Analysis

  • max time kernel
    150s
  • max time network
    123s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    24-05-2024 12:39

General

  • Target

    389ded53b4f93359f5e4fba9184f78f537bb75325461f137d4c3278393479e5b.exe

  • Size

    10.3MB

  • MD5

    1ac59a030b1776d9480cb15af88cc0e1

  • SHA1

    7cddcf462d85d1004ff338c837ef5f84d14e42f8

  • SHA256

    389ded53b4f93359f5e4fba9184f78f537bb75325461f137d4c3278393479e5b

  • SHA512

    0b7fc98d1412599c39f0e134581317370f677a49df12d97006f08379934a29ebf2ca0e1e8482ee7d62bafa079b78f388324cf7f57eda78a724502d96cd605e94

  • SSDEEP

    196608:6KXbeO72v7XrTQcaCyQUA0jvXJbfiBqzW/ESPQ5p+ruqOvePDgiM7nKLpd3CNgMJ:n78rT5ye8XpOeW/hoD1hWgD7MCN/

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.

  • 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 9 IoCs
  • UPX packed file 32 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 7 IoCs
  • Suspicious use of SetWindowsHookEx 5 IoCs
  • Suspicious use of WriteProcessMemory 34 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\389ded53b4f93359f5e4fba9184f78f537bb75325461f137d4c3278393479e5b.exe
    "C:\Users\Admin\AppData\Local\Temp\389ded53b4f93359f5e4fba9184f78f537bb75325461f137d4c3278393479e5b.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2208
    • 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:1240
    • 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:2160
      • 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:2564
        • C:\Windows\SysWOW64\PING.EXE
          ping -n 2 127.0.0.1
          4⤵
          • Runs ping.exe
          PID:1528
    • C:\Users\Admin\AppData\Local\Temp\HD_389ded53b4f93359f5e4fba9184f78f537bb75325461f137d4c3278393479e5b.exe
      C:\Users\Admin\AppData\Local\Temp\HD_389ded53b4f93359f5e4fba9184f78f537bb75325461f137d4c3278393479e5b.exe
      2⤵
      • Executes dropped EXE
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:2372
  • C:\Windows\SysWOW64\svchost.exe
    C:\Windows\SysWOW64\svchost.exe -k "Remote Data"
    1⤵
      PID:1156
    • 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:3028
      • C:\Windows\SysWOW64\Remote Data.exe
        "C:\Windows\system32\Remote Data.exe" "c:\windows\system32\259397448.txt",MainThread
        2⤵
        • Executes dropped EXE
        • Loads dropped DLL
        PID:1568
    • C:\Windows\SysWOW64\TXPlatfor.exe
      C:\Windows\SysWOW64\TXPlatfor.exe -auto
      1⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Suspicious use of WriteProcessMemory
      PID:2672
      • 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:1312

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\HD_389ded53b4f93359f5e4fba9184f78f537bb75325461f137d4c3278393479e5b.exe

      Filesize

      7.9MB

      MD5

      b74507d896a392e67fb205e2075fe035

      SHA1

      36dca2a11728e5971388166a2b2ac894e76a73a7

      SHA256

      df9698a7a593420b6450ba58a79e7e891687a16ceef8fa4bc493a5b22672d70a

      SHA512

      95c536c8216559888d9278d6d0afd74f682e66f7a286154d5c279e9963c558ed79c49b62c9198b26cf419e891fdede698e207b248dd70f99889c4e5d9b09b760

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

      Filesize

      2.4MB

      MD5

      7598e350eadfb45efaf68e1b73dd458a

      SHA1

      8bbed91754b1961e5ab48b461cda45219ed5a71e

      SHA256

      dfa7739425a6b4d9a69dae38950e80ac70f08d82538a879899c0e4f63808d88c

      SHA512

      3ce01c4e29eb88eb61a2279956cfdf8fb3192a47ddfc67379e6991969ca2bcdb8e7faa5298eb3627e60a137e9c20162a7823560fa78fe3e9752f2f074690b7a3

    • \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\259397448.txt

      Filesize

      899KB

      MD5

      6ad5a5e78c7b24f3c75fb86bc91c5076

      SHA1

      a7eec242b85c4edf5c9334e54f9e6c639e89375c

      SHA256

      0fbd4deea0eee760705c136dbad226049838d5dcb79a24f148f05f090804d0e1

      SHA512

      733a7d4d8c1383f3e63ebfcbf3dc34492018cd118f985fbdbf93036e61e1d08d6a4129cc6c6eda01c6f08a74729ae772a7de4ffd7f71befb7da4cdbe1fdf2081

