Analysis

  • max time kernel
    150s
  • max time network
    118s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    08-09-2024 18:29

General

  • Target

    97ccaf241a1ee46695ef655a3fcdc99e08a6f0c18ad7709227cee065ab2f4442.exe

  • Size

    8.9MB

  • MD5

    29fc9fd81371b878e3f5ca8d4430111e

  • SHA1

    43f27b4c7b4bd9e97c8cc2a015603758520aa03e

  • SHA256

    97ccaf241a1ee46695ef655a3fcdc99e08a6f0c18ad7709227cee065ab2f4442

  • SHA512

    852663f2cfb0c77dedfbded71da2544a28c040009110fc5e45d3f96fa163a3afe94adca37be9677673c14f0f96a44c5f22f18cc76254605f385f7d8789bcb000

  • SSDEEP

    196608:9KXbeO7SwEI3Ccdv/E/uObuAdGEHdxTmluE/VPEjM:W7oI1v/EGOC9EHd5qPEjM

Malware Config

Signatures

  • Detect PurpleFox Rootkit 6 IoCs

    Detect PurpleFox Rootkit.

  • Gh0st RAT payload 7 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
  • Server Software Component: Terminal Services DLL 1 TTPs 1 IoCs
  • Sets service image path in registry 2 TTPs 1 IoCs
  • Executes dropped EXE 6 IoCs
  • Loads dropped DLL 11 IoCs
  • UPX packed file 6 IoCs

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

  • Drops file in System32 directory 6 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 9 IoCs

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

  • System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 2 IoCs

    Adversaries may check for Internet connectivity on compromised systems.

  • 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 28 IoCs
  • Suspicious use of WriteProcessMemory 34 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\97ccaf241a1ee46695ef655a3fcdc99e08a6f0c18ad7709227cee065ab2f4442.exe
    "C:\Users\Admin\AppData\Local\Temp\97ccaf241a1ee46695ef655a3fcdc99e08a6f0c18ad7709227cee065ab2f4442.exe"
    1⤵
    • Loads dropped DLL
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2408
    • C:\Users\Admin\AppData\Local\Temp\R.exe
      C:\Users\Admin\AppData\Local\Temp\\R.exe
      2⤵
      • Server Software Component: Terminal Services DLL
      • Executes dropped EXE
      • Loads dropped DLL
      • Drops file in System32 directory
      • System Location Discovery: System Language Discovery
      PID:1632
    • 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
      • System Location Discovery: System Language Discovery
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:2388
      • 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⤵
        • System Location Discovery: System Language Discovery
        • System Network Configuration Discovery: Internet Connection Discovery
        • Suspicious use of WriteProcessMemory
        PID:2852
        • C:\Windows\SysWOW64\PING.EXE
          ping -n 2 127.0.0.1
          4⤵
          • System Location Discovery: System Language Discovery
          • System Network Configuration Discovery: Internet Connection Discovery
          • Runs ping.exe
          PID:2736
    • C:\Users\Admin\AppData\Local\Temp\HD_97ccaf241a1ee46695ef655a3fcdc99e08a6f0c18ad7709227cee065ab2f4442.exe
      C:\Users\Admin\AppData\Local\Temp\HD_97ccaf241a1ee46695ef655a3fcdc99e08a6f0c18ad7709227cee065ab2f4442.exe
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      • Suspicious use of SetWindowsHookEx
      PID:2816
  • C:\Windows\SysWOW64\svchost.exe
    C:\Windows\SysWOW64\svchost.exe -k "Remote Data"
    1⤵
      PID:1536
    • C:\Windows\SysWOW64\svchost.exe
      C:\Windows\SysWOW64\svchost.exe -k "Remote Data"
      1⤵
      • Loads dropped DLL
      • Drops file in System32 directory
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:2272
      • C:\Windows\SysWOW64\Remote Data.exe
        "C:\Windows\system32\Remote Data.exe" "c:\windows\system32\259437961.txt",MainThread
        2⤵
        • Executes dropped EXE
        • Loads dropped DLL
        • System Location Discovery: System Language Discovery
        PID:2012
    • C:\Windows\SysWOW64\TXPlatfor.exe
      C:\Windows\SysWOW64\TXPlatfor.exe -auto
      1⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:2216
      • 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:2744

