Analysis

  • max time kernel
    150s
  • max time network
    131s
  • platform
    windows7_x64
  • resource
    win7-20231020-en
  • resource tags

    arch:x64arch:x86image:win7-20231020-enlocale:en-usos:windows7-x64system
  • submitted
    04-11-2023 22:45

General

  • Target

    1d9c56d73cf098e12caabaa024f37293466759c17608cb06d49886acb42b22be.exe

  • Size

    2.5MB

  • MD5

    98645e910e88cf2eca41067b53998d64

  • SHA1

    6f5b6ba70962015e2d1ab99f6889303a4af8c1e7

  • SHA256

    1d9c56d73cf098e12caabaa024f37293466759c17608cb06d49886acb42b22be

  • SHA512

    917e63a461fbdf9a4d7ee436c746aa17e93790046105a106ba74df20852c212c02268598ec602b94321d3451be5c0b67cd7b27117e94dc0038e91ac0477c02ae

  • SSDEEP

    24576:3CwsbKgbQ5NANIvGTYwMHXA+wT1kfTw4SIuvB74fgt7ibhRM5QhKehFdMtRj7nHG:3CwsbCANnKXferL7Vwe/Gg0P+WhFJyBQ

Malware Config

Signatures

  • Detect PurpleFox Rootkit 7 IoCs

    Detect PurpleFox Rootkit.

  • Gh0st RAT payload 13 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 DLL path for service in the registry 2 TTPs 1 IoCs
  • Sets service image path in registry 2 TTPs 1 IoCs
  • Executes dropped EXE 6 IoCs
  • Loads dropped DLL 8 IoCs
  • UPX packed file 10 IoCs

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

  • Drops file in System32 directory 6 IoCs
  • 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\1d9c56d73cf098e12caabaa024f37293466759c17608cb06d49886acb42b22be.exe
    "C:\Users\Admin\AppData\Local\Temp\1d9c56d73cf098e12caabaa024f37293466759c17608cb06d49886acb42b22be.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2512
    • C:\Users\Admin\AppData\Local\Temp\R.exe
      C:\Users\Admin\AppData\Local\Temp\\R.exe
      2⤵
      • Sets DLL path for service in the registry
      • Executes dropped EXE
      • Loads dropped DLL
      • Drops file in System32 directory
      PID:1924
    • 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:2812
      • 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:1656
        • C:\Windows\SysWOW64\PING.EXE
          ping -n 2 127.0.0.1
          4⤵
          • Runs ping.exe
          PID:2636
    • C:\Users\Admin\AppData\Local\Temp\HD_1d9c56d73cf098e12caabaa024f37293466759c17608cb06d49886acb42b22be.exe
      C:\Users\Admin\AppData\Local\Temp\HD_1d9c56d73cf098e12caabaa024f37293466759c17608cb06d49886acb42b22be.exe
      2⤵
      • Executes dropped EXE
      PID:2580
  • C:\Windows\SysWOW64\svchost.exe
    C:\Windows\SysWOW64\svchost.exe -k "Remote Data"
    1⤵
      PID:2296
    • C:\Windows\SysWOW64\svchost.exe
      C:\Windows\SysWOW64\svchost.exe -k "Remote Data"
      1⤵
      • Loads dropped DLL
      • Drops file in System32 directory
      • Suspicious use of WriteProcessMemory
      PID:1936
      • C:\Windows\SysWOW64\Remote Data.exe
        "C:\Windows\system32\Remote Data.exe" "c:\windows\system32\259415138.txt",MainThread
        2⤵
        • Executes dropped EXE
        • Loads dropped DLL
        PID:1664
    • C:\Windows\SysWOW64\TXPlatfor.exe
      C:\Windows\SysWOW64\TXPlatfor.exe -auto
      1⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Suspicious use of WriteProcessMemory
      PID:2748
      • 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:2820

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\HD_1d9c56d73cf098e12caabaa024f37293466759c17608cb06d49886acb42b22be.exe

      Filesize

      192KB

      MD5

      dc1e68ec59068d99184fe3e0c96c956f

      SHA1

      e1f4253902683c8565cb02b2d9b0095156e62fdb

      SHA256

      4efbcafbfe4b764cc8b4d3282311b1fe8a04dfcc13ac0ce21d71dcc82595eb21

      SHA512

      165edb98550cd0257946031881621eb67201fdb90b3de0ac9c6ed90259538525270b6b99bffbcdadc335bd676dbf277b25dd26f0383a2fb623629d46a1dc7ce8

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

      Filesize

      2.3MB

      MD5

      d1dbfe6ed45d9ab10cfc7ec6c59e2273

      SHA1

      1148584a4589b9c329ffe22145b018548aed5028

      SHA256

      bba40fcfdb70e919ec2df7828e1f13a8a7500a01d50ae08bb11ce3a9b31d3596

      SHA512

      c0064bdd2fb37213c606fe064cbce2f638bfcb4f5e44fa5fd5bd505931cae3c68a63d6203b92af1a4e29a93978567175778ed8fad46207f6f8b6712aaecc24c5

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

      Filesize

      377KB

      MD5

      4a36a48e58829c22381572b2040b6fe0

      SHA1

      f09d30e44ff7e3f20a5de307720f3ad148c6143b

      SHA256

      3de6c02f52a661b8f934f59541d0cf297bb489eb2155e346b63c7338e09aeaf8

      SHA512

      5d0ea398792f6b9eb3f188813c50b7f43929183b5733d2b595b2fd1c78722764fd15f62db1086b5c7edfb157661a6dcd544ddd80907ee7699dddbca1ef4022d0

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

      Filesize

      377KB

      MD5

      4a36a48e58829c22381572b2040b6fe0

      SHA1

      f09d30e44ff7e3f20a5de307720f3ad148c6143b

      SHA256

      3de6c02f52a661b8f934f59541d0cf297bb489eb2155e346b63c7338e09aeaf8

      SHA512

      5d0ea398792f6b9eb3f188813c50b7f43929183b5733d2b595b2fd1c78722764fd15f62db1086b5c7edfb157661a6dcd544ddd80907ee7699dddbca1ef4022d0

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

      Filesize

      941KB

      MD5

      8dc3adf1c490211971c1e2325f1424d2

      SHA1

      4eec4a4e7cb97c5efa6c72e0731cd090c0c4adc5

      SHA256

      bc29f2022ab3b812e50c8681ff196f090c038b5ab51e37daffac4469a8c2eb2c

      SHA512

      ae92ea20b359849dcdba4808119b154e3af5ef3687ee09de1797610fe8c4d3eb9065b068074d35adddb4b225d17c619baff3944cb137ad196bcef7a6507f920d

    • C:\Windows\SysWOW64\Remote Data.exe

      Filesize

      43KB

      MD5

      51138beea3e2c21ec44d0932c71762a8

      SHA1

      8939cf35447b22dd2c6e6f443446acc1bf986d58

      SHA256

      5ad3c37e6f2b9db3ee8b5aeedc474645de90c66e3d95f8620c48102f1eba4124

      SHA512

      794f30fe452117ff2a26dc9d7086aaf82b639c2632ac2e381a81f5239caaec7c96922ba5d2d90bfd8d74f0a6cd4f79fbda63e14c6b779e5cf6834c13e4e45e7d

    • C:\Windows\SysWOW64\Remote Data.exe

      Filesize

      43KB

      MD5

      51138beea3e2c21ec44d0932c71762a8

      SHA1

      8939cf35447b22dd2c6e6f443446acc1bf986d58

      SHA256

      5ad3c37e6f2b9db3ee8b5aeedc474645de90c66e3d95f8620c48102f1eba4124

      SHA512

      794f30fe452117ff2a26dc9d7086aaf82b639c2632ac2e381a81f5239caaec7c96922ba5d2d90bfd8d74f0a6cd4f79fbda63e14c6b779e5cf6834c13e4e45e7d

    • C:\Windows\SysWOW64\TXPlatfor.exe

      Filesize

      377KB

      MD5

      4a36a48e58829c22381572b2040b6fe0

      SHA1

      f09d30e44ff7e3f20a5de307720f3ad148c6143b

      SHA256

      3de6c02f52a661b8f934f59541d0cf297bb489eb2155e346b63c7338e09aeaf8

      SHA512

      5d0ea398792f6b9eb3f188813c50b7f43929183b5733d2b595b2fd1c78722764fd15f62db1086b5c7edfb157661a6dcd544ddd80907ee7699dddbca1ef4022d0

    • C:\Windows\SysWOW64\TXPlatfor.exe

      Filesize

      377KB

      MD5

      4a36a48e58829c22381572b2040b6fe0

      SHA1

      f09d30e44ff7e3f20a5de307720f3ad148c6143b

      SHA256

      3de6c02f52a661b8f934f59541d0cf297bb489eb2155e346b63c7338e09aeaf8

      SHA512

      5d0ea398792f6b9eb3f188813c50b7f43929183b5733d2b595b2fd1c78722764fd15f62db1086b5c7edfb157661a6dcd544ddd80907ee7699dddbca1ef4022d0

    • C:\Windows\SysWOW64\TXPlatfor.exe

      Filesize

      377KB

      MD5

      4a36a48e58829c22381572b2040b6fe0

      SHA1

      f09d30e44ff7e3f20a5de307720f3ad148c6143b

      SHA256

      3de6c02f52a661b8f934f59541d0cf297bb489eb2155e346b63c7338e09aeaf8

      SHA512

      5d0ea398792f6b9eb3f188813c50b7f43929183b5733d2b595b2fd1c78722764fd15f62db1086b5c7edfb157661a6dcd544ddd80907ee7699dddbca1ef4022d0

    • \??\c:\windows\SysWOW64\259415138.txt

      Filesize

      899KB

      MD5

      4fbe96d36213b66c2f0af73e7af663e5

      SHA1

      29053cd00a26fdc638438d4d27ff7c208b3d87fd

      SHA256

      508c1b778e273c35a28fdb2e14785d5691e8a9024dab2545a54d7c4d245b8e38

      SHA512

      441da79f2b015ffff01ab8781cf34bdab4fdb4e87b128f743ea624d83fb29dbb0274d1d9a3d3367a9c685010db7207e1bd014af88f86483dc0536423ca7209ed

    • \Users\Admin\AppData\Local\Temp\HD_1d9c56d73cf098e12caabaa024f37293466759c17608cb06d49886acb42b22be.exe

      Filesize

      192KB

      MD5

      dc1e68ec59068d99184fe3e0c96c956f

      SHA1

      e1f4253902683c8565cb02b2d9b0095156e62fdb

      SHA256

      4efbcafbfe4b764cc8b4d3282311b1fe8a04dfcc13ac0ce21d71dcc82595eb21

      SHA512

      165edb98550cd0257946031881621eb67201fdb90b3de0ac9c6ed90259538525270b6b99bffbcdadc335bd676dbf277b25dd26f0383a2fb623629d46a1dc7ce8

    • \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\259415138.txt

      Filesize

      899KB

      MD5

      4fbe96d36213b66c2f0af73e7af663e5

      SHA1

      29053cd00a26fdc638438d4d27ff7c208b3d87fd

      SHA256

      508c1b778e273c35a28fdb2e14785d5691e8a9024dab2545a54d7c4d245b8e38

      SHA512

      441da79f2b015ffff01ab8781cf34bdab4fdb4e87b128f743ea624d83fb29dbb0274d1d9a3d3367a9c685010db7207e1bd014af88f86483dc0536423ca7209ed

    • \Windows\SysWOW64\259415138.txt

      Filesize

      899KB

      MD5

      4fbe96d36213b66c2f0af73e7af663e5

      SHA1

      29053cd00a26fdc638438d4d27ff7c208b3d87fd

      SHA256

      508c1b778e273c35a28fdb2e14785d5691e8a9024dab2545a54d7c4d245b8e38

      SHA512

      441da79f2b015ffff01ab8781cf34bdab4fdb4e87b128f743ea624d83fb29dbb0274d1d9a3d3367a9c685010db7207e1bd014af88f86483dc0536423ca7209ed

    • \Windows\SysWOW64\259415138.txt

      Filesize

      899KB

      MD5

      4fbe96d36213b66c2f0af73e7af663e5

      SHA1

      29053cd00a26fdc638438d4d27ff7c208b3d87fd

      SHA256

      508c1b778e273c35a28fdb2e14785d5691e8a9024dab2545a54d7c4d245b8e38

      SHA512

      441da79f2b015ffff01ab8781cf34bdab4fdb4e87b128f743ea624d83fb29dbb0274d1d9a3d3367a9c685010db7207e1bd014af88f86483dc0536423ca7209ed

    • \Windows\SysWOW64\Remote Data.exe

      Filesize

      43KB

      MD5

      51138beea3e2c21ec44d0932c71762a8

      SHA1

      8939cf35447b22dd2c6e6f443446acc1bf986d58

      SHA256

      5ad3c37e6f2b9db3ee8b5aeedc474645de90c66e3d95f8620c48102f1eba4124

      SHA512

      794f30fe452117ff2a26dc9d7086aaf82b639c2632ac2e381a81f5239caaec7c96922ba5d2d90bfd8d74f0a6cd4f79fbda63e14c6b779e5cf6834c13e4e45e7d

    • \Windows\SysWOW64\TXPlatfor.exe

      Filesize

      377KB

      MD5

      4a36a48e58829c22381572b2040b6fe0

      SHA1

      f09d30e44ff7e3f20a5de307720f3ad148c6143b

      SHA256

      3de6c02f52a661b8f934f59541d0cf297bb489eb2155e346b63c7338e09aeaf8

      SHA512

      5d0ea398792f6b9eb3f188813c50b7f43929183b5733d2b595b2fd1c78722764fd15f62db1086b5c7edfb157661a6dcd544ddd80907ee7699dddbca1ef4022d0

    • memory/2748-30-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/2748-44-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/2812-36-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/2812-21-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/2812-22-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/2812-20-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/2812-18-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/2820-54-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/2820-56-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/2820-59-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB