Analysis

  • max time kernel
    149s
  • max time network
    153s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231222-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system
  • submitted
    30/12/2023, 12:37

General

  • Target

    18be026b300edca3362e4829381a67bf.exe

  • Size

    216KB

  • MD5

    18be026b300edca3362e4829381a67bf

  • SHA1

    f11c4db2595112e914df003c9731c76a538b91e3

  • SHA256

    045eadd4373b86d8dfb47845c6d852ea3c5c917bf4ac6f35a02e9d409edd1815

  • SHA512

    94cb580e56376cc4ec7662b974ad5b522641da1eb1ccba0d5d338f8dc4892b0336bacdb9222d67d8ade68055ba109ac3f5ceef845c16ecea0256779f63bf2424

  • SSDEEP

    6144:J+fLoJThyk047RTtfMfnz9NOIngb/y27G:Woh7Tmvrnx

Score
10/10

Malware Config

Extracted

Credentials

  • Protocol:
    ftp
  • Host:
    anonovo.freehostia.com
  • Port:
    21
  • Username:
    ananov
  • Password:
    24233854

Signatures

  • Executes dropped EXE 1 IoCs
  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Drops file in Windows directory 2 IoCs
  • Program crash 3 IoCs
  • Runs net.exe
  • Suspicious behavior: EnumeratesProcesses 14 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of FindShellTrayWindow 2 IoCs
  • Suspicious use of WriteProcessMemory 15 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\18be026b300edca3362e4829381a67bf.exe
    "C:\Users\Admin\AppData\Local\Temp\18be026b300edca3362e4829381a67bf.exe"
    1⤵
    • Drops file in Windows directory
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of WriteProcessMemory
    PID:436
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 436 -s 228
      2⤵
      • Program crash
      PID:2736
    • C:\Windows\SysWOW64\net.exe
      net stop SharedAccess
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:2168
      • C:\Windows\SysWOW64\net1.exe
        C:\Windows\system32\net1 stop SharedAccess
        3⤵
          PID:5044
      • C:\windows\xpos.exe
        C:\windows\xpos.exe
        2⤵
        • Executes dropped EXE
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of FindShellTrayWindow
        • Suspicious use of WriteProcessMemory
        PID:1276
        • C:\Windows\SysWOW64\net.exe
          net stop SharedAccess
          3⤵
          • Suspicious use of WriteProcessMemory
          PID:552
          • C:\Windows\SysWOW64\net1.exe
            C:\Windows\system32\net1 stop SharedAccess
            4⤵
              PID:440
          • C:\Windows\SysWOW64\WerFault.exe
            C:\Windows\SysWOW64\WerFault.exe -u -p 1276 -s 900
            3⤵
            • Program crash
            PID:8
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -pss -s 452 -p 436 -ip 436
        1⤵
          PID:4716
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -pss -s 528 -p 1276 -ip 1276
          1⤵
            PID:4340
          • C:\Windows\SysWOW64\WerFault.exe
            C:\Windows\SysWOW64\WerFault.exe -u -p 1276 -s 220
            1⤵
            • Program crash
            PID:828
          • C:\Windows\SysWOW64\WerFault.exe
            C:\Windows\SysWOW64\WerFault.exe -pss -s 532 -p 1276 -ip 1276
            1⤵
              PID:3504

            Network

                  MITRE ATT&CK Enterprise v15

                  Replay Monitor

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                  Downloads

                  • C:\windows\xpos.exe

                    Filesize

                    216KB

                    MD5

                    18be026b300edca3362e4829381a67bf

                    SHA1

                    f11c4db2595112e914df003c9731c76a538b91e3

                    SHA256

                    045eadd4373b86d8dfb47845c6d852ea3c5c917bf4ac6f35a02e9d409edd1815

                    SHA512

                    94cb580e56376cc4ec7662b974ad5b522641da1eb1ccba0d5d338f8dc4892b0336bacdb9222d67d8ade68055ba109ac3f5ceef845c16ecea0256779f63bf2424

                  • memory/436-10-0x0000000000400000-0x0000000000484000-memory.dmp

                    Filesize

                    528KB

                  • memory/436-5-0x0000000000400000-0x0000000000484000-memory.dmp

                    Filesize

                    528KB

                  • memory/436-0-0x0000000000610000-0x0000000000611000-memory.dmp

                    Filesize

                    4KB

                  • memory/1276-12-0x0000000002730000-0x0000000002731000-memory.dmp

                    Filesize

                    4KB

                  • memory/1276-11-0x0000000000400000-0x0000000000484000-memory.dmp

                    Filesize

                    528KB

                  • memory/1276-6-0x0000000000400000-0x0000000000484000-memory.dmp

                    Filesize

                    528KB

                  • memory/1276-13-0x0000000000400000-0x0000000000484000-memory.dmp

                    Filesize

                    528KB

                  • memory/1276-14-0x0000000000400000-0x0000000000484000-memory.dmp

                    Filesize

                    528KB

                  • memory/1276-15-0x0000000000400000-0x0000000000484000-memory.dmp

                    Filesize

                    528KB

                  • memory/1276-16-0x0000000000400000-0x0000000000484000-memory.dmp

                    Filesize

                    528KB

                  • memory/1276-17-0x0000000000400000-0x0000000000484000-memory.dmp

                    Filesize

                    528KB

                  • memory/1276-18-0x0000000000400000-0x0000000000484000-memory.dmp

                    Filesize

                    528KB

                  • memory/1276-19-0x0000000000400000-0x0000000000484000-memory.dmp

                    Filesize

                    528KB

                  • memory/1276-20-0x0000000000400000-0x0000000000484000-memory.dmp

                    Filesize

                    528KB