Analysis

  • max time kernel
    119s
  • max time network
    119s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    30-04-2024 01:47

General

  • Target

    df960399a90756580525b67097dfa7fd42f71edd901db164adbbccae63670792.exe

  • Size

    701KB

  • MD5

    99550e5ecd75c7e9759bb407e374625b

  • SHA1

    ecc323f8d40090ba4e0a9277a267bd5c7cc68e1b

  • SHA256

    df960399a90756580525b67097dfa7fd42f71edd901db164adbbccae63670792

  • SHA512

    4c873ceee6a8ac4acf74e2fc187b54f799778abf7c4174caa24f4dbb99f350879ede4a7979ad209b0feb77aa4a249ad119546dbcb5ce56da852aa21832ec9a1f

  • SSDEEP

    6144:yggTMrs98QcQcewf80NF54OH6XxmEbMnmpGkRgSRm4+WJZo/3c1vTFP:eTMev4f/4OH6hm+MnmpGMgam4loPcZR

Malware Config

Extracted

Family

agenttesla

Credentials

Signatures

  • AgentTesla

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

  • 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 1 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 3 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 23 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\df960399a90756580525b67097dfa7fd42f71edd901db164adbbccae63670792.exe
    "C:\Users\Admin\AppData\Local\Temp\df960399a90756580525b67097dfa7fd42f71edd901db164adbbccae63670792.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1796
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\Powershell.exe
      "Powershell.exe" 'C:\Users\Admin\AppData\Local\Temp\df960399a90756580525b67097dfa7fd42f71edd901db164adbbccae63670792.exe' 'C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\ESET.exe'
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2028
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
      2⤵
        PID:2588
      • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
        "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
        2⤵
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of SetWindowsHookEx
        PID:2728

    Network

    MITRE ATT&CK Matrix ATT&CK v13

    Credential Access

    Unsecured Credentials

    2
    T1552

    Credentials In Files

    2
    T1552.001

    Collection

    Data from Local System

    2
    T1005

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/1796-10-0x00000000003F0000-0x00000000003FA000-memory.dmp
      Filesize

      40KB

    • memory/1796-1-0x00000000740C0000-0x00000000747AE000-memory.dmp
      Filesize

      6.9MB

    • memory/1796-2-0x0000000004EF0000-0x0000000004F30000-memory.dmp
      Filesize

      256KB

    • memory/1796-3-0x0000000000630000-0x0000000000686000-memory.dmp
      Filesize

      344KB

    • memory/1796-0-0x00000000012D0000-0x0000000001386000-memory.dmp
      Filesize

      728KB

    • memory/1796-23-0x00000000740C0000-0x00000000747AE000-memory.dmp
      Filesize

      6.9MB

    • memory/2028-7-0x000000006EEA0000-0x000000006F44B000-memory.dmp
      Filesize

      5.7MB

    • memory/2028-9-0x000000006EEA0000-0x000000006F44B000-memory.dmp
      Filesize

      5.7MB

    • memory/2028-8-0x0000000002900000-0x0000000002940000-memory.dmp
      Filesize

      256KB

    • memory/2028-6-0x000000006EEA0000-0x000000006F44B000-memory.dmp
      Filesize

      5.7MB

    • memory/2728-11-0x0000000000400000-0x0000000000442000-memory.dmp
      Filesize

      264KB

    • memory/2728-14-0x0000000000400000-0x0000000000442000-memory.dmp
      Filesize

      264KB

    • memory/2728-13-0x0000000000400000-0x0000000000442000-memory.dmp
      Filesize

      264KB

    • memory/2728-18-0x0000000000400000-0x0000000000442000-memory.dmp
      Filesize

      264KB

    • memory/2728-22-0x0000000000400000-0x0000000000442000-memory.dmp
      Filesize

      264KB

    • memory/2728-20-0x0000000000400000-0x0000000000442000-memory.dmp
      Filesize

      264KB

    • memory/2728-16-0x000000007EFDE000-0x000000007EFDF000-memory.dmp
      Filesize

      4KB

    • memory/2728-15-0x0000000000400000-0x0000000000442000-memory.dmp
      Filesize

      264KB