Analysis

  • max time kernel
    47s
  • max time network
    143s
  • platform
    windows7_x64
  • resource
    win7-20230220-en
  • resource tags

    arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system
  • submitted
    03-04-2023 06:58

General

  • Target

    payment.exe

  • Size

    602KB

  • MD5

    d4bef4b07059e137cb445ad46607a039

  • SHA1

    f9b52054c5020f0a6bc30ad369a0dbf06c9e3c16

  • SHA256

    66f84a9485233c4126143d575a7d5d754721f963e71069a9456399c601af2ea8

  • SHA512

    1551c4bdcbdec278473e3bb01d4d0dfffbc2af9d6c1938e54a403db431cb7ab22b0b0f96d51c365e0a003a585e29cc4eb868624a16b0e3dfbe32665edd18dfe1

  • SSDEEP

    6144:nYlCTy6dfHrM0oyvqwVns5DnfuqpPhlpImWwhdGC7dAvTxxJn5I4h22cqnCBtVuv:nYlCTz/riyywVnmp5lBKC7Wjzg2cv0v

Malware Config

Extracted

Family

agenttesla

Credentials

Signatures

  • AgentTesla

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

  • Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
  • Looks up external IP address via web service 2 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 5 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 40 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\payment.exe
    "C:\Users\Admin\AppData\Local\Temp\payment.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1728
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
      "{path}"
      2⤵
        PID:836
      • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
        "{path}"
        2⤵
          PID:584
        • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
          "{path}"
          2⤵
            PID:268
          • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
            "{path}"
            2⤵
              PID:468
            • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
              "{path}"
              2⤵
              • Accesses Microsoft Outlook profiles
              • Suspicious use of AdjustPrivilegeToken
              • outlook_office_path
              • outlook_win_path
              PID:1112

          Network

          MITRE ATT&CK Matrix ATT&CK v6

          Collection

          Email Collection

          1
          T1114

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          • memory/1112-67-0x0000000000400000-0x0000000000430000-memory.dmp
            Filesize

            192KB

          • memory/1112-60-0x0000000000400000-0x0000000000430000-memory.dmp
            Filesize

            192KB

          • memory/1112-88-0x0000000000530000-0x0000000000570000-memory.dmp
            Filesize

            256KB

          • memory/1112-70-0x0000000000530000-0x0000000000570000-memory.dmp
            Filesize

            256KB

          • memory/1112-62-0x0000000000400000-0x0000000000430000-memory.dmp
            Filesize

            192KB

          • memory/1112-69-0x0000000000400000-0x0000000000430000-memory.dmp
            Filesize

            192KB

          • memory/1112-65-0x0000000000400000-0x0000000000430000-memory.dmp
            Filesize

            192KB

          • memory/1112-61-0x0000000000400000-0x0000000000430000-memory.dmp
            Filesize

            192KB

          • memory/1112-64-0x000000007EFDE000-0x000000007EFDF000-memory.dmp
            Filesize

            4KB

          • memory/1112-63-0x0000000000400000-0x0000000000430000-memory.dmp
            Filesize

            192KB

          • memory/1728-58-0x0000000004870000-0x00000000048E6000-memory.dmp
            Filesize

            472KB

          • memory/1728-55-0x0000000004720000-0x0000000004760000-memory.dmp
            Filesize

            256KB

          • memory/1728-54-0x00000000011C0000-0x000000000125C000-memory.dmp
            Filesize

            624KB

          • memory/1728-59-0x0000000000A50000-0x0000000000A80000-memory.dmp
            Filesize

            192KB

          • memory/1728-57-0x0000000004720000-0x0000000004760000-memory.dmp
            Filesize

            256KB

          • memory/1728-56-0x0000000000320000-0x000000000032C000-memory.dmp
            Filesize

            48KB