Analysis

  • max time kernel
    150s
  • max time network
    128s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240611-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240611-enlocale:en-usos:windows10-2004-x64system
  • submitted
    21-06-2024 02:53

General

  • Target

    4222987eac63d0db61f29d1b5940b44c7ca1040249d713d119ff72b7786f4787.exe

  • Size

    2.5MB

  • MD5

    adc633a4f4a3fffd4113b2508d4972bc

  • SHA1

    49890bd1666d655d5789fe9223612f52e4bbe76c

  • SHA256

    4222987eac63d0db61f29d1b5940b44c7ca1040249d713d119ff72b7786f4787

  • SHA512

    2735423ffe77cfd1ea510d9ddee8d1ceb7b6cf069467e8a0cba7c64f2a8a5d226e011cf52e5fe1c14314e212d456d15bcea6fd12032efbbb5399fe8940398df8

  • SSDEEP

    49152:QQZAdVyVT9n/Gg0P+Who7qQwjqB5ncRdVAAV8RtaXgj:5GdVyVT9nOgmhkZPnGdOAyaQj

Malware Config

Signatures

  • Detect PurpleFox Rootkit 11 IoCs

    Detect PurpleFox Rootkit.

  • Gh0st RAT payload 12 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 5 IoCs
  • Loads dropped DLL 1 IoCs
  • UPX packed file 13 IoCs

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

  • Drops file in System32 directory 3 IoCs
  • 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 3 IoCs
  • 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 17 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\4222987eac63d0db61f29d1b5940b44c7ca1040249d713d119ff72b7786f4787.exe
    "C:\Users\Admin\AppData\Local\Temp\4222987eac63d0db61f29d1b5940b44c7ca1040249d713d119ff72b7786f4787.exe"
    1⤵
    • Drops file in Program Files directory
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1256
    • 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
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:3620
      • 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⤵
        • Suspicious use of WriteProcessMemory
        PID:4192
        • C:\Windows\SysWOW64\PING.EXE
          ping -n 2 127.0.0.1
          4⤵
          • Runs ping.exe
          PID:3340
    • C:\Users\Admin\AppData\Local\Temp\svchos.exe
      C:\Users\Admin\AppData\Local\Temp\\svchos.exe
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Drops file in System32 directory
      PID:4568
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 4568 -s 476
        3⤵
        • Program crash
        PID:2612
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 4568 -s 496
        3⤵
        • Program crash
        PID:4780
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 4568 -s 384
        3⤵
        • Program crash
        PID:4012
    • C:\Users\Admin\AppData\Local\Temp\HD_4222987eac63d0db61f29d1b5940b44c7ca1040249d713d119ff72b7786f4787.exe
      C:\Users\Admin\AppData\Local\Temp\HD_4222987eac63d0db61f29d1b5940b44c7ca1040249d713d119ff72b7786f4787.exe
      2⤵
      • Executes dropped EXE
      PID:2400
  • C:\Windows\SysWOW64\TXPlatforn.exe
    C:\Windows\SysWOW64\TXPlatforn.exe -auto
    1⤵
    • Executes dropped EXE
    • Suspicious use of WriteProcessMemory
    PID:4888
    • 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:2772
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4568 -ip 4568
    1⤵
      PID:4616
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 536 -p 4568 -ip 4568
      1⤵
        PID:548
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -pss -s 184 -p 4568 -ip 4568
        1⤵
          PID:3624
        • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
          "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --field-trial-handle=3776,i,3833046924978547022,12404847742964713612,262144 --variations-seed-version --mojo-platform-channel-handle=4224 /prefetch:8
          1⤵
            PID:1848

          Network

          MITRE ATT&CK Matrix ATT&CK v13

          Persistence

          Boot or Logon Autostart Execution

          1
          T1547

          Registry Run Keys / Startup Folder

          1
          T1547.001

          Privilege Escalation

          Boot or Logon Autostart Execution

          1
          T1547

          Registry Run Keys / Startup Folder

          1
          T1547.001

          Defense Evasion

          Modify Registry

          1
          T1112

          Discovery

          System Information Discovery

          1
          T1082

          Remote System Discovery

          1
          T1018

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          • C:\Users\Admin\AppData\Local\Temp\HD_4222987eac63d0db61f29d1b5940b44c7ca1040249d713d119ff72b7786f4787.exe
            Filesize

            1.0MB

            MD5

            89c33e0bfdcc9b465a8c8a410bed5043

            SHA1

            d716523401d4b874cf6172c040339e7cab7cf886

            SHA256

            e21ee927f12821dcf9c30306ef012eb7339b2fa3cb23af9e1783684008b6c115

            SHA512

            06b6ab07cdb29fb64efb1d0bd84e2ef79cf0886b19c73fad36066a8246ecff59a4a524e498432f9d1b6b423bbc47785ec29c0bf6eef84e26a024cd04ca45b732

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

            1.5MB

            MD5

            4c49f105c2ac226fee112e4b1ab4942f

            SHA1

            0144f293cfb973a67d394c336a3b62d4d98f1ea6

            SHA256

            fbb6e8b7f51669ef50518f7669e8ef31ddec1c9965436b9c824228cb45028d0d

            SHA512

            68ae6047db2fe4423e1d43f4df5e4efc527bf648d2262d54cccc3762b0d9bddeb4d5cc666dbd47c39f17daa424e62a20251b499846e7ac27ccc7576e74683ba5

          • C:\Users\Admin\AppData\Local\Temp\RCX9EA1.tmp
            Filesize

            1.5MB

            MD5

            1e3be8d539bda8c69d4f2a503b87f449

            SHA1

            956d26e3f78a1e6442589a3bbdbde86b635825b5

            SHA256

            63dc193bfda0c81181b8bffc33c3420d0955a2e98c66792261d6d4f5c61cd40b

            SHA512

            ce0db55777e41d59fb6f9a22aec892841e9070cf9644648fd5e7d8acea130063d99562debd7898d660541e735cc4928d7a6d158533a9f4c56883102d252b308e

          • C:\Users\Admin\AppData\Local\Temp\X.ico
            Filesize

            69KB

            MD5

            e33fb6d686b1a8b171349572c5a33f67

            SHA1

            29f24fe536adf799b69b63c83efadc1bce457a54

            SHA256

            020c8e0963f89f4b14538b7d69e83c6fec44a29bbbd52fbb6deb2be5c697f450

            SHA512

            cf1f1d6a9efe53f84e5b4a8246b87c0b96496716605d1b00352d9aae30e664d3d2cbadebf598b4e690a9feef0b5785887a4e643cc5f68938ca744af1d3539e55

          • 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\240645531.txt
            Filesize

            50KB

            MD5

            d830349f87e01432facfaf1d85fbee6d

            SHA1

            d5faea9c58f2c7c02c0706553e413d7e30253656

            SHA256

            d3476c4123dabf7009d9896cecf7ee2e7297a40dcb69bc0ac0ea58bc9678d615

            SHA512

            6a111863e3d5467016f965ad65927030ac541f449ccfd24371c36df884b273bbf143a2c40f67bccb422ca1f52bcb4d1b4d4e8366a67eaac615a878c9ba05f354

          • memory/2772-27-0x0000000010000000-0x00000000101B6000-memory.dmp
            Filesize

            1.7MB

          • memory/2772-38-0x0000000010000000-0x00000000101B6000-memory.dmp
            Filesize

            1.7MB

          • memory/2772-33-0x0000000010000000-0x00000000101B6000-memory.dmp
            Filesize

            1.7MB

          • memory/2772-35-0x0000000010000000-0x00000000101B6000-memory.dmp
            Filesize

            1.7MB

          • memory/3620-7-0x0000000010000000-0x00000000101B6000-memory.dmp
            Filesize

            1.7MB

          • memory/3620-4-0x0000000010000000-0x00000000101B6000-memory.dmp
            Filesize

            1.7MB

          • memory/3620-10-0x0000000010000000-0x00000000101B6000-memory.dmp
            Filesize

            1.7MB

          • memory/3620-6-0x0000000010000000-0x00000000101B6000-memory.dmp
            Filesize

            1.7MB

          • memory/4888-13-0x0000000010000000-0x00000000101B6000-memory.dmp
            Filesize

            1.7MB

          • memory/4888-16-0x0000000010000000-0x00000000101B6000-memory.dmp
            Filesize

            1.7MB

          • memory/4888-32-0x0000000010000000-0x00000000101B6000-memory.dmp
            Filesize

            1.7MB

          • memory/4888-19-0x0000000010000000-0x00000000101B6000-memory.dmp
            Filesize

            1.7MB

          • memory/4888-15-0x0000000010000000-0x00000000101B6000-memory.dmp
            Filesize

            1.7MB