Analysis

  • max time kernel
    150s
  • max time network
    141s
  • platform
    windows7_x64
  • resource
    win7-20240220-en
  • resource tags

    arch:x64arch:x86image:win7-20240220-enlocale:en-usos:windows7-x64system
  • submitted
    25-05-2024 01:07

General

  • Target

    2024-05-25_90d8a9974676944d64c6e37c746f0c2b_drokbk_icedid.exe

  • Size

    9.4MB

  • MD5

    90d8a9974676944d64c6e37c746f0c2b

  • SHA1

    b92b5452ed88530894354c3048bee7e91d3ec173

  • SHA256

    c98c53fb92b5b90244104748292f57928aaa67cfb23fcc5f9349e3846dd28484

  • SHA512

    b0b2b08b9d08adf835eb2902a029bd6e0add7ed0e284b531f44c78c5fdfbd842a53a388b0c09cb5a7ebad16d935ad65d8feca4cda60ea1eb0b15ed5f589fa9cb

  • SSDEEP

    196608:MKXbeO7fnSLLF2uFgfZW3QRi79jIlkJqBEykyj9q:t7aV24uZ+QRKBCkkqxyjk

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.

  • PurpleFox

    PurpleFox is an exploit kit used to distribute other malware families and first seen in 2018.

  • UPX dump on OEP (original entry point) 6 IoCs
  • 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 9 IoCs
  • Loads dropped DLL 15 IoCs
  • UPX packed file 6 IoCs

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

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Drops file in System32 directory 6 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Runs ping.exe 1 TTPs 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 1 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious behavior: LoadsDriver 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 8 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 46 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2024-05-25_90d8a9974676944d64c6e37c746f0c2b_drokbk_icedid.exe
    "C:\Users\Admin\AppData\Local\Temp\2024-05-25_90d8a9974676944d64c6e37c746f0c2b_drokbk_icedid.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1940
    • 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:1248
    • 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:2300
      • 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:2596
        • C:\Windows\SysWOW64\PING.EXE
          ping -n 2 127.0.0.1
          4⤵
          • Runs ping.exe
          PID:2460
    • C:\Users\Admin\AppData\Local\Temp\HD_2024-05-25_90d8a9974676944d64c6e37c746f0c2b_drokbk_icedid.exe
      C:\Users\Admin\AppData\Local\Temp\HD_2024-05-25_90d8a9974676944d64c6e37c746f0c2b_drokbk_icedid.exe
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Adds Run key to start application
      • Suspicious use of WriteProcessMemory
      PID:2476
      • C:\Users\Admin\AppData\Local\Temp\._cache_HD_2024-05-25_90d8a9974676944d64c6e37c746f0c2b_drokbk_icedid.exe
        "C:\Users\Admin\AppData\Local\Temp\._cache_HD_2024-05-25_90d8a9974676944d64c6e37c746f0c2b_drokbk_icedid.exe"
        3⤵
        • Executes dropped EXE
        • Suspicious behavior: GetForegroundWindowSpam
        • Suspicious use of AdjustPrivilegeToken
        PID:2948
      • C:\ProgramData\Synaptics\Synaptics.exe
        "C:\ProgramData\Synaptics\Synaptics.exe" InjUpdate
        3⤵
        • Executes dropped EXE
        • Loads dropped DLL
        • Suspicious use of WriteProcessMemory
        PID:2624
        • C:\Users\Admin\AppData\Local\Temp\._cache_Synaptics.exe
          "C:\Users\Admin\AppData\Local\Temp\._cache_Synaptics.exe" InjUpdate
          4⤵
          • Executes dropped EXE
          • Suspicious use of AdjustPrivilegeToken
          PID:1712
  • C:\Windows\SysWOW64\svchost.exe
    C:\Windows\SysWOW64\svchost.exe -k "Remote Data"
    1⤵
      PID:1172
    • 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:1408
      • C:\Windows\SysWOW64\Remote Data.exe
        "C:\Windows\system32\Remote Data.exe" "c:\windows\system32\259395670.txt",MainThread
        2⤵
        • Executes dropped EXE
        • Loads dropped DLL
        PID:1876
    • C:\Windows\SysWOW64\TXPlatfor.exe
      C:\Windows\SysWOW64\TXPlatfor.exe -auto
      1⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Suspicious use of WriteProcessMemory
      PID:2704
      • 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:2456

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\HD_2024-05-25_90d8a9974676944d64c6e37c746f0c2b_drokbk_icedid.exe

      Filesize

      6.8MB

      MD5

      5bc525d1bd2fff2bbea7c33147d7c35d

      SHA1

      1c994ca39dc002dd9c4aa27940e3be8870aafe1c

      SHA256

      f2499c9fb07f00989e1c40151be41ed68b6cfa5848e125abfe92e24e1ab44395

      SHA512

      57ff9ebaeaef9ba9d42cf65c1bea973a76d3bc1a25fd058ead8ee52836668e67168d734355a336109d3e82eae72bfbb035a04457cba954806e1359611604e547

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

      Filesize

      2.5MB

      MD5

      fde9a81937a6c3f042b9ee2ff99d50e9

      SHA1

      1a1417230bba41932c70fbba132c0b935cdc9bfd

      SHA256

      107f432cabd4a81df7450e54fd9c7e2cf7649b7e542ae2488c79a8c69d775895

      SHA512

      94499c1ddced7ef3f400205d1c5833618a02fec2ba7a941d1942a34a3ef579c0653d4e21548ce8afcfbd1eacd91aa86f5c2e156fc57981fb051ac9ad46d9712c

    • C:\Users\Admin\AppData\Local\Temp\执行日志\2024-05-25.txt

      Filesize

      14B

      MD5

      237cc57baa470bd4710f7d3faa646ad4

      SHA1

      2633b522123027561d4abe064d43cffac280fca1

      SHA256

      4465da51ffca40caedfdc54e3ff9d3e9f9b62286f0b82f778de7d00d20250d3b

      SHA512

      27b8e54e2a224dc9b337c545da5ecb58cc5019e233f244b03993376f3a3361a7333a99fd62e832c4623cf765c00fbe3e6f1e06563123ab1bf4b7352cdbabdb5d

    • C:\Users\Admin\AppData\Local\Temp\执行日志\2024-05-25.txt

      Filesize

      246B

      MD5

      6177991da3598dce62af503db5dda8bf

      SHA1

      78aceb4efab507bc8e3ed874756616b7b28841a9

      SHA256

      f7d75a821ad2db4561bf24fe61586ae8d052b745094c83e666ca687b9ba9be4b

      SHA512

      9f45a9a4707ae869d0bff022645d8b05e447d2e849f05fcf91f60ebad9698ea70539b3087e110c9f7cfba3fad48f0ac9e509be92d963b0c0797628c1ec7c6368

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

      Filesize

      43KB

      MD5

      51138beea3e2c21ec44d0932c71762a8

      SHA1

      8939cf35447b22dd2c6e6f443446acc1bf986d58

      SHA256

      5ad3c37e6f2b9db3ee8b5aeedc474645de90c66e3d95f8620c48102f1eba4124

      SHA512

      794f30fe452117ff2a26dc9d7086aaf82b639c2632ac2e381a81f5239caaec7c96922ba5d2d90bfd8d74f0a6cd4f79fbda63e14c6b779e5cf6834c13e4e45e7d

    • \Users\Admin\AppData\Local\Temp\._cache_HD_2024-05-25_90d8a9974676944d64c6e37c746f0c2b_drokbk_icedid.exe

      Filesize

      6.1MB

      MD5

      76d9ace54cdfa5919eba62a9dd63ab05

      SHA1

      dd3e47036d20220e06201f96b208f604401a05af

      SHA256

      7d204d0f8df598dbd16e9bd2baf4ad5cb875e4e59646f54e97f32d150e644579

      SHA512

      aee907d8d2f95b179df0bf063c2a1c53b5624bab1dc939212d518b10dbe136152565bdd0fff61b07943fdafc2c5c1646f442805fc93f96259d4e8fd2823faebb

    • \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\259395670.txt

      Filesize

      899KB

      MD5

      b444aa210ba25929efb225ab6cb7b36a

      SHA1

      26b3d1224afba0d51764f4c24f05b4ed38b4f03d

      SHA256

      eeb6f558597749b6814f9d760595678b8941548970c4b213daf2435494f01288

      SHA512

      177aa8241d176a628b80bcf94056a219ed74a6efe48661089c905caa096b5bd6a90836ee4d66d574ac2146ecc2407e125261af3e0f2f0573836a1c2d4255cda5

    • memory/1712-217766-0x0000000005EB0000-0x0000000005EFE000-memory.dmp

      Filesize

      312KB

    • memory/2300-21-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/2300-18-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/2300-20-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/2456-54-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/2456-50-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/2456-46-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/2476-79-0x0000000000400000-0x0000000000ADF000-memory.dmp

      Filesize

      6.9MB

    • memory/2948-100-0x0000000006150000-0x0000000006D63000-memory.dmp

      Filesize

      12.1MB

    • memory/2948-126-0x0000000006150000-0x0000000006D63000-memory.dmp

      Filesize

      12.1MB

    • memory/2948-106-0x0000000006150000-0x0000000006D63000-memory.dmp

      Filesize

      12.1MB

    • memory/2948-104-0x0000000006150000-0x0000000006D63000-memory.dmp

      Filesize

      12.1MB

    • memory/2948-102-0x0000000006150000-0x0000000006D63000-memory.dmp

      Filesize

      12.1MB

    • memory/2948-110-0x0000000006150000-0x0000000006D63000-memory.dmp

      Filesize

      12.1MB

    • memory/2948-98-0x0000000006150000-0x0000000006D63000-memory.dmp

      Filesize

      12.1MB

    • memory/2948-96-0x0000000006150000-0x0000000006D63000-memory.dmp

      Filesize

      12.1MB

    • memory/2948-94-0x0000000006150000-0x0000000006D63000-memory.dmp

      Filesize

      12.1MB

    • memory/2948-92-0x0000000006150000-0x0000000006D63000-memory.dmp

      Filesize

      12.1MB

    • memory/2948-116-0x0000000006150000-0x0000000006D63000-memory.dmp

      Filesize

      12.1MB

    • memory/2948-112-0x0000000006150000-0x0000000006D63000-memory.dmp

      Filesize

      12.1MB

    • memory/2948-128-0x0000000006150000-0x0000000006D63000-memory.dmp

      Filesize

      12.1MB

    • memory/2948-108-0x0000000006150000-0x0000000006D63000-memory.dmp

      Filesize

      12.1MB

    • memory/2948-124-0x0000000006150000-0x0000000006D63000-memory.dmp

      Filesize

      12.1MB

    • memory/2948-122-0x0000000006150000-0x0000000006D63000-memory.dmp

      Filesize

      12.1MB

    • memory/2948-120-0x0000000006150000-0x0000000006D63000-memory.dmp

      Filesize

      12.1MB

    • memory/2948-118-0x0000000006150000-0x0000000006D63000-memory.dmp

      Filesize

      12.1MB

    • memory/2948-138-0x0000000006150000-0x0000000006D63000-memory.dmp

      Filesize

      12.1MB

    • memory/2948-136-0x0000000006150000-0x0000000006D63000-memory.dmp

      Filesize

      12.1MB

    • memory/2948-134-0x0000000006150000-0x0000000006D63000-memory.dmp

      Filesize

      12.1MB

    • memory/2948-132-0x0000000006150000-0x0000000006D63000-memory.dmp

      Filesize

      12.1MB

    • memory/2948-130-0x0000000006150000-0x0000000006D63000-memory.dmp

      Filesize

      12.1MB

    • memory/2948-114-0x0000000006150000-0x0000000006D63000-memory.dmp

      Filesize

      12.1MB

    • memory/2948-91-0x0000000006150000-0x0000000006D63000-memory.dmp

      Filesize

      12.1MB

    • memory/2948-90-0x0000000006150000-0x0000000006D68000-memory.dmp

      Filesize

      12.1MB

    • memory/2948-89-0x0000000006D70000-0x000000000798A000-memory.dmp

      Filesize

      12.1MB