Analysis

  • max time kernel
    150s
  • max time network
    149s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    18-10-2024 14:12

General

  • Target

    c283afa77e363f4e704f799434bd0dd83d1b545b6197cb975b5cd15f7637fca9.exe

  • Size

    1.5MB

  • MD5

    495a9cf68c64d8e7f3bdfa1b39264b82

  • SHA1

    a643741b695cbf8d97f12aa44eaa37b53edc7748

  • SHA256

    c283afa77e363f4e704f799434bd0dd83d1b545b6197cb975b5cd15f7637fca9

  • SHA512

    7f4ddc164f023e305624b12b411909573f74aa16106945925cf6c8eb92fb09a5daa847199e77ef001501fab02529009b884713b41ab49ea8f4ac458d465e3287

  • SSDEEP

    24576:709tv9/7JtDElDEExIko2H2HESq2eWJ6MQjySjy+AWvsL0vO2:709XJt4HIN2H2tFvduySha0vO2

Malware Config

Signatures

  • Detect PurpleFox Rootkit 11 IoCs

    Detect PurpleFox Rootkit.

  • Gh0st RAT payload 11 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 service image path in registry 2 TTPs 1 IoCs
  • Executes dropped EXE 4 IoCs
  • Drops file in System32 directory 2 IoCs
  • UPX packed file 13 IoCs

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

  • Drops file in Program Files directory 5 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Program crash 1 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 5 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 2 IoCs

    Adversaries may check for Internet connectivity on compromised systems.

  • 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 15 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\c283afa77e363f4e704f799434bd0dd83d1b545b6197cb975b5cd15f7637fca9.exe
    "C:\Users\Admin\AppData\Local\Temp\c283afa77e363f4e704f799434bd0dd83d1b545b6197cb975b5cd15f7637fca9.exe"
    1⤵
    • Drops file in Program Files directory
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:444
    • C:\Users\Admin\AppData\Local\Temp\RVN.exe
      C:\Users\Admin\AppData\Local\Temp\\RVN.exe
      2⤵
      • Executes dropped EXE
      • Drops file in System32 directory
      • System Location Discovery: System Language Discovery
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:3656
      • 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\RVN.exe > nul
        3⤵
        • System Location Discovery: System Language Discovery
        • System Network Configuration Discovery: Internet Connection Discovery
        • Suspicious use of WriteProcessMemory
        PID:4400
        • C:\Windows\SysWOW64\PING.EXE
          ping -n 2 127.0.0.1
          4⤵
          • System Location Discovery: System Language Discovery
          • System Network Configuration Discovery: Internet Connection Discovery
          • Runs ping.exe
          PID:2964
    • C:\Users\Admin\AppData\Local\Temp\HD_c283afa77e363f4e704f799434bd0dd83d1b545b6197cb975b5cd15f7637fca9.exe
      C:\Users\Admin\AppData\Local\Temp\HD_c283afa77e363f4e704f799434bd0dd83d1b545b6197cb975b5cd15f7637fca9.exe
      2⤵
      • Executes dropped EXE
      PID:980
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 980 -s 200
        3⤵
        • Program crash
        PID:4952
  • C:\Windows\SysWOW64\TXPlatforn.exe
    C:\Windows\SysWOW64\TXPlatforn.exe -auto
    1⤵
    • Executes dropped EXE
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:1856
    • C:\Windows\SysWOW64\TXPlatforn.exe
      C:\Windows\SysWOW64\TXPlatforn.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:2316
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 980 -ip 980
    1⤵
      PID:5012

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

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

      Filesize

      1.1MB

      MD5

      addea43921744e90f36ae11feb3ba695

      SHA1

      1dfccc9e4f2ffae953f563c1e97d18ee6f606730

      SHA256

      ee1eb99f6d686b401d46400b0d2046f61e17d4bf3b81e9fa6875a5f7dadffa87

      SHA512

      28d096410ba222f230b9d4971cf886a8c1a29e9f79cab00e40bd5bc759ff1a57073b559c52b3a9ee490ba6a1b367afa01f9cf845fe3127e113757fc0476f2b41

    • C:\Users\Admin\AppData\Local\Temp\HD_c283afa77e363f4e704f799434bd0dd83d1b545b6197cb975b5cd15f7637fca9.exe

      Filesize

      382KB

      MD5

      4234e76a1b12c5f76b264c99540fd736

      SHA1

      afd7b46e145f66f7f260b4d720977b366bca8ad8

      SHA256

      8f9fe72ba974d046e3178e96cf38007a8640bcb179bf83708d64d5e5e21096cf

      SHA512

      89eeb028bea5ce6323ad90f67aedbdb2a1b9ab3f903a58d9b665a4193c44fe3de77b985401d46af3f3923190d404e9ab9333b3a58cbb075a07842e0a082f2ef1

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

      Filesize

      377KB

      MD5

      80ade1893dec9cab7f2e63538a464fcc

      SHA1

      c06614da33a65eddb506db00a124a3fc3f5be02e

      SHA256

      57a920389c044e3f5cf93dabff67070b4511e79779b6f874e08f92d8b0d7afbd

      SHA512

      fffd4f3fccb5301b3c7a5b3bd92747f31549fbd9d0803fe5d502d1bb0ef979140988718c2ee1406ed3e755790d275185e120a56cbcb5ed2eadf62b5cdbfc4cc4

    • memory/1856-15-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/1856-25-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/1856-13-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/1856-17-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/1856-16-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/2316-29-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/2316-28-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/2316-32-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/2316-34-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/3656-7-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/3656-6-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/3656-10-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/3656-5-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB