Analysis

  • max time kernel
    150s
  • max time network
    144s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    25-08-2024 15:23

General

  • Target

    1db467fa9dbac60064321f8f98cc08a8155edcba8a0e5480e35ae793d5237e6e.exe

  • Size

    2.6MB

  • MD5

    64fa4f825428c9be5e9a2809d5c2bb06

  • SHA1

    55918462460a1c26605ebda89ef0f53ad6245559

  • SHA256

    1db467fa9dbac60064321f8f98cc08a8155edcba8a0e5480e35ae793d5237e6e

  • SHA512

    df936628aaf2f1caaa9c961d472bee9e052790c84ab12cd14bfeb77e98564aed787c74abf82ca795f5441f71a6c663109813513014ac09e4f72c4476a89d204a

  • SSDEEP

    49152:/09XJt4HIN2H2tFvduySnh+XGwv2tP1zTPADnWPMklKu8bi4O8b8ITDnl13S:MZJt4HINy2Lknh+Wwv2tP1PPknK

Malware Config

Signatures

  • Detect PurpleFox Rootkit 10 IoCs

    Detect PurpleFox Rootkit.

  • Gh0st RAT payload 10 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
  • UPX packed file 12 IoCs

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

  • Drops file in System32 directory 2 IoCs
  • Drops file in Program Files directory 5 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 7 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.

  • Modifies data under HKEY_USERS 1 IoCs
  • Modifies registry class 1 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 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\1db467fa9dbac60064321f8f98cc08a8155edcba8a0e5480e35ae793d5237e6e.exe
    "C:\Users\Admin\AppData\Local\Temp\1db467fa9dbac60064321f8f98cc08a8155edcba8a0e5480e35ae793d5237e6e.exe"
    1⤵
    • Drops file in Program Files directory
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:596
    • 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:4836
      • 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
        PID:4856
        • 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:2336
    • C:\Users\Admin\AppData\Local\Temp\HD_1db467fa9dbac60064321f8f98cc08a8155edcba8a0e5480e35ae793d5237e6e.exe
      C:\Users\Admin\AppData\Local\Temp\HD_1db467fa9dbac60064321f8f98cc08a8155edcba8a0e5480e35ae793d5237e6e.exe
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Modifies data under HKEY_USERS
      • Modifies registry class
      • Suspicious use of WriteProcessMemory
      PID:3612
      • C:\Users\Admin\AppData\Local\Temp\HD_1db467fa9dbac60064321f8f98cc08a8155edcba8a0e5480e35ae793d5237e6e.exe
        "C:\Users\Admin\AppData\Local\Temp\HD_1db467fa9dbac60064321f8f98cc08a8155edcba8a0e5480e35ae793d5237e6e.exe" --channel=3612.0.1560338888 --type=renderer
        3⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        PID:1700
  • C:\Windows\SysWOW64\TXPlatforn.exe
    C:\Windows\SysWOW64\TXPlatforn.exe -auto
    1⤵
    • Executes dropped EXE
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:3236
    • 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:2228

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\HD_1db467fa9dbac60064321f8f98cc08a8155edcba8a0e5480e35ae793d5237e6e.exe

    Filesize

    1.5MB

    MD5

    7a97aa40d8a3da4a9095873c72d524c5

    SHA1

    d219db66995e0548ea1226cb1806388b1ac718f7

    SHA256

    00d2ce2c35e8f2d31c2a8778c6e8846be3d1467cd1e66aa494571a14dea0e4d1

    SHA512

    16de6e0fdda9ebd7de996e97f73d9fad661c947320b604e5aafdcde50ee4582b1b07da98233b12dc76c464abe2104323c056b1ab477532ee10f5117cb03aa90c

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

    Filesize

    1.1MB

    MD5

    dfad2d59f25e1024166efe78e5cd8e92

    SHA1

    de73e2d1f149471a625b7ff2c55b44e416b97e07

    SHA256

    9a06d6dc6273f7063ec90ad32cedcb22278b9664b2590f0b2b13660df37f8a32

    SHA512

    e6da83c23cf09bcbc0cff57c424c1222554461941ace3cf1c3e8433033387a6435df4a058ca1427ca8264d9dc7ddf197e1ca479367c5a605bfad2f7ed7727462

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

    Filesize

    377KB

    MD5

    80ade1893dec9cab7f2e63538a464fcc

    SHA1

    c06614da33a65eddb506db00a124a3fc3f5be02e

    SHA256

    57a920389c044e3f5cf93dabff67070b4511e79779b6f874e08f92d8b0d7afbd

    SHA512

    fffd4f3fccb5301b3c7a5b3bd92747f31549fbd9d0803fe5d502d1bb0ef979140988718c2ee1406ed3e755790d275185e120a56cbcb5ed2eadf62b5cdbfc4cc4

  • memory/2228-41-0x0000000010000000-0x00000000101B6000-memory.dmp

    Filesize

    1.7MB

  • memory/2228-30-0x0000000010000000-0x00000000101B6000-memory.dmp

    Filesize

    1.7MB

  • memory/2228-29-0x0000000010000000-0x00000000101B6000-memory.dmp

    Filesize

    1.7MB

  • memory/3236-16-0x0000000010000000-0x00000000101B6000-memory.dmp

    Filesize

    1.7MB

  • memory/3236-13-0x0000000010000000-0x00000000101B6000-memory.dmp

    Filesize

    1.7MB

  • memory/3236-17-0x0000000010000000-0x00000000101B6000-memory.dmp

    Filesize

    1.7MB

  • memory/3236-15-0x0000000010000000-0x00000000101B6000-memory.dmp

    Filesize

    1.7MB

  • memory/3236-28-0x0000000010000000-0x00000000101B6000-memory.dmp

    Filesize

    1.7MB

  • memory/4836-7-0x0000000010000000-0x00000000101B6000-memory.dmp

    Filesize

    1.7MB

  • memory/4836-4-0x0000000010000000-0x00000000101B6000-memory.dmp

    Filesize

    1.7MB

  • memory/4836-10-0x0000000010000000-0x00000000101B6000-memory.dmp

    Filesize

    1.7MB

  • memory/4836-6-0x0000000010000000-0x00000000101B6000-memory.dmp

    Filesize

    1.7MB