Analysis

  • max time kernel
    150s
  • max time network
    121s
  • platform
    windows7_x64
  • resource
    win7-20241023-en
  • resource tags

    arch:x64arch:x86image:win7-20241023-enlocale:en-usos:windows7-x64system
  • submitted
    13-11-2024 14:55

General

  • Target

    13710a80fa3a8021b7c2b59f35245c1f97dd611eca1c7ee3f206f73ffb591ba9.exe

  • Size

    4.1MB

  • MD5

    1b848f6e02b0a83ac0ed67bf1648b95c

  • SHA1

    08ea3467e28c3ae6cc6a2ce8db8b5c6cb5d60925

  • SHA256

    13710a80fa3a8021b7c2b59f35245c1f97dd611eca1c7ee3f206f73ffb591ba9

  • SHA512

    8be22d5a3ece4343b2b3c3eab990cd831f9a12793531b2508af06b4c659611e3ef6ae3eed4b6bbc998237894495bebdf017da06a66d32c6ba1a6648fc59d0a63

  • SSDEEP

    49152:5CwsbCANnKXferL7Vwe/Gg0P+WhUDmn2JG2kcL1HlgYr5gW+oPZb16:0ws2ANnKXOaeOgmhUDmn2Tl5Fm

Malware Config

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
  • 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 6 IoCs
  • Loads dropped DLL 10 IoCs
  • Drops file in System32 directory 6 IoCs
  • UPX packed file 6 IoCs

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

  • System Location Discovery: System Language Discovery 1 TTPs 8 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 2 IoCs
  • Suspicious use of WriteProcessMemory 34 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\13710a80fa3a8021b7c2b59f35245c1f97dd611eca1c7ee3f206f73ffb591ba9.exe
    "C:\Users\Admin\AppData\Local\Temp\13710a80fa3a8021b7c2b59f35245c1f97dd611eca1c7ee3f206f73ffb591ba9.exe"
    1⤵
    • Loads dropped DLL
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2536
    • 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:2680
    • 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:904
      • 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:2132
        • 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:2644
    • C:\Users\Admin\AppData\Local\Temp\HD_13710a80fa3a8021b7c2b59f35245c1f97dd611eca1c7ee3f206f73ffb591ba9.exe
      C:\Users\Admin\AppData\Local\Temp\HD_13710a80fa3a8021b7c2b59f35245c1f97dd611eca1c7ee3f206f73ffb591ba9.exe
      2⤵
      • Executes dropped EXE
      PID:2728
  • C:\Windows\SysWOW64\svchost.exe
    C:\Windows\SysWOW64\svchost.exe -k "Remote Data"
    1⤵
      PID:2512
    • 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:2280
      • C:\Windows\SysWOW64\Remote Data.exe
        "C:\Windows\system32\Remote Data.exe" "c:\windows\system32\259440021.txt",MainThread
        2⤵
        • Executes dropped EXE
        • Loads dropped DLL
        • System Location Discovery: System Language Discovery
        PID:2184
    • 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:2892
      • 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:2748

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

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

      Filesize

      2.7MB

      MD5

      43c0bd5e0b7f80e51aa47e244c168a19

      SHA1

      fce0070da62b012adeb97f33e065752f37722184

      SHA256

      70da121cb393f7aa30b3c63e38bf147eb9ae7b5e566d1b46d3ae21f602115eca

      SHA512

      2a0b38ef3f6d9667f24d12fd9838d8e607567d4ffa5beae00127c8371802f02604a452622a94a994d9261f9e9042f16fc00e9db564fe094cb5f5849d56b70e4c

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

      Filesize

      377KB

      MD5

      4a36a48e58829c22381572b2040b6fe0

      SHA1

      f09d30e44ff7e3f20a5de307720f3ad148c6143b

      SHA256

      3de6c02f52a661b8f934f59541d0cf297bb489eb2155e346b63c7338e09aeaf8

      SHA512

      5d0ea398792f6b9eb3f188813c50b7f43929183b5733d2b595b2fd1c78722764fd15f62db1086b5c7edfb157661a6dcd544ddd80907ee7699dddbca1ef4022d0

    • \Users\Admin\AppData\Local\Temp\HD_13710a80fa3a8021b7c2b59f35245c1f97dd611eca1c7ee3f206f73ffb591ba9.exe

      Filesize

      1.5MB

      MD5

      948fb6083f393413eb328f8da3d6c0da

      SHA1

      04b2a04f3a1f247534210dde892b01b671140f0a

      SHA256

      d70851f2cf5babe4cee6ef2efb4dd000082e956e491a90be9a78b9fafbfdba98

      SHA512

      072a27562f66838655b621f7070f5fb0b18961e532b8f9512caa469db7f888cc2f08ffb7d5a279be4f0fc434659e2aa9608a7409a94f9b73d0a13e07c56de7e3

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

      Filesize

      941KB

      MD5

      8dc3adf1c490211971c1e2325f1424d2

      SHA1

      4eec4a4e7cb97c5efa6c72e0731cd090c0c4adc5

      SHA256

      bc29f2022ab3b812e50c8681ff196f090c038b5ab51e37daffac4469a8c2eb2c

      SHA512

      ae92ea20b359849dcdba4808119b154e3af5ef3687ee09de1797610fe8c4d3eb9065b068074d35adddb4b225d17c619baff3944cb137ad196bcef7a6507f920d

    • \Windows\SysWOW64\259440021.txt

      Filesize

      899KB

      MD5

      53ab1f6bd6f8d2e46db1c19021c53d05

      SHA1

      52835694fdf0d24a1442d92202b6b4ebc70d5842

      SHA256

      9ebc02f45f24fdd67743ea3dd6abe6737f37e99f7d2c7268f8c90d88119bf9d7

      SHA512

      f1cc63bb4b1d082672c5a648dd92ca566591ea431cada7ffab1d1ece9b7ad74193e2777fb9ff003d5b64ae3e730ff27e4152ec712271744c091d2a43bf4f2bed

    • \Windows\SysWOW64\Remote Data.exe

      Filesize

      43KB

      MD5

      51138beea3e2c21ec44d0932c71762a8

      SHA1

      8939cf35447b22dd2c6e6f443446acc1bf986d58

      SHA256

      5ad3c37e6f2b9db3ee8b5aeedc474645de90c66e3d95f8620c48102f1eba4124

      SHA512

      794f30fe452117ff2a26dc9d7086aaf82b639c2632ac2e381a81f5239caaec7c96922ba5d2d90bfd8d74f0a6cd4f79fbda63e14c6b779e5cf6834c13e4e45e7d

    • memory/904-18-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/904-21-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/904-20-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/2748-40-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/2748-51-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/2748-52-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB