Analysis

  • max time kernel
    151s
  • max time network
    45s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    29-11-2022 06:46

General

  • Target

    835b956f5576ad9bc13b06936fb121cf8c25dcd7d816f59872e38b2b6b0079cb.exe

  • Size

    256KB

  • MD5

    8c5e4499093490202af63ce9e545a55f

  • SHA1

    b4fa8cb654310a408fafdcee55811c1b7bae6286

  • SHA256

    835b956f5576ad9bc13b06936fb121cf8c25dcd7d816f59872e38b2b6b0079cb

  • SHA512

    b02f388d68e6d9978656d10a239291b9a60a233abe1d77f1d60a93e677c97f6e72e86f2df387c9162e50329c356a6f61933de12357a682c8446e8ab28a3deca5

  • SSDEEP

    6144:9qEwsisydeviOVO6KanARNWlXi7TXVRsp3LZHh5hKJKzHIuoIWkD:9qpbXMDE8nARoly/QrBfKmHIur

Malware Config

Extracted

Family

metasploit

Version

encoder/call4_dword_xor

Signatures

  • MetaSploit

    Detected malicious payload which is part of the Metasploit Framework, likely generated with msfvenom or similar.

  • Executes dropped EXE 8 IoCs
  • UPX packed file 25 IoCs

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

  • Deletes itself 1 IoCs
  • Loads dropped DLL 16 IoCs
  • Maps connected drives based on registry 3 TTPs 18 IoCs

    Disk information is often read in order to detect sandboxing environments.

  • Drops file in System32 directory 24 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: EnumeratesProcesses 17 IoCs
  • Suspicious use of WriteProcessMemory 32 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\835b956f5576ad9bc13b06936fb121cf8c25dcd7d816f59872e38b2b6b0079cb.exe
    "C:\Users\Admin\AppData\Local\Temp\835b956f5576ad9bc13b06936fb121cf8c25dcd7d816f59872e38b2b6b0079cb.exe"
    1⤵
    • Loads dropped DLL
    • Maps connected drives based on registry
    • Drops file in System32 directory
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:2032
    • C:\Windows\SysWOW64\igfxtsm32.exe
      "C:\Windows\system32\igfxtsm32.exe" C:\Users\Admin\AppData\Local\Temp\835B95~1.EXE
      2⤵
      • Executes dropped EXE
      • Deletes itself
      • Loads dropped DLL
      • Maps connected drives based on registry
      • Drops file in System32 directory
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:940
      • C:\Windows\SysWOW64\igfxtsm32.exe
        "C:\Windows\system32\igfxtsm32.exe" C:\Windows\SysWOW64\IGFXTS~1.EXE
        3⤵
        • Executes dropped EXE
        • Loads dropped DLL
        • Maps connected drives based on registry
        • Drops file in System32 directory
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of WriteProcessMemory
        PID:892
        • C:\Windows\SysWOW64\igfxtsm32.exe
          "C:\Windows\system32\igfxtsm32.exe" C:\Windows\SysWOW64\IGFXTS~1.EXE
          4⤵
          • Executes dropped EXE
          • Loads dropped DLL
          • Maps connected drives based on registry
          • Drops file in System32 directory
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of WriteProcessMemory
          PID:1328
          • C:\Windows\SysWOW64\igfxtsm32.exe
            "C:\Windows\system32\igfxtsm32.exe" C:\Windows\SysWOW64\IGFXTS~1.EXE
            5⤵
            • Executes dropped EXE
            • Loads dropped DLL
            • Maps connected drives based on registry
            • Drops file in System32 directory
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious use of WriteProcessMemory
            PID:428
            • C:\Windows\SysWOW64\igfxtsm32.exe
              "C:\Windows\system32\igfxtsm32.exe" C:\Windows\SysWOW64\IGFXTS~1.EXE
              6⤵
              • Executes dropped EXE
              • Loads dropped DLL
              • Maps connected drives based on registry
              • Drops file in System32 directory
              • Suspicious behavior: EnumeratesProcesses
              • Suspicious use of WriteProcessMemory
              PID:1308
              • C:\Windows\SysWOW64\igfxtsm32.exe
                "C:\Windows\system32\igfxtsm32.exe" C:\Windows\SysWOW64\IGFXTS~1.EXE
                7⤵
                • Executes dropped EXE
                • Loads dropped DLL
                • Maps connected drives based on registry
                • Drops file in System32 directory
                • Suspicious behavior: EnumeratesProcesses
                • Suspicious use of WriteProcessMemory
                PID:676
                • C:\Windows\SysWOW64\igfxtsm32.exe
                  "C:\Windows\system32\igfxtsm32.exe" C:\Windows\SysWOW64\IGFXTS~1.EXE
                  8⤵
                  • Executes dropped EXE
                  • Loads dropped DLL
                  • Maps connected drives based on registry
                  • Drops file in System32 directory
                  • Suspicious behavior: EnumeratesProcesses
                  • Suspicious use of WriteProcessMemory
                  PID:1820
                  • C:\Windows\SysWOW64\igfxtsm32.exe
                    "C:\Windows\system32\igfxtsm32.exe" C:\Windows\SysWOW64\IGFXTS~1.EXE
                    9⤵
                    • Executes dropped EXE
                    • Maps connected drives based on registry
                    • Suspicious behavior: EnumeratesProcesses
                    PID:748

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Windows\SysWOW64\igfxtsm32.exe

    Filesize

    256KB

    MD5

    8c5e4499093490202af63ce9e545a55f

    SHA1

    b4fa8cb654310a408fafdcee55811c1b7bae6286

    SHA256

    835b956f5576ad9bc13b06936fb121cf8c25dcd7d816f59872e38b2b6b0079cb

    SHA512

    b02f388d68e6d9978656d10a239291b9a60a233abe1d77f1d60a93e677c97f6e72e86f2df387c9162e50329c356a6f61933de12357a682c8446e8ab28a3deca5

  • C:\Windows\SysWOW64\igfxtsm32.exe

    Filesize

    256KB

    MD5

    8c5e4499093490202af63ce9e545a55f

    SHA1

    b4fa8cb654310a408fafdcee55811c1b7bae6286

    SHA256

    835b956f5576ad9bc13b06936fb121cf8c25dcd7d816f59872e38b2b6b0079cb

    SHA512

    b02f388d68e6d9978656d10a239291b9a60a233abe1d77f1d60a93e677c97f6e72e86f2df387c9162e50329c356a6f61933de12357a682c8446e8ab28a3deca5

  • C:\Windows\SysWOW64\igfxtsm32.exe

    Filesize

    256KB

    MD5

    8c5e4499093490202af63ce9e545a55f

    SHA1

    b4fa8cb654310a408fafdcee55811c1b7bae6286

    SHA256

    835b956f5576ad9bc13b06936fb121cf8c25dcd7d816f59872e38b2b6b0079cb

    SHA512

    b02f388d68e6d9978656d10a239291b9a60a233abe1d77f1d60a93e677c97f6e72e86f2df387c9162e50329c356a6f61933de12357a682c8446e8ab28a3deca5

  • C:\Windows\SysWOW64\igfxtsm32.exe

    Filesize

    256KB

    MD5

    8c5e4499093490202af63ce9e545a55f

    SHA1

    b4fa8cb654310a408fafdcee55811c1b7bae6286

    SHA256

    835b956f5576ad9bc13b06936fb121cf8c25dcd7d816f59872e38b2b6b0079cb

    SHA512

    b02f388d68e6d9978656d10a239291b9a60a233abe1d77f1d60a93e677c97f6e72e86f2df387c9162e50329c356a6f61933de12357a682c8446e8ab28a3deca5

  • C:\Windows\SysWOW64\igfxtsm32.exe

    Filesize

    256KB

    MD5

    8c5e4499093490202af63ce9e545a55f

    SHA1

    b4fa8cb654310a408fafdcee55811c1b7bae6286

    SHA256

    835b956f5576ad9bc13b06936fb121cf8c25dcd7d816f59872e38b2b6b0079cb

    SHA512

    b02f388d68e6d9978656d10a239291b9a60a233abe1d77f1d60a93e677c97f6e72e86f2df387c9162e50329c356a6f61933de12357a682c8446e8ab28a3deca5

  • C:\Windows\SysWOW64\igfxtsm32.exe

    Filesize

    256KB

    MD5

    8c5e4499093490202af63ce9e545a55f

    SHA1

    b4fa8cb654310a408fafdcee55811c1b7bae6286

    SHA256

    835b956f5576ad9bc13b06936fb121cf8c25dcd7d816f59872e38b2b6b0079cb

    SHA512

    b02f388d68e6d9978656d10a239291b9a60a233abe1d77f1d60a93e677c97f6e72e86f2df387c9162e50329c356a6f61933de12357a682c8446e8ab28a3deca5

  • C:\Windows\SysWOW64\igfxtsm32.exe

    Filesize

    256KB

    MD5

    8c5e4499093490202af63ce9e545a55f

    SHA1

    b4fa8cb654310a408fafdcee55811c1b7bae6286

    SHA256

    835b956f5576ad9bc13b06936fb121cf8c25dcd7d816f59872e38b2b6b0079cb

    SHA512

    b02f388d68e6d9978656d10a239291b9a60a233abe1d77f1d60a93e677c97f6e72e86f2df387c9162e50329c356a6f61933de12357a682c8446e8ab28a3deca5

  • C:\Windows\SysWOW64\igfxtsm32.exe

    Filesize

    256KB

    MD5

    8c5e4499093490202af63ce9e545a55f

    SHA1

    b4fa8cb654310a408fafdcee55811c1b7bae6286

    SHA256

    835b956f5576ad9bc13b06936fb121cf8c25dcd7d816f59872e38b2b6b0079cb

    SHA512

    b02f388d68e6d9978656d10a239291b9a60a233abe1d77f1d60a93e677c97f6e72e86f2df387c9162e50329c356a6f61933de12357a682c8446e8ab28a3deca5

  • C:\Windows\SysWOW64\igfxtsm32.exe

    Filesize

    256KB

    MD5

    8c5e4499093490202af63ce9e545a55f

    SHA1

    b4fa8cb654310a408fafdcee55811c1b7bae6286

    SHA256

    835b956f5576ad9bc13b06936fb121cf8c25dcd7d816f59872e38b2b6b0079cb

    SHA512

    b02f388d68e6d9978656d10a239291b9a60a233abe1d77f1d60a93e677c97f6e72e86f2df387c9162e50329c356a6f61933de12357a682c8446e8ab28a3deca5

  • \Windows\SysWOW64\igfxtsm32.exe

    Filesize

    256KB

    MD5

    8c5e4499093490202af63ce9e545a55f

    SHA1

    b4fa8cb654310a408fafdcee55811c1b7bae6286

    SHA256

    835b956f5576ad9bc13b06936fb121cf8c25dcd7d816f59872e38b2b6b0079cb

    SHA512

    b02f388d68e6d9978656d10a239291b9a60a233abe1d77f1d60a93e677c97f6e72e86f2df387c9162e50329c356a6f61933de12357a682c8446e8ab28a3deca5

  • \Windows\SysWOW64\igfxtsm32.exe

    Filesize

    256KB

    MD5

    8c5e4499093490202af63ce9e545a55f

    SHA1

    b4fa8cb654310a408fafdcee55811c1b7bae6286

    SHA256

    835b956f5576ad9bc13b06936fb121cf8c25dcd7d816f59872e38b2b6b0079cb

    SHA512

    b02f388d68e6d9978656d10a239291b9a60a233abe1d77f1d60a93e677c97f6e72e86f2df387c9162e50329c356a6f61933de12357a682c8446e8ab28a3deca5

  • \Windows\SysWOW64\igfxtsm32.exe

    Filesize

    256KB

    MD5

    8c5e4499093490202af63ce9e545a55f

    SHA1

    b4fa8cb654310a408fafdcee55811c1b7bae6286

    SHA256

    835b956f5576ad9bc13b06936fb121cf8c25dcd7d816f59872e38b2b6b0079cb

    SHA512

    b02f388d68e6d9978656d10a239291b9a60a233abe1d77f1d60a93e677c97f6e72e86f2df387c9162e50329c356a6f61933de12357a682c8446e8ab28a3deca5

  • \Windows\SysWOW64\igfxtsm32.exe

    Filesize

    256KB

    MD5

    8c5e4499093490202af63ce9e545a55f

    SHA1

    b4fa8cb654310a408fafdcee55811c1b7bae6286

    SHA256

    835b956f5576ad9bc13b06936fb121cf8c25dcd7d816f59872e38b2b6b0079cb

    SHA512

    b02f388d68e6d9978656d10a239291b9a60a233abe1d77f1d60a93e677c97f6e72e86f2df387c9162e50329c356a6f61933de12357a682c8446e8ab28a3deca5

  • \Windows\SysWOW64\igfxtsm32.exe

    Filesize

    256KB

    MD5

    8c5e4499093490202af63ce9e545a55f

    SHA1

    b4fa8cb654310a408fafdcee55811c1b7bae6286

    SHA256

    835b956f5576ad9bc13b06936fb121cf8c25dcd7d816f59872e38b2b6b0079cb

    SHA512

    b02f388d68e6d9978656d10a239291b9a60a233abe1d77f1d60a93e677c97f6e72e86f2df387c9162e50329c356a6f61933de12357a682c8446e8ab28a3deca5

