Analysis

  • max time kernel
    151s
  • max time network
    152s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    29-05-2024 20:11

General

  • Target

    119cc69590469b78089fc4cde15d982aef798c04982ef3b34fb50fe40f6f9e8a.exe

  • Size

    2.9MB

  • MD5

    871762bfdf4dcff0dc3d1c3d66734e41

  • SHA1

    24c651624523b30f14571123bd0d959d03fabcff

  • SHA256

    119cc69590469b78089fc4cde15d982aef798c04982ef3b34fb50fe40f6f9e8a

  • SHA512

    add1bc31bdbb69ddb2ef0930c245e168f6fdd948460ebcab1add8aeb9d7d63cf54f1bc095bc27181d420550e39f937b396fd5d8a4e70add05029107becee350f

  • SSDEEP

    49152:LCwsbCANnKXferL7Vwe/Gg0P+WhJwT+sHq8mrwTX:Ows2ANnKXOaeOgmhJwTHHvmrwTX

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
  • 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 3 IoCs
  • UPX packed file 10 IoCs

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

  • Drops file in System32 directory 6 IoCs
  • Drops file in Program Files directory 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Runs ping.exe 1 TTPs 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious behavior: LoadsDriver 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 6 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 21 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\119cc69590469b78089fc4cde15d982aef798c04982ef3b34fb50fe40f6f9e8a.exe
    "C:\Users\Admin\AppData\Local\Temp\119cc69590469b78089fc4cde15d982aef798c04982ef3b34fb50fe40f6f9e8a.exe"
    1⤵
    • Drops file in Program Files directory
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2412
    • 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:1820
    • 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:2416
      • 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:32
        • C:\Windows\SysWOW64\PING.EXE
          ping -n 2 127.0.0.1
          4⤵
          • Runs ping.exe
          PID:1264
    • C:\Users\Admin\AppData\Local\Temp\HD_119cc69590469b78089fc4cde15d982aef798c04982ef3b34fb50fe40f6f9e8a.exe
      C:\Users\Admin\AppData\Local\Temp\HD_119cc69590469b78089fc4cde15d982aef798c04982ef3b34fb50fe40f6f9e8a.exe
      2⤵
      • Executes dropped EXE
      PID:2392
  • C:\Windows\SysWOW64\svchost.exe
    C:\Windows\SysWOW64\svchost.exe -k "Remote Data"
    1⤵
      PID:4036
    • 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:2512
      • C:\Windows\SysWOW64\Remote Data.exe
        "C:\Windows\system32\Remote Data.exe" "c:\windows\system32\240649562.txt",MainThread
        2⤵
        • Executes dropped EXE
        • Loads dropped DLL
        PID:2940
    • C:\Windows\SysWOW64\TXPlatfor.exe
      C:\Windows\SysWOW64\TXPlatfor.exe -auto
      1⤵
      • Executes dropped EXE
      • Suspicious use of WriteProcessMemory
      PID:3220
      • 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:2296
    • 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 --no-appcompat-clear --mojo-platform-channel-handle=4144 --field-trial-handle=3192,i,2785050981002401924,4037047756083432660,262144 --variations-seed-version /prefetch:8
      1⤵
        PID:4184

      Network

      MITRE ATT&CK Matrix ATT&CK v13

      Persistence

      Boot or Logon Autostart Execution

      2
      T1547

      Registry Run Keys / Startup Folder

      2
      T1547.001

      Privilege Escalation

      Boot or Logon Autostart Execution

      2
      T1547

      Registry Run Keys / Startup Folder

      2
      T1547.001

      Defense Evasion

      Modify Registry

      2
      T1112

      Discovery

      System Information Discovery

      1
      T1082

      Remote System Discovery

      1
      T1018

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • C:\Users\Admin\AppData\Local\Temp\HD_119cc69590469b78089fc4cde15d982aef798c04982ef3b34fb50fe40f6f9e8a.exe
        Filesize

        381KB

        MD5

        33b46780b96baf009603b223bf30cabe

        SHA1

        baada5413469d7e2299a2182977cd083e1bea38a

        SHA256

        9508cdbc4cd2350dbff1617343ad88ffbd041e81b51da0726a4202fce344db93

        SHA512

        2b8cb619572ac0a6a6f682ca575070b6c12803415173ef6f05ae0f180293cc5f355f63f857376579a3859a39b10ff46f2baef8d720174eb2eb16aee86c9c1d6a

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

        2.5MB

        MD5

        6598773acd8e0f37f36f2bd286458d9d

        SHA1

        1011ab0448191ea81a7d7611dec3de57b867606c

        SHA256

        de23c9349e88c3de4f7c95124dd0d4040b88f836e48d7638a9cb60981bfb93f6

        SHA512

        8cbfba0e49ea04ec965a3e34d0db92bec74a991f2322b0b36254903cd047c6e79c7329ce77a20007948e91cc9fd27b7e0810e781e48b2895a766c7ec7bc65841

      • 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:\Users\Admin\AppData\Local\Temp\RCXB0CF.tmp
        Filesize

        2.6MB

        MD5

        516234ebab6050a8ea9937ece3067693

        SHA1

        20adeaedddbb141515d3caa4c2804960afa43d31

        SHA256

        013192215ad7083667199e1ae72bf57b3c8150efa2b2d6f0d48d57ad63c5863a

        SHA512

        ddb6991ac38c279e8429ee4740cb009f2498252fbb09193f28e6a34d80c4402d571b434e53d0ffb866f8c1bd3783bf579c602b66d63ed14e5cd3ded701737af2

      • C:\Users\Admin\AppData\Local\Temp\X.ico
        Filesize

        69KB

        MD5

        e33fb6d686b1a8b171349572c5a33f67

        SHA1

        29f24fe536adf799b69b63c83efadc1bce457a54

        SHA256

        020c8e0963f89f4b14538b7d69e83c6fec44a29bbbd52fbb6deb2be5c697f450

        SHA512

        cf1f1d6a9efe53f84e5b4a8246b87c0b96496716605d1b00352d9aae30e664d3d2cbadebf598b4e690a9feef0b5785887a4e643cc5f68938ca744af1d3539e55

      • C:\Windows\SysWOW64\240649562.txt
        Filesize

        899KB

        MD5

        36612fc5defcfc71bab65594dd215489

        SHA1

        232d2f43c19c148b78ee4dc541856494b0cb1f63

        SHA256

        b3bf2cda00138c30d508be1a6ccf9e50cba52d8cfeb3471a39ba8a20004d722d

        SHA512

        6901d6fef93dc3d0ae78edf3e8aacc4d9705995c787f4a5ccfdcdf2a73e8d9734dc9713daf89f00371585505a764adfd918eecb7d119fbc5747c47a3573adfce

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

        60KB

        MD5

        889b99c52a60dd49227c5e485a016679

        SHA1

        8fa889e456aa646a4d0a4349977430ce5fa5e2d7

        SHA256

        6cbe0e1f046b13b29bfa26f8b368281d2dda7eb9b718651d5856f22cc3e02910

        SHA512

        08933106eaf338dd119c45cbf1f83e723aff77cc0f8d3fc84e36253b1eb31557a54211d1d5d1cb58958188e32064d451f6c66a24b3963cccd3de07299ab90641

      • memory/2296-40-0x0000000010000000-0x00000000101B6000-memory.dmp
        Filesize

        1.7MB

      • memory/2296-45-0x0000000010000000-0x00000000101B6000-memory.dmp
        Filesize

        1.7MB

      • memory/2296-43-0x0000000010000000-0x00000000101B6000-memory.dmp
        Filesize

        1.7MB

      • memory/2416-19-0x0000000010000000-0x00000000101B6000-memory.dmp
        Filesize

        1.7MB

      • memory/2416-20-0x0000000010000000-0x00000000101B6000-memory.dmp
        Filesize

        1.7MB

      • memory/2416-23-0x0000000010000000-0x00000000101B6000-memory.dmp
        Filesize

        1.7MB

      • memory/2416-17-0x0000000010000000-0x00000000101B6000-memory.dmp
        Filesize

        1.7MB

      • memory/3220-28-0x0000000010000000-0x00000000101B6000-memory.dmp
        Filesize

        1.7MB

      • memory/3220-29-0x0000000010000000-0x00000000101B6000-memory.dmp
        Filesize

        1.7MB

      • memory/3220-26-0x0000000010000000-0x00000000101B6000-memory.dmp
        Filesize

        1.7MB