Analysis

  • max time kernel
    339s
  • max time network
    342s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    25-01-2023 10:39

General

  • Target

    Doc-102PO-207841001jpg.exe

  • Size

    2MB

  • MD5

    0596aefc251ba32dcb538593b0616568

  • SHA1

    9ceb68e35b93711e8247512c21ad2ccd6b8da938

  • SHA256

    f085f0ece42084f2ce26c28a27ebc9457ae32b2ecd632b3073500b7e17805659

  • SHA512

    da0d4d63ce9ecfc3d892b20f55be6769a5d28a77d9c3b7f4cb22abc51e3be604c102c1e6b7c4d7464dc8dc3f4730b204654c82292ad8899004e90cd7b4a66a5d

  • SSDEEP

    49152:gbB0FQB5MLPlG5/8uMLq0u5hRD5pbjX7i4l8B/oy6kRMF4mK/LPS/yYCxL:g90sW0dRfj7O/oyBqi/TS/yYCxL

Score
6/10

Malware Config

Signatures

  • Adds Run key to start application ⋅ 2 TTPs 1 IoCs
  • Suspicious use of SetThreadContext ⋅ 1 IoCs
  • Enumerates physical storage devices ⋅ 1 TTPs

    Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

  • Gathers network information ⋅ 2 TTPs 2 IoCs

    Uses commandline utility to view network configuration.

  • Suspicious behavior: EnumeratesProcesses ⋅ 1 IoCs
  • Suspicious use of AdjustPrivilegeToken ⋅ 2 IoCs
  • Suspicious use of WriteProcessMemory ⋅ 22 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Doc-102PO-207841001jpg.exe
    "C:\Users\Admin\AppData\Local\Temp\Doc-102PO-207841001jpg.exe"
    Adds Run key to start application
    Suspicious use of SetThreadContext
    Suspicious use of AdjustPrivilegeToken
    Suspicious use of WriteProcessMemory
    PID:1516
    • C:\Windows\System32\cmd.exe
      "C:\Windows\System32\cmd.exe" /c ipconfig/release
      Suspicious use of WriteProcessMemory
      PID:240
      • C:\Windows\system32\ipconfig.exe
        ipconfig /release
        Gathers network information
        PID:1092
    • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ENC cwB0AGEAcgB0AC0AcwBsAGUAZQBwACAALQBzAGUAYwBvAG4AZABzACAAMgAwAA==
      Suspicious behavior: EnumeratesProcesses
      Suspicious use of AdjustPrivilegeToken
      PID:1096
    • C:\Windows\System32\cmd.exe
      "C:\Windows\System32\cmd.exe" /c ipconfig/renew
      Suspicious use of WriteProcessMemory
      PID:956
      • C:\Windows\system32\ipconfig.exe
        ipconfig /renew
        Gathers network information
        PID:636
    • C:\Users\Admin\AppData\Local\Temp\Doc-102PO-207841001jpg.exe
      C:\Users\Admin\AppData\Local\Temp\Doc-102PO-207841001jpg.exe
      PID:1544

Network

MITRE ATT&CK Matrix

Collection

    Command and Control

      Credential Access

        Defense Evasion

        Exfiltration

          Impact

            Initial Access

              Lateral Movement

                Privilege Escalation

                  Replay Monitor

                  00:00 00:00

                  Downloads

                  • memory/240-58-0x0000000000000000-mapping.dmp
                  • memory/636-68-0x0000000000000000-mapping.dmp
                  • memory/956-67-0x0000000000000000-mapping.dmp
                  • memory/1092-59-0x0000000000000000-mapping.dmp
                  • memory/1096-64-0x00000000024A4000-0x00000000024A7000-memory.dmp
                  • memory/1096-65-0x00000000024AB000-0x00000000024CA000-memory.dmp
                  • memory/1096-60-0x0000000000000000-mapping.dmp
                  • memory/1096-61-0x000007FEFBC01000-0x000007FEFBC03000-memory.dmp
                  • memory/1096-62-0x000007FEEC630000-0x000007FEED053000-memory.dmp
                  • memory/1096-63-0x000007FEEBAD0000-0x000007FEEC62D000-memory.dmp
                  • memory/1096-66-0x00000000024AB000-0x00000000024CA000-memory.dmp
                  • memory/1516-56-0x0000000002210000-0x00000000022A2000-memory.dmp
                  • memory/1516-54-0x000000013FE00000-0x000000014001A000-memory.dmp
                  • memory/1516-57-0x000000001BEF6000-0x000000001BF15000-memory.dmp
                  • memory/1516-55-0x000000001B9C0000-0x000000001BBAA000-memory.dmp
                  • memory/1516-69-0x000000001B220000-0x000000001B2F2000-memory.dmp
                  • memory/1516-78-0x000000001BEF6000-0x000000001BF15000-memory.dmp
                  • memory/1544-70-0x0000000140000000-0x0000000140098000-memory.dmp
                  • memory/1544-71-0x0000000140000000-0x0000000140098000-memory.dmp
                  • memory/1544-73-0x0000000140000000-0x0000000140098000-memory.dmp
                  • memory/1544-74-0x0000000140000000-0x0000000140098000-memory.dmp
                  • memory/1544-75-0x0000000140000000-mapping.dmp