Analysis

  • max time kernel
    150s
  • max time network
    147s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    01/01/2025, 07:41

General

  • Target

    528afec8e639ccc5f2f43903fe1b2ab1cda4e8cb0eed242486dc37ea86c0f3da.exe

  • Size

    4.0MB

  • MD5

    317327084259afb52237d5dd1586cd28

  • SHA1

    30861314b8fb2c9bc565940c73c37d1bbf72ec60

  • SHA256

    528afec8e639ccc5f2f43903fe1b2ab1cda4e8cb0eed242486dc37ea86c0f3da

  • SHA512

    087f998edeb9e7861307bcee5790a192ac0f6d0dca730e3da0fcf33997ff9317ab053e9f7b1bcbc9be1704c67312926e1b71a40c051aa6480443433fced61c3c

  • SSDEEP

    98304:Wws2ANnKXOaeOgmhP/0nsmtk2a21vUjB5:kKXbeO7l/aLrVUV5

Malware Config

Extracted

Family

xred

C2

xred.mooo.com

Attributes
  • email

    [email protected]

  • payload_url

    http://freedns.afraid.org/api/?action=getdyndns&sha=a30fa98efc092684e8d1c5cff797bcc613562978

    https://docs.google.com/uc?id=0BxsMXGfPIZfSVlVsOGlEVGxuZVk&export=download

    https://www.dropbox.com/s/n1w4p8gc6jzo0sg/SUpdate.ini?dl=1

    http://xred.site50.net/syn/SUpdate.ini

    https://docs.google.com/uc?id=0BxsMXGfPIZfSVzUyaHFYVkQxeFk&export=download

    https://www.dropbox.com/s/zhp1b06imehwylq/Synaptics.rar?dl=1

    http://xred.site50.net/syn/Synaptics.rar

    https://docs.google.com/uc?id=0BxsMXGfPIZfSTmlVYkxhSDg5TzQ&export=download

    https://www.dropbox.com/s/fzj752whr3ontsm/SSLLibrary.dll?dl=1

    http://xred.site50.net/syn/SSLLibrary.dll

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
  • Xred

    Xred is backdoor written in Delphi.

  • Xred 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 9 IoCs
  • Loads dropped DLL 13 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Drops file in System32 directory 6 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 13 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.

  • Enumerates system info in registry 2 TTPs 1 IoCs
  • Runs ping.exe 1 TTPs 1 IoCs
  • Suspicious behavior: AddClipboardFormatListener 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 3 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 2 IoCs
  • Suspicious behavior: LoadsDriver 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 6 IoCs
  • Suspicious use of FindShellTrayWindow 64 IoCs
  • Suspicious use of SendNotifyMessage 64 IoCs
  • Suspicious use of SetWindowsHookEx 3 IoCs
  • Suspicious use of WriteProcessMemory 46 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\528afec8e639ccc5f2f43903fe1b2ab1cda4e8cb0eed242486dc37ea86c0f3da.exe
    "C:\Users\Admin\AppData\Local\Temp\528afec8e639ccc5f2f43903fe1b2ab1cda4e8cb0eed242486dc37ea86c0f3da.exe"
    1⤵
    • Loads dropped DLL
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1636
    • 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:1740
    • 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:2576
      • 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:2428
        • 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:2908
    • C:\Users\Admin\AppData\Local\Temp\HD_528afec8e639ccc5f2f43903fe1b2ab1cda4e8cb0eed242486dc37ea86c0f3da.exe
      C:\Users\Admin\AppData\Local\Temp\HD_528afec8e639ccc5f2f43903fe1b2ab1cda4e8cb0eed242486dc37ea86c0f3da.exe
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Adds Run key to start application
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:2140
      • C:\Users\Admin\AppData\Local\Temp\._cache_HD_528afec8e639ccc5f2f43903fe1b2ab1cda4e8cb0eed242486dc37ea86c0f3da.exe
        "C:\Users\Admin\AppData\Local\Temp\._cache_HD_528afec8e639ccc5f2f43903fe1b2ab1cda4e8cb0eed242486dc37ea86c0f3da.exe"
        3⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious behavior: GetForegroundWindowSpam
        • Suspicious use of FindShellTrayWindow
        • Suspicious use of SendNotifyMessage
        PID:2172
      • C:\ProgramData\Synaptics\Synaptics.exe
        "C:\ProgramData\Synaptics\Synaptics.exe" InjUpdate
        3⤵
        • Executes dropped EXE
        • Loads dropped DLL
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:1620
        • C:\Users\Admin\AppData\Local\Temp\._cache_Synaptics.exe
          "C:\Users\Admin\AppData\Local\Temp\._cache_Synaptics.exe" InjUpdate
          4⤵
          • Executes dropped EXE
          • System Location Discovery: System Language Discovery
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious behavior: GetForegroundWindowSpam
          PID:2036
  • C:\Windows\SysWOW64\svchost.exe
    C:\Windows\SysWOW64\svchost.exe -k "Remote Data"
    1⤵
      PID:2272
    • 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:1880
      • C:\Windows\SysWOW64\Remote Data.exe
        "C:\Windows\system32\Remote Data.exe" "c:\windows\system32\259432782.txt",MainThread
        2⤵
        • Executes dropped EXE
        • Loads dropped DLL
        • System Location Discovery: System Language Discovery
        PID:1632
    • 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:2944
      • 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:2248
    • C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE
      "C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE" /automation -Embedding
      1⤵
      • System Location Discovery: System Language Discovery
      • Enumerates system info in registry
      • Suspicious behavior: AddClipboardFormatListener
      • Suspicious use of SetWindowsHookEx
      PID:1672

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\._cache_HD_528afec8e639ccc5f2f43903fe1b2ab1cda4e8cb0eed242486dc37ea86c0f3da.ini

      Filesize

      2KB

      MD5

      dd2409adcbbb5b4691381ec0182f2b82

      SHA1

      c45cd8d4499ed35202c9146f206cdfb72ee6de1a

      SHA256

      a071bb694be7211951af8734aeee0d8909dafa9086881bab4402800f62e22cc4

      SHA512

      61a4b414bc8b59f0655ed1c1330b398680f6b7e96ee21788b739f8c28eddb035ede0e83ce77d29c989916d8a9cc308abe4c782543042fed5a0367018bfb12ca1

    • C:\Users\Admin\AppData\Local\Temp\._cache_Synaptics.ini

      Filesize

      2KB

      MD5

      ba40e97388112419bf143900ba01c669

      SHA1

      1d8a5473f6ade1d4ab74067975f2ec9a28b6ed27

      SHA256

      afe69a8a35c8814bffde49b76ee5ea32ce5c9279cd45e055e80cda117d5aaa3d

      SHA512

      219c7198986dcd28fc96918d76165f6832b2f355c05ce4cb4df39c9d793cd4c66d4c051474de46c89d8502db99633a603a7cea1edbbe234b91b4bfbeff1aac59

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

      Filesize

      2.4MB

      MD5

      049963a017bfcdce62f1ffa707915ae4

      SHA1

      c2332db09a30ab38ce1106a3a686577196dd5797

      SHA256

      e2c65ec4310f8c057974a9c9acb2107fdcfb968df1b949752ee72fe95dce4c3b

      SHA512

      2d93a9639dafbdd8748bddeffb440fabe7beb25bfd8867607f0f1a03ee6b17adfe5f8adc36acef27aefb4f3f1c5c8438c5c7b866fed48bfe16c05398db27d235

    • C:\Users\Admin\AppData\Local\Temp\ZSO8Kz7I.xlsm

      Filesize

      24KB

      MD5

      0db640c49112ba49c4fee63ccb57d313

      SHA1

      2c059d59dff66604efb94b28eaba1be6989b2941

      SHA256

      18a40b4d19f25bf6de53e6af5d87d023e5d7c3effda0e896402a7358d71fb33b

      SHA512

      85e70c0b9e9c630b0bf3872674e6fc75ad01567fdf73f887323564bdbeead160dacc1d7532a0e218afe3bbd0cb7cb4908b2a08b1240bf12afd4f839332405f0b

    • C:\Users\Admin\AppData\Local\Temp\ZSO8Kz7I.xlsm

      Filesize

      17KB

      MD5

      e566fc53051035e1e6fd0ed1823de0f9

      SHA1

      00bc96c48b98676ecd67e81a6f1d7754e4156044

      SHA256

      8e574b4ae6502230c0829e2319a6c146aebd51b7008bf5bbfb731424d7952c15

      SHA512

      a12f56ff30ea35381c2b8f8af2446cf1daa21ee872e98cad4b863db060acd4c33c5760918c277dadb7a490cb4ca2f925d59c70dc5171e16601a11bc4a6542b04

    • C:\Users\Admin\AppData\Local\Temp\dshmmrl

      Filesize

      30KB

      MD5

      be4de4fb0ffdffc1683101d712106a83

      SHA1

      30bd561e1ce5415033f5404532cc73c13f523142

      SHA256

      55b06ddf860593a16ddc756e88be98e1479f84c9e5d4d98afd63f8e0fc56854e

      SHA512

      9f50544a9d2b8271804968795d4c69124f47d664ec911e062c9a612d5b4f8aeed16ff9acd235c0021647f74660644da90bf9124779b50b000ce8a5ea32d4b493

    • \Users\Admin\AppData\Local\Temp\._cache_HD_528afec8e639ccc5f2f43903fe1b2ab1cda4e8cb0eed242486dc37ea86c0f3da.exe

      Filesize

      826KB

      MD5

      8eb35a2f79595bd8d6605fdd9b27d0f0

      SHA1

      8cf041a775bb956e269255e466d3b8ea01c176e4

      SHA256

      ed6b1ae3fade6dcadc75d9b3b0ba9c65e89871f5555e3a0f7feb38662e7822d3

      SHA512

      fee690541f2bce4b49057d094dd32f2391871bdadaaa148bf04e74df81760e06aa928fa281601af19cdaa9f4d96c7d7f194194708fd1382339b7bbfdac240d80

    • \Users\Admin\AppData\Local\Temp\HD_528afec8e639ccc5f2f43903fe1b2ab1cda4e8cb0eed242486dc37ea86c0f3da.exe

      Filesize

      1.5MB

      MD5

      b014f50fff2a5fe90cbc4343246c9ee6

      SHA1

      35202b06c0b2d697ec4bb5f7f9f749fcd2be4f85

      SHA256

      ebbfbf661cdd8ef1da9e953b993fade2c206e9bff579a193a4bdadf9e3de0535

      SHA512

      9447a2c8f15e6be97853ec4dc0346074d6144f71c412e90fbeff33204aaf13697ef6ffd50fcac6028e556358d4040e6d3bc4ff8195b556f5486327a09e278cc3

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

      Filesize

      377KB

      MD5

      4a36a48e58829c22381572b2040b6fe0

      SHA1

      f09d30e44ff7e3f20a5de307720f3ad148c6143b

      SHA256

      3de6c02f52a661b8f934f59541d0cf297bb489eb2155e346b63c7338e09aeaf8

      SHA512

      5d0ea398792f6b9eb3f188813c50b7f43929183b5733d2b595b2fd1c78722764fd15f62db1086b5c7edfb157661a6dcd544ddd80907ee7699dddbca1ef4022d0

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

      Filesize

      941KB

      MD5

      8dc3adf1c490211971c1e2325f1424d2

      SHA1

      4eec4a4e7cb97c5efa6c72e0731cd090c0c4adc5

      SHA256

      bc29f2022ab3b812e50c8681ff196f090c038b5ab51e37daffac4469a8c2eb2c

      SHA512

      ae92ea20b359849dcdba4808119b154e3af5ef3687ee09de1797610fe8c4d3eb9065b068074d35adddb4b225d17c619baff3944cb137ad196bcef7a6507f920d

    • \Windows\SysWOW64\259432782.txt

      Filesize

      899KB

      MD5

      8e52f620a4ed866307c47c7bda506adb

      SHA1

      8a90580079739084a41c80d13f888dfcb8593c94

      SHA256

      169cc5f07d1d6fb30660f2af2ddf645855c64aad84fe5e95daca17037529e460

      SHA512

      14ac6529783959e3e7adfa3b88a41dec6210cdb0b5b2ce3c29f086dfe078ebec1d4ac40f712a016d67d9b002762a7929c831dc6f24208c5bc8f947eea4757de0

    • \Windows\SysWOW64\Remote Data.exe

      Filesize

      43KB

      MD5

      51138beea3e2c21ec44d0932c71762a8

      SHA1

      8939cf35447b22dd2c6e6f443446acc1bf986d58

      SHA256

      5ad3c37e6f2b9db3ee8b5aeedc474645de90c66e3d95f8620c48102f1eba4124

      SHA512

      794f30fe452117ff2a26dc9d7086aaf82b639c2632ac2e381a81f5239caaec7c96922ba5d2d90bfd8d74f0a6cd4f79fbda63e14c6b779e5cf6834c13e4e45e7d

    • memory/1620-282-0x0000000000400000-0x0000000000591000-memory.dmp

      Filesize

      1.6MB

    • memory/1620-248-0x0000000000400000-0x0000000000591000-memory.dmp

      Filesize

      1.6MB

    • memory/1620-246-0x0000000000400000-0x0000000000591000-memory.dmp

      Filesize

      1.6MB

    • memory/1672-197-0x000000005FFF0000-0x0000000060000000-memory.dmp

      Filesize

      64KB

    • memory/2140-130-0x0000000000400000-0x0000000000591000-memory.dmp

      Filesize

      1.6MB

    • memory/2248-51-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/2248-46-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/2248-41-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/2576-20-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/2576-21-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/2576-18-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB