Analysis

  • max time kernel
    150s
  • max time network
    144s
  • platform
    windows7_x64
  • resource
    win7-20240215-en
  • resource tags

    arch:x64arch:x86image:win7-20240215-enlocale:en-usos:windows7-x64system
  • submitted
    25-05-2024 18:13

General

  • Target

    1c9bcce7f563907efef8217f515c257c9b18057fa51ffba07e289e3658c5a8bb.exe

  • Size

    15.0MB

  • MD5

    44e60e84e2184bb5e7034f377e25bad9

  • SHA1

    9a681455c625e741edbe5d5717d9ac0c38d02439

  • SHA256

    1c9bcce7f563907efef8217f515c257c9b18057fa51ffba07e289e3658c5a8bb

  • SHA512

    49e048823115e9471ad4d790745c7edda5ff00802268efa7da88b398f6c0204e21995d92baa361830c9d7e4f3e66e30365ea2c922bd0551e58bc0ac57f13e26f

  • SSDEEP

    393216:M7tKfM7TOCvRcThkIRWwE2r6KWqe4yEWq:kofc6thDx6KWquEWq

Malware Config

Signatures

  • Detect PurpleFox Rootkit 5 IoCs

    Detect PurpleFox Rootkit.

  • Gh0st RAT payload 6 IoCs
  • Gh0strat

    Gh0st RAT is a remote access tool (RAT) with its source code public and it has been used by multiple Chinese groups.

  • PurpleFox

    PurpleFox is an exploit kit used to distribute other malware families and first seen in 2018.

  • Drops file in Drivers directory 1 IoCs
  • Sets DLL path for service in the registry 2 TTPs 1 IoCs
  • Sets service image path in registry 2 TTPs 1 IoCs
  • Executes dropped EXE 6 IoCs
  • Loads dropped DLL 9 IoCs
  • UPX packed file 6 IoCs

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

  • Drops file in System32 directory 6 IoCs
  • Runs ping.exe 1 TTPs 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 1 IoCs
  • Suspicious behavior: LoadsDriver 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 6 IoCs
  • Suspicious use of FindShellTrayWindow 3 IoCs
  • Suspicious use of SendNotifyMessage 3 IoCs
  • Suspicious use of SetWindowsHookEx 6 IoCs
  • Suspicious use of WriteProcessMemory 34 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\1c9bcce7f563907efef8217f515c257c9b18057fa51ffba07e289e3658c5a8bb.exe
    "C:\Users\Admin\AppData\Local\Temp\1c9bcce7f563907efef8217f515c257c9b18057fa51ffba07e289e3658c5a8bb.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1268
    • C:\Users\Admin\AppData\Local\Temp\R.exe
      C:\Users\Admin\AppData\Local\Temp\\R.exe
      2⤵
      • Sets DLL path for service in the registry
      • Executes dropped EXE
      • Loads dropped DLL
      • Drops file in System32 directory
      PID:2848
    • C:\Users\Admin\AppData\Local\Temp\N.exe
      C:\Users\Admin\AppData\Local\Temp\\N.exe
      2⤵
      • Executes dropped EXE
      • Drops file in System32 directory
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:2912
      • C:\Windows\SysWOW64\cmd.exe
        C:\Windows\system32\cmd.exe /c ping -n 2 127.0.0.1 > nul && del C:\Users\Admin\AppData\Local\Temp\N.exe > nul
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:2916
        • C:\Windows\SysWOW64\PING.EXE
          ping -n 2 127.0.0.1
          4⤵
          • Runs ping.exe
          PID:2536
    • C:\Users\Admin\AppData\Local\Temp\HD_1c9bcce7f563907efef8217f515c257c9b18057fa51ffba07e289e3658c5a8bb.exe
      C:\Users\Admin\AppData\Local\Temp\HD_1c9bcce7f563907efef8217f515c257c9b18057fa51ffba07e289e3658c5a8bb.exe
      2⤵
      • Executes dropped EXE
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      • Suspicious use of SetWindowsHookEx
      PID:2424
  • C:\Windows\SysWOW64\svchost.exe
    C:\Windows\SysWOW64\svchost.exe -k "Remote Data"
    1⤵
      PID:2856
    • C:\Windows\SysWOW64\svchost.exe
      C:\Windows\SysWOW64\svchost.exe -k "Remote Data"
      1⤵
      • Loads dropped DLL
      • Drops file in System32 directory
      • Suspicious use of WriteProcessMemory
      PID:2600
      • C:\Windows\SysWOW64\Remote Data.exe
        "C:\Windows\system32\Remote Data.exe" "c:\windows\system32\259395950.txt",MainThread
        2⤵
        • Executes dropped EXE
        • Loads dropped DLL
        PID:1488
    • C:\Windows\SysWOW64\TXPlatfor.exe
      C:\Windows\SysWOW64\TXPlatfor.exe -auto
      1⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Suspicious use of WriteProcessMemory
      PID:2636
      • C:\Windows\SysWOW64\TXPlatfor.exe
        C:\Windows\SysWOW64\TXPlatfor.exe -acsi
        2⤵
        • Drops file in Drivers directory
        • Sets service image path in registry
        • Executes dropped EXE
        • Suspicious behavior: LoadsDriver
        • Suspicious use of AdjustPrivilegeToken
        PID:2656

