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Analysis

  • max time kernel
    62s
  • max time network
    56s
  • platform
    windows7_x64
  • resource
    win7-20230621-en
  • resource tags

    arch:x64arch:x86image:win7-20230621-enlocale:en-usos:windows7-x64system
  • submitted
    01/07/2023, 15:35

General

  • Target

    SecuriteInfo.com.Win32.TrojanX-gen.4452.15781.exe

  • Size

    627KB

  • MD5

    442298f22003093233e6991f02745b2e

  • SHA1

    b6d97547536d63dde15a5dd035335e4fe6773d63

  • SHA256

    24857c1d542e4013445cb7a2c9f5c0c606c4a4361423f0b422ada5089cd92706

  • SHA512

    b66817cb1c25e04cc2da7092b2d0c5644c09a2b5b5bc55b1c661b43302986769e00ee555576a4645a132538ee3f85eaec0e9bbda36f0310368d39c46ce7bff77

  • SSDEEP

    12288:kRw4TDtT8LNz+Xnh2a1VyRgt4nKFUmJzppLNLveVlx7y:c98BywaqRgt80tJDNqVn

Malware Config

Extracted

Family

agenttesla

Credentials

Signatures

  • AgentTesla

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

  • 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.

  • Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
  • Looks up external IP address via web service 2 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 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of WriteProcessMemory 21 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.TrojanX-gen.4452.15781.exe
    "C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.TrojanX-gen.4452.15781.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1724
    • 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\SecuriteInfo.com.Win32.TrojanX-gen.4452.15781.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1100
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\EkcWXBxGlpgd.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:572
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\EkcWXBxGlpgd" /XML "C:\Users\Admin\AppData\Local\Temp\tmpA65E.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:1436
    • C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.TrojanX-gen.4452.15781.exe
      "C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.TrojanX-gen.4452.15781.exe"
      2⤵
      • Accesses Microsoft Outlook profiles
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • outlook_office_path
      • outlook_win_path
      PID:884

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\tmpA65E.tmp

    Filesize

    1KB

    MD5

    e18c512fcaae74b8055a0c66555e7d85

    SHA1

    b887bc97143d82e60c3897c121f1dde283002bdf

    SHA256

    4a8e6eb7ea2856a8dfb6f524b3f9470dc592a4d90085709bcf100bba70f6a013

    SHA512

    89889c37a64bfd787aa5a506848bae0847d7a36babdcb137b894ec15ef10e7721a502179bf9e91cdc2a243c5cbb79766bf12b76bb27ff7297991ddd9a855a432

  • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\1E2LMB767X6YWVT5K6MB.temp

    Filesize

    7KB

    MD5

    77a9bb26b57fc05c2bea438209294ec0

    SHA1

    88bc6f1ddac835825dc5a097811a3693b35fc8d9

    SHA256

    4dd7c99a99c49a1d0e6d281a57b0577d5b09b305cef7c334392c2ca3fda346c2

    SHA512

    b5f6a0ec154b57e70d68e23ef24d1db938f84171550227031f19ed53c5216f813a72221999817638bfe7e1055be8099bf65569b392b73e89ccea5edb4b3bd522

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

    Filesize

    7KB

    MD5

    77a9bb26b57fc05c2bea438209294ec0

    SHA1

    88bc6f1ddac835825dc5a097811a3693b35fc8d9

    SHA256

    4dd7c99a99c49a1d0e6d281a57b0577d5b09b305cef7c334392c2ca3fda346c2

    SHA512

    b5f6a0ec154b57e70d68e23ef24d1db938f84171550227031f19ed53c5216f813a72221999817638bfe7e1055be8099bf65569b392b73e89ccea5edb4b3bd522

  • memory/572-83-0x00000000024A0000-0x00000000024E0000-memory.dmp

    Filesize

    256KB

  • memory/884-79-0x0000000000400000-0x0000000000430000-memory.dmp

    Filesize

    192KB

  • memory/884-77-0x0000000000400000-0x0000000000430000-memory.dmp

    Filesize

    192KB

  • memory/884-84-0x0000000004910000-0x0000000004950000-memory.dmp

    Filesize

    256KB

  • memory/884-82-0x0000000004910000-0x0000000004950000-memory.dmp

    Filesize

    256KB

  • memory/884-81-0x0000000000400000-0x0000000000430000-memory.dmp

    Filesize

    192KB

  • memory/884-74-0x0000000000400000-0x0000000000430000-memory.dmp

    Filesize

    192KB

  • memory/884-75-0x0000000000400000-0x0000000000430000-memory.dmp

    Filesize

    192KB

  • memory/884-72-0x0000000000400000-0x0000000000430000-memory.dmp

    Filesize

    192KB

  • memory/884-73-0x0000000000400000-0x0000000000430000-memory.dmp

    Filesize

    192KB

  • memory/884-76-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/1724-59-0x0000000005790000-0x00000000057FA000-memory.dmp

    Filesize

    424KB

  • memory/1724-54-0x0000000000100000-0x00000000001A4000-memory.dmp

    Filesize

    656KB

  • memory/1724-56-0x0000000000490000-0x000000000049C000-memory.dmp

    Filesize

    48KB

  • memory/1724-57-0x0000000001EE0000-0x0000000001F20000-memory.dmp

    Filesize

    256KB

  • memory/1724-55-0x0000000001EE0000-0x0000000001F20000-memory.dmp

    Filesize

    256KB

  • memory/1724-58-0x00000000004B0000-0x00000000004BC000-memory.dmp

    Filesize

    48KB