Analysis

  • max time kernel
    127s
  • max time network
    34s
  • platform
    windows7_x64
  • resource
    win7-20221111-en
  • resource tags

    arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system
  • submitted
    29/11/2022, 12:49

General

  • Target
    SecuriteInfo.com.Win32.CrypterX-gen.23740.23288.exe
  • Size 921KB
  • Sample221129-p2cxtaaf33
  • SHA256 36143d6674053884d6bf2ce1e5bc8dd6f31b9d6b4d2fae272e37ac5649d00520
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Family
  • agenttesla

C2
  • https://api.telegram.org/bot5083863399:AAH9g72QTdN88jNOd6_tBrE8gEd-FpXnfHE/sendDocument

Signatures

  • AgentTesla

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

  • AgentTesla payload 6 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 5 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 21 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.CrypterX-gen.23740.23288.exe
    "C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.CrypterX-gen.23740.23288.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1944
    • C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.CrypterX-gen.23740.23288.exe
      "C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.CrypterX-gen.23740.23288.exe"
      2⤵
        PID:940
      • C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.CrypterX-gen.23740.23288.exe
        "C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.CrypterX-gen.23740.23288.exe"
        2⤵
          PID:1812
        • C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.CrypterX-gen.23740.23288.exe
          "C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.CrypterX-gen.23740.23288.exe"
          2⤵
            PID:556
          • C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.CrypterX-gen.23740.23288.exe
            "C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.CrypterX-gen.23740.23288.exe"
            2⤵
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious use of AdjustPrivilegeToken
            PID:1312

        Network

              MITRE ATT&CK Matrix

              Replay Monitor

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              Downloads

              memory/1312-64-0x0000000000400000-0x000000000043C000-memory.dmp

              memory/1312-70-0x0000000000400000-0x000000000043C000-memory.dmp

              memory/1312-61-0x0000000000400000-0x000000000043C000-memory.dmp

              memory/1312-65-0x0000000000400000-0x000000000043C000-memory.dmp

              memory/1312-60-0x0000000000400000-0x000000000043C000-memory.dmp

              memory/1312-63-0x0000000000400000-0x000000000043C000-memory.dmp

              memory/1312-68-0x0000000000400000-0x000000000043C000-memory.dmp

              memory/1944-55-0x0000000075D01000-0x0000000075D03000-memory.dmp

              memory/1944-54-0x0000000000230000-0x000000000031C000-memory.dmp

              memory/1944-59-0x00000000046E0000-0x0000000004740000-memory.dmp

              memory/1944-58-0x0000000005510000-0x00000000055AA000-memory.dmp

              memory/1944-57-0x0000000000460000-0x000000000046E000-memory.dmp

              memory/1944-56-0x00000000003F0000-0x0000000000406000-memory.dmp