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

    • C:\Users\Admin\AppData\Local\Temp\HD_X.dat

      Filesize

      2.6MB

      MD5

      ec0aff940b39fa12d106d924f2bcdec3

      SHA1

      867264bf0b0ba2c071e5b58ae2637dee7a02ceb5

      SHA256

      2c6bf446478148e1c5e403202394b8af56ca33d6d7311410aa946e43dd3b8f35

      SHA512

      d823434b4da0358592de6e94cc75fc8b2610a7f96f71dfb6f8ce3cb210f740aa68c4c54a89a5363100060c5f2181c68522d9bd38f028971d5b2f8d502e835d77

    • \Users\Admin\AppData\Local\Temp\HD_1c9bcce7f563907efef8217f515c257c9b18057fa51ffba07e289e3658c5a8bb.exe

      Filesize

      12.4MB

      MD5

      f9153e3d0bd9754608fb147b33f1b4a7

      SHA1

      0eb8cefb4b1ddae85ada449d7066c2cfdb49ce15

      SHA256

      a45f68db8cbdd29d4f829ec9f46dc36f6b315413bff2b2cf4d2f25c1b95c5238

      SHA512

      71104a1b71c81733891633d92d3260ad96580b68316b14079b076b6acc586ecb16d94f56b09c18b164be4745729412445a453544ceaa59ef46e224f95693e475

    • \Users\Admin\AppData\Local\Temp\N.exe

      Filesize

      377KB

      MD5

      4a36a48e58829c22381572b2040b6fe0

      SHA1

      f09d30e44ff7e3f20a5de307720f3ad148c6143b

      SHA256

      3de6c02f52a661b8f934f59541d0cf297bb489eb2155e346b63c7338e09aeaf8

      SHA512

      5d0ea398792f6b9eb3f188813c50b7f43929183b5733d2b595b2fd1c78722764fd15f62db1086b5c7edfb157661a6dcd544ddd80907ee7699dddbca1ef4022d0

    • \Users\Admin\AppData\Local\Temp\R.exe

      Filesize

      941KB

      MD5

      8dc3adf1c490211971c1e2325f1424d2

      SHA1

      4eec4a4e7cb97c5efa6c72e0731cd090c0c4adc5

      SHA256

      bc29f2022ab3b812e50c8681ff196f090c038b5ab51e37daffac4469a8c2eb2c

      SHA512

      ae92ea20b359849dcdba4808119b154e3af5ef3687ee09de1797610fe8c4d3eb9065b068074d35adddb4b225d17c619baff3944cb137ad196bcef7a6507f920d

    • \Windows\SysWOW64\259395950.txt

      Filesize

      899KB

      MD5

      92b90536dbaae39da1ee6d68864f228f

      SHA1

      c7e578fcbd7af5318260fd67c00cb5a61f77c0bf

      SHA256

      eda42d10652a561e59ff6b177879170fe4259e0da8c37cfccc7ba73d5015a405

      SHA512

      e49c3c58b4d08f72dbd805188e0be88ea83962b28ede12dc02cc12b3694cd8935d3116a14b9902bbbf1d10b8bc2453d1d6d19c2f66b074e2e2d6e362ded9c3a7

    • \Windows\SysWOW64\Remote Data.exe

      Filesize

      43KB

      MD5

      51138beea3e2c21ec44d0932c71762a8

      SHA1

      8939cf35447b22dd2c6e6f443446acc1bf986d58

      SHA256

      5ad3c37e6f2b9db3ee8b5aeedc474645de90c66e3d95f8620c48102f1eba4124

      SHA512

      794f30fe452117ff2a26dc9d7086aaf82b639c2632ac2e381a81f5239caaec7c96922ba5d2d90bfd8d74f0a6cd4f79fbda63e14c6b779e5cf6834c13e4e45e7d

    • memory/2656-39-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/2656-43-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/2656-52-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/2912-18-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/2912-21-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/2912-20-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB