Analysis

  • max time kernel
    132s
  • max time network
    101s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    04/06/2024, 14:40

General

  • Target
    561f3664b4dcc39b1eb79236231b0e36fb5fde10c8bda6d356d2fa63925f3a6b.exe
  • Size 3.5MB
  • Sample240604-r18dfaae5y
  • SHA256 561f3664b4dcc39b1eb79236231b0e36fb5fde10c8bda6d356d2fa63925f3a6b
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Credentials
  • Protocol

    smtp

  • Host

    mail.jalcepsac.com

  • Port

    587

  • Password

    @jalcepsac.com

Extracted

Family
  • agenttesla

Credentials

Signatures

  • AgentTesla

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

  • Command and Scripting Interpreter: PowerShell 1 TTPs 3 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.

  • 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.

  • Suspicious use of SetThreadContext 5 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Creates scheduled task(s) 1 TTPs 3 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 16 IoCs
  • Suspicious use of AdjustPrivilegeToken 7 IoCs
  • Suspicious use of WriteProcessMemory 61 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\561f3664b4dcc39b1eb79236231b0e36fb5fde10c8bda6d356d2fa63925f3a6b.exe
    "C:\Users\Admin\AppData\Local\Temp\561f3664b4dcc39b1eb79236231b0e36fb5fde10c8bda6d356d2fa63925f3a6b.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4052
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\tUwYoIHWfleeN.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2544
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\tUwYoIHWfleeN" /XML "C:\Users\Admin\AppData\Local\Temp\tmp8722.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:2920
    • C:\Users\Admin\AppData\Local\Temp\561f3664b4dcc39b1eb79236231b0e36fb5fde10c8bda6d356d2fa63925f3a6b.exe
      "C:\Users\Admin\AppData\Local\Temp\561f3664b4dcc39b1eb79236231b0e36fb5fde10c8bda6d356d2fa63925f3a6b.exe"
      2⤵
      • Checks computer location settings
      • Suspicious use of SetThreadContext
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:2996
      • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
        "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\pJlDdUQ.exe"
        3⤵
        • Command and Scripting Interpreter: PowerShell
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:2456
      • C:\Windows\SysWOW64\schtasks.exe
        "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\pJlDdUQ" /XML "C:\Users\Admin\AppData\Local\Temp\tmpBAE4.tmp"
        3⤵
        • Creates scheduled task(s)
        PID:4356
      • C:\Users\Admin\AppData\Local\Temp\561f3664b4dcc39b1eb79236231b0e36fb5fde10c8bda6d356d2fa63925f3a6b.exe
        "C:\Users\Admin\AppData\Local\Temp\561f3664b4dcc39b1eb79236231b0e36fb5fde10c8bda6d356d2fa63925f3a6b.exe"
        3⤵
        • Checks computer location settings
        • Suspicious use of SetThreadContext
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:4976
        • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
          "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\PwrtvLGqv.exe"
          4⤵
          • Command and Scripting Interpreter: PowerShell
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:4116
        • C:\Windows\SysWOW64\schtasks.exe
          "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\PwrtvLGqv" /XML "C:\Users\Admin\AppData\Local\Temp\tmpE927.tmp"
          4⤵
          • Creates scheduled task(s)
          PID:1640
        • C:\Users\Admin\AppData\Local\Temp\561f3664b4dcc39b1eb79236231b0e36fb5fde10c8bda6d356d2fa63925f3a6b.exe
          "C:\Users\Admin\AppData\Local\Temp\561f3664b4dcc39b1eb79236231b0e36fb5fde10c8bda6d356d2fa63925f3a6b.exe"
          4⤵
            PID:4788
          • C:\Users\Admin\AppData\Local\Temp\561f3664b4dcc39b1eb79236231b0e36fb5fde10c8bda6d356d2fa63925f3a6b.exe
            "C:\Users\Admin\AppData\Local\Temp\561f3664b4dcc39b1eb79236231b0e36fb5fde10c8bda6d356d2fa63925f3a6b.exe"
            4⤵
            • Suspicious use of SetThreadContext
            • Suspicious use of WriteProcessMemory
            PID:5016
            • C:\Users\Admin\AppData\Local\Temp\561f3664b4dcc39b1eb79236231b0e36fb5fde10c8bda6d356d2fa63925f3a6b.exe
              "C:\Users\Admin\AppData\Local\Temp\561f3664b4dcc39b1eb79236231b0e36fb5fde10c8bda6d356d2fa63925f3a6b.exe"
              5⤵
              • Suspicious use of SetThreadContext
              • Suspicious use of WriteProcessMemory
              PID:2764
              • C:\Users\Admin\AppData\Local\Temp\561f3664b4dcc39b1eb79236231b0e36fb5fde10c8bda6d356d2fa63925f3a6b.exe
                "C:\Users\Admin\AppData\Local\Temp\561f3664b4dcc39b1eb79236231b0e36fb5fde10c8bda6d356d2fa63925f3a6b.exe"
                6⤵
                • Suspicious behavior: EnumeratesProcesses
                • Suspicious use of AdjustPrivilegeToken
                PID:2552

    Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          561f3664b4dcc39b1eb79236231b0e36fb5fde10c8bda6d356d2fa63925f3a6b.exe.log

          • Path C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\561f3664b4dcc39b1eb79236231b0e36fb5fde10c8bda6d356d2fa63925f3a6b.exe.log
          • Size 1KB
          • SHA256 7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982
          • MD5 SHA1 SHA512

          powershell.exe.log

          • Path C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log
          • Size 2KB
          • SHA256 92099c10776bb7e3f2a8d1b82d4d40d0c4627e4f1bf754a6e58dfd2c2e97042a
          • MD5 SHA1 SHA512

          StartupProfileData-NonInteractive

          • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
          • Size 18KB
          • SHA256 67884fa4e3f5ce5cd2f3969b16b93a7b5828d7069885d60e918a8267627d7dd3
          • MD5 SHA1 SHA512 SSDEEP

          StartupProfileData-NonInteractive

          • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
          • Size 18KB
          • SHA256 500e3cd440f91d427bff23dee24cd5d0f3acb65950b891eaa74f85afc8a9c474
          • MD5 SHA1 SHA512 SSDEEP

          __PSScriptPolicyTest_m3hfom5g.41p.ps1

          • Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_m3hfom5g.41p.ps1
          • Size 60B
          • SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
          • MD5 SHA1 SHA512

          tmp8722.tmp

          • Path C:\Users\Admin\AppData\Local\Temp\tmp8722.tmp
          • Size 1KB
          • SHA256 9f2194e1befb2b7df27db391f6bac2bd87c9c2bafc395f6df8b25a937fce03a1
          • MD5 SHA1 SHA512

          tmpBAE4.tmp

          • Path C:\Users\Admin\AppData\Local\Temp\tmpBAE4.tmp
          • Size 1KB
          • SHA256 ad33adfdd53fd2b32ca37258752f74e7e6f133f0e2d258cf6d65b41f78c9a5dd
          • MD5 SHA1 SHA512

          tmpE927.tmp

          • Path C:\Users\Admin\AppData\Local\Temp\tmpE927.tmp
          • Size 1KB
          • SHA256 8da3cd9ece663bc8f81bb91c39da8adec4573922b155e3d0362fd4997466956f
          • MD5 SHA1 SHA512

          pJlDdUQ.exe

          • Path C:\Users\Admin\AppData\Roaming\pJlDdUQ.exe
          • Size 3.5MB
          • SHA256 561f3664b4dcc39b1eb79236231b0e36fb5fde10c8bda6d356d2fa63925f3a6b
          • MD5 SHA1 SHA512 SSDEEP

