Analysis

  • max time kernel
    150s
  • max time network
    122s
  • platform
    windows7_x64
  • resource
    win7-20240708-en
  • resource tags

    arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
  • submitted
    27-12-2024 06:52

General

  • Target

    d9d7513d8ad9929eb3411c6438e697158f0804737bc117c8d78ced6cb08d5aee.exe

  • Size

    9.2MB

  • MD5

    2e7266755778f69dbde7a4561affac45

  • SHA1

    2dd869bec710f74dd78b2a795a97420c53b1ae6e

  • SHA256

    d9d7513d8ad9929eb3411c6438e697158f0804737bc117c8d78ced6cb08d5aee

  • SHA512

    0a21e8184d2fdd063f7cee922f81356cd3b3a7c5396c9120b3f690fb225e7d5264b6e68a3f50245f1fea84f273ca8ecf9d070c1594d1ff2e5ac3250b08ef9cc3

  • SSDEEP

    196608:VKXbeO77t/44wIY0LRnHfq37g7oQcfa/ewsWOpsD:e7qzG6eIfa3sWUU

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
  • Executes dropped EXE 8 IoCs
  • Loads dropped DLL 9 IoCs
  • Reads user/profile data of web browsers 3 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • Drops file in System32 directory 6 IoCs
  • UPX packed file 6 IoCs

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

  • Drops file in Windows directory 2 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 9 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 1 IoCs
  • Suspicious behavior: LoadsDriver 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 6 IoCs
  • Suspicious use of SetWindowsHookEx 10 IoCs
  • Suspicious use of WriteProcessMemory 41 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\d9d7513d8ad9929eb3411c6438e697158f0804737bc117c8d78ced6cb08d5aee.exe
    "C:\Users\Admin\AppData\Local\Temp\d9d7513d8ad9929eb3411c6438e697158f0804737bc117c8d78ced6cb08d5aee.exe"
    1⤵
    • Loads dropped DLL
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2272
    • 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
      • System Location Discovery: System Language Discovery
      PID:2668
    • 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
      • System Location Discovery: System Language Discovery
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:2756
      • 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⤵
        • System Location Discovery: System Language Discovery
        • System Network Configuration Discovery: Internet Connection Discovery
        • Suspicious use of WriteProcessMemory
        PID:2724
        • 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:2884
    • C:\Users\Admin\AppData\Local\Temp\HD_d9d7513d8ad9929eb3411c6438e697158f0804737bc117c8d78ced6cb08d5aee.exe
      C:\Users\Admin\AppData\Local\Temp\HD_d9d7513d8ad9929eb3411c6438e697158f0804737bc117c8d78ced6cb08d5aee.exe
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:2532
      • C:\Users\Admin\AppData\Local\Temp\geek64.exe
        C:\Users\Admin\AppData\Local\Temp\geek64.exe
        3⤵
        • Executes dropped EXE
        • Drops file in Windows directory
        • Suspicious use of SetWindowsHookEx
        PID:1876
  • C:\Windows\SysWOW64\svchost.exe
    C:\Windows\SysWOW64\svchost.exe -k "Remote Data"
    1⤵
      PID:2796
    • C:\Windows\SysWOW64\svchost.exe
      C:\Windows\SysWOW64\svchost.exe -k "Remote Data"
      1⤵
      • Loads dropped DLL
      • Drops file in System32 directory
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:2808
      • C:\Windows\SysWOW64\Remote Data.exe
        "C:\Windows\system32\Remote Data.exe" "c:\windows\system32\259452267.txt",MainThread
        2⤵
        • Executes dropped EXE
        • Loads dropped DLL
        • System Location Discovery: System Language Discovery
        PID:860
    • C:\Windows\SysWOW64\TXPlatfor.exe
      C:\Windows\SysWOW64\TXPlatfor.exe -auto
      1⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:2900
      • 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:2612

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

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

      Filesize

      2.5MB

      MD5

      3b4987eafa1e42e6cfffac44b12255c0

      SHA1

      13e735b1e01ae416ccc7dd53140706174bae03fa

      SHA256

      78137ce5bd720097f24b3d48b6b10a965ae271087c986b167be7382aa7c46233

      SHA512

      fe5d1f5c7bfa8587c64a9f556a949879b91e425369c138dc23b9cb6d0fcebe966ee23e679ab6f9b869d42f5c333620e84dae90e86dd143b165a8bdd0f12aa7c0

    • C:\Users\Admin\AppData\Local\Temp\HD_d9d7513d8ad9929eb3411c6438e697158f0804737bc117c8d78ced6cb08d5aee.exe

      Filesize

      6.7MB

      MD5

      ef78997488e6121971404a3f25686fee

      SHA1

      53a260990106e5271cb525f87be008e299beaa85

      SHA256

      d96df1051e62aa40baefd51235be45f8038745582a5d3428b63123fd2ced60db

      SHA512

      8a021950ae41a76659cacdba57d4a090b839dc9a39866b1ca3b6efc533d2542cdb40dbf5004c58d1793329a60126052d7372b0b3d4e9165cfa48938f0e77e573

    • 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

    • \Users\Admin\AppData\Local\Temp\geek64.exe

      Filesize

      3.7MB

      MD5

      c84a3c776bf83d55f901288db3b8b8a0

      SHA1

      515df2a9fb35beef25d070b688d692646f0a1c8f

      SHA256

      b8d968872fe7ed8de7eeb89ff6e1ce2029521f7c744c088ae2c4807b396d28ae

      SHA512

      e471e4ffa1511b5239474577eda92ccb98918eb1633284af20ed80a3cd8366dc4b3ecbe2482b9325e6c543b1acf07731973290265b0ac3c94ea6c436b12e9064

    • \Windows\SysWOW64\259452267.txt

      Filesize

      899KB

      MD5

      537d3b720f7766c7e324c443cbcc3d5e

      SHA1

      b2147d195ea2e7cefe12655d59a3cf4a52455fe1

      SHA256

      be03b3a84c972174a64c916a8533b69d2bdc32654871c454d0255e72b6a5b8aa

      SHA512

      d28d10ba28d9c7e439d36fd202f81ce1afd202eba243a253f0440fedc788d3240bd13f9eac104478cbda1bf5137eac8e9e0c3f26e78a3b243139272f8d31ff14

    • \Windows\SysWOW64\Remote Data.exe

      Filesize

      43KB

      MD5

      51138beea3e2c21ec44d0932c71762a8

      SHA1

      8939cf35447b22dd2c6e6f443446acc1bf986d58

      SHA256

      5ad3c37e6f2b9db3ee8b5aeedc474645de90c66e3d95f8620c48102f1eba4124

      SHA512

      794f30fe452117ff2a26dc9d7086aaf82b639c2632ac2e381a81f5239caaec7c96922ba5d2d90bfd8d74f0a6cd4f79fbda63e14c6b779e5cf6834c13e4e45e7d

    • memory/2612-42-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/2612-47-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/2612-52-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/2756-21-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/2756-20-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/2756-18-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB