Analysis

  • max time kernel
    150s
  • max time network
    119s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    14-12-2024 15:21

General

  • Target

    e4c1c7d96f3e517da3ff734b1c47980e642b60d85f66f48f9363211225572949.exe

  • Size

    3.3MB

  • MD5

    3aa6b4ca3a6182652856400a42f680b9

  • SHA1

    0dc0a5922d4fe73a58624e527deb19ea54f8fe35

  • SHA256

    e4c1c7d96f3e517da3ff734b1c47980e642b60d85f66f48f9363211225572949

  • SHA512

    bca04ad27c24fae9082452170f6e8f43c4157da493083c8a9d1aaca50d1eb6d9fe5e70c1772b51fe14e7d04d7aedd45381bc674ae6638159d15debe7cce51c2c

  • SSDEEP

    98304:9GdVyVT9nOgmhNPgb5voAGxXurJBAUZLwE:aWT9nO7OyuJVEE

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.

  • 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 2 IoCs
  • Executes dropped EXE 6 IoCs
  • Loads dropped DLL 9 IoCs
  • Drops file in System32 directory 6 IoCs
  • UPX packed file 31 IoCs

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

  • Drops file in Program Files directory 4 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 64 IoCs
  • Suspicious behavior: LoadsDriver 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 6 IoCs
  • Suspicious use of SetWindowsHookEx 5 IoCs
  • Suspicious use of WriteProcessMemory 34 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\e4c1c7d96f3e517da3ff734b1c47980e642b60d85f66f48f9363211225572949.exe
    "C:\Users\Admin\AppData\Local\Temp\e4c1c7d96f3e517da3ff734b1c47980e642b60d85f66f48f9363211225572949.exe"
    1⤵
    • Loads dropped DLL
    • Drops file in Program Files directory
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2668
    • C:\Users\Admin\AppData\Local\Temp\svchost.exe
      C:\Users\Admin\AppData\Local\Temp\\svchost.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:2064
      • 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\svchost.exe > nul
        3⤵
        • System Location Discovery: System Language Discovery
        • System Network Configuration Discovery: Internet Connection Discovery
        • Suspicious use of WriteProcessMemory
        PID:2532
        • 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\svchos.exe
      C:\Users\Admin\AppData\Local\Temp\\svchos.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:2136
    • C:\Users\Admin\AppData\Local\Temp\HD_e4c1c7d96f3e517da3ff734b1c47980e642b60d85f66f48f9363211225572949.exe
      C:\Users\Admin\AppData\Local\Temp\HD_e4c1c7d96f3e517da3ff734b1c47980e642b60d85f66f48f9363211225572949.exe
      2⤵
      • Sets service image path in registry
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of SetWindowsHookEx
      PID:2796
  • C:\Windows\SysWOW64\TXPlatforn.exe
    C:\Windows\SysWOW64\TXPlatforn.exe -auto
    1⤵
    • Executes dropped EXE
    • Loads dropped DLL
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:1996
    • 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:2304
  • C:\Windows\SysWOW64\svchost.exe
    C:\Windows\SysWOW64\svchost.exe -k "Ö÷¶¯·ÀÓù·þÎñÄ£¿é"
    1⤵
      PID:2712
    • 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:2912
      • C:\Windows\SysWOW64\Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe
        C:\Windows\system32\Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe "c:\windows\system32\259434108.txt",MainThread
        2⤵
        • Executes dropped EXE
        • Loads dropped DLL
        • System Location Discovery: System Language Discovery
        PID:2336

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

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

      Filesize

      1.3MB

      MD5

      3245e010c56fae8508ce20563e02e422

      SHA1

      e1434894148ce95c147daf72382c15345342017a

      SHA256

      e119d40b83f6417a85e38b41134ddeb76ad016b02a80511af84da2f48bb92cbc

      SHA512

      e6e33f732b5a778bef3ab4e9986dff067ad15a948814be19e8a99155df9b96b9250532b5d799dc9670cc1add46d1971170c37d5e2abe908222df7bfceca84bd5

    • C:\Users\Admin\AppData\Local\Temp\HD_e4c1c7d96f3e517da3ff734b1c47980e642b60d85f66f48f9363211225572949.exe

      Filesize

      2.0MB

      MD5

      7738d9be15eb4eefc73f50ef18d92384

      SHA1

      97af489e4691c60d720d33b73418cda8c4770042

      SHA256

      758ed577a9540dfe3026c0c641d6fa33629c55f1fc8d327e23992eb12539867c

      SHA512

      2376c2209e8e43eec86b08119f0a86a08c95e8f1e8083dc4d6763eb87e51d909bdade2d9b69848769a642fe09b08534feca5ffa196f407be3569427736a07e12

    • C:\Users\Admin\AppData\Local\Temp\Ltq.sys

      Filesize

      22KB

      MD5

      0415f4de4033a2ab1c18167ee69268c5

      SHA1

      477d36f02817eeae0135ea5410c0a40408f75587

      SHA256

      9c944edbb0c14f56c1e64b3e4284baf55c8fd0341e0fd7defa9156e5d3b73fe4

      SHA512

      8e7cc8550c84bc869ad54f479082d28d79f057df5285b887e351cb90af54b4c91358cfbffc5b149faeb36dee10b8646cfa90d1c2466df388190b474687c27e9b