          memory/2456-154-0x0000000006420000-0x000000000646C000-memory.dmp

          memory/2456-166-0x00000000076D0000-0x00000000076E1000-memory.dmp

          memory/2456-155-0x0000000071940000-0x000000007198C000-memory.dmp

          memory/2456-167-0x0000000007850000-0x0000000007864000-memory.dmp

          memory/2456-165-0x0000000007540000-0x00000000075E3000-memory.dmp

          memory/2456-151-0x0000000005B10000-0x0000000005E64000-memory.dmp

          memory/2544-19-0x0000000074FC0000-0x0000000075770000-memory.dmp

          memory/2544-72-0x0000000006050000-0x000000000606E000-memory.dmp

          memory/2544-23-0x0000000074FC0000-0x0000000075770000-memory.dmp

          memory/2544-20-0x00000000050C0000-0x00000000050E2000-memory.dmp

          memory/2544-21-0x0000000005160000-0x00000000051C6000-memory.dmp

          memory/2544-29-0x0000000005AD0000-0x0000000005E24000-memory.dmp

          memory/2544-17-0x0000000005330000-0x0000000005958000-memory.dmp

          memory/2544-86-0x00000000070A0000-0x0000000007143000-memory.dmp

          memory/2544-16-0x0000000074FC0000-0x0000000075770000-memory.dmp

          memory/2544-15-0x0000000002730000-0x0000000002766000-memory.dmp

          memory/2544-75-0x0000000075850000-0x000000007589C000-memory.dmp

          memory/2544-85-0x00000000065F0000-0x000000000660E000-memory.dmp

          memory/2544-88-0x0000000007370000-0x000000000738A000-memory.dmp

          memory/2544-89-0x00000000073E0000-0x00000000073EA000-memory.dmp

          memory/2544-87-0x00000000079D0000-0x000000000804A000-memory.dmp

          memory/2544-22-0x0000000005960000-0x00000000059C6000-memory.dmp

          memory/2544-73-0x00000000064F0000-0x000000000653C000-memory.dmp

          memory/2544-90-0x00000000075F0000-0x0000000007686000-memory.dmp

          memory/2544-98-0x0000000074FC0000-0x0000000075770000-memory.dmp

          memory/2544-95-0x0000000007690000-0x0000000007698000-memory.dmp

          memory/2544-94-0x00000000076B0000-0x00000000076CA000-memory.dmp

          memory/2544-93-0x00000000075B0000-0x00000000075C4000-memory.dmp

          memory/2544-92-0x00000000075A0000-0x00000000075AE000-memory.dmp

          memory/2544-91-0x0000000007570000-0x0000000007581000-memory.dmp

          memory/2544-74-0x0000000006610000-0x0000000006642000-memory.dmp

          memory/2552-212-0x0000000006030000-0x0000000006080000-memory.dmp

          memory/2552-211-0x0000000000400000-0x0000000000440000-memory.dmp

          memory/2764-209-0x0000000008980000-0x0000000008A02000-memory.dmp

          memory/2764-208-0x0000000008400000-0x000000000840E000-memory.dmp

          memory/2764-207-0x0000000005C50000-0x0000000005C6C000-memory.dmp

          memory/2764-206-0x0000000000400000-0x00000000004BE000-memory.dmp

          memory/2996-40-0x0000000000400000-0x00000000006EE000-memory.dmp

          memory/2996-64-0x0000000000400000-0x00000000006EE000-memory.dmp

          memory/2996-58-0x0000000000400000-0x00000000006EE000-memory.dmp

          memory/2996-43-0x0000000000400000-0x00000000006EE000-memory.dmp

          memory/2996-44-0x0000000000400000-0x00000000006EE000-memory.dmp

          memory/2996-45-0x0000000000400000-0x00000000006EE000-memory.dmp

          memory/2996-49-0x0000000000400000-0x00000000006EE000-memory.dmp

          memory/2996-47-0x0000000000400000-0x00000000006EE000-memory.dmp

          memory/2996-41-0x0000000000400000-0x00000000006EE000-memory.dmp

          memory/2996-55-0x0000000000400000-0x00000000006EE000-memory.dmp

          memory/2996-39-0x0000000000400000-0x00000000006EE000-memory.dmp

          memory/2996-50-0x0000000000400000-0x00000000006EE000-memory.dmp

          memory/2996-53-0x0000000000400000-0x00000000006EE000-memory.dmp

          memory/2996-56-0x0000000000400000-0x00000000006EE000-memory.dmp

          memory/2996-59-0x0000000000400000-0x00000000006EE000-memory.dmp

          memory/2996-61-0x0000000000400000-0x00000000006EE000-memory.dmp

          memory/2996-62-0x0000000000400000-0x00000000006EE000-memory.dmp

          memory/2996-99-0x0000000007E50000-0x0000000007E66000-memory.dmp

          memory/2996-100-0x0000000009640000-0x00000000098E2000-memory.dmp

          memory/2996-68-0x0000000000400000-0x00000000006EE000-memory.dmp

          memory/2996-69-0x0000000000400000-0x00000000006EE000-memory.dmp

          memory/2996-71-0x0000000000400000-0x00000000006EE000-memory.dmp

          memory/2996-30-0x0000000000400000-0x00000000006EE000-memory.dmp

          memory/2996-42-0x0000000000400000-0x00000000006EE000-memory.dmp

          memory/2996-65-0x0000000000400000-0x00000000006EE000-memory.dmp

          memory/4052-9-0x00000000079A0000-0x00000000079B6000-memory.dmp

          memory/4052-7-0x00000000078E0000-0x00000000078FE000-memory.dmp

          memory/4052-1-0x0000000000470000-0x00000000007F6000-memory.dmp

          memory/4052-2-0x0000000007CC0000-0x0000000008264000-memory.dmp

          memory/4052-3-0x0000000007710000-0x00000000077A2000-memory.dmp

          memory/4052-5-0x0000000074FC0000-0x0000000075770000-memory.dmp

          memory/4052-4-0x0000000002B50000-0x0000000002B5A000-memory.dmp

          memory/4052-6-0x00000000079B0000-0x0000000007A4C000-memory.dmp

          memory/4052-10-0x0000000005390000-0x00000000056C0000-memory.dmp

          memory/4052-0-0x0000000074FCE000-0x0000000074FCF000-memory.dmp

          memory/4052-8-0x0000000007990000-0x00000000079A0000-memory.dmp

          memory/4052-37-0x0000000074FC0000-0x0000000075770000-memory.dmp

          memory/4116-188-0x00000000069A0000-0x00000000069EC000-memory.dmp

          memory/4116-190-0x0000000072660000-0x00000000726AC000-memory.dmp

          memory/4116-175-0x0000000005DC0000-0x0000000006114000-memory.dmp

          memory/4116-200-0x00000000076D0000-0x0000000007773000-memory.dmp

          memory/4116-201-0x00000000079A0000-0x00000000079B1000-memory.dmp

          memory/4116-202-0x00000000079E0000-0x00000000079F4000-memory.dmp

          memory/4976-118-0x0000000000400000-0x000000000065E000-memory.dmp

          memory/4976-129-0x0000000000400000-0x000000000065E000-memory.dmp

          memory/4976-141-0x0000000000400000-0x000000000065E000-memory.dmp

          memory/4976-144-0x0000000000400000-0x000000000065E000-memory.dmp

          memory/4976-107-0x0000000000400000-0x000000000065E000-memory.dmp

          memory/4976-114-0x0000000000400000-0x000000000065E000-memory.dmp

          memory/4976-128-0x0000000000400000-0x000000000065E000-memory.dmp

          memory/4976-169-0x0000000009510000-0x000000000968A000-memory.dmp

          memory/4976-134-0x0000000000400000-0x000000000065E000-memory.dmp

          memory/4976-115-0x0000000000400000-0x000000000065E000-memory.dmp

          memory/4976-140-0x0000000000400000-0x000000000065E000-memory.dmp

          memory/4976-116-0x0000000000400000-0x000000000065E000-memory.dmp

          memory/4976-117-0x0000000000400000-0x000000000065E000-memory.dmp

          memory/4976-138-0x0000000000400000-0x000000000065E000-memory.dmp

          memory/4976-143-0x0000000000400000-0x000000000065E000-memory.dmp

          memory/4976-119-0x0000000000400000-0x000000000065E000-memory.dmp

          memory/4976-120-0x0000000000400000-0x000000000065E000-memory.dmp

          memory/4976-123-0x0000000000400000-0x000000000065E000-memory.dmp

          memory/4976-137-0x0000000000400000-0x000000000065E000-memory.dmp

          memory/4976-152-0x0000000009050000-0x000000000906E000-memory.dmp

          memory/4976-132-0x0000000000400000-0x000000000065E000-memory.dmp

          memory/4976-135-0x0000000000400000-0x000000000065E000-memory.dmp

          memory/5016-204-0x00000000079E0000-0x0000000007AE2000-memory.dmp

          memory/5016-189-0x0000000005CA0000-0x0000000005CBE000-memory.dmp

          memory/5016-186-0x0000000000400000-0x0000000000536000-memory.dmp