Analysis

  • max time kernel
    117s
  • max time network
    132s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    17/04/2024, 14:32

General

  • Target

    ba6ca59893666207fcc985056f408e08b82a09e6938a746edb2e769dc47d6ba7.exe

  • Size

    633KB

  • MD5

    ab4a7095947ee160de78ccd158baafc9

  • SHA1

    76e1dccb90382e5772b5651efbf725fd7f3bb317

  • SHA256

    ba6ca59893666207fcc985056f408e08b82a09e6938a746edb2e769dc47d6ba7

  • SHA512

    0769cc39df610c17da050540a713e3d97b6f75b9baddddc84641f89d71ff8ebefaf640256b0af17f5255e256634c06ece6eb3ac76617ff030db1667ebc29f411

  • SSDEEP

    12288:PGxLvnA7dLUvSLR3swp5Ii+gCfDbiT4u1XrR88pHe8tgmROOBaDW:PGx7nA7evCJzoi8MrOiJgr+ay

Malware Config

Extracted

Family

agenttesla

C2

https://api.telegram.org/bot6449842746:AAH1JUQ2Q5gmTWbMu0YfLR-2V7Z16tz7TzY/

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 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 31 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of WriteProcessMemory 17 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\ba6ca59893666207fcc985056f408e08b82a09e6938a746edb2e769dc47d6ba7.exe
    "C:\Users\Admin\AppData\Local\Temp\ba6ca59893666207fcc985056f408e08b82a09e6938a746edb2e769dc47d6ba7.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2900
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\qKiqpColkvHZLt.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2620
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\qKiqpColkvHZLt" /XML "C:\Users\Admin\AppData\Local\Temp\tmp24A0.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:2128
    • C:\Users\Admin\AppData\Local\Temp\ba6ca59893666207fcc985056f408e08b82a09e6938a746edb2e769dc47d6ba7.exe
      "C:\Users\Admin\AppData\Local\Temp\ba6ca59893666207fcc985056f408e08b82a09e6938a746edb2e769dc47d6ba7.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1384

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • C:\Users\Admin\AppData\Local\Temp\tmp24A0.tmp

          Filesize

          1KB

          MD5

          fc29f620d3de04368b465e2e70bd0182

          SHA1

          644774c72524cc9c53d1003523de8374ef5ac071

          SHA256

          8674b05b4e153ad2941e466c22909624ea0a344fde0026118a1479609cc7856e

          SHA512

          fd9840a9589a483ec9231c0c138cc429883b24543c7f00e5c810b420e9e8fe7fd96dcfe553579ce3baff6ec031498cca1e502a7ede98ebc5ce4a5e98a317a5f1

        • memory/1384-30-0x0000000004EC0000-0x0000000004F00000-memory.dmp

          Filesize

          256KB

        • memory/1384-37-0x0000000074D50000-0x000000007543E000-memory.dmp

          Filesize

          6.9MB

        • memory/1384-20-0x0000000000400000-0x0000000000442000-memory.dmp

          Filesize

          264KB

        • memory/1384-29-0x0000000074D50000-0x000000007543E000-memory.dmp

          Filesize

          6.9MB

        • memory/1384-28-0x0000000000400000-0x0000000000442000-memory.dmp

          Filesize

          264KB

        • memory/1384-26-0x0000000000400000-0x0000000000442000-memory.dmp

          Filesize

          264KB

        • memory/1384-24-0x0000000000400000-0x0000000000442000-memory.dmp

          Filesize

          264KB

        • memory/1384-22-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

          Filesize

          4KB

        • memory/1384-38-0x0000000004EC0000-0x0000000004F00000-memory.dmp

          Filesize

          256KB

        • memory/1384-16-0x0000000000400000-0x0000000000442000-memory.dmp

          Filesize

          264KB

        • memory/1384-17-0x0000000000400000-0x0000000000442000-memory.dmp

          Filesize

          264KB

        • memory/1384-18-0x0000000000400000-0x0000000000442000-memory.dmp

          Filesize

          264KB

        • memory/2620-32-0x000000006F190000-0x000000006F73B000-memory.dmp

          Filesize

          5.7MB

        • memory/2620-33-0x000000006F190000-0x000000006F73B000-memory.dmp

          Filesize

          5.7MB

        • memory/2620-36-0x000000006F190000-0x000000006F73B000-memory.dmp

          Filesize

          5.7MB

        • memory/2620-35-0x00000000026A0000-0x00000000026E0000-memory.dmp

          Filesize

          256KB

        • memory/2620-34-0x00000000026A0000-0x00000000026E0000-memory.dmp

          Filesize

          256KB

        • memory/2900-5-0x0000000000310000-0x000000000031E000-memory.dmp

          Filesize

          56KB

        • memory/2900-3-0x0000000000280000-0x0000000000294000-memory.dmp

          Filesize

          80KB

        • memory/2900-31-0x0000000074D50000-0x000000007543E000-memory.dmp

          Filesize

          6.9MB

        • memory/2900-0-0x0000000001350000-0x00000000013F4000-memory.dmp

          Filesize

          656KB

        • memory/2900-4-0x0000000000300000-0x000000000030A000-memory.dmp

          Filesize

          40KB

        • memory/2900-8-0x0000000004D20000-0x0000000004D60000-memory.dmp

          Filesize

          256KB

        • memory/2900-6-0x00000000012B0000-0x0000000001334000-memory.dmp

          Filesize

          528KB

        • memory/2900-7-0x0000000074D50000-0x000000007543E000-memory.dmp

          Filesize

          6.9MB

        • memory/2900-2-0x0000000004D20000-0x0000000004D60000-memory.dmp

          Filesize

          256KB

        • memory/2900-1-0x0000000074D50000-0x000000007543E000-memory.dmp

          Filesize

          6.9MB