Analysis

  • max time kernel
    150s
  • max time network
    122s
  • platform
    windows7_x64
  • resource
    win7-20240508-en
  • resource tags

    arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system
  • submitted
    20-06-2024 20:49

General

  • Target

    e0b2c0235048fb814172869dccf17965869b8d8c516a7984b345ee88830e2adf.exe

  • Size

    2.8MB

  • MD5

    e706f2b3cbe78a4868e8ff2f706353e9

  • SHA1

    db55be24f9dcc850dd00121916f4ebca8414924d

  • SHA256

    e0b2c0235048fb814172869dccf17965869b8d8c516a7984b345ee88830e2adf

  • SHA512

    7a92e3f91354f4773533f1fb0c50ab96b2a2ce89030a5c19fb6157879538516a46d8448d3aa0ba95a99f583054aef65a4418db35f4464156b3721cb8ead470f2

  • SSDEEP

    49152:PCwsbCANnKXferL7Vwe/Gg0P+WhHDmn2E:aws2ANnKXOaeOgmhHDmn2E

Malware Config

Signatures

  • Detect PurpleFox Rootkit 10 IoCs

    Detect PurpleFox Rootkit.

  • Gh0st RAT payload 11 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 4 IoCs
  • Loads dropped DLL 4 IoCs
  • UPX packed file 12 IoCs

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

  • Drops file in System32 directory 3 IoCs
  • Runs ping.exe 1 TTPs 1 IoCs
  • Suspicious behavior: LoadsDriver 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 6 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 26 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\e0b2c0235048fb814172869dccf17965869b8d8c516a7984b345ee88830e2adf.exe
    "C:\Users\Admin\AppData\Local\Temp\e0b2c0235048fb814172869dccf17965869b8d8c516a7984b345ee88830e2adf.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2256
    • C:\Users\Admin\AppData\Local\Temp\R.exe
      C:\Users\Admin\AppData\Local\Temp\\R.exe
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Drops file in System32 directory
      PID:1948
    • 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
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:1228
      • 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⤵
        • Suspicious use of WriteProcessMemory
        PID:2700
        • C:\Windows\SysWOW64\PING.EXE
          ping -n 2 127.0.0.1
          4⤵
          • Runs ping.exe
          PID:2808
  • C:\Windows\SysWOW64\TXPlatfor.exe
    C:\Windows\SysWOW64\TXPlatfor.exe -auto
    1⤵
    • Executes dropped EXE
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:2316
    • 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:2944

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

Remote System Discovery

1
T1018

Replay Monitor

Loading Replay Monitor...

Downloads

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

    2.8MB

    MD5

    e706f2b3cbe78a4868e8ff2f706353e9

    SHA1

    db55be24f9dcc850dd00121916f4ebca8414924d

    SHA256

    e0b2c0235048fb814172869dccf17965869b8d8c516a7984b345ee88830e2adf

    SHA512

    7a92e3f91354f4773533f1fb0c50ab96b2a2ce89030a5c19fb6157879538516a46d8448d3aa0ba95a99f583054aef65a4418db35f4464156b3721cb8ead470f2

  • \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\259398509.txt
    Filesize

    899KB

    MD5

    9530fa3aff0e2e2787b29155fdecfe22

    SHA1

    901e2572db75f112873ce7acfa5c096add93e2a9

    SHA256

    2c5ecde5c793304b7dc8f1810fd98ab763a41834290b217ace6bf78f6b5e262a

    SHA512

    81d0d67f9e9fb200b3797f9437c41468d6c4a8837cbc8a833cc205c428ea6dedabf941f3ca115340abe898a0a937d7449a56add965a5ae9b6806571d4789b122

  • memory/1228-15-0x0000000010000000-0x00000000101B6000-memory.dmp
    Filesize

    1.7MB

  • memory/1228-13-0x0000000010000000-0x00000000101B6000-memory.dmp
    Filesize

    1.7MB

  • memory/1228-16-0x0000000010000000-0x00000000101B6000-memory.dmp
    Filesize

    1.7MB

  • memory/1228-20-0x0000000010000000-0x00000000101B6000-memory.dmp
    Filesize

    1.7MB

  • memory/2316-31-0x0000000010000000-0x00000000101B6000-memory.dmp
    Filesize

    1.7MB

  • memory/2316-26-0x0000000010000000-0x00000000101B6000-memory.dmp
    Filesize

    1.7MB

  • memory/2944-35-0x0000000010000000-0x00000000101B6000-memory.dmp
    Filesize

    1.7MB

  • memory/2944-34-0x0000000010000000-0x00000000101B6000-memory.dmp
    Filesize

    1.7MB

  • memory/2944-32-0x0000000010000000-0x00000000101B6000-memory.dmp
    Filesize

    1.7MB

  • memory/2944-36-0x0000000010000000-0x00000000101B6000-memory.dmp
    Filesize

    1.7MB

  • memory/2944-40-0x0000000010000000-0x00000000101B6000-memory.dmp
    Filesize

    1.7MB

  • memory/2944-41-0x0000000010000000-0x00000000101B6000-memory.dmp
    Filesize

    1.7MB