Analysis

  • max time kernel
    18s
  • max time network
    121s
  • platform
    windows7_x64
  • resource
    win7-20231130-en
  • resource tags

    arch:x64arch:x86image:win7-20231130-enlocale:en-usos:windows7-x64system
  • submitted
    05-12-2023 17:42

General

  • Target

    88df32aa4765e8db133c4c2f835a90f7889be2c3a8facc9b04db0c1a9422aa9d.exe

  • Size

    825KB

  • MD5

    0a39bf5d4de076008d2d22444da4c399

  • SHA1

    34b34d768732b53bb94e87d8dfe061b62a543881

  • SHA256

    88df32aa4765e8db133c4c2f835a90f7889be2c3a8facc9b04db0c1a9422aa9d

  • SHA512

    b64078159a8211988501276f9a2d4593848d734ef0bbc98ea036c8041513d5aec66fb161ae8ade7f608cc8e02944b3ec27d6f872df48c23860e1087345795447

  • SSDEEP

    12288:c45+po2B1FmXmB5Tf/9TSXQ7l9O8QkfiAk9Xs7Z3aTSPyhe+ZEw3zPDyKMHPTZtn:f+pJ1AmBLZ7l97FeoehRCyPDyKMvO

Malware Config

Extracted

Family

agenttesla

Credentials

Signatures

  • AgentTesla

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

  • Looks up external IP address via web service 1 IoCs

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

  • Enumerates physical storage devices 1 TTPs

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

  • Creates scheduled task(s) 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\88df32aa4765e8db133c4c2f835a90f7889be2c3a8facc9b04db0c1a9422aa9d.exe
    "C:\Users\Admin\AppData\Local\Temp\88df32aa4765e8db133c4c2f835a90f7889be2c3a8facc9b04db0c1a9422aa9d.exe"
    1⤵
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2392
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\88df32aa4765e8db133c4c2f835a90f7889be2c3a8facc9b04db0c1a9422aa9d.exe"
      2⤵
        PID:1668
      • C:\Windows\SysWOW64\schtasks.exe
        "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\UbfYgDromnOtih" /XML "C:\Users\Admin\AppData\Local\Temp\tmp585D.tmp"
        2⤵
        • Creates scheduled task(s)
        PID:2604
      • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
        "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\UbfYgDromnOtih.exe"
        2⤵
          PID:2996
        • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
          "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
          2⤵
            PID:2576

        Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • C:\Users\Admin\AppData\Local\Temp\tmp585D.tmp

          Filesize

          1KB

          MD5

          3e7645e320cc86b74ab20f5e9e7dc2d6

          SHA1

          d323bb2ca25c56e16fe6b5a8d35b6bf533fc4f4d

          SHA256

          9527e041be6abefb5e008398d725e4431def2310c15d473bb3b3cf8f21d9a6d7

          SHA512

          94f01dc4d1e6cf84ffe49b43ebf8e04585a73b8ef0a2f002ba39691054cdfba6156d1dacfb6b0082537a9b23254f2dc069254727a23e84128c78edf13b3b7d9e

        • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\XT7H1DIY9OLVMP1A1GBV.temp

          Filesize

          7KB

          MD5

          3b83fe5ba3ec21a3947701d035cc933f

          SHA1

          6c50196518d05a8b7ca644e7a56dd5ab701d047e

          SHA256

          e3a2c0c5a4d403d271c60058c9e401443e5e424ff8a463f024069260ce2f02b4

          SHA512

          234f877d7b6db947ca927f8ae784ce91ae7016d331a48ebd376422782394845b464e4cd707c4acf09f9f79e2f1e05ccb83bf43bbf50e8ae52b788cbf5ded4b57

        • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\d93f411851d7c929.customDestinations-ms

          Filesize

          7KB

          MD5

          3b83fe5ba3ec21a3947701d035cc933f

          SHA1

          6c50196518d05a8b7ca644e7a56dd5ab701d047e

          SHA256

          e3a2c0c5a4d403d271c60058c9e401443e5e424ff8a463f024069260ce2f02b4

          SHA512

          234f877d7b6db947ca927f8ae784ce91ae7016d331a48ebd376422782394845b464e4cd707c4acf09f9f79e2f1e05ccb83bf43bbf50e8ae52b788cbf5ded4b57

        • memory/1668-45-0x000000006CDE0000-0x000000006D38B000-memory.dmp

          Filesize

          5.7MB

        • memory/1668-25-0x00000000029E0000-0x0000000002A20000-memory.dmp

          Filesize

          256KB

        • memory/1668-35-0x00000000029E0000-0x0000000002A20000-memory.dmp

          Filesize

          256KB

        • memory/1668-33-0x00000000029E0000-0x0000000002A20000-memory.dmp

          Filesize

          256KB

        • memory/1668-29-0x000000006CDE0000-0x000000006D38B000-memory.dmp

          Filesize

          5.7MB

        • memory/1668-21-0x000000006CDE0000-0x000000006D38B000-memory.dmp

          Filesize

          5.7MB

        • memory/2392-2-0x0000000001FD0000-0x0000000002010000-memory.dmp

          Filesize

          256KB

        • memory/2392-3-0x0000000000590000-0x00000000005A8000-memory.dmp

          Filesize

          96KB

        • memory/2392-5-0x0000000001F60000-0x0000000001F6A000-memory.dmp

          Filesize

          40KB

        • memory/2392-6-0x00000000052A0000-0x000000000531A000-memory.dmp

          Filesize

          488KB

        • memory/2392-0-0x00000000000D0000-0x00000000001A4000-memory.dmp

          Filesize

          848KB

        • memory/2392-1-0x0000000074800000-0x0000000074EEE000-memory.dmp

          Filesize

          6.9MB

        • memory/2392-39-0x0000000074800000-0x0000000074EEE000-memory.dmp

          Filesize

          6.9MB

        • memory/2392-4-0x0000000001DF0000-0x0000000001DF8000-memory.dmp

          Filesize

          32KB

        • memory/2576-26-0x0000000000400000-0x0000000000440000-memory.dmp

          Filesize

          256KB

        • memory/2576-20-0x0000000000400000-0x0000000000440000-memory.dmp

          Filesize

          256KB

        • memory/2576-42-0x0000000000400000-0x0000000000440000-memory.dmp

          Filesize

          256KB

        • memory/2576-34-0x0000000000400000-0x0000000000440000-memory.dmp

          Filesize

          256KB

        • memory/2576-43-0x0000000073F90000-0x000000007467E000-memory.dmp

          Filesize

          6.9MB

        • memory/2576-47-0x0000000004880000-0x00000000048C0000-memory.dmp

          Filesize

          256KB

        • memory/2576-46-0x0000000073F90000-0x000000007467E000-memory.dmp

          Filesize

          6.9MB

        • memory/2576-30-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

          Filesize

          4KB

        • memory/2576-38-0x0000000000400000-0x0000000000440000-memory.dmp

          Filesize

          256KB

        • memory/2576-19-0x0000000000400000-0x0000000000440000-memory.dmp

          Filesize

          256KB

        • memory/2576-22-0x0000000000400000-0x0000000000440000-memory.dmp

          Filesize

          256KB

        • memory/2996-31-0x0000000002060000-0x00000000020A0000-memory.dmp

          Filesize

          256KB

        • memory/2996-23-0x000000006CDE0000-0x000000006D38B000-memory.dmp

          Filesize

          5.7MB

        • memory/2996-41-0x0000000002060000-0x00000000020A0000-memory.dmp

          Filesize

          256KB

        • memory/2996-27-0x000000006CDE0000-0x000000006D38B000-memory.dmp

          Filesize

          5.7MB

        • memory/2996-44-0x000000006CDE0000-0x000000006D38B000-memory.dmp

          Filesize

          5.7MB

        • memory/2996-36-0x0000000002060000-0x00000000020A0000-memory.dmp

          Filesize

          256KB