Analysis

  • max time kernel
    122s
  • max time network
    127s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    23/04/2024, 01:32 UTC

General

  • Target

    TEKLİF TALEP VE FİYAT TEKLİFİ_xlsx.scr

  • Size

    915KB

  • MD5

    2b931a284adaee1554bb7b6579d3cce5

  • SHA1

    23cb896c2f8416f590ec0cb6b7d7b3b045fc16b0

  • SHA256

    19d65215feee20f606dbdd5a4ed5196a96c6bc925df69ad26684a3221aec0521

  • SHA512

    78d33da30acb20d3142f4112b65b97d5ad464641a78931d93021177275aff9b2e5b23c4ac55b103c7e141a19ca4ecf523bf9849276227276edc51eeb855c583d

  • SSDEEP

    24576:wUr9UeNbhoxtlHh19iPoYFcERjKusTWffre1o:3rzbh6H9EoYFcENKBZo

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    smtp
  • Host:
    cp8nl.hyperhost.ua
  • Port:
    587
  • Username:
    royallog@fibraunollc.top
  • Password:
    7213575aceACE@#$
  • Email To:
    royal@fibraunollc.top

Signatures

  • AgentTesla

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

  • Detect packed .NET executables. Mostly AgentTeslaV4. 5 IoCs
  • Detects binaries (Windows and macOS) referencing many web browsers. Observed in information stealers. 5 IoCs
  • Detects executables referencing Windows vault credential objects. Observed in infostealers 5 IoCs
  • Detects executables referencing many confidential data stores found in browsers, mail clients, cryptocurreny wallets, etc. Observed in information stealers 5 IoCs
  • Detects executables referencing many email and collaboration clients. Observed in information stealers 5 IoCs
  • Detects executables referencing many file transfer clients. Observed in information stealers 5 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 7 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of WriteProcessMemory 20 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\TEKLİF TALEP VE FİYAT TEKLİFİ_xlsx.scr
    "C:\Users\Admin\AppData\Local\Temp\TEKLİF TALEP VE FİYAT TEKLİFİ_xlsx.scr" /S
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2784
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\IdKdzANO.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2524
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\IdKdzANO" /XML "C:\Users\Admin\AppData\Local\Temp\tmpAFCF.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:2792
    • 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:2604

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

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

    Filesize

    1KB

    MD5

    7eabfbe1fdf6d277376df51bfbed136d

    SHA1

    eb471cb07b47f915be776e4028af7e0327acb0a7

    SHA256

    bbd97f49fa16ba7c20d83165e970670a5b87d24c9eb3a17ebc533adb29733f29

    SHA512

    f567f6f8139472d4bd10997c1861f5a07d8fb9e0b3090a5fb2b95cf517c765b2e2c9d492cd9f4a900553d8c5a0272f5eb1784edcd25bdcc54f51ea35276f4490

  • memory/2524-36-0x000000006EAD0000-0x000000006F07B000-memory.dmp

    Filesize

    5.7MB

  • memory/2524-35-0x0000000002250000-0x0000000002290000-memory.dmp

    Filesize

    256KB

  • memory/2524-32-0x000000006EAD0000-0x000000006F07B000-memory.dmp

    Filesize

    5.7MB

  • memory/2524-31-0x000000006EAD0000-0x000000006F07B000-memory.dmp

    Filesize

    5.7MB

  • memory/2604-21-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/2604-28-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/2604-38-0x0000000002010000-0x0000000002050000-memory.dmp

    Filesize

    256KB

  • memory/2604-37-0x0000000074330000-0x0000000074A1E000-memory.dmp

    Filesize

    6.9MB

  • memory/2604-15-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/2604-17-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/2604-19-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/2604-34-0x0000000002010000-0x0000000002050000-memory.dmp

    Filesize

    256KB

  • memory/2604-23-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2604-25-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/2604-33-0x0000000074330000-0x0000000074A1E000-memory.dmp

    Filesize

    6.9MB

  • memory/2604-30-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/2784-6-0x0000000000520000-0x0000000000534000-memory.dmp

    Filesize

    80KB

  • memory/2784-4-0x00000000003C0000-0x00000000003D8000-memory.dmp

    Filesize

    96KB

  • memory/2784-3-0x0000000007590000-0x000000000762E000-memory.dmp

    Filesize

    632KB

  • memory/2784-27-0x0000000074330000-0x0000000074A1E000-memory.dmp

    Filesize

    6.9MB

  • memory/2784-0-0x0000000000CA0000-0x0000000000D88000-memory.dmp

    Filesize

    928KB

  • memory/2784-2-0x0000000006ED0000-0x0000000006F10000-memory.dmp

    Filesize

    256KB

  • memory/2784-1-0x0000000074330000-0x0000000074A1E000-memory.dmp

    Filesize

    6.9MB

  • memory/2784-5-0x0000000000500000-0x000000000050E000-memory.dmp

    Filesize

    56KB

  • memory/2784-7-0x0000000008480000-0x0000000008502000-memory.dmp

    Filesize

    520KB

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