Analysis

  • max time kernel
    118s
  • max time network
    122s
  • platform
    windows7_x64
  • resource
    win7-20230831-en
  • resource tags

    arch:x64arch:x86image:win7-20230831-enlocale:en-usos:windows7-x64system
  • submitted
    11/10/2023, 11:18

General

  • Target

    Payment Information.pdf_________________________________________________.exe

  • Size

    532KB

  • MD5

    a4630655240e626711a0f8da0632faa2

  • SHA1

    d78c7254d8a950e7949c3c6688a2e0d3ca5f7ae7

  • SHA256

    c7834a1e61260b87156453c5281e2dc6f922d6ffdced1cec6ad2c5507680fa17

  • SHA512

    6faea860a67580ac36aa068a136281f03e4c3da23d75549d33870ec3ceeaf2ffc279d317ce0277ebe202c21be93b87d3239bd7b2a2f244c682c3f378f188d582

  • SSDEEP

    12288:no725beEJZumKYWe0nnPa++iUqFPyGKcHukimfS30:njEEabesnPBvUUyVmi

Malware Config

Extracted

Family

agenttesla

Credentials

Signatures

  • AgentTesla

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

  • Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
  • 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 15 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of WriteProcessMemory 24 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Payment Information.pdf_________________________________________________.exe
    "C:\Users\Admin\AppData\Local\Temp\Payment Information.pdf_________________________________________________.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:320
    • 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\Payment Information.pdf_________________________________________________.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2940
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\UdKqsDBADEYtex.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2700
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\UdKqsDBADEYtex" /XML "C:\Users\Admin\AppData\Local\Temp\tmp28E4.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:2668
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
      2⤵
      • Accesses Microsoft Outlook profiles
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • outlook_office_path
      • outlook_win_path
      PID:2496

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\tmp28E4.tmp

    Filesize

    1KB

    MD5

    15e298f9c8a014fa52e9460548c305ea

    SHA1

    6d2b1d369ac356f4109cdcfa63e4cbc7ebdc8509

    SHA256

    fedc49df12275c573696b5bad304a1fc0b29b284eb1b9b5e4a6217c24f1c02c7

    SHA512

    87ded365e7219468b9b415d034371954ba4bd298812486084c54d59ce1d572bef8b1b736c029ef6472c38085c0991eb6ed3855277b63b3c1275c98ff694c22ac

  • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\S9JHUJ43F4UT0UJVNSCE.temp

    Filesize

    7KB

    MD5

    34b398226beab52affdf9de9802897f2

    SHA1

    1fb42e083ebd731225659e9dbe977a3a60b763e6

    SHA256

    f595bae53ab7a4c8573ef4fbb7bf572912bca6eb29573a23b99942efcb6715c0

    SHA512

    142cb7d990762baeebcd6aee21d70fe17f4bb9015957b372d215cfc2e0d0595db6fc764f93e655dac771ff0ac37c1c01e799d26998245436f6761876bc23ce1f

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

    Filesize

    7KB

    MD5

    34b398226beab52affdf9de9802897f2

    SHA1

    1fb42e083ebd731225659e9dbe977a3a60b763e6

    SHA256

    f595bae53ab7a4c8573ef4fbb7bf572912bca6eb29573a23b99942efcb6715c0

    SHA512

    142cb7d990762baeebcd6aee21d70fe17f4bb9015957b372d215cfc2e0d0595db6fc764f93e655dac771ff0ac37c1c01e799d26998245436f6761876bc23ce1f

  • memory/320-0-0x00000000001D0000-0x000000000025A000-memory.dmp

    Filesize

    552KB

  • memory/320-1-0x0000000074010000-0x00000000746FE000-memory.dmp

    Filesize

    6.9MB

  • memory/320-2-0x0000000004C50000-0x0000000004C90000-memory.dmp

    Filesize

    256KB

  • memory/320-3-0x00000000003B0000-0x00000000003C0000-memory.dmp

    Filesize

    64KB

  • memory/320-4-0x0000000074010000-0x00000000746FE000-memory.dmp

    Filesize

    6.9MB

  • memory/320-5-0x0000000004C50000-0x0000000004C90000-memory.dmp

    Filesize

    256KB

  • memory/320-6-0x0000000000540000-0x000000000054C000-memory.dmp

    Filesize

    48KB

  • memory/320-7-0x0000000005060000-0x00000000050CA000-memory.dmp

    Filesize

    424KB

  • memory/320-35-0x0000000074010000-0x00000000746FE000-memory.dmp

    Filesize

    6.9MB

  • memory/2496-30-0x0000000000400000-0x0000000000430000-memory.dmp

    Filesize

    192KB

  • memory/2496-41-0x0000000074010000-0x00000000746FE000-memory.dmp

    Filesize

    6.9MB

  • memory/2496-26-0x0000000000400000-0x0000000000430000-memory.dmp

    Filesize

    192KB

  • memory/2496-28-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2496-22-0x0000000000400000-0x0000000000430000-memory.dmp

    Filesize

    192KB

  • memory/2496-32-0x0000000000400000-0x0000000000430000-memory.dmp

    Filesize

    192KB

  • memory/2496-34-0x0000000000400000-0x0000000000430000-memory.dmp

    Filesize

    192KB

  • memory/2496-20-0x0000000000400000-0x0000000000430000-memory.dmp

    Filesize

    192KB

  • memory/2496-49-0x0000000004DB0000-0x0000000004DF0000-memory.dmp

    Filesize

    256KB

  • memory/2496-48-0x0000000074010000-0x00000000746FE000-memory.dmp

    Filesize

    6.9MB

  • memory/2496-43-0x0000000004DB0000-0x0000000004DF0000-memory.dmp

    Filesize

    256KB

  • memory/2496-24-0x0000000000400000-0x0000000000430000-memory.dmp

    Filesize

    192KB

  • memory/2700-39-0x000000006EFA0000-0x000000006F54B000-memory.dmp

    Filesize

    5.7MB

  • memory/2700-44-0x0000000002440000-0x0000000002480000-memory.dmp

    Filesize

    256KB

  • memory/2700-47-0x000000006EFA0000-0x000000006F54B000-memory.dmp

    Filesize

    5.7MB

  • memory/2700-37-0x000000006EFA0000-0x000000006F54B000-memory.dmp

    Filesize

    5.7MB

  • memory/2940-40-0x000000006EFA0000-0x000000006F54B000-memory.dmp

    Filesize

    5.7MB

  • memory/2940-38-0x0000000002380000-0x00000000023C0000-memory.dmp

    Filesize

    256KB

  • memory/2940-42-0x0000000002380000-0x00000000023C0000-memory.dmp

    Filesize

    256KB

  • memory/2940-45-0x0000000002380000-0x00000000023C0000-memory.dmp

    Filesize

    256KB

  • memory/2940-46-0x000000006EFA0000-0x000000006F54B000-memory.dmp

    Filesize

    5.7MB

  • memory/2940-36-0x000000006EFA0000-0x000000006F54B000-memory.dmp

    Filesize

    5.7MB