay Monitor...

    Downloads

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

      2KB

      MD5

      968cb9309758126772781b83adb8a28f

      SHA1

      8da30e71accf186b2ba11da1797cf67f8f78b47c

      SHA256

      92099c10776bb7e3f2a8d1b82d4d40d0c4627e4f1bf754a6e58dfd2c2e97042a

      SHA512

      4bd50732f8af4d688d95999bddfd296115d7033ddc38f86c9fb1f47fde202bffa27e9088bebcaa3064ca946af2f5c1ca6cbde49d0907f0005c7ab42874515dd3

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

      18KB

      MD5

      cbe1a06d4140cd908b8295d0dbd198f3

      SHA1

      b2b9ca197018d93fb030d5b1d5d773072e13a2cf

      SHA256

      0a1b7797fa7bd2b90b2cb597451faf0d34c7fef2856ed0f7607370b881215a9f

      SHA512

      dc5d4d27da6f51ed952f981135d18f325cb6b096b2048971f8eb4b1dc25bfca3eb955e58dba2a97d2c601ae1ef7703bfdce1b5bc707df9ff54bc9c761f2cf56f

    • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_kyzj0qtu.1rt.ps1
      Filesize

      60B

      MD5

      d17fe0a3f47be24a6453e9ef58c94641

      SHA1

      6ab83620379fc69f80c0242105ddffd7d98d5d9d

      SHA256

      96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

      SHA512

      5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

    • C:\Users\Admin\AppData\Local\Temp\tmp6590.tmp
      Filesize

      1KB

      MD5

      e256b3968681e5163bbe034f3a28ee31

      SHA1

      3d4ca76e5fc9c804a7589ccf8c609923c2b9c5bf

      SHA256

      6a5e1b6bd67b5d19f75bac98b2f200bf73446b2748ba25d72e1e85852f350e5e

      SHA512

      8a1deea23b4a22dbe52109e30ca3a4664ab6545831dfa0ce800522a6d4bef5025f36ff01f8e51b78b2bcd08521c8a8a7c15bbfe79fbfccef85d409a569726420

    • memory/2652-6-0x0000000004D20000-0x0000000004D40000-memory.dmp
      Filesize

      128KB

    • memory/2652-5-0x0000000004C20000-0x0000000004C2A000-memory.dmp
      Filesize

      40KB

    • memory/2652-4-0x0000000004DA0000-0x0000000004DB0000-memory.dmp
      Filesize

      64KB

    • memory/2652-7-0x0000000004D80000-0x0000000004D94000-memory.dmp
      Filesize

      80KB

    • memory/2652-8-0x0000000008A40000-0x0000000008AC4000-memory.dmp
      Filesize

      528KB

    • memory/2652-9-0x000000000BB60000-0x000000000BBFC000-memory.dmp
      Filesize

      624KB

    • memory/2652-3-0x0000000004B70000-0x0000000004C02000-memory.dmp
      Filesize

      584KB

    • memory/2652-2-0x0000000005230000-0x00000000057D4000-memory.dmp
      Filesize

      5.6MB

    • memory/2652-46-0x0000000074990000-0x0000000075140000-memory.dmp
      Filesize

      7.7MB

    • memory/2652-0-0x00000000000C0000-0x0000000000194000-memory.dmp
      Filesize

      848KB

    • memory/2652-1-0x0000000074990000-0x0000000075140000-memory.dmp
      Filesize

      7.7MB

    • memory/2696-25-0x0000000005BD0000-0x0000000005F24000-memory.dmp
      Filesize

      3.3MB

    • memory/2696-49-0x00000000067F0000-0x0000000006822000-memory.dmp
      Filesize

      200KB

    • memory/2696-14-0x0000000004C50000-0x0000000004C86000-memory.dmp
      Filesize

      216KB

    • memory/2696-16-0x00000000052D0000-0x00000000058F8000-memory.dmp
      Filesize

      6.2MB

    • memory/2696-83-0x0000000074990000-0x0000000075140000-memory.dmp
      Filesize

      7.7MB

    • memory/2696-79-0x0000000007880000-0x000000000789A000-memory.dmp
      Filesize

      104KB

    • memory/2696-17-0x0000000004C90000-0x0000000004CA0000-memory.dmp
      Filesize

      64KB

    • memory/2696-18-0x0000000004C90000-0x0000000004CA0000-memory.dmp
      Filesize

      64KB

    • memory/2696-75-0x00000000077C0000-0x0000000007856000-memory.dmp
      Filesize

      600KB

    • memory/2696-15-0x0000000074990000-0x0000000075140000-memory.dmp
      Filesize

      7.7MB

    • memory/2696-74-0x00000000075B0000-0x00000000075BA000-memory.dmp
      Filesize

      40KB

    • memory/2696-72-0x0000000007B80000-0x00000000081FA000-memory.dmp
      Filesize

      6.5MB

    • memory/2696-73-0x0000000007540000-0x000000000755A000-memory.dmp
      Filesize

      104KB

    • memory/2696-50-0x0000000071180000-0x00000000711CC000-memory.dmp
      Filesize

      304KB

    • memory/4092-77-0x0000000007CF0000-0x0000000007CFE000-memory.dmp
      Filesize

      56KB

    • memory/4092-78-0x0000000007D00000-0x0000000007D14000-memory.dmp
      Filesize

      80KB

    • memory/4092-71-0x00000000079C0000-0x0000000007A63000-memory.dmp
      Filesize

      652KB

    • memory/4092-52-0x0000000071180000-0x00000000711CC000-memory.dmp
      Filesize

      304KB

    • memory/4092-47-0x0000000006790000-0x00000000067AE000-memory.dmp
      Filesize

      120KB

    • memory/4092-48-0x0000000006820000-0x000000000686C000-memory.dmp
      Filesize

      304KB

    • memory/4092-87-0x0000000074990000-0x0000000075140000-memory.dmp
      Filesize

      7.7MB

    • memory/4092-76-0x0000000007CC0000-0x0000000007CD1000-memory.dmp
      Filesize

      68KB

    • memory/4092-20-0x0000000002F70000-0x0000000002F80000-memory.dmp
      Filesize

      64KB

    • memory/4092-70-0x0000000006D20000-0x0000000006D3E000-memory.dmp
      Filesize

      120KB

    • memory/4092-19-0x0000000074990000-0x0000000075140000-memory.dmp
      Filesize

      7.7MB

    • memory/4092-80-0x0000000007DE0000-0x0000000007DE8000-memory.dmp
      Filesize

      32KB

    • memory/4092-21-0x00000000057D0000-0x00000000057F2000-memory.dmp
      Filesize

      136KB

    • memory/4092-22-0x0000000005FB0000-0x0000000006016000-memory.dmp
      Filesize

      408KB

    • memory/4092-23-0x0000000006020000-0x0000000006086000-memory.dmp
      Filesize

      408KB

    • memory/4688-44-0x0000000000400000-0x0000000000442000-memory.dmp
      Filesize

      264KB

    • memory/4688-89-0x00000000069C0000-0x0000000006A10000-memory.dmp
      Filesize

      320KB