Analysis

  • max time kernel
    150s
  • max time network
    127s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    28-11-2024 08:06

General

  • Target

    012553f207c6bb19d5fc09ac7cc6cd3ed43e30a5c8374ba8f662d5247ca74480.exe

  • Size

    13.7MB

  • MD5

    08c3de089c96b058b4a27a1604389e9e

  • SHA1

    561a7dc77c3be91f472ec17fc6f85c33ad084c31

  • SHA256

    012553f207c6bb19d5fc09ac7cc6cd3ed43e30a5c8374ba8f662d5247ca74480

  • SHA512

    83fc0a319f05aa28255fcdb9aadb5b1967a7b8b4d735053ee4c2317721d7e4fc963a0cf131bf5b2c4c793224a774af76a7ca6f1d628abdb303a78dfb6a2107b5

  • SSDEEP

    393216:S7B5lJw4/UFtJkQnBvZkWvhg3JFwN/0rc:uBjWwUFntZZvhg3JC/Yc

Malware Config

Signatures

  • Detect PurpleFox Rootkit 8 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
  • Sets service image path in registry 2 TTPs 1 IoCs
  • Executes dropped EXE 5 IoCs
  • Loads dropped DLL 6 IoCs
  • Drops file in System32 directory 2 IoCs
  • UPX packed file 9 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 5 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 1 IoCs
  • Suspicious use of WriteProcessMemory 29 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\012553f207c6bb19d5fc09ac7cc6cd3ed43e30a5c8374ba8f662d5247ca74480.exe
    "C:\Users\Admin\AppData\Local\Temp\012553f207c6bb19d5fc09ac7cc6cd3ed43e30a5c8374ba8f662d5247ca74480.exe"
    1⤵
    • Loads dropped DLL
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2128
    • C:\Users\Admin\AppData\Local\Temp\RVN.exe
      C:\Users\Admin\AppData\Local\Temp\\RVN.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:2688
      • 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\RVN.exe > nul
        3⤵
        • System Location Discovery: System Language Discovery
        • System Network Configuration Discovery: Internet Connection Discovery
        • Suspicious use of WriteProcessMemory
        PID:2864
        • 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:2080
    • C:\Users\Admin\AppData\Local\Temp\HD_012553f207c6bb19d5fc09ac7cc6cd3ed43e30a5c8374ba8f662d5247ca74480.exe
      C:\Users\Admin\AppData\Local\Temp\HD_012553f207c6bb19d5fc09ac7cc6cd3ed43e30a5c8374ba8f662d5247ca74480.exe
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Suspicious use of WriteProcessMemory
      PID:2732
      • C:\Users\Admin\AppData\Local\Temp\onefile_2732_133772547892110000\main.exe
        C:\Users\Admin\AppData\Local\Temp\HD_012553f207c6bb19d5fc09ac7cc6cd3ed43e30a5c8374ba8f662d5247ca74480.exe
        3⤵
        • Executes dropped EXE
        • Loads dropped DLL
        PID:1264
  • 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:2996
    • 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:2640

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

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

    Filesize

    756KB

    MD5

    d399445b035b99c4de849127250658d0

    SHA1

    41c15a5f765b7c9df4cdc89c42e105ee71284bf4

    SHA256

    b1b8e5f4c7dbddbb74e19d6dabdf093610e82b0eca11a07998ba7fe67b52378f

    SHA512

    72574483a3984ba7a6fcabfe8331b54b9a5f500cc625bf098507101afef8631611ca9c1eb2baf577209ed926b87e2ed6d2403603fc0f7e55b5819a734ed6c23f

  • C:\Users\Admin\AppData\Local\Temp\onefile_2732_133772547892110000\main.exe

    Filesize

    24.4MB

    MD5

    52b9120d93d4a341c663144b07313d4d

    SHA1

    a33006a2b2e9c4714b030f2aef8e5ca51bd7422b

    SHA256

    44615bbdb677c2e7f7637fb7bcdadd750ebda5cde160007896a0d7e57294e80f

    SHA512

    f2ce70930559a3732b5ce1bbd0abd0b051308d319f87c5564a423e1fa24e2331e7201ebbd7604c3787b342414be7e9ea08c95b920846f4cd9c6fdfaaef855dd2

  • C:\Users\Admin\AppData\Local\Temp\onefile_2732_133772547892110000\python311.dll

    Filesize

    5.5MB

    MD5

    387bb2c1e40bde1517f06b46313766be

    SHA1

    601f83ef61c7699652dec17edd5a45d6c20786c4

    SHA256

    0817a2a657a24c0d5fbb60df56960f42fc66b3039d522ec952dab83e2d869364

    SHA512

    521cde6eaa5d4a2e0ef6bbfdea50b00750ae022c1c7bd66b20654c035552b49c9d2fac18ef503bbd136a7a307bdeb97f759d45c25228a0bf0c37739b6e897bad

  • \Users\Admin\AppData\Local\Temp\HD_012553f207c6bb19d5fc09ac7cc6cd3ed43e30a5c8374ba8f662d5247ca74480.exe

    Filesize

    13.0MB

    MD5

    e0942fdbdc1192816a84cadefe807f71

    SHA1

    7c9d36c98c7130cff3e9969bfbc380bfec193662

    SHA256

    a14fc5e9ba72a4be06f6d16b3f1dc2a07f83fff13f14fb5bac95b6cac6c0e095

    SHA512

    8e5cdb8f527e51dec180722e91c5f965418c690888998cf1f001426559eba9697c9ced8ed090740cf23018714c163c787745d0d9dc386da87d17b39900b6f827

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

    Filesize

    377KB

    MD5

    80ade1893dec9cab7f2e63538a464fcc

    SHA1

    c06614da33a65eddb506db00a124a3fc3f5be02e

    SHA256

    57a920389c044e3f5cf93dabff67070b4511e79779b6f874e08f92d8b0d7afbd

    SHA512

    fffd4f3fccb5301b3c7a5b3bd92747f31549fbd9d0803fe5d502d1bb0ef979140988718c2ee1406ed3e755790d275185e120a56cbcb5ed2eadf62b5cdbfc4cc4

  • memory/1264-84-0x000000013FB20000-0x00000001413ED000-memory.dmp

    Filesize

    24.8MB

  • memory/2640-55-0x0000000010000000-0x00000000101B6000-memory.dmp

    Filesize

    1.7MB

  • memory/2640-61-0x0000000010000000-0x00000000101B6000-memory.dmp

    Filesize

    1.7MB

  • memory/2640-78-0x0000000010000000-0x00000000101B6000-memory.dmp

    Filesize

    1.7MB

  • memory/2688-49-0x0000000010000000-0x00000000101B6000-memory.dmp

    Filesize

    1.7MB

  • memory/2688-7-0x0000000010000000-0x00000000101B6000-memory.dmp

    Filesize

    1.7MB

  • memory/2688-9-0x0000000010000000-0x00000000101B6000-memory.dmp

    Filesize

    1.7MB

  • memory/2688-5-0x0000000010000000-0x00000000101B6000-memory.dmp

    Filesize

    1.7MB

  • memory/2732-122-0x000000013F720000-0x0000000140442000-memory.dmp

    Filesize

    13.1MB

  • memory/2996-27-0x0000000010000000-0x00000000101B6000-memory.dmp

    Filesize

    1.7MB

  • memory/2996-53-0x0000000010000000-0x00000000101B6000-memory.dmp

    Filesize

    1.7MB