Analysis

  • max time kernel
    150s
  • max time network
    151s
  • platform
    windows7_x64
  • resource
    win7-20241010-en
  • resource tags

    arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
  • submitted
    12-01-2025 18:40

General

  • Target

    1a3563a68df6670213e1d7ae1eea581b36646fc3080b05958a405a9228e3ea52.exe

  • Size

    1.2MB

  • MD5

    7819d98498b9ba0274655a55b09d6166

  • SHA1

    8e3f7962f403fa1631fd8edecf21558f53e0b514

  • SHA256

    1a3563a68df6670213e1d7ae1eea581b36646fc3080b05958a405a9228e3ea52

  • SHA512

    1473f91b04ff6f4d5cf038b8a8564bcf734c5f643873122bc0c45a6d7ba843beb1c13de50544a30f736f7d8cc0c4d4f19989ba5fa537cc4607b7e8b7953330bb

  • SSDEEP

    24576:HovxCwgMBqHO5ZdYXOp0nQrXctTfK+d+MrTXowFlw57XYBwJtiN:WIwgMEuy+inDfp3/XoCw57XYBwKN

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.

  • Gh0strat family
  • PurpleFox

    PurpleFox is an exploit kit used to distribute other malware families and first seen in 2018.

  • Purplefox family
  • 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
  • Drops startup file 1 IoCs
  • Executes dropped EXE 6 IoCs
  • Loads dropped DLL 10 IoCs
  • VMProtect packed file 11 IoCs

    Detects executables packed with VMProtect commercial packer.

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Drops file in System32 directory 7 IoCs
  • UPX packed file 6 IoCs

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

  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 10 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 8 IoCs
  • Suspicious behavior: LoadsDriver 1 IoCs
  • Suspicious behavior: RenamesItself 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 6 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 38 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\1a3563a68df6670213e1d7ae1eea581b36646fc3080b05958a405a9228e3ea52.exe
    "C:\Users\Admin\AppData\Local\Temp\1a3563a68df6670213e1d7ae1eea581b36646fc3080b05958a405a9228e3ea52.exe"
    1⤵
    • Drops startup file
    • Loads dropped DLL
    • Adds Run key to start application
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: RenamesItself
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2100
    • C:\Users\Admin\AppData\Local\Temp\AK47.exe
      "C:\Users\Admin\AppData\Local\Temp\AK47.exe"
      2⤵
      • Server Software Component: Terminal Services DLL
      • Executes dropped EXE
      • Loads dropped DLL
      • Drops file in System32 directory
      • System Location Discovery: System Language Discovery
      PID:2836
    • C:\Users\Admin\AppData\Local\Temp\AK47.exe
      C:\Users\Admin\AppData\Local\Temp\\AK47.exe
      2⤵
      • Executes dropped EXE
      • Drops file in System32 directory
      • System Location Discovery: System Language Discovery
      PID:2896
    • C:\Users\Admin\AppData\Local\Temp\AK74.exe
      C:\Users\Admin\AppData\Local\Temp\\AK74.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:2840
      • 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\AK74.exe > nul
        3⤵
        • System Location Discovery: System Language Discovery
        • System Network Configuration Discovery: Internet Connection Discovery
        • Suspicious use of WriteProcessMemory
        PID:2688
        • 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:2064
    • C:\Windows\SysWOW64\WScript.exe
      "C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Roaming\Microsoft\VBS3.vbs"
      2⤵
      • System Location Discovery: System Language Discovery
      PID:2416
  • C:\Windows\SysWOW64\svchost.exe
    C:\Windows\SysWOW64\svchost.exe -k "Ö÷¶¯·ÀÓù·þÎñÄ£¿é"
    1⤵
      PID:2904
    • C:\Windows\SysWOW64\svchost.exe
      C:\Windows\SysWOW64\svchost.exe -k "Ö÷¶¯·ÀÓù·þÎñÄ£¿é"
      1⤵
      • Loads dropped DLL
      • Drops file in System32 directory
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:2908
      • C:\Windows\SysWOW64\Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe
        C:\Windows\system32\Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe "c:\windows\system32\259424015.txt",MainThread
        2⤵
        • Executes dropped EXE
        • Loads dropped DLL
        • System Location Discovery: System Language Discovery
        PID:1092
    • C:\Windows\SysWOW64\Ghiya.exe
      C:\Windows\SysWOW64\Ghiya.exe -auto
      1⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:2832
      • C:\Windows\SysWOW64\Ghiya.exe
        C:\Windows\SysWOW64\Ghiya.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:2716

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

    • C:\Users\Admin\AppData\Local\Temp\AK47.exe

      Filesize

      91KB

      MD5

      423eb994ed553294f8a6813619b8da87

      SHA1

      eca6a16ccd13adcfc27bc1041ddef97ec8081255

      SHA256

      050b4f2d5ae8eaecd414318dc8e222a56f169626da6ca8feb7edd78e8b1f0218

      SHA512

      fab0a9af8031c242c486de373df7277c8b0e39f7a0c9c2ac2e385dbd3ea67be16e91b128287634f76131e5264149ab1b452cd21df4c4895e8c4efc8d8cf99095

    • C:\Users\Admin\AppData\Roaming\Microsoft\Config.ini

      Filesize

      92B

      MD5

      29ce53e2a4a446614ccc8d64d346bde4

      SHA1

      39a7aa5cc1124842aa0c25abb16ea94452125cbe

      SHA256

      56225be6838bc6e93ea215891eacf28844ae27a9f8b2b29bf19d3a8c2b1f58df

      SHA512

      b2c5a2708c427171a5715801f8ea733ffe88d73aaaaf59c5c752ea32cbe7aae8526cc26eabe84ad5043174c0c69b1d6b15a9fb125c15accfac3462d5d08a0faa

    • C:\Users\Admin\AppData\Roaming\Microsoft\VBS3.vbs

      Filesize

      753B

      MD5

      66708d61c07c04a97bdeb2919636dc73

      SHA1

      2c50218161e9bc380fb9393b5b2e1af1c8928b78

      SHA256

      f52f814cef2d3c4b584e5b0b830ce1b6967d19e630be840d09dabd2f8763ec1d

      SHA512

      ccebd1a593b99bdd87d64a5978e9f4978992a001fe63dad39859cf0df88c85aee771fb75c2fb095c54882ace0dff7e7cdab60301759e4752d5db9fc31ad71292

    • \Users\Admin\AppData\Local\Temp\AK74.exe

      Filesize

      400KB

      MD5

      b0998aa7d5071d33daa5b60b9c3c9735

      SHA1

      9365a1ff0c6de244d6f36c8d84072cc916665d3c

      SHA256

      3080b6bb456564899b0d99d4131bd6a0b284d31f7d80ef773e4872d94048d49a

      SHA512

      308c13cda9fea39b980ae686f44afd9090e9cb8970fffc4436320e0d09a31aee5e656914e0121fe888098a14c52749716fa04980396fd6ac70a88c11cbb6b850

    • \Users\Admin\AppData\Roaming\Microsoft\svchcst.exe

      Filesize

      1.2MB

      MD5

      d3bdd2530f4ad9a9d939b7e353c21756

      SHA1

      e68b315739e12f3e56f96f678838934f1d5c8936

      SHA256

      021b66dd388588cb17a0aed65e76ba6785944a36af6822bd31c27483e6dfeb1b

      SHA512

      7d9756493ada397ae8dc20f33ba1f8488ef45dd70cebc7ad2bb7dd1057884b6f98fccecb2fe351360fb731d053351353dff5cec2afcdd1e8e702018d45f297bc

    • \Windows\SysWOW64\259424015.txt

      Filesize

      49KB

      MD5

      d6707201910b2bd89af8d9cd1dd8f481

      SHA1

      1a9dfcb7e565428b234a954698e3d0c8cb723e81

      SHA256

      5fa57c097a051b5389305fc508c9952ca78931ea417a78fb9e9ecd9b60cd0cfc

      SHA512

      149f2b0b9cfdd1d92369f0076d155076b2bcd95e90fa0c369d9fd1c06b31b931c5fd0b00588405ce1d232ded24d91e703d2a99a34dc179067014f9151193e8b5

    • \Windows\SysWOW64\Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe

      Filesize

      43KB

      MD5

      51138beea3e2c21ec44d0932c71762a8

      SHA1

      8939cf35447b22dd2c6e6f443446acc1bf986d58

      SHA256

      5ad3c37e6f2b9db3ee8b5aeedc474645de90c66e3d95f8620c48102f1eba4124

      SHA512

      794f30fe452117ff2a26dc9d7086aaf82b639c2632ac2e381a81f5239caaec7c96922ba5d2d90bfd8d74f0a6cd4f79fbda63e14c6b779e5cf6834c13e4e45e7d

    • memory/2100-76-0x00000000021E0000-0x00000000021F0000-memory.dmp

      Filesize

      64KB

    • memory/2100-74-0x0000000000400000-0x0000000000760000-memory.dmp

      Filesize

      3.4MB

    • memory/2100-99-0x0000000000400000-0x0000000000760000-memory.dmp

      Filesize

      3.4MB

    • memory/2100-96-0x0000000000400000-0x0000000000760000-memory.dmp

      Filesize

      3.4MB

    • memory/2100-65-0x00000000021E0000-0x00000000021F0000-memory.dmp

      Filesize

      64KB

    • memory/2100-64-0x00000000021E0000-0x00000000021F0000-memory.dmp

      Filesize

      64KB

    • memory/2100-93-0x0000000000400000-0x0000000000760000-memory.dmp

      Filesize

      3.4MB

    • memory/2100-90-0x0000000000400000-0x0000000000760000-memory.dmp

      Filesize

      3.4MB

    • memory/2100-1-0x0000000000400000-0x0000000000760000-memory.dmp

      Filesize

      3.4MB

    • memory/2100-87-0x0000000000400000-0x0000000000760000-memory.dmp

      Filesize

      3.4MB

    • memory/2100-77-0x00000000021E0000-0x00000000021F0000-memory.dmp

      Filesize

      64KB

    • memory/2100-0-0x0000000000400000-0x0000000000760000-memory.dmp

      Filesize

      3.4MB

    • memory/2100-80-0x0000000000400000-0x0000000000760000-memory.dmp

      Filesize

      3.4MB

    • memory/2100-83-0x0000000000400000-0x0000000000760000-memory.dmp

      Filesize

      3.4MB

    • memory/2716-49-0x0000000010000000-0x00000000101BA000-memory.dmp

      Filesize

      1.7MB

    • memory/2716-56-0x0000000010000000-0x00000000101BA000-memory.dmp

      Filesize

      1.7MB

    • memory/2716-53-0x0000000010000000-0x00000000101BA000-memory.dmp

      Filesize

      1.7MB

    • memory/2840-21-0x0000000010000000-0x00000000101BA000-memory.dmp

      Filesize

      1.7MB

    • memory/2840-24-0x0000000010000000-0x00000000101BA000-memory.dmp

      Filesize

      1.7MB

    • memory/2840-23-0x0000000010000000-0x00000000101BA000-memory.dmp

      Filesize

      1.7MB