Analysis

  • max time kernel
    149s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    22-05-2024 02:14

General

  • Target

    5196087b853c69041e83e590dcde048902db2c91366b7c88a664778c7df96319.exe

  • Size

    717KB

  • MD5

    9ca4ab0995beec29fe11cb1f70ac8b5b

  • SHA1

    9dd92b7b29e801da7eb01e8f6e44a801c87d4d3d

  • SHA256

    5196087b853c69041e83e590dcde048902db2c91366b7c88a664778c7df96319

  • SHA512

    0c4964a954023b810d701ab57f1ac0778e081b759a13a2cb14fd2b60745ec5bfe960b4ab291f99513e1a2f8cdab387ecf922146ae9a4cdfae81b1be405a14030

  • SSDEEP

    12288:avTlvPUD9sPavSfe5TX8EL+dI3RPgVzQgsSpUk772uaoDLg6KzcKpa28NTpuFeJ4:w1PUD9sPavSfeBX8EL+dI3R23km7ioDy

Malware Config

Extracted

Family

agenttesla

Credentials

Signatures

  • AgentTesla

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

  • 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.

  • 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 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\5196087b853c69041e83e590dcde048902db2c91366b7c88a664778c7df96319.exe
    "C:\Users\Admin\AppData\Local\Temp\5196087b853c69041e83e590dcde048902db2c91366b7c88a664778c7df96319.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1892
    • C:\Users\Admin\AppData\Local\Temp\5196087b853c69041e83e590dcde048902db2c91366b7c88a664778c7df96319.exe
      "C:\Users\Admin\AppData\Local\Temp\5196087b853c69041e83e590dcde048902db2c91366b7c88a664778c7df96319.exe"
      2⤵
        PID:4104
      • C:\Users\Admin\AppData\Local\Temp\5196087b853c69041e83e590dcde048902db2c91366b7c88a664778c7df96319.exe
        "C:\Users\Admin\AppData\Local\Temp\5196087b853c69041e83e590dcde048902db2c91366b7c88a664778c7df96319.exe"
        2⤵
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of SetWindowsHookEx
        PID:3992

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\5196087b853c69041e83e590dcde048902db2c91366b7c88a664778c7df96319.exe.log

      Filesize

      1KB

      MD5

      8ec831f3e3a3f77e4a7b9cd32b48384c

      SHA1

      d83f09fd87c5bd86e045873c231c14836e76a05c

      SHA256

      7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982

      SHA512

      26bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3

    • memory/1892-10-0x00000000066E0000-0x0000000006762000-memory.dmp

      Filesize

      520KB

    • memory/1892-16-0x0000000075120000-0x00000000758D0000-memory.dmp

      Filesize

      7.7MB

    • memory/1892-9-0x0000000002A60000-0x0000000002A70000-memory.dmp

      Filesize

      64KB

    • memory/1892-4-0x0000000005230000-0x000000000523A000-memory.dmp

      Filesize

      40KB

    • memory/1892-5-0x0000000075120000-0x00000000758D0000-memory.dmp

      Filesize

      7.7MB

    • memory/1892-6-0x0000000007C10000-0x0000000007CC8000-memory.dmp

      Filesize

      736KB

    • memory/1892-7-0x0000000005760000-0x0000000005782000-memory.dmp

      Filesize

      136KB

    • memory/1892-8-0x0000000007CD0000-0x0000000007CDC000-memory.dmp

      Filesize

      48KB

    • memory/1892-3-0x0000000005280000-0x0000000005312000-memory.dmp

      Filesize

      584KB

    • memory/1892-0-0x000000007512E000-0x000000007512F000-memory.dmp

      Filesize

      4KB

    • memory/1892-2-0x0000000005790000-0x0000000005D34000-memory.dmp

      Filesize

      5.6MB

    • memory/1892-11-0x000000000B430000-0x000000000B4CC000-memory.dmp

      Filesize

      624KB

    • memory/1892-1-0x0000000000770000-0x000000000082A000-memory.dmp

      Filesize

      744KB

    • memory/3992-12-0x0000000000400000-0x0000000000440000-memory.dmp

      Filesize

      256KB

    • memory/3992-15-0x0000000075120000-0x00000000758D0000-memory.dmp

      Filesize

      7.7MB

    • memory/3992-18-0x0000000075120000-0x00000000758D0000-memory.dmp

      Filesize

      7.7MB

    • memory/3992-17-0x00000000052E0000-0x0000000005346000-memory.dmp

      Filesize

      408KB

    • memory/3992-19-0x0000000006930000-0x0000000006980000-memory.dmp

      Filesize

      320KB

    • memory/3992-20-0x0000000075120000-0x00000000758D0000-memory.dmp

      Filesize

      7.7MB