Analysis

  • max time kernel
    150s
  • max time network
    120s
  • platform
    windows7_x64
  • resource
    win7-20240508-en
  • resource tags

    arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system
  • submitted
    25-06-2024 18:09

General

  • Target

    579cf0822cf46b763497c6e0b7fd7822af2b0ef0ca5ab562690a85685e2c715a.exe

  • Size

    2.5MB

  • MD5

    35536f59a3771da335645b81a96afd73

  • SHA1

    092cfee2d44cae5172e9e19c78403fd9a5b53f5f

  • SHA256

    579cf0822cf46b763497c6e0b7fd7822af2b0ef0ca5ab562690a85685e2c715a

  • SHA512

    fdcc4ada71f55df7215f28ded6b8547300b32a0c6b6e370df887347106f36d4c7297c653dd335df987df03f59dbe9650ae18ab4a825db12041cf0eb698a9fdb0

  • SSDEEP

    49152:iCwsbCANnKXferL7Vwe/Gg0P+Whk4kHn5E:lws2ANnKXOaeOgmhF8n5E

Malware Config

Signatures

  • Detect PurpleFox Rootkit 7 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.

  • 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 8 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\579cf0822cf46b763497c6e0b7fd7822af2b0ef0ca5ab562690a85685e2c715a.exe
    "C:\Users\Admin\AppData\Local\Temp\579cf0822cf46b763497c6e0b7fd7822af2b0ef0ca5ab562690a85685e2c715a.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2024
    • 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:1236
    • 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:2484
      • 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:2812
        • C:\Windows\SysWOW64\PING.EXE
          ping -n 2 127.0.0.1
          4⤵
          • Runs ping.exe
          PID:2828
  • C:\Windows\SysWOW64\TXPlatfor.exe
    C:\Windows\SysWOW64\TXPlatfor.exe -auto
    1⤵
    • Executes dropped EXE
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:848
    • 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:2668

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

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

    Filesize

    2.5MB

    MD5

    35536f59a3771da335645b81a96afd73

    SHA1

    092cfee2d44cae5172e9e19c78403fd9a5b53f5f

    SHA256

    579cf0822cf46b763497c6e0b7fd7822af2b0ef0ca5ab562690a85685e2c715a

    SHA512

    fdcc4ada71f55df7215f28ded6b8547300b32a0c6b6e370df887347106f36d4c7297c653dd335df987df03f59dbe9650ae18ab4a825db12041cf0eb698a9fdb0

  • \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\259404484.txt

    Filesize

    899KB

    MD5

    eddddbe1cf9c288f0b2726bc522d4e2e

    SHA1

    03713a0fa37dde24cba7ef6edb0420808dd43104

    SHA256

    4487a42df72c5ead0f7ff172f9e7e2df1065828154abbdc0ba7c7c1ff702927b

    SHA512

    6c86c45373dcb3972cf383b7064286fa5ba6d71b999cc7b62e7f4837dad728c74341686d712e2e66d91b928514fa609dde71fd7b788a455e420a07ea5e24fea3

  • memory/848-30-0x0000000010000000-0x00000000101B6000-memory.dmp

    Filesize

    1.7MB

  • memory/2484-15-0x0000000010000000-0x00000000101B6000-memory.dmp

    Filesize

    1.7MB

  • memory/2484-17-0x0000000010000000-0x00000000101B6000-memory.dmp

    Filesize

    1.7MB

  • memory/2484-16-0x0000000010000000-0x00000000101B6000-memory.dmp

    Filesize

    1.7MB

  • memory/2484-13-0x0000000010000000-0x00000000101B6000-memory.dmp

    Filesize

    1.7MB

  • memory/2668-36-0x0000000010000000-0x00000000101B6000-memory.dmp

    Filesize

    1.7MB

  • memory/2668-37-0x0000000010000000-0x00000000101B6000-memory.dmp

    Filesize

    1.7MB

  • memory/2668-40-0x0000000010000000-0x00000000101B6000-memory.dmp

    Filesize

    1.7MB