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

      Filesize

      93KB

      MD5

      3b377ad877a942ec9f60ea285f7119a2

      SHA1

      60b23987b20d913982f723ab375eef50fafa6c70

      SHA256

      62954fdf65e629b39a29f539619d20691332184c6b6be5a826128a8e759bfa84

      SHA512

      af3a71f867ad9d28772c48b521097f9bf8931eb89fd2974e8de10990241419a39ddc3c0b36dd38aac4fdf14e1f0c5e228692618e93adce958d5b5dab8940e46f

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

      Filesize

      377KB

      MD5

      a4329177954d4104005bce3020e5ef59

      SHA1

      23c29e295e2dbb8454012d619ca3f81e4c16e85a

      SHA256

      6156d003d54dcf2ee92f21bd6e7a6a7f91730bd2804381260bcabe465abe6ddd

      SHA512

      81e9d456a4abfc7cd9e0943d4a0ce15523362c3179f3368381d1d7974f80a9f9113b5404b96e67e91684e0ea1895b7d0073e4c48d0bfc4fd0244b1af6acf0208

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

      Filesize

      43KB

      MD5

      51138beea3e2c21ec44d0932c71762a8

      SHA1

      8939cf35447b22dd2c6e6f443446acc1bf986d58

      SHA256

      5ad3c37e6f2b9db3ee8b5aeedc474645de90c66e3d95f8620c48102f1eba4124

      SHA512

      794f30fe452117ff2a26dc9d7086aaf82b639c2632ac2e381a81f5239caaec7c96922ba5d2d90bfd8d74f0a6cd4f79fbda63e14c6b779e5cf6834c13e4e45e7d

    • \Windows\SysWOW64\259434108.txt

      Filesize

      50KB

      MD5

      d83e8c6df3aed2dd899c73371917810a

      SHA1

      36c87b0219bf202072dc263a8776c01880628b65

      SHA256

      c2af66d2bc9787e007fb9775fa991c834b7b17601af9be440b2fd41588773803

      SHA512

      c7835bae39f61fa2325ca73f4a28d72d45cbeea98f1aaa7dc9aa3c307d5d49d558acd4d247450631dbd1df4d8eaba8d3a39247786630250b60ca3c44e6cee3cd

    • memory/1996-30-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/2064-8-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/2064-5-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/2064-12-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/2064-7-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/2304-37-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/2304-35-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/2304-39-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/2796-75-0x0000000010000000-0x000000001003E000-memory.dmp

      Filesize

      248KB

    • memory/2796-85-0x0000000010000000-0x000000001003E000-memory.dmp

      Filesize

      248KB

    • memory/2796-79-0x0000000010000000-0x000000001003E000-memory.dmp

      Filesize

      248KB

    • memory/2796-83-0x0000000010000000-0x000000001003E000-memory.dmp

      Filesize

      248KB

    • memory/2796-73-0x0000000010000000-0x000000001003E000-memory.dmp

      Filesize

      248KB

    • memory/2796-69-0x0000000010000000-0x000000001003E000-memory.dmp

      Filesize

      248KB

    • memory/2796-65-0x0000000010000000-0x000000001003E000-memory.dmp

      Filesize

      248KB

    • memory/2796-59-0x0000000010000000-0x000000001003E000-memory.dmp

      Filesize

      248KB

    • memory/2796-57-0x0000000010000000-0x000000001003E000-memory.dmp

      Filesize

      248KB

    • memory/2796-95-0x0000000010000000-0x000000001003E000-memory.dmp

      Filesize

      248KB

    • memory/2796-89-0x0000000010000000-0x000000001003E000-memory.dmp

      Filesize

      248KB

    • memory/2796-77-0x0000000010000000-0x000000001003E000-memory.dmp

      Filesize

      248KB

    • memory/2796-81-0x0000000010000000-0x000000001003E000-memory.dmp

      Filesize

      248KB

    • memory/2796-71-0x0000000010000000-0x000000001003E000-memory.dmp

      Filesize

      248KB

    • memory/2796-67-0x0000000010000000-0x000000001003E000-memory.dmp

      Filesize

      248KB

    • memory/2796-63-0x0000000010000000-0x000000001003E000-memory.dmp

      Filesize

      248KB

    • memory/2796-61-0x0000000010000000-0x000000001003E000-memory.dmp

      Filesize

      248KB

    • memory/2796-56-0x0000000010000000-0x000000001003E000-memory.dmp

      Filesize

      248KB

    • memory/2796-54-0x0000000010000000-0x000000001003E000-memory.dmp

      Filesize

      248KB

    • memory/2796-87-0x0000000010000000-0x000000001003E000-memory.dmp

      Filesize

      248KB

    • memory/2796-92-0x0000000010000000-0x000000001003E000-memory.dmp

      Filesize

      248KB

    • memory/2796-93-0x0000000010000000-0x000000001003E000-memory.dmp

      Filesize

      248KB

    • memory/2796-97-0x0000000010000000-0x000000001003E000-memory.dmp

      Filesize

      248KB