Analysis

  • max time kernel
    150s
  • max time network
    143s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240611-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240611-enlocale:en-usos:windows10-2004-x64system
  • submitted
    25-06-2024 18:25

General

  • Target

    25e0d0fb744ee978e7b003446b58326770c6c16cf5af24d25111384a5b05c941.exe

  • Size

    3.3MB

  • MD5

    e94357633544e68efc4e5b49c9455fc5

  • SHA1

    6cf00804bb4d96c0db756907378f57f760920a33

  • SHA256

    25e0d0fb744ee978e7b003446b58326770c6c16cf5af24d25111384a5b05c941

  • SHA512

    6cf399e8e13363eb8d0b9c54fdb023a511f8f3e32056dd8be7cc571939e6ed0dd4b5a55adafd16a1479d5187e10281d416b0138f1d03fc2253ed268fdfa25083

  • SSDEEP

    49152:fCwsbCANnKXferL7Vwe/Gg0P+WhcahKdW0r9njLxfqLGyThAWHNa:Kws2ANnKXOaeOgmhcn7n3xSTThAW4

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 6 IoCs
  • Loads dropped DLL 10 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 13 IoCs
  • Suspicious use of WriteProcessMemory 21 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\25e0d0fb744ee978e7b003446b58326770c6c16cf5af24d25111384a5b05c941.exe
    "C:\Users\Admin\AppData\Local\Temp\25e0d0fb744ee978e7b003446b58326770c6c16cf5af24d25111384a5b05c941.exe"
    1⤵
    • Drops file in Program Files directory
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2136
    • 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:692
    • 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:928
      • 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:1844
        • C:\Windows\SysWOW64\PING.EXE
          ping -n 2 127.0.0.1
          4⤵
          • Runs ping.exe
          PID:1008
    • C:\Users\Admin\AppData\Local\Temp\HD_25e0d0fb744ee978e7b003446b58326770c6c16cf5af24d25111384a5b05c941.exe
      C:\Users\Admin\AppData\Local\Temp\HD_25e0d0fb744ee978e7b003446b58326770c6c16cf5af24d25111384a5b05c941.exe
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Suspicious use of SetWindowsHookEx
      PID:2532
  • C:\Windows\SysWOW64\svchost.exe
    C:\Windows\SysWOW64\svchost.exe -k "Remote Data"
    1⤵
      PID:1164
    • 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:4296
      • C:\Windows\SysWOW64\Remote Data.exe
        "C:\Windows\system32\Remote Data.exe" "c:\windows\system32\240600421.txt",MainThread
        2⤵
        • Executes dropped EXE
        • Loads dropped DLL
        PID:5092
    • C:\Windows\SysWOW64\TXPlatfor.exe
      C:\Windows\SysWOW64\TXPlatfor.exe -auto
      1⤵
      • Executes dropped EXE
      • Suspicious use of WriteProcessMemory
      PID:700
      • 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:432

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

    • C:\Users\Admin\AppData\Local\Temp\E_N60005\EThread.fne

      Filesize

      60KB

      MD5

      206396257b97bd275a90ce6c2c0c37fd

      SHA1

      3cae4506a033cf7e97156d5261f2a247c6270f42

      SHA256

      64eef86745d7ae0168fec357099e2e952ce74ee19576d06cc8c8c65f210cc22c

      SHA512

      4c23e52b5b23b305c3172e01dd205e15fda8f20f8b60776ba59d080bf05bbbca456a0ed232f2e2a2bf01d32efb913063f89fb4928bc4d5d1c1eb4c4979803455

    • C:\Users\Admin\AppData\Local\Temp\E_N60005\edroptarget.fne

      Filesize

      156KB

      MD5

      ca77aec89bd2f81bbef77ff26b88148a

      SHA1

      27e8eb70f218d5d085344fce21653dc31e0dda29

      SHA256

      1eaf42e6c734eb332f0edf7d3cf7c408f72b3267ae5408675d3604a6b23319d2

      SHA512

      985592f5a0c5916b1dc83079f17abb0fb4fb20aeb8b9a9d6ffd1b196eeda45d5d2393654cee3e6c1405d431f2fd55403ce734d75a948fdc56fea2d67217067cf

    • C:\Users\Admin\AppData\Local\Temp\E_N60005\iext.fnr

      Filesize

      216KB

      MD5

      3f1b2b497172b65f7bb15453d0d93de0

      SHA1

      e24556e47ced0b6ae6b89a5e280b83e15ed42e8a

      SHA256

      4f9ad22aa55455f56619e76a01afeb337e1f28f61c7dde5869eb2a6d8776581e

      SHA512

      8837e6108ffde548674487c5ebba3e3dbee8bfafa5727470d3ebaeec039baefc6dc3d756a199f4fb334754985288f0a5577b32eb41fbd69295fc9681354cd3f2

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

      Filesize

      1.2MB

      MD5

      1eece63319e7c5f6718562129b1572f1

      SHA1

      089ea3a605639eb1292f6a2a9720f0b2801b0b6e

      SHA256

      4bed8a6e4e1548fddee40927b438132b47ef2aca6e9beb06b89fcf7714726310

      SHA512

      13537d1dd80fa87b6b908361957e8c434ca547a575c8c8aab43423063e60cb5523fb1843a467ae73db4a64d278c06b831551e78ae6d895201f7ef0c5b162c1ab

    • C:\Users\Admin\AppData\Local\Temp\HD_25e0d0fb744ee978e7b003446b58326770c6c16cf5af24d25111384a5b05c941.exe

      Filesize

      1008KB

      MD5

      26f69790452e4604aa779c22921ccc6e

      SHA1

      5322f3ceca37d96c03e7d39a2e9e29b3c78a9926

      SHA256

      7cafb2039397269d8bf0dcf035c862fe7ba1607393844f66c311b6c4733006c9

      SHA512

      b41aa3a962ef862d9444287fd661f3d4b1ab068c51a9fe76fa12533f0a0454ba60d87bdc3e6a1d0b365ff615ea151ddf67e67c2eea1a5ec72d657b51c0b54caa

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

      Filesize

      2.3MB

      MD5

      2af0b2d8a65b3cdb9f3c534d75a0a2cf

      SHA1

      ea7ff94fbfbe4bc3fe91dd1b43edbb0312d6c69b

      SHA256

      817c94c9c8f1fc5efb729c36c77bccee7bfa4d47e3a8985e25c73f0556cabd3a

      SHA512

      2a378eaad937f6c214b9ea73355b60c93e032d257f0d0eb9e8d019008fc5284642d4b6a37b958b37b18e604f25b242c29ae766bb85d5136b3f6443b755188759

    • 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\240600421.txt

      Filesize

      899KB

      MD5

      7b69c013a3f987396ee37b6a841b764a

      SHA1

      24140b20c540c0a3238a4d4d4b3471e5ee0400c9

      SHA256

      8f17043db1b738f19b014873900f01647442fd25516902eebef8493e3ed890e0

      SHA512

      7ec6f20b7d340306e2e9d961ddd14d18f530043334cc35834f64004fee47db072a121c3dfacaaaabd060e8230effce96d171a4fd6a5460e67fddf74a53328fd2

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

      Filesize

      60KB

      MD5

      889b99c52a60dd49227c5e485a016679

      SHA1

      8fa889e456aa646a4d0a4349977430ce5fa5e2d7

      SHA256

      6cbe0e1f046b13b29bfa26f8b368281d2dda7eb9b718651d5856f22cc3e02910

      SHA512

      08933106eaf338dd119c45cbf1f83e723aff77cc0f8d3fc84e36253b1eb31557a54211d1d5d1cb58958188e32064d451f6c66a24b3963cccd3de07299ab90641

    • memory/432-62-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/432-50-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/432-54-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/700-28-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/700-26-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/700-29-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/928-19-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/928-23-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/928-20-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/928-17-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/2532-58-0x0000000002250000-0x0000000002294000-memory.dmp

      Filesize

      272KB

    • memory/2532-66-0x00000000022A0000-0x00000000022CA000-memory.dmp

      Filesize

      168KB

    • memory/2532-35-0x0000000000400000-0x000000000041B000-memory.dmp

      Filesize

      108KB

    • memory/2532-73-0x0000000004530000-0x000000000454C000-memory.dmp

      Filesize

      112KB

    • memory/2532-98-0x0000000000400000-0x000000000041B000-memory.dmp

      Filesize

      108KB