Analysis

  • max time kernel
    150s
  • max time network
    146s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240611-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240611-enlocale:en-usos:windows10-2004-x64system
  • submitted
    20-06-2024 04:32

General

  • Target

    561e897417bde7a0560d359385cd286a2222997e59dc98af93d4a23951541f68.exe

  • Size

    2.4MB

  • MD5

    f7c6da8e4588c6b723ab9af185be0a43

  • SHA1

    5c9066d2877e49ac7b15e764ed88882bb4b7bea2

  • SHA256

    561e897417bde7a0560d359385cd286a2222997e59dc98af93d4a23951541f68

  • SHA512

    48aae3b89e52e32d6240cf60fb150d3938447de54755e9cc76d86fbb5f24588cb1dc63628e76c535b91a576719e1a8f2105d429fee34a590656cd5e0d0c47e5a

  • SSDEEP

    24576:sCwsbKgbQ5NANIvGTYwMHXA+wT1kfTw4SIuvB74fgt7ibhRM5QhKehFdMtRj7nHI:sCwsbCANnKXferL7Vwe/Gg0P+WhwE62

Malware Config

Signatures

  • Detect PurpleFox Rootkit 8 IoCs

    Detect PurpleFox Rootkit.

  • Gh0st RAT payload 9 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 5 IoCs
  • Loads dropped DLL 3 IoCs
  • UPX packed file 10 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: LoadsDriver 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 6 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 18 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\561e897417bde7a0560d359385cd286a2222997e59dc98af93d4a23951541f68.exe
    "C:\Users\Admin\AppData\Local\Temp\561e897417bde7a0560d359385cd286a2222997e59dc98af93d4a23951541f68.exe"
    1⤵
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2768
    • 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
      PID:3596
    • 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:1444
      • 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:1684
        • C:\Windows\SysWOW64\PING.EXE
          ping -n 2 127.0.0.1
          4⤵
          • Runs ping.exe
          PID:1980
  • C:\Windows\SysWOW64\svchost.exe
    C:\Windows\SysWOW64\svchost.exe -k "Remote Data"
    1⤵
      PID:3828
    • 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:3196
      • C:\Windows\SysWOW64\Remote Data.exe
        "C:\Windows\system32\Remote Data.exe" "c:\windows\system32\240691687.txt",MainThread
        2⤵
        • Executes dropped EXE
        • Loads dropped DLL
        PID:4404
    • C:\Windows\SysWOW64\TXPlatfor.exe
      C:\Windows\SysWOW64\TXPlatfor.exe -auto
      1⤵
      • Executes dropped EXE
      • Suspicious use of WriteProcessMemory
      PID:2280
      • 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:4152
    • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
      "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --field-trial-handle=3920,i,5229431749694857451,16836185654682871752,262144 --variations-seed-version --mojo-platform-channel-handle=2728 /prefetch:8
      1⤵
        PID:2652

      Network

      MITRE ATT&CK Matrix ATT&CK v13

      Persistence

      Server Software Component

      1
      T1505

      Terminal Services DLL

      1
      T1505.005

      Boot or Logon Autostart Execution

      1
      T1547

      Registry Run Keys / Startup Folder

      1
      T1547.001

      Privilege Escalation

      Boot or Logon Autostart Execution

      1
      T1547

      Registry Run Keys / Startup Folder

      1
      T1547.001

      Defense Evasion

      Modify Registry

      1
      T1112

      Discovery

      Remote System Discovery

      1
      T1018

      Replay Monitor

      Loading Replay Monitor...

      Downloads

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

        2.4MB

        MD5

        f7c6da8e4588c6b723ab9af185be0a43

        SHA1

        5c9066d2877e49ac7b15e764ed88882bb4b7bea2

        SHA256

        561e897417bde7a0560d359385cd286a2222997e59dc98af93d4a23951541f68

        SHA512

        48aae3b89e52e32d6240cf60fb150d3938447de54755e9cc76d86fbb5f24588cb1dc63628e76c535b91a576719e1a8f2105d429fee34a590656cd5e0d0c47e5a

      • C:\Users\Admin\AppData\Local\Temp\N.exe
        Filesize

        377KB

        MD5

        4a36a48e58829c22381572b2040b6fe0

        SHA1

        f09d30e44ff7e3f20a5de307720f3ad148c6143b

        SHA256

        3de6c02f52a661b8f934f59541d0cf297bb489eb2155e346b63c7338e09aeaf8

        SHA512

        5d0ea398792f6b9eb3f188813c50b7f43929183b5733d2b595b2fd1c78722764fd15f62db1086b5c7edfb157661a6dcd544ddd80907ee7699dddbca1ef4022d0

      • C:\Users\Admin\AppData\Local\Temp\R.exe
        Filesize

        941KB

        MD5

        8dc3adf1c490211971c1e2325f1424d2

        SHA1

        4eec4a4e7cb97c5efa6c72e0731cd090c0c4adc5

        SHA256

        bc29f2022ab3b812e50c8681ff196f090c038b5ab51e37daffac4469a8c2eb2c

        SHA512

        ae92ea20b359849dcdba4808119b154e3af5ef3687ee09de1797610fe8c4d3eb9065b068074d35adddb4b225d17c619baff3944cb137ad196bcef7a6507f920d

      • C:\Windows\SysWOW64\240691687.txt
        Filesize

        899KB

        MD5

        47d75a9872fdc997d83b2c11e80d426f

        SHA1

        d69f9fe4d330ff29cbbca1c048e31f13250d7b2e

        SHA256

        a4a00d26adafd7d37dca601147da955eec716497543721aa0d1c22da7a902fe3

        SHA512

        9331d71fbb1d94ccca73048297b042611f44abe84ecf5b5eee1a3b33e6865fabae101b6d23c9147ab7c9da8d97bc2082d17cf0275144622dc74b02ee4f3c9c34

      • C:\Windows\SysWOW64\Remote Data.exe
        Filesize

        60KB

        MD5

        889b99c52a60dd49227c5e485a016679

        SHA1

        8fa889e456aa646a4d0a4349977430ce5fa5e2d7

        SHA256

        6cbe0e1f046b13b29bfa26f8b368281d2dda7eb9b718651d5856f22cc3e02910

        SHA512

        08933106eaf338dd119c45cbf1f83e723aff77cc0f8d3fc84e36253b1eb31557a54211d1d5d1cb58958188e32064d451f6c66a24b3963cccd3de07299ab90641

      • memory/1444-20-0x0000000010000000-0x00000000101B6000-memory.dmp
        Filesize

        1.7MB

      • memory/1444-23-0x0000000010000000-0x00000000101B6000-memory.dmp
        Filesize

        1.7MB

      • memory/1444-17-0x0000000010000000-0x00000000101B6000-memory.dmp
        Filesize

        1.7MB

      • memory/1444-19-0x0000000010000000-0x00000000101B6000-memory.dmp
        Filesize

        1.7MB

      • memory/2280-26-0x0000000010000000-0x00000000101B6000-memory.dmp
        Filesize

        1.7MB

      • memory/2280-28-0x0000000010000000-0x00000000101B6000-memory.dmp
        Filesize

        1.7MB

      • memory/2280-29-0x0000000010000000-0x00000000101B6000-memory.dmp
        Filesize

        1.7MB

      • memory/4152-36-0x0000000010000000-0x00000000101B6000-memory.dmp
        Filesize

        1.7MB

      • memory/4152-39-0x0000000010000000-0x00000000101B6000-memory.dmp
        Filesize

        1.7MB

      • memory/4152-41-0x0000000010000000-0x00000000101B6000-memory.dmp
        Filesize

        1.7MB