    • \Windows\SysWOW64\Remote Data.exe

      Filesize

      43KB

      MD5

      51138beea3e2c21ec44d0932c71762a8

      SHA1

      8939cf35447b22dd2c6e6f443446acc1bf986d58

      SHA256

      5ad3c37e6f2b9db3ee8b5aeedc474645de90c66e3d95f8620c48102f1eba4124

      SHA512

      794f30fe452117ff2a26dc9d7086aaf82b639c2632ac2e381a81f5239caaec7c96922ba5d2d90bfd8d74f0a6cd4f79fbda63e14c6b779e5cf6834c13e4e45e7d

    • memory/1312-51-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/1312-53-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/1312-36-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/1312-35-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/1312-33-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/1312-47-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/2160-20-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/2160-21-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/2160-18-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/2208-45-0x0000000004790000-0x00000000050A7000-memory.dmp

      Filesize

      9.1MB

    • memory/2208-106-0x0000000004790000-0x00000000050A7000-memory.dmp

      Filesize

      9.1MB

    • memory/2372-77-0x0000000010000000-0x000000001003E000-memory.dmp

      Filesize

      248KB

    • memory/2372-97-0x0000000010000000-0x000000001003E000-memory.dmp

      Filesize

      248KB

    • memory/2372-87-0x0000000010000000-0x000000001003E000-memory.dmp

      Filesize

      248KB

    • memory/2372-83-0x0000000010000000-0x000000001003E000-memory.dmp

      Filesize

      248KB

    • memory/2372-79-0x0000000010000000-0x000000001003E000-memory.dmp

      Filesize

      248KB

    • memory/2372-91-0x0000000010000000-0x000000001003E000-memory.dmp

      Filesize

      248KB

    • memory/2372-75-0x0000000010000000-0x000000001003E000-memory.dmp

      Filesize

      248KB

    • memory/2372-74-0x0000000010000000-0x000000001003E000-memory.dmp

      Filesize

      248KB

    • memory/2372-71-0x0000000010000000-0x000000001003E000-memory.dmp

      Filesize

      248KB

    • memory/2372-69-0x0000000010000000-0x000000001003E000-memory.dmp

      Filesize

      248KB

    • memory/2372-67-0x0000000010000000-0x000000001003E000-memory.dmp

      Filesize

      248KB

    • memory/2372-63-0x0000000010000000-0x000000001003E000-memory.dmp

      Filesize

      248KB

    • memory/2372-61-0x0000000010000000-0x000000001003E000-memory.dmp

      Filesize

      248KB

    • memory/2372-89-0x0000000010000000-0x000000001003E000-memory.dmp

      Filesize

      248KB

    • memory/2372-59-0x0000000010000000-0x000000001003E000-memory.dmp

      Filesize

      248KB

    • memory/2372-57-0x0000000010000000-0x000000001003E000-memory.dmp

      Filesize

      248KB

    • memory/2372-56-0x0000000010000000-0x000000001003E000-memory.dmp

      Filesize

      248KB

    • memory/2372-54-0x0000000010000000-0x000000001003E000-memory.dmp

      Filesize

      248KB

    • memory/2372-85-0x0000000010000000-0x000000001003E000-memory.dmp

      Filesize

      248KB

    • memory/2372-81-0x0000000010000000-0x000000001003E000-memory.dmp

      Filesize

      248KB

    • memory/2372-65-0x0000000010000000-0x000000001003E000-memory.dmp

      Filesize

      248KB

    • memory/2372-93-0x0000000010000000-0x000000001003E000-memory.dmp

      Filesize

      248KB

    • memory/2372-105-0x0000000000400000-0x0000000000D17000-memory.dmp

      Filesize

      9.1MB

    • memory/2372-95-0x0000000010000000-0x000000001003E000-memory.dmp

      Filesize

      248KB

    • memory/2372-108-0x0000000000400000-0x0000000000D17000-memory.dmp

      Filesize

      9.1MB

    • memory/2372-109-0x0000000000400000-0x0000000000D17000-memory.dmp

      Filesize

      9.1MB

    • memory/2372-110-0x0000000000400000-0x0000000000D17000-memory.dmp

      Filesize

      9.1MB

    • memory/2372-52-0x0000000000400000-0x0000000000D17000-memory.dmp

      Filesize

      9.1MB