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Analysis

  • max time kernel
    150s
  • max time network
    144s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    25/06/2024, 18:30

General

  • Target

    59c4c99b8a0ef493887692eafe53e0eaa657da688fce3e42d510725311d208f4.exe

  • Size

    5.5MB

  • MD5

    e04ff28b883fb40ac8871f5699a35111

  • SHA1

    1a9a2152d6c82992bbf39c8c2f096d8ea0175923

  • SHA256

    59c4c99b8a0ef493887692eafe53e0eaa657da688fce3e42d510725311d208f4

  • SHA512

    793b0f537b3b16414c98a7c237415734164fff3b70d771238033e07de2c7bac94748a9fb30b2ee371b0eacd71d0c9c7fbf68ffdc3f72d1ce693272ddd7dc0f35

  • SSDEEP

    98304:Lws2ANnKXOaeOgmhYJnlEa9tX3ZO2rkNEZq1jKJBAUZLKvu:NKXbeO7GJnlECvhJVYu

Malware Config

Signatures

  • Blackmoon, KrBanker

    Blackmoon also known as KrBanker is banking trojan first discovered in early 2014.

  • Detect Blackmoon payload 2 IoCs
  • Detect PurpleFox Rootkit 8 IoCs

    Detect PurpleFox Rootkit.

  • Gh0st RAT payload 9 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
  • 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 3 IoCs
  • UPX packed file 10 IoCs

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

  • Drops file in System32 directory 6 IoCs
  • Drops file in Program Files directory 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Program crash 1 IoCs
  • Runs ping.exe 1 TTPs 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious behavior: LoadsDriver 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 6 IoCs
  • Suspicious use of SetWindowsHookEx 4 IoCs
  • Suspicious use of WriteProcessMemory 21 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\59c4c99b8a0ef493887692eafe53e0eaa657da688fce3e42d510725311d208f4.exe
    "C:\Users\Admin\AppData\Local\Temp\59c4c99b8a0ef493887692eafe53e0eaa657da688fce3e42d510725311d208f4.exe"
    1⤵
    • Drops file in Program Files directory
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:3368
    • 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
      PID:3200
    • 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:776
      • 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:3556
        • C:\Windows\SysWOW64\PING.EXE
          ping -n 2 127.0.0.1
          4⤵
          • Runs ping.exe
          PID:3220
    • C:\Users\Admin\AppData\Local\Temp\HD_59c4c99b8a0ef493887692eafe53e0eaa657da688fce3e42d510725311d208f4.exe
      C:\Users\Admin\AppData\Local\Temp\HD_59c4c99b8a0ef493887692eafe53e0eaa657da688fce3e42d510725311d208f4.exe
      2⤵
      • Executes dropped EXE
      • Suspicious use of SetWindowsHookEx
      PID:4184
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 4184 -s 700
        3⤵
        • Program crash
        PID:5116
  • C:\Windows\SysWOW64\svchost.exe
    C:\Windows\SysWOW64\svchost.exe -k "Remote Data"
    1⤵
      PID:2912
    • 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:3164
      • C:\Windows\SysWOW64\Remote Data.exe
        "C:\Windows\system32\Remote Data.exe" "c:\windows\system32\240597890.txt",MainThread
        2⤵
        • Executes dropped EXE
        • Loads dropped DLL
        PID:1312
    • C:\Windows\SysWOW64\TXPlatfor.exe
      C:\Windows\SysWOW64\TXPlatfor.exe -auto
      1⤵
      • Executes dropped EXE
      • Suspicious use of WriteProcessMemory
      PID:4984
      • 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:4872
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4184 -ip 4184
      1⤵
        PID:3252

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • C:\Users\Admin\AppData\Local\Temp\HD_59c4c99b8a0ef493887692eafe53e0eaa657da688fce3e42d510725311d208f4.exe

        Filesize

        3.0MB

        MD5

        e6cecf855969a82fb217c1caba60ebb7

        SHA1

        61c633480d30cb5350ca295ce4f0d0a41443e5c6

        SHA256

        d99b0a9364710ea3bbd078055e27d4b8dd3ea2542e08d5c259968e5576124216

        SHA512

        ed44fd4e8cc408c69b809ae9a53c4e80ee9bff881074420fbd317c92604cca848528a5297d3c56190064099a78c8994aa448dd45c7fabafc911fa53480564b2f

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

        Filesize

        2.5MB

        MD5

        af3af221604e4e693b28a4843754c1b4

        SHA1

        bcbb47db49668df45cd0e5f75f38ccfc100f23a6

        SHA256

        318984c154686c1a65ea17aeb60140039969c4c62583a0dca2791ff249f81c6a

        SHA512

        b066c4cab37b12708176a7a48ba302923939827bbab4e04416941ad5d61c6745b5149cdfd653b95e005a80fb92e19328171929228a3e4790cb3dcda1da45b0a1

      • 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\240597890.txt

        Filesize

        899KB

        MD5

        012238bc58b64556cc9fd289f7faaf44

        SHA1

        837c5565c4a9fdde9b361ea842b4193ede5a84bf

        SHA256

        b885c26d19b0dea46ace5a7b18b0327c007499cef2aff5e9c1c2cabd428b23c4

        SHA512

        fd07e3409823d839b6287acdfd0db11d6bb12ae699c70120154a2376cb3cc98408d8204cf2f865bc2afa3578533aafb87dbe441dbeccb4f141590c61a49f73b0

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

        Filesize

        60KB

        MD5

        889b99c52a60dd49227c5e485a016679

        SHA1

        8fa889e456aa646a4d0a4349977430ce5fa5e2d7

        SHA256

        6cbe0e1f046b13b29bfa26f8b368281d2dda7eb9b718651d5856f22cc3e02910

        SHA512

        08933106eaf338dd119c45cbf1f83e723aff77cc0f8d3fc84e36253b1eb31557a54211d1d5d1cb58958188e32064d451f6c66a24b3963cccd3de07299ab90641

      • memory/776-17-0x0000000010000000-0x00000000101B6000-memory.dmp

        Filesize

        1.7MB

      • memory/776-20-0x0000000010000000-0x00000000101B6000-memory.dmp

        Filesize

        1.7MB

      • memory/776-23-0x0000000010000000-0x00000000101B6000-memory.dmp

        Filesize

        1.7MB

      • memory/776-19-0x0000000010000000-0x00000000101B6000-memory.dmp

        Filesize

        1.7MB

      • memory/4184-46-0x0000000010000000-0x0000000010036000-memory.dmp

        Filesize

        216KB

      • memory/4872-41-0x0000000010000000-0x00000000101B6000-memory.dmp

        Filesize

        1.7MB

      • memory/4872-37-0x0000000010000000-0x00000000101B6000-memory.dmp

        Filesize

        1.7MB

      • memory/4872-45-0x0000000010000000-0x00000000101B6000-memory.dmp

        Filesize

        1.7MB

      • memory/4984-28-0x0000000010000000-0x00000000101B6000-memory.dmp

        Filesize

        1.7MB

      • memory/4984-29-0x0000000010000000-0x00000000101B6000-memory.dmp

        Filesize

        1.7MB

      • memory/4984-26-0x0000000010000000-0x00000000101B6000-memory.dmp

        Filesize

        1.7MB