Analysis

  • max time kernel
    118s
  • max time network
    123s
  • platform
    windows7_x64
  • resource
    win7-20231130-en
  • resource tags

    arch:x64arch:x86image:win7-20231130-enlocale:en-usos:windows7-x64system
  • submitted
    04-12-2023 19:15

General

  • Target

    CDYq7xS8Kb1vOyV.exe

  • Size

    906.0MB

  • MD5

    22b364032da589f5175e2852ae0b30ad

  • SHA1

    05ab982a52aa8d2379df883cc779ee4c48906edf

  • SHA256

    ca1f775c9731d2387aaebabbdcdb92fd09731f1b3229af7c91098e7683d03375

  • SHA512

    95329257767f0b0bcf2badf50a5d08d7557972b2ee849afdb7c9352294e19c5198af9aa41b83d66c883f093d75a851a49912cb708ebac48bc03464b2a4bdcffd

  • SSDEEP

    12288:cP45+po2PGTLlFnn5sRybNUzPEQgE06+FKecUwK4B7b7b2ehDbNa:cO+pJPGnP5cgBIG/cUwtB7Lfx

Malware Config

Extracted

Family

agenttesla

C2

https://api.telegram.org/bot6807075796:AAGtVum7iWWKSBfZLrjjy4TEY1wRVxQr1do/

Signatures

  • AgentTesla

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

  • 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 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\CDYq7xS8Kb1vOyV.exe
    "C:\Users\Admin\AppData\Local\Temp\CDYq7xS8Kb1vOyV.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2980
    • C:\Users\Admin\AppData\Local\Temp\CDYq7xS8Kb1vOyV.exe
      "C:\Users\Admin\AppData\Local\Temp\CDYq7xS8Kb1vOyV.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:3048
    • C:\Users\Admin\AppData\Local\Temp\CDYq7xS8Kb1vOyV.exe
      "C:\Users\Admin\AppData\Local\Temp\CDYq7xS8Kb1vOyV.exe"
      2⤵
        PID:3032
      • C:\Users\Admin\AppData\Local\Temp\CDYq7xS8Kb1vOyV.exe
        "C:\Users\Admin\AppData\Local\Temp\CDYq7xS8Kb1vOyV.exe"
        2⤵
          PID:3020
        • C:\Users\Admin\AppData\Local\Temp\CDYq7xS8Kb1vOyV.exe
          "C:\Users\Admin\AppData\Local\Temp\CDYq7xS8Kb1vOyV.exe"
          2⤵
            PID:3016

        Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • memory/2980-23-0x0000000074480000-0x0000000074B6E000-memory.dmp

          Filesize

          6.9MB

        • memory/2980-2-0x00000000048B0000-0x00000000048F0000-memory.dmp

          Filesize

          256KB

        • memory/2980-1-0x0000000074480000-0x0000000074B6E000-memory.dmp

          Filesize

          6.9MB

        • memory/2980-3-0x0000000000490000-0x00000000004A8000-memory.dmp

          Filesize

          96KB

        • memory/2980-5-0x0000000000580000-0x000000000058A000-memory.dmp

          Filesize

          40KB

        • memory/2980-4-0x0000000000570000-0x0000000000578000-memory.dmp

          Filesize

          32KB

        • memory/2980-6-0x0000000004F70000-0x0000000004FEA000-memory.dmp

          Filesize

          488KB

        • memory/2980-0-0x0000000000190000-0x0000000000232000-memory.dmp

          Filesize

          648KB

        • memory/3048-25-0x0000000074480000-0x0000000074B6E000-memory.dmp

          Filesize

          6.9MB

        • memory/3048-9-0x0000000000400000-0x0000000000442000-memory.dmp

          Filesize

          264KB

        • memory/3048-21-0x0000000000400000-0x0000000000442000-memory.dmp

          Filesize

          264KB

        • memory/3048-22-0x0000000000460000-0x00000000004A0000-memory.dmp

          Filesize

          256KB

        • memory/3048-19-0x0000000000400000-0x0000000000442000-memory.dmp

          Filesize

          264KB

        • memory/3048-17-0x0000000000400000-0x0000000000442000-memory.dmp

          Filesize

          264KB

        • memory/3048-15-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

          Filesize

          4KB

        • memory/3048-13-0x0000000000400000-0x0000000000442000-memory.dmp

          Filesize

          264KB

        • memory/3048-11-0x0000000000400000-0x0000000000442000-memory.dmp

          Filesize

          264KB

        • memory/3048-7-0x0000000000400000-0x0000000000442000-memory.dmp

          Filesize

          264KB

        • memory/3048-24-0x0000000074480000-0x0000000074B6E000-memory.dmp

          Filesize

          6.9MB