Analysis

  • max time kernel
    150s
  • max time network
    119s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    09-11-2024 06:34

General

  • Target

    d2688c35ae8b0de4eff19ec4727d70ef0eee14188d30315b12ddee4cae608da6.exe

  • Size

    2.9MB

  • MD5

    367fe2c4bde5b954044c615722abdd39

  • SHA1

    a0210fd64c245af4737ac5039d053f216f0e6745

  • SHA256

    d2688c35ae8b0de4eff19ec4727d70ef0eee14188d30315b12ddee4cae608da6

  • SHA512

    d5134ce447c1e052f1985206428c5b4fb529006d6a210a63af4c573142060aa821b8a4441738446179bbad94014976a79aa850bbff448f55f7d7146ec6ccaee2

  • SSDEEP

    24576:+CwsbKgbQ5NANIvGTYwMHXA+wT1kfTw4SIuvB74fgt7ibhRM5QhKehFdMtRj7nHJ:+CwsbCANnKXferL7Vwe/Gg0P+Whyn2s

Malware Config

Signatures

  • Detect PurpleFox Rootkit 7 IoCs

    Detect PurpleFox Rootkit.

  • Gh0st RAT payload 8 IoCs
  • Gh0strat

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

  • Gh0strat family
  • PurpleFox

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

  • Purplefox family
  • 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 5 IoCs
  • Loads dropped DLL 7 IoCs
  • Drops file in System32 directory 6 IoCs
  • UPX packed file 9 IoCs

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

  • System Location Discovery: System Language Discovery 1 TTPs 8 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: LoadsDriver 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 6 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 30 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\d2688c35ae8b0de4eff19ec4727d70ef0eee14188d30315b12ddee4cae608da6.exe
    "C:\Users\Admin\AppData\Local\Temp\d2688c35ae8b0de4eff19ec4727d70ef0eee14188d30315b12ddee4cae608da6.exe"
    1⤵
    • Loads dropped DLL
    • System Location Discovery: System Language Discovery
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2420
    • 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:2356
    • 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:2964
      • 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:2820
        • 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:2856
  • C:\Windows\SysWOW64\svchost.exe
    C:\Windows\SysWOW64\svchost.exe -k "Remote Data"
    1⤵
      PID:2380
    • 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:2412
      • C:\Windows\SysWOW64\Remote Data.exe
        "C:\Windows\system32\Remote Data.exe" "c:\windows\system32\259432611.txt",MainThread
        2⤵
        • Executes dropped EXE
        • Loads dropped DLL
        • System Location Discovery: System Language Discovery
        PID:2604
    • 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:2472
      • 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:2824

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

    • C:\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\259432611.txt

      Filesize

      899KB

      MD5

      d7b7be1deb15ee73957e3267359fc41d

      SHA1

      3d0614dfdc3f404de7c2d5ce9e418f0647dae88c

      SHA256

      f242a8f13a9617c489ac841e8afc789ee16f3b58645064ba04af40e5f780d6dd

      SHA512

      6ff1cf402fd2ada3bb573e125aedcacf95fa92d17bf613cb3dd674d977c12c7868c4e1281e34a210b5cc871c34bebb1c0fc57b07c25cc3f13bd1d000cfedf669

    • \Windows\SysWOW64\Remote Data.exe

      Filesize

      43KB

      MD5

      51138beea3e2c21ec44d0932c71762a8

      SHA1

      8939cf35447b22dd2c6e6f443446acc1bf986d58

      SHA256

      5ad3c37e6f2b9db3ee8b5aeedc474645de90c66e3d95f8620c48102f1eba4124

      SHA512

      794f30fe452117ff2a26dc9d7086aaf82b639c2632ac2e381a81f5239caaec7c96922ba5d2d90bfd8d74f0a6cd4f79fbda63e14c6b779e5cf6834c13e4e45e7d

    • memory/2824-37-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/2824-36-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/2824-35-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/2824-33-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/2824-41-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/2824-42-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/2964-18-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/2964-21-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/2964-20-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB