Analysis

  • max time kernel
    121s
  • max time network
    129s
  • platform
    windows7_x64
  • resource
    win7-20231130-en
  • resource tags

    arch:x64arch:x86image:win7-20231130-enlocale:en-usos:windows7-x64system
  • submitted
    07-12-2023 19:22

General

  • Target

    aa229130ed51294a06ff9dd26a0891c5da383cda41ceb0cf49e0878eb0ee021bexe.exe

  • Size

    886KB

  • MD5

    088c8c2c2c8d6b7708c8c01fb400b9a8

  • SHA1

    f00831285d28f1a214afd8f6237fe5e5763d2b71

  • SHA256

    aa229130ed51294a06ff9dd26a0891c5da383cda41ceb0cf49e0878eb0ee021b

  • SHA512

    4958e80a06b48a3661671ae3a2906ebbaf7d7fde60d5c8ebb0fa7db74f8f472b8536867eb3fb329032759970ac92a13784f1c094ef69e48cc14956ca906a29bd

  • SSDEEP

    24576:EaMO8R992kY3dIhSElcdSUi/RGaq2BvoAVpTqh1q:vj8LLY3KhtysRdDTd

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.

  • Suspicious use of SetThreadContext 1 IoCs
  • 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 8 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of WriteProcessMemory 38 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\aa229130ed51294a06ff9dd26a0891c5da383cda41ceb0cf49e0878eb0ee021bexe.exe
    "C:\Users\Admin\AppData\Local\Temp\aa229130ed51294a06ff9dd26a0891c5da383cda41ceb0cf49e0878eb0ee021bexe.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1668
    • 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\aa229130ed51294a06ff9dd26a0891c5da383cda41ceb0cf49e0878eb0ee021bexe.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2596
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\NhTxRCnbW.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2724
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\NhTxRCnbW" /XML "C:\Users\Admin\AppData\Local\Temp\tmp7639.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:2576
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
      2⤵
        PID:1676
      • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
        "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
        2⤵
          PID:2504
        • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
          "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
          2⤵
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:2444

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • C:\Users\Admin\AppData\Local\Temp\tmp7639.tmp

        Filesize

        1KB

        MD5

        6424c3325336ff7505f1067f6f6a0f84

        SHA1

        4beb2c02cc2d1f9aa3395afe3d8133bb029ef5a7

        SHA256

        beba5940e050230e472da86fc328fe31277c39442bd7f493cb2776d95b5ca7c4

        SHA512

        adffa0ac25cbb53199e662ab8f2e93f23e2ee4dc4832642c1b9cb44ba88874232a78cfea7680734e84e630130dae83bddf46bf2bfc2088139fa1e4325e0a6848

      • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\3DSIPVB2O5OELBNJUXKN.temp

        Filesize

        7KB

        MD5

        79a5947806744c2da0a4fc5eeacde03e

        SHA1

        8434fec9e7854620f513807021605051526927f0

        SHA256

        675c742833b97344ef62c4ec6ac710963752cc7bf4f0abca33094f4ac99b3230

        SHA512

        e89a90122f0393997767355cc491635fb22cb0b2b8518475e830d92d8d6a35327605fba03eb145734e9801c838f9cccac0f8e0425581f3ddd346e36aa14b3e1d

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

        Filesize

        7KB

        MD5

        79a5947806744c2da0a4fc5eeacde03e

        SHA1

        8434fec9e7854620f513807021605051526927f0

        SHA256

        675c742833b97344ef62c4ec6ac710963752cc7bf4f0abca33094f4ac99b3230

        SHA512

        e89a90122f0393997767355cc491635fb22cb0b2b8518475e830d92d8d6a35327605fba03eb145734e9801c838f9cccac0f8e0425581f3ddd346e36aa14b3e1d

      • memory/1668-3-0x0000000002280000-0x000000000229A000-memory.dmp

        Filesize

        104KB

      • memory/1668-4-0x0000000004890000-0x0000000004898000-memory.dmp

        Filesize

        32KB

      • memory/1668-5-0x0000000004960000-0x000000000496A000-memory.dmp

        Filesize

        40KB

      • memory/1668-6-0x0000000007F50000-0x0000000007FCC000-memory.dmp

        Filesize

        496KB

      • memory/1668-7-0x0000000074430000-0x0000000074B1E000-memory.dmp

        Filesize

        6.9MB

      • memory/1668-8-0x0000000004EB0000-0x0000000004EF0000-memory.dmp

        Filesize

        256KB

      • memory/1668-0-0x0000000000A40000-0x0000000000B24000-memory.dmp

        Filesize

        912KB

      • memory/1668-2-0x0000000004EB0000-0x0000000004EF0000-memory.dmp

        Filesize

        256KB

      • memory/1668-1-0x0000000074430000-0x0000000074B1E000-memory.dmp

        Filesize

        6.9MB

      • memory/1668-43-0x0000000074430000-0x0000000074B1E000-memory.dmp

        Filesize

        6.9MB

      • memory/2444-36-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

        Filesize

        4KB

      • memory/2444-22-0x0000000000400000-0x0000000000442000-memory.dmp

        Filesize

        264KB

      • memory/2444-49-0x0000000000810000-0x0000000000850000-memory.dmp

        Filesize

        256KB

      • memory/2444-48-0x0000000074430000-0x0000000074B1E000-memory.dmp

        Filesize

        6.9MB

      • memory/2444-45-0x0000000000810000-0x0000000000850000-memory.dmp

        Filesize

        256KB

      • memory/2444-44-0x0000000074430000-0x0000000074B1E000-memory.dmp

        Filesize

        6.9MB

      • memory/2444-34-0x0000000000400000-0x0000000000442000-memory.dmp

        Filesize

        264KB

      • memory/2444-42-0x0000000000400000-0x0000000000442000-memory.dmp

        Filesize

        264KB

      • memory/2444-29-0x0000000000400000-0x0000000000442000-memory.dmp

        Filesize

        264KB

      • memory/2444-25-0x0000000000400000-0x0000000000442000-memory.dmp

        Filesize

        264KB

      • memory/2444-38-0x0000000000400000-0x0000000000442000-memory.dmp

        Filesize

        264KB

      • memory/2444-40-0x0000000000400000-0x0000000000442000-memory.dmp

        Filesize

        264KB

      • memory/2596-33-0x0000000002C80000-0x0000000002CC0000-memory.dmp

        Filesize

        256KB

      • memory/2596-32-0x000000006F230000-0x000000006F7DB000-memory.dmp

        Filesize

        5.7MB

      • memory/2596-21-0x000000006F230000-0x000000006F7DB000-memory.dmp

        Filesize

        5.7MB

      • memory/2596-47-0x000000006F230000-0x000000006F7DB000-memory.dmp

        Filesize

        5.7MB

      • memory/2596-28-0x0000000002C80000-0x0000000002CC0000-memory.dmp

        Filesize

        256KB

      • memory/2724-24-0x000000006F230000-0x000000006F7DB000-memory.dmp

        Filesize

        5.7MB

      • memory/2724-30-0x000000006F230000-0x000000006F7DB000-memory.dmp

        Filesize

        5.7MB

      • memory/2724-46-0x000000006F230000-0x000000006F7DB000-memory.dmp

        Filesize

        5.7MB

      • memory/2724-26-0x0000000002E30000-0x0000000002E70000-memory.dmp

        Filesize

        256KB