Analysis

  • max time kernel
    150s
  • max time network
    139s
  • platform
    windows7_x64
  • resource
    win7-20240508-en
  • resource tags

    arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system
  • submitted
    25-06-2024 18:24

General

  • Target

    c6c5da9cbdf1f3b2d6b85d7e32bb962f9a9ba4d1111bd2c63a24108e927ebe84.exe

  • Size

    2.8MB

  • MD5

    f2fb26a39ad5bcd9a248dacc296b9947

  • SHA1

    56f673275df87b267673dc276e8f0ff90de4e27a

  • SHA256

    c6c5da9cbdf1f3b2d6b85d7e32bb962f9a9ba4d1111bd2c63a24108e927ebe84

  • SHA512

    13f2ffa5519b676ae4c1eb0101b4ba4c33208c82c816c703b6f8be6c4137fae7541d6a70c0816b1613ecdcc0731b669d5c40e12ce76efd77af895bcadb872e11

  • SSDEEP

    49152:ACwsbCANnKXferL7Vwe/Gg0P+WhMA3yBA3:Lws2ANnKXOaeOgmhW

Malware Config

Signatures

  • Detect PurpleFox Rootkit 5 IoCs

    Detect PurpleFox Rootkit.

  • Gh0st RAT payload 6 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 7 IoCs
  • Loads dropped DLL 9 IoCs
  • UPX packed file 6 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: EnumeratesProcesses 1 IoCs
  • Suspicious behavior: LoadsDriver 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 6 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 34 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\c6c5da9cbdf1f3b2d6b85d7e32bb962f9a9ba4d1111bd2c63a24108e927ebe84.exe
    "C:\Users\Admin\AppData\Local\Temp\c6c5da9cbdf1f3b2d6b85d7e32bb962f9a9ba4d1111bd2c63a24108e927ebe84.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2036
    • 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:2940
    • 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:2708
      • 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:2668
        • C:\Windows\SysWOW64\PING.EXE
          ping -n 2 127.0.0.1
          4⤵
          • Runs ping.exe
          PID:2912
    • C:\Users\Admin\AppData\Local\Temp\HD_c6c5da9cbdf1f3b2d6b85d7e32bb962f9a9ba4d1111bd2c63a24108e927ebe84.exe
      C:\Users\Admin\AppData\Local\Temp\HD_c6c5da9cbdf1f3b2d6b85d7e32bb962f9a9ba4d1111bd2c63a24108e927ebe84.exe
      2⤵
      • Executes dropped EXE
      PID:2496
  • C:\Windows\SysWOW64\svchost.exe
    C:\Windows\SysWOW64\svchost.exe -k "Remote Data"
    1⤵
      PID:3068
    • 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:2604
      • C:\Windows\SysWOW64\Remote Data.exe
        "C:\Windows\system32\Remote Data.exe" "c:\windows\system32\259401707.txt",MainThread
        2⤵
        • Executes dropped EXE
        • Loads dropped DLL
        PID:1908
    • C:\Windows\SysWOW64\TXPlatfor.exe
      C:\Windows\SysWOW64\TXPlatfor.exe -auto
      1⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Suspicious use of WriteProcessMemory
      PID:2592
      • 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:2516

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\HD_c6c5da9cbdf1f3b2d6b85d7e32bb962f9a9ba4d1111bd2c63a24108e927ebe84.exe

      Filesize

      344KB

      MD5

      8bf52d9348b9f3d243f9c3f780ef691b

      SHA1

      bc9a05dc082a0711cbc0756b295c1055cd4ee233

      SHA256

      a4c707b9648d16900506af7bde4eda579b22d2f888925864182f34dee439640b

      SHA512

      e6a9d25d8343c512ef32eb28fb1f5d7dcbe4e894ea2cded228a9f99c70f6162cd8e3fbee36f1977ddc6c860ea57c1d3317b73296f39b91ab2701b96b5395178e

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

      Filesize

      941KB

      MD5

      8dc3adf1c490211971c1e2325f1424d2

      SHA1

      4eec4a4e7cb97c5efa6c72e0731cd090c0c4adc5

      SHA256

      bc29f2022ab3b812e50c8681ff196f090c038b5ab51e37daffac4469a8c2eb2c

      SHA512

      ae92ea20b359849dcdba4808119b154e3af5ef3687ee09de1797610fe8c4d3eb9065b068074d35adddb4b225d17c619baff3944cb137ad196bcef7a6507f920d

    • C:\Users\Admin\Desktop\SelectOpen.exe

      Filesize

      2.6MB

      MD5

      9b68267c7f2f49aea042d1ec1ef10c88

      SHA1

      a41727203a1b52ab6149e125905c7c0171ec3402

      SHA256

      9c86219c28747fb29b2bdcdea8274fd2dd1857c6688a4cebc188d322b9b62298

      SHA512

      baf7aa43a435ed57c12c1925b9906bc3f06a7b9f6bb2916384d5a0b1ccf0d4f142394c952cfff3ddc5050d46fc7fa73963d8398422de5b149fa51365c148fdf4

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

      Filesize

      377KB

      MD5

      4a36a48e58829c22381572b2040b6fe0

      SHA1

      f09d30e44ff7e3f20a5de307720f3ad148c6143b

      SHA256

      3de6c02f52a661b8f934f59541d0cf297bb489eb2155e346b63c7338e09aeaf8

      SHA512

      5d0ea398792f6b9eb3f188813c50b7f43929183b5733d2b595b2fd1c78722764fd15f62db1086b5c7edfb157661a6dcd544ddd80907ee7699dddbca1ef4022d0

    • \Windows\SysWOW64\259401707.txt

      Filesize

      899KB

      MD5

      4356126d058fd53a58559ec83db60014

      SHA1

      a9a332a601328144c8cba9dcd888bb52b120820b

      SHA256

      21cbc2acf867f7e61c3b510024602fa5888829619cf59fd6cf932f55c81c27ed

      SHA512

      e448f3814f4ceb4c77c3bfe1a15459f65730d9614ef4476af59dfcc5763891c6cbd93759128fe9e40299c5cd4a062cdcc333296561a54e534251f1b15d75c842

    • \Windows\SysWOW64\Remote Data.exe

      Filesize

      43KB

      MD5

      51138beea3e2c21ec44d0932c71762a8

      SHA1

      8939cf35447b22dd2c6e6f443446acc1bf986d58

      SHA256

      5ad3c37e6f2b9db3ee8b5aeedc474645de90c66e3d95f8620c48102f1eba4124

      SHA512

      794f30fe452117ff2a26dc9d7086aaf82b639c2632ac2e381a81f5239caaec7c96922ba5d2d90bfd8d74f0a6cd4f79fbda63e14c6b779e5cf6834c13e4e45e7d

    • memory/2516-45-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/2516-49-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/2516-50-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/2708-21-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/2708-20-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/2708-18-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB