Analysis

  • max time kernel
    149s
  • max time network
    144s
  • platform
    windows7_x64
  • resource
    win7-20240708-en
  • resource tags

    arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
  • submitted
    05-10-2024 22:59

General

  • Target

    76ddc568dcbc0d18fdfcf7a9ff06c089d784c7777aff4ff38aa506ea85a84009.exe

  • Size

    256KB

  • MD5

    14f5038d2ab181061d727f3e6766d12f

  • SHA1

    edc60bbe46a5a308a371274ab822996bd892ade6

  • SHA256

    76ddc568dcbc0d18fdfcf7a9ff06c089d784c7777aff4ff38aa506ea85a84009

  • SHA512

    80b009508558d29eee6446f0acf407953caac20f7c7d4d1a404df076417c5e5dc38920e0ea43dbb0d728c02cb8856bfbb58e9c0be6fd3a53fe14bc751cae2d08

  • SSDEEP

    6144:cbGk+o3CpuQb6zL7pxdG/pUvnjbysrPNH0EEBNyrORzsiS:wd+oSpNbw7ZvXFPYKOR6

Malware Config

Extracted

Family

latentbot

C2

pertenemene.zapto.org

1pertenemene.zapto.org

2pertenemene.zapto.org

3pertenemene.zapto.org

4pertenemene.zapto.org

5pertenemene.zapto.org

6pertenemene.zapto.org

7pertenemene.zapto.org

8pertenemene.zapto.org

Signatures

  • LatentBot

    Modular trojan written in Delphi which has been in-the-wild since 2013.

  • Modifies firewall policy service 3 TTPs 8 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Suspicious use of SetThreadContext 2 IoCs
  • UPX packed file 6 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • System Location Discovery: System Language Discovery 1 TTPs 13 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Modifies registry key 1 TTPs 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 35 IoCs
  • Suspicious use of SetWindowsHookEx 7 IoCs
  • Suspicious use of WriteProcessMemory 56 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\76ddc568dcbc0d18fdfcf7a9ff06c089d784c7777aff4ff38aa506ea85a84009.exe
    "C:\Users\Admin\AppData\Local\Temp\76ddc568dcbc0d18fdfcf7a9ff06c089d784c7777aff4ff38aa506ea85a84009.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2664
    • C:\Windows\SysWOW64\cmd.exe
      cmd /c C:\Users\Admin\AppData\Local\Temp\maqui.bat
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:2716
      • C:\Windows\SysWOW64\reg.exe
        reg add "HKCU\SOFTWARE\MICROSOFT\Windows\CurrentVersion\Run" /v flashnm.exe /d "C:\Users\Admin\AppData\Local\Temp\flashnm.exe A" /f
        3⤵
        • Adds Run key to start application
        • System Location Discovery: System Language Discovery
        PID:2772
    • C:\Windows\SysWOW64\cmmon32.exe
      "C:\Windows\system32\cmmon32.exe"
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:2696
      • C:\Windows\SysWOW64\cmd.exe
        cmd /c REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile /v "DoNotAllowExceptions" /t REG_DWORD /d "0" /f
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:2120
        • C:\Windows\SysWOW64\reg.exe
          REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile /v "DoNotAllowExceptions" /t REG_DWORD /d "0" /f
          4⤵
          • Modifies firewall policy service
          • System Location Discovery: System Language Discovery
          • Modifies registry key
          PID:1308
      • C:\Windows\SysWOW64\cmd.exe
        cmd /c REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "C:\Windows\SysWOW64\cmmon32.exe" /t REG_SZ /d "C:\Windows\SysWOW64\cmmon32.exe:*:Enabled:Windows Messanger" /f
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:2124
        • C:\Windows\SysWOW64\reg.exe
          REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "C:\Windows\SysWOW64\cmmon32.exe" /t REG_SZ /d "C:\Windows\SysWOW64\cmmon32.exe:*:Enabled:Windows Messanger" /f
          4⤵
          • Modifies firewall policy service
          • System Location Discovery: System Language Discovery
          • Modifies registry key
          PID:2000
      • C:\Windows\SysWOW64\cmd.exe
        cmd /c REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile /v "DoNotAllowExceptions" /t REG_DWORD /d "0" /f
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:2360
        • C:\Windows\SysWOW64\reg.exe
          REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile /v "DoNotAllowExceptions" /t REG_DWORD /d "0" /f
          4⤵
          • Modifies firewall policy service
          • System Location Discovery: System Language Discovery
          • Modifies registry key
          PID:2268
      • C:\Windows\SysWOW64\cmd.exe
        cmd /c REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "C:\Users\Admin\AppData\Roaming\flashnb.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\flashnb.exe:*:Enabled:Windows Messanger" /f
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:856
        • C:\Windows\SysWOW64\reg.exe
          REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "C:\Users\Admin\AppData\Roaming\flashnb.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\flashnb.exe:*:Enabled:Windows Messanger" /f
          4⤵
          • Modifies firewall policy service
          • System Location Discovery: System Language Discovery
          • Modifies registry key
          PID:2312
    • C:\Windows\SysWOW64\cmmon32.exe
      "C:\Windows\system32\cmmon32.exe"
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of SetWindowsHookEx
      PID:664

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\flashnm.exee

    Filesize

    256KB

    MD5

    14f5038d2ab181061d727f3e6766d12f

    SHA1

    edc60bbe46a5a308a371274ab822996bd892ade6

    SHA256

    76ddc568dcbc0d18fdfcf7a9ff06c089d784c7777aff4ff38aa506ea85a84009

    SHA512

    80b009508558d29eee6446f0acf407953caac20f7c7d4d1a404df076417c5e5dc38920e0ea43dbb0d728c02cb8856bfbb58e9c0be6fd3a53fe14bc751cae2d08

  • C:\Users\Admin\AppData\Local\Temp\maqui.bat

    Filesize

    146B

    MD5

    9bbd0ef7ac84738a5bb9cb6022566ced

    SHA1

    662aaa39bfccf573a17a869760c8ad1c5bc5dbe7

    SHA256

    1c9baba68f2c02b29495b36abcc5bf3378d04564b7c9736b85880a8039c2aa00

    SHA512

    77e6ebd5fa09c8243a81a0e567943b3f29f82019051407112685f45f53ae946dc4d7571b64a4445ef96ec8585b7c84ec9098adf32d1247b49bad83dcd4f3cfc1

  • memory/664-89-0x0000000000080000-0x0000000000090000-memory.dmp

    Filesize

    64KB

  • memory/664-91-0x0000000000080000-0x0000000000090000-memory.dmp

    Filesize

    64KB

  • memory/664-84-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2664-71-0x0000000000090000-0x0000000000190000-memory.dmp

    Filesize

    1024KB

  • memory/2664-70-0x0000000000090000-0x0000000000190000-memory.dmp

    Filesize

    1024KB

  • memory/2664-72-0x0000000000090000-0x0000000000190000-memory.dmp

    Filesize

    1024KB

  • memory/2664-79-0x0000000000090000-0x0000000000190000-memory.dmp

    Filesize

    1024KB

  • memory/2696-55-0x0000000000400000-0x000000000047B000-memory.dmp

    Filesize

    492KB

  • memory/2696-40-0x0000000000400000-0x000000000047B000-memory.dmp

    Filesize

    492KB

  • memory/2696-47-0x0000000000400000-0x000000000047B000-memory.dmp

    Filesize

    492KB

  • memory/2696-48-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2696-52-0x0000000000400000-0x000000000047B000-memory.dmp

    Filesize

    492KB

  • memory/2696-54-0x0000000000400000-0x000000000047B000-memory.dmp

    Filesize

    492KB

  • memory/2696-56-0x0000000000400000-0x000000000047B000-memory.dmp

    Filesize

    492KB

  • memory/2696-24-0x0000000000400000-0x000000000047B000-memory.dmp

    Filesize

    492KB