Analysis

  • max time kernel
    118s
  • max time network
    120s
  • platform
    windows7_x64
  • resource
    win7-20231129-en
  • resource tags

    arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
  • submitted
    12-12-2023 08:21

General

  • Target

    QUOTATION#35674.exe

  • Size

    885KB

  • MD5

    7e597b7a940ce9fe398f5a09ea06e9c2

  • SHA1

    46fab946b897f1b804aec6183d9c60bad103e9a4

  • SHA256

    4722e9113d3f8eaa1956f990da588f8eed324bb8d5551d52bff3bf4536a6010d

  • SHA512

    354d258b9605425b5037822fbc24f17c07b83095d0f2ef9ff86d4ca6f9b0ee8bcacce7741eee1c04e3b12fd22e99ad1ccda5ffe6050c19320ba68564e8cf3c82

  • SSDEEP

    12288:r91idWEW7UN5vDnSX1zCyG/JW+50zKlDWjDS6VtgMyie2:r+YiUzCVR0FDSMtZyie2

Malware Config

Extracted

Family

agenttesla

Credentials

Signatures

  • AgentTesla

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

  • 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 5 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of WriteProcessMemory 20 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\QUOTATION#35674.exe
    "C:\Users\Admin\AppData\Local\Temp\QUOTATION#35674.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2216
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\yCzmnaX.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2556
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\yCzmnaX" /XML "C:\Users\Admin\AppData\Local\Temp\tmp50AF.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:2608
    • 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:2568

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\tmp50AF.tmp

    Filesize

    1KB

    MD5

    c6d9847ee49452f51fb3033a1ca1175d

    SHA1

    aafbd68bcf7e3c852cfb96ca11dc651baae42ba3

    SHA256

    3fd3abc24e4bc23602ef34b1128822e07247d2786a0b2c891ebda94b791f07b4

    SHA512

    9b0d63601452e4458164b2a7f62ade0bf8a0503396776bedef01d4e6fbb0fe0bdd1155381cc0a4c9af7022e536b27d21ccff6b1813b681d277fa7e822ad8c640

  • memory/2216-28-0x0000000074150000-0x000000007483E000-memory.dmp

    Filesize

    6.9MB

  • memory/2216-1-0x0000000074150000-0x000000007483E000-memory.dmp

    Filesize

    6.9MB

  • memory/2216-2-0x0000000004D00000-0x0000000004D40000-memory.dmp

    Filesize

    256KB

  • memory/2216-3-0x0000000000500000-0x000000000051A000-memory.dmp

    Filesize

    104KB

  • memory/2216-4-0x0000000000560000-0x0000000000568000-memory.dmp

    Filesize

    32KB

  • memory/2216-5-0x0000000000570000-0x000000000057A000-memory.dmp

    Filesize

    40KB

  • memory/2216-6-0x0000000004ED0000-0x0000000004F4A000-memory.dmp

    Filesize

    488KB

  • memory/2216-0-0x00000000010D0000-0x00000000011B4000-memory.dmp

    Filesize

    912KB

  • memory/2556-31-0x000000006E5D0000-0x000000006EB7B000-memory.dmp

    Filesize

    5.7MB

  • memory/2556-30-0x000000006E5D0000-0x000000006EB7B000-memory.dmp

    Filesize

    5.7MB

  • memory/2556-35-0x000000006E5D0000-0x000000006EB7B000-memory.dmp

    Filesize

    5.7MB

  • memory/2556-32-0x0000000002D70000-0x0000000002DB0000-memory.dmp

    Filesize

    256KB

  • memory/2568-24-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/2568-26-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/2568-16-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/2568-29-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/2568-18-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/2568-14-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/2568-22-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2568-33-0x0000000072E50000-0x000000007353E000-memory.dmp

    Filesize

    6.9MB

  • memory/2568-34-0x0000000004C80000-0x0000000004CC0000-memory.dmp

    Filesize

    256KB

  • memory/2568-20-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/2568-36-0x0000000072E50000-0x000000007353E000-memory.dmp

    Filesize

    6.9MB

  • memory/2568-37-0x0000000004C80000-0x0000000004CC0000-memory.dmp

    Filesize

    256KB