  • \Windows\SysWOW64\igfxtsm32.exe

    Filesize

    256KB

    MD5

    8c5e4499093490202af63ce9e545a55f

    SHA1

    b4fa8cb654310a408fafdcee55811c1b7bae6286

    SHA256

    835b956f5576ad9bc13b06936fb121cf8c25dcd7d816f59872e38b2b6b0079cb

    SHA512

    b02f388d68e6d9978656d10a239291b9a60a233abe1d77f1d60a93e677c97f6e72e86f2df387c9162e50329c356a6f61933de12357a682c8446e8ab28a3deca5

  • \Windows\SysWOW64\igfxtsm32.exe

    Filesize

    256KB

    MD5

    8c5e4499093490202af63ce9e545a55f

    SHA1

    b4fa8cb654310a408fafdcee55811c1b7bae6286

    SHA256

    835b956f5576ad9bc13b06936fb121cf8c25dcd7d816f59872e38b2b6b0079cb

    SHA512

    b02f388d68e6d9978656d10a239291b9a60a233abe1d77f1d60a93e677c97f6e72e86f2df387c9162e50329c356a6f61933de12357a682c8446e8ab28a3deca5

  • \Windows\SysWOW64\igfxtsm32.exe

    Filesize

    256KB

    MD5

    8c5e4499093490202af63ce9e545a55f

    SHA1

    b4fa8cb654310a408fafdcee55811c1b7bae6286

    SHA256

    835b956f5576ad9bc13b06936fb121cf8c25dcd7d816f59872e38b2b6b0079cb

    SHA512

    b02f388d68e6d9978656d10a239291b9a60a233abe1d77f1d60a93e677c97f6e72e86f2df387c9162e50329c356a6f61933de12357a682c8446e8ab28a3deca5

  • \Windows\SysWOW64\igfxtsm32.exe

    Filesize

    256KB

    MD5

    8c5e4499093490202af63ce9e545a55f

    SHA1

    b4fa8cb654310a408fafdcee55811c1b7bae6286

    SHA256

    835b956f5576ad9bc13b06936fb121cf8c25dcd7d816f59872e38b2b6b0079cb

    SHA512

    b02f388d68e6d9978656d10a239291b9a60a233abe1d77f1d60a93e677c97f6e72e86f2df387c9162e50329c356a6f61933de12357a682c8446e8ab28a3deca5

  • \Windows\SysWOW64\igfxtsm32.exe

    Filesize

    256KB

    MD5

    8c5e4499093490202af63ce9e545a55f

    SHA1

    b4fa8cb654310a408fafdcee55811c1b7bae6286

    SHA256

    835b956f5576ad9bc13b06936fb121cf8c25dcd7d816f59872e38b2b6b0079cb

    SHA512

    b02f388d68e6d9978656d10a239291b9a60a233abe1d77f1d60a93e677c97f6e72e86f2df387c9162e50329c356a6f61933de12357a682c8446e8ab28a3deca5

  • \Windows\SysWOW64\igfxtsm32.exe

    Filesize

    256KB

    MD5

    8c5e4499093490202af63ce9e545a55f

    SHA1

    b4fa8cb654310a408fafdcee55811c1b7bae6286

    SHA256

    835b956f5576ad9bc13b06936fb121cf8c25dcd7d816f59872e38b2b6b0079cb

    SHA512

    b02f388d68e6d9978656d10a239291b9a60a233abe1d77f1d60a93e677c97f6e72e86f2df387c9162e50329c356a6f61933de12357a682c8446e8ab28a3deca5

  • \Windows\SysWOW64\igfxtsm32.exe

    Filesize

    256KB

    MD5

    8c5e4499093490202af63ce9e545a55f

    SHA1

    b4fa8cb654310a408fafdcee55811c1b7bae6286

    SHA256

    835b956f5576ad9bc13b06936fb121cf8c25dcd7d816f59872e38b2b6b0079cb

    SHA512

    b02f388d68e6d9978656d10a239291b9a60a233abe1d77f1d60a93e677c97f6e72e86f2df387c9162e50329c356a6f61933de12357a682c8446e8ab28a3deca5

  • \Windows\SysWOW64\igfxtsm32.exe

    Filesize

    256KB

    MD5

    8c5e4499093490202af63ce9e545a55f

    SHA1

    b4fa8cb654310a408fafdcee55811c1b7bae6286

    SHA256

    835b956f5576ad9bc13b06936fb121cf8c25dcd7d816f59872e38b2b6b0079cb

    SHA512

    b02f388d68e6d9978656d10a239291b9a60a233abe1d77f1d60a93e677c97f6e72e86f2df387c9162e50329c356a6f61933de12357a682c8446e8ab28a3deca5

  • \Windows\SysWOW64\igfxtsm32.exe

    Filesize

    256KB

    MD5

    8c5e4499093490202af63ce9e545a55f

    SHA1

    b4fa8cb654310a408fafdcee55811c1b7bae6286

    SHA256

    835b956f5576ad9bc13b06936fb121cf8c25dcd7d816f59872e38b2b6b0079cb

    SHA512

    b02f388d68e6d9978656d10a239291b9a60a233abe1d77f1d60a93e677c97f6e72e86f2df387c9162e50329c356a6f61933de12357a682c8446e8ab28a3deca5

  • \Windows\SysWOW64\igfxtsm32.exe

    Filesize

    256KB

    MD5

    8c5e4499093490202af63ce9e545a55f

    SHA1

    b4fa8cb654310a408fafdcee55811c1b7bae6286

    SHA256

    835b956f5576ad9bc13b06936fb121cf8c25dcd7d816f59872e38b2b6b0079cb

    SHA512

    b02f388d68e6d9978656d10a239291b9a60a233abe1d77f1d60a93e677c97f6e72e86f2df387c9162e50329c356a6f61933de12357a682c8446e8ab28a3deca5

  • \Windows\SysWOW64\igfxtsm32.exe

    Filesize

    256KB

    MD5

    8c5e4499093490202af63ce9e545a55f

    SHA1

    b4fa8cb654310a408fafdcee55811c1b7bae6286

    SHA256

    835b956f5576ad9bc13b06936fb121cf8c25dcd7d816f59872e38b2b6b0079cb

    SHA512

    b02f388d68e6d9978656d10a239291b9a60a233abe1d77f1d60a93e677c97f6e72e86f2df387c9162e50329c356a6f61933de12357a682c8446e8ab28a3deca5

  • memory/428-92-0x0000000000400000-0x0000000000998000-memory.dmp

    Filesize

    5.6MB

  • memory/428-85-0x0000000000400000-0x0000000000998000-memory.dmp

    Filesize

    5.6MB

  • memory/676-106-0x0000000000400000-0x0000000000998000-memory.dmp

    Filesize

    5.6MB

  • memory/676-100-0x0000000000400000-0x0000000000998000-memory.dmp

    Filesize

    5.6MB

  • memory/748-116-0x0000000000400000-0x0000000000998000-memory.dmp

    Filesize

    5.6MB

  • memory/892-77-0x0000000000400000-0x0000000000998000-memory.dmp

    Filesize

    5.6MB

  • memory/892-71-0x0000000000400000-0x0000000000998000-memory.dmp

    Filesize

    5.6MB

  • memory/940-69-0x0000000000400000-0x0000000000998000-memory.dmp

    Filesize

    5.6MB

  • memory/940-63-0x0000000000400000-0x0000000000998000-memory.dmp

    Filesize

    5.6MB

  • memory/1308-93-0x0000000000400000-0x0000000000998000-memory.dmp

    Filesize

    5.6MB

  • memory/1308-98-0x0000000000400000-0x0000000000998000-memory.dmp

    Filesize

    5.6MB

  • memory/1308-109-0x00000000047E0000-0x0000000004D78000-memory.dmp

    Filesize

    5.6MB

  • memory/1328-83-0x0000000000400000-0x0000000000998000-memory.dmp

    Filesize

    5.6MB

  • memory/1328-78-0x0000000000400000-0x0000000000998000-memory.dmp

    Filesize

    5.6MB

  • memory/1820-114-0x0000000000400000-0x0000000000998000-memory.dmp

    Filesize

    5.6MB

  • memory/1820-108-0x0000000000400000-0x0000000000998000-memory.dmp

    Filesize

    5.6MB

  • memory/2032-62-0x0000000000400000-0x0000000000998000-memory.dmp

    Filesize

    5.6MB

  • memory/2032-56-0x0000000000400000-0x0000000000998000-memory.dmp

    Filesize

    5.6MB

  • memory/2032-55-0x0000000000400000-0x0000000000998000-memory.dmp

    Filesize

    5.6MB

  • memory/2032-54-0x0000000075451000-0x0000000075453000-memory.dmp

    Filesize

    8KB