Analysis

  • max time kernel
    62s
  • max time network
    64s
  • platform
    windows7_x64
  • resource
    win7-20230220-en
  • resource tags

    arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system
  • submitted
    06/06/2023, 08:17

General

  • Target

    Fiyat teklifi Istegi_23051609051 ürun Etiket scan0010_xlsx.exe

  • Size

    881KB

  • MD5

    d3c7409accf6c0b36d500d68be6eb07b

  • SHA1

    4d6cb1522da5bd581877e280eb943cd66a66d774

  • SHA256

    b2eb42a73b2d0577b927a7e2f287262116d8b0962e975d66ae7c1f2dc50626a2

  • SHA512

    9ed3c7099c65e0295331a2ea66aa87e6a6cd5e27018f228638f66e90a52e7fc3fbcf76e14208f258dd9a768abfffcb2e58a39ba6890b6cc7e3777931a4c96525

  • SSDEEP

    24576:n/thewlqB6pnPOdrxQi0rxhxfCoKw4prAyIxBSV:Xe2q8pnPyPXoKw4JAysB

Malware Config

Extracted

Family

agenttesla

C2

https://api.telegram.org/bot5409839916:AAEYUYZy0IhJQAm4VXi620si4okGW8FDL2w/

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.

  • Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
  • 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 behavior: RenamesItself 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 21 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Fiyat teklifi Istegi_23051609051 ürun Etiket scan0010_xlsx.exe
    "C:\Users\Admin\AppData\Local\Temp\Fiyat teklifi Istegi_23051609051 ürun Etiket scan0010_xlsx.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1296
    • 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\Fiyat teklifi Istegi_23051609051 ürun Etiket scan0010_xlsx.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:368
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\AbXQrP.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1256
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\AbXQrP" /XML "C:\Users\Admin\AppData\Local\Temp\tmpB710.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:1980
    • C:\Users\Admin\AppData\Local\Temp\Fiyat teklifi Istegi_23051609051 ürun Etiket scan0010_xlsx.exe
      "C:\Users\Admin\AppData\Local\Temp\Fiyat teklifi Istegi_23051609051 ürun Etiket scan0010_xlsx.exe"
      2⤵
      • Accesses Microsoft Outlook profiles
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: RenamesItself
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      • outlook_office_path
      • outlook_win_path
      PID:1488

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\tmpB710.tmp

    Filesize

    1KB

    MD5

    05ad6fc0459ec8e2f335ab0ff2ab6d3d

    SHA1

    ad0d3c81b98787d206fcca1b7a27ec280919f389

    SHA256

    560d79f89f8f23c479317c1207cfdf5c0971145e4874bf67e814b1ee9fa4d275

    SHA512

    6e9cf373afc783398f2864490bfeb06a8f8e8c1d44d0b508b04bfbd8d22a0bb9b1fa788672a1319e6d11932c69e6ec2bcd6d56e4fb801f8ed9a9a8acb7551740

  • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\VCASHXIFB8CW81ZL5OBP.temp

    Filesize

    7KB

    MD5

    ef966c289d5a05ee12a2654f07cd0221

    SHA1

    13d6081991485742cc2ca0b0bf31b94a40f1aa88

    SHA256

    58dd9a62c42fffc532233d7869f76da8bf56c4afa997ede155b101844eeb3607

    SHA512

    53307fea967b0505804e55482d7cfec4e24d2b38193b89c69d9f20d5689fd3dccf51bdd4a7625ac2ecbf9674f521b826cb184561a8fe6aa4ebd417040ded5479

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

    Filesize

    7KB

    MD5

    ef966c289d5a05ee12a2654f07cd0221

    SHA1

    13d6081991485742cc2ca0b0bf31b94a40f1aa88

    SHA256

    58dd9a62c42fffc532233d7869f76da8bf56c4afa997ede155b101844eeb3607

    SHA512

    53307fea967b0505804e55482d7cfec4e24d2b38193b89c69d9f20d5689fd3dccf51bdd4a7625ac2ecbf9674f521b826cb184561a8fe6aa4ebd417040ded5479

  • memory/1256-83-0x0000000002700000-0x0000000002740000-memory.dmp

    Filesize

    256KB

  • memory/1256-84-0x0000000002700000-0x0000000002740000-memory.dmp

    Filesize

    256KB

  • memory/1296-55-0x0000000004910000-0x0000000004950000-memory.dmp

    Filesize

    256KB

  • memory/1296-56-0x0000000000410000-0x0000000000422000-memory.dmp

    Filesize

    72KB

  • memory/1296-57-0x0000000004910000-0x0000000004950000-memory.dmp

    Filesize

    256KB

  • memory/1296-58-0x0000000000430000-0x000000000043C000-memory.dmp

    Filesize

    48KB

  • memory/1296-59-0x0000000005FE0000-0x0000000006070000-memory.dmp

    Filesize

    576KB

  • memory/1296-72-0x000000000A700000-0x000000000A758000-memory.dmp

    Filesize

    352KB

  • memory/1296-54-0x0000000000AB0000-0x0000000000B92000-memory.dmp

    Filesize

    904KB

  • memory/1488-73-0x0000000000400000-0x000000000043A000-memory.dmp

    Filesize

    232KB

  • memory/1488-76-0x0000000000400000-0x000000000043A000-memory.dmp

    Filesize

    232KB

  • memory/1488-77-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/1488-78-0x0000000000400000-0x000000000043A000-memory.dmp

    Filesize

    232KB

  • memory/1488-80-0x0000000000400000-0x000000000043A000-memory.dmp

    Filesize

    232KB

  • memory/1488-82-0x0000000000400000-0x000000000043A000-memory.dmp

    Filesize

    232KB

  • memory/1488-75-0x0000000000400000-0x000000000043A000-memory.dmp

    Filesize

    232KB

  • memory/1488-74-0x0000000000400000-0x000000000043A000-memory.dmp

    Filesize

    232KB