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

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

      Filesize

      2.5MB

      MD5

      4595c255dc5e703efe8a9d55129bffb2

      SHA1

      dabd855c7e99d212a91d697d4931fbeebea06786

      SHA256

      1d10dc8ab863d9253150869e38be915574490a25c89934f6f4645e76e8853c29

      SHA512

      88af3a974d2c72d9c407bd156c99cb0b5bffd2951eea5a057f884092fcce2fb66c5e1a12535532905d924acff3f1af09e4a608b416c124b1ef7a2d951010e64c

    • \Users\Admin\AppData\Local\Temp\E_N60005\exui.fne

      Filesize

      3.1MB

      MD5

      c8c2bb44eaece6ae2e6fda0e3c05d72e

      SHA1

      6bb1b324eaccbc4ae76761fd661a654e8a2345e5

      SHA256

      2b23008eae258d1a90e374cc154476e64fe2c5b44b5047e3456d5e3a50454e5a

      SHA512

      c8e76eb913d64e7bef0e41dd01b6dd659fbea2d755a5c86228d7923ec162aa283d3a85213a968b24d5d2bd8ea33ed3e12d12a2ab1c4f3461b0d4cbcba61c2209

    • \Users\Admin\AppData\Local\Temp\E_N60005\krnln.fnr

      Filesize

      1.2MB

      MD5

      1eece63319e7c5f6718562129b1572f1

      SHA1

      089ea3a605639eb1292f6a2a9720f0b2801b0b6e

      SHA256

      4bed8a6e4e1548fddee40927b438132b47ef2aca6e9beb06b89fcf7714726310

      SHA512

      13537d1dd80fa87b6b908361957e8c434ca547a575c8c8aab43423063e60cb5523fb1843a467ae73db4a64d278c06b831551e78ae6d895201f7ef0c5b162c1ab

    • \Users\Admin\AppData\Local\Temp\HD_97ccaf241a1ee46695ef655a3fcdc99e08a6f0c18ad7709227cee065ab2f4442.exe

      Filesize

      6.4MB

      MD5

      10a0887be84cb86d8ecd5a40cd553e7a

      SHA1

      70cf4ddd00b92a5030f85efe0b0fb952a9911115

      SHA256

      eca3cf4cd29edc2ee95e8a398c9c9b2eca2e1eed6fa65fd23d5503335022be51

      SHA512

      533092deb00358acc431539424a20633704a51775b1bbbfc97ef490aeb6ef755e3f79632b5b7a45ade4ad47cca8f469a8902200ed7a52aafc3a82a93f37fb10d

    • \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\259437961.txt

      Filesize

      899KB

      MD5

      ab445a6e25ed1456f5dc0405f2fce4ef

      SHA1

      8b859e532bf66d3d63da1ccac9888e35ebdc727e

      SHA256

      d0e14d542d5d66c280db28b1baa93b950c95af0f54a82fdea91ba0f8c0f1f0b2

      SHA512

      30d62f063a95fa446985d224531769d5d7cdf11f4558cacec18b8111fe0a173896e59e6a70c7b89feea1cc2da187d2b5278ff9b9e817f7fb6792637242a1368d

    • \Windows\SysWOW64\Remote Data.exe

      Filesize

      43KB

      MD5

      51138beea3e2c21ec44d0932c71762a8

      SHA1

      8939cf35447b22dd2c6e6f443446acc1bf986d58

      SHA256

      5ad3c37e6f2b9db3ee8b5aeedc474645de90c66e3d95f8620c48102f1eba4124

      SHA512

      794f30fe452117ff2a26dc9d7086aaf82b639c2632ac2e381a81f5239caaec7c96922ba5d2d90bfd8d74f0a6cd4f79fbda63e14c6b779e5cf6834c13e4e45e7d

    • memory/2388-21-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/2388-18-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/2388-20-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/2408-66-0x0000000003ED0000-0x000000000439D000-memory.dmp

      Filesize

      4.8MB

    • memory/2408-74-0x0000000003ED0000-0x000000000439D000-memory.dmp

      Filesize

      4.8MB

    • memory/2408-64-0x0000000003ED0000-0x000000000439D000-memory.dmp

      Filesize

      4.8MB

    • memory/2744-57-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/2744-63-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/2744-49-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/2816-67-0x0000000000400000-0x00000000008CD000-memory.dmp

      Filesize

      4.8MB

    • memory/2816-61-0x0000000002C30000-0x0000000002F59000-memory.dmp

      Filesize

      3.2MB