Analysis

  • max time kernel
    141s
  • max time network
    122s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231201-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231201-enlocale:en-usos:windows10-2004-x64system
  • submitted
    08-12-2023 13:44

General

  • Target

    e5dddee3a42599e75396f0668e560aed886b995d0f4618c6d81207cd433e85df.exe

  • Size

    2.3MB

  • MD5

    6004c0cdffdf116879d88f9898738228

  • SHA1

    e8de63f3205bc5483308ab088eec331f56737502

  • SHA256

    e5dddee3a42599e75396f0668e560aed886b995d0f4618c6d81207cd433e85df

  • SHA512

    ee26398eef63d0dc6bc91df741fd59febd0e187bb57123a606296dd5398e94bd0547658baa5b9802679468907e9433750bb57513b8bd9e66249f586b22d97381

  • SSDEEP

    49152:LboFAXbWg7uiJlwxkJy9gN2hDzDfr02/eQYGpwt:Y7gqHhg

Malware Config

Extracted

Family

agenttesla

Credentials

Signatures

  • AgentTesla

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

  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • 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.

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Gathers network information 2 TTPs 2 IoCs

    Uses commandline utility to view network configuration.

  • Suspicious behavior: EnumeratesProcesses 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of WriteProcessMemory 29 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\e5dddee3a42599e75396f0668e560aed886b995d0f4618c6d81207cd433e85df.exe
    "C:\Users\Admin\AppData\Local\Temp\e5dddee3a42599e75396f0668e560aed886b995d0f4618c6d81207cd433e85df.exe"
    1⤵
    • Checks computer location settings
    • Adds Run key to start application
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1580
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c ipconfig /release
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:232
      • C:\Windows\SysWOW64\ipconfig.exe
        ipconfig /release
        3⤵
        • Gathers network information
        PID:388
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c powershell set-mppreference -exclusionpath C:\
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:2916
      • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
        powershell set-mppreference -exclusionpath C:\
        3⤵
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:2760
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c ipconfig /renew
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:1296
      • C:\Windows\SysWOW64\ipconfig.exe
        ipconfig /renew
        3⤵
        • Gathers network information
        PID:4920
    • C:\Users\Admin\AppData\Local\Temp\e5dddee3a42599e75396f0668e560aed886b995d0f4618c6d81207cd433e85df.exe
      C:\Users\Admin\AppData\Local\Temp\e5dddee3a42599e75396f0668e560aed886b995d0f4618c6d81207cd433e85df.exe
      2⤵
        PID:4124
      • C:\Users\Admin\AppData\Local\Temp\e5dddee3a42599e75396f0668e560aed886b995d0f4618c6d81207cd433e85df.exe
        C:\Users\Admin\AppData\Local\Temp\e5dddee3a42599e75396f0668e560aed886b995d0f4618c6d81207cd433e85df.exe
        2⤵
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:1408

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\e5dddee3a42599e75396f0668e560aed886b995d0f4618c6d81207cd433e85df.exe.log

      Filesize

      1KB

      MD5

      f7047b64aa01f9d80c7a5e177ce2485c

      SHA1

      bab6005f4a30f12ee36b9abf6bfdfaa5411bbff8

      SHA256

      807356d2424d2d04f51ebd56f926d4d5a8318bc947c76569a3b5ca2c2f279915

      SHA512

      a9af5ace72eb66a6156a5d8764031cdc46feefffabb6898651f91a5af7f3bcef645e63e8d01ed35f1105e824d6830f6fa97e70adda2d5b148ffaff5f54ca248f

    • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_rejq1cnm.dnm.ps1

      Filesize

      60B

      MD5

      d17fe0a3f47be24a6453e9ef58c94641

      SHA1

      6ab83620379fc69f80c0242105ddffd7d98d5d9d

      SHA256

      96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

      SHA512

      5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

    • memory/1408-64-0x00000000055D0000-0x00000000055E0000-memory.dmp

      Filesize

      64KB

    • memory/1408-69-0x0000000006860000-0x000000000686A000-memory.dmp

      Filesize

      40KB

    • memory/1408-59-0x0000000000400000-0x0000000000440000-memory.dmp

      Filesize

      256KB

    • memory/1408-63-0x0000000074430000-0x0000000074BE0000-memory.dmp

      Filesize

      7.7MB

    • memory/1408-65-0x0000000006470000-0x00000000064C0000-memory.dmp

      Filesize

      320KB

    • memory/1408-66-0x0000000006560000-0x00000000065FC000-memory.dmp

      Filesize

      624KB

    • memory/1408-67-0x0000000074430000-0x0000000074BE0000-memory.dmp

      Filesize

      7.7MB

    • memory/1408-68-0x00000000055D0000-0x00000000055E0000-memory.dmp

      Filesize

      64KB

    • memory/1580-7-0x0000000005ED0000-0x0000000005F62000-memory.dmp

      Filesize

      584KB

    • memory/1580-9-0x0000000006590000-0x0000000006B34000-memory.dmp

      Filesize

      5.6MB

    • memory/1580-4-0x00000000036A0000-0x00000000036E0000-memory.dmp

      Filesize

      256KB

    • memory/1580-8-0x0000000005F70000-0x0000000005FD6000-memory.dmp

      Filesize

      408KB

    • memory/1580-6-0x0000000005D90000-0x0000000005DDC000-memory.dmp

      Filesize

      304KB

    • memory/1580-0-0x0000000000F90000-0x00000000011D4000-memory.dmp

      Filesize

      2.3MB

    • memory/1580-2-0x0000000005CA0000-0x0000000005CF8000-memory.dmp

      Filesize

      352KB

    • memory/1580-5-0x0000000005D10000-0x0000000005D50000-memory.dmp

      Filesize

      256KB

    • memory/1580-62-0x0000000074430000-0x0000000074BE0000-memory.dmp

      Filesize

      7.7MB

    • memory/1580-1-0x0000000074430000-0x0000000074BE0000-memory.dmp

      Filesize

      7.7MB

    • memory/1580-3-0x0000000005D50000-0x0000000005D60000-memory.dmp

      Filesize

      64KB

    • memory/1580-57-0x0000000005D50000-0x0000000005D60000-memory.dmp

      Filesize

      64KB

    • memory/1580-56-0x0000000074430000-0x0000000074BE0000-memory.dmp

      Filesize

      7.7MB

    • memory/2760-43-0x0000000007AA0000-0x0000000007B43000-memory.dmp

      Filesize

      652KB

    • memory/2760-55-0x0000000074430000-0x0000000074BE0000-memory.dmp

      Filesize

      7.7MB

    • memory/2760-41-0x0000000006E40000-0x0000000006E5E000-memory.dmp

      Filesize

      120KB

    • memory/2760-31-0x000000006F820000-0x000000006F86C000-memory.dmp

      Filesize

      304KB

    • memory/2760-44-0x0000000008200000-0x000000000887A000-memory.dmp

      Filesize

      6.5MB

    • memory/2760-45-0x0000000007BC0000-0x0000000007BDA000-memory.dmp

      Filesize

      104KB

    • memory/2760-46-0x0000000007C30000-0x0000000007C3A000-memory.dmp

      Filesize

      40KB

    • memory/2760-47-0x0000000007E40000-0x0000000007ED6000-memory.dmp

      Filesize

      600KB

    • memory/2760-48-0x0000000007DC0000-0x0000000007DD1000-memory.dmp

      Filesize

      68KB

    • memory/2760-49-0x0000000007DF0000-0x0000000007DFE000-memory.dmp

      Filesize

      56KB

    • memory/2760-50-0x0000000007E00000-0x0000000007E14000-memory.dmp

      Filesize

      80KB

    • memory/2760-52-0x0000000007EE0000-0x0000000007EE8000-memory.dmp

      Filesize

      32KB

    • memory/2760-51-0x0000000007F00000-0x0000000007F1A000-memory.dmp

      Filesize

      104KB

    • memory/2760-42-0x0000000002F60000-0x0000000002F70000-memory.dmp

      Filesize

      64KB

    • memory/2760-30-0x0000000007A60000-0x0000000007A92000-memory.dmp

      Filesize

      200KB

    • memory/2760-29-0x000000007EEC0000-0x000000007EED0000-memory.dmp

      Filesize

      64KB

    • memory/2760-28-0x00000000068D0000-0x000000000691C000-memory.dmp

      Filesize

      304KB

    • memory/2760-27-0x0000000006880000-0x000000000689E000-memory.dmp

      Filesize

      120KB

    • memory/2760-26-0x0000000006410000-0x0000000006764000-memory.dmp

      Filesize

      3.3MB

    • memory/2760-15-0x0000000006120000-0x0000000006142000-memory.dmp

      Filesize

      136KB

    • memory/2760-21-0x00000000061C0000-0x0000000006226000-memory.dmp

      Filesize

      408KB

    • memory/2760-14-0x00000000059F0000-0x0000000006018000-memory.dmp

      Filesize

      6.2MB

    • memory/2760-13-0x0000000002F60000-0x0000000002F70000-memory.dmp

      Filesize

      64KB

    • memory/2760-10-0x0000000002F70000-0x0000000002FA6000-memory.dmp

      Filesize

      216KB

    • memory/2760-11-0x0000000074430000-0x0000000074BE0000-memory.dmp

      Filesize

      7.7MB

    • memory/2760-12-0x0000000002F60000-0x0000000002F70000-memory.dmp

      Filesize

      64KB