Analysis

  • max time kernel
    150s
  • max time network
    118s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    26-05-2024 10:53

General

  • Target

    594f21cb07c28ec4690f92d30920be9b2d6d7bd9ae8bd53382b7d9f647f303c8.exe

  • Size

    8.1MB

  • MD5

    64b964ac0f2c7d34a26d9293fed65fea

  • SHA1

    b8bb59fa567e1eb05582aa4dbd8a9987fd1be10b

  • SHA256

    594f21cb07c28ec4690f92d30920be9b2d6d7bd9ae8bd53382b7d9f647f303c8

  • SHA512

    953f163b5b184397f0edf4089b2833b4d1f1ab148354b3a80cc722b3cdf6021a54dc036af52f1a5465aff8f6c719864ad65e24e41c728da08321a723ef8ab719

  • SSDEEP

    196608:7WT9nO7jUJQDqzXmVyUJQDSGxr2cqUJQD8:x7AcOWcFlrbc8

Malware Config

Signatures

  • Blackmoon, KrBanker

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

  • Detect Blackmoon payload 1 IoCs
  • Detect PurpleFox Rootkit 9 IoCs

    Detect PurpleFox Rootkit.

  • Gh0st RAT payload 10 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 9 IoCs
  • UPX packed file 11 IoCs

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

  • Drops file in System32 directory 6 IoCs
  • Drops file in Program Files directory 4 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: LoadsDriver 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 6 IoCs
  • Suspicious use of SetWindowsHookEx 4 IoCs
  • Suspicious use of WriteProcessMemory 34 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\594f21cb07c28ec4690f92d30920be9b2d6d7bd9ae8bd53382b7d9f647f303c8.exe
    "C:\Users\Admin\AppData\Local\Temp\594f21cb07c28ec4690f92d30920be9b2d6d7bd9ae8bd53382b7d9f647f303c8.exe"
    1⤵
    • Loads dropped DLL
    • Drops file in Program Files directory
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2176
    • C:\Users\Admin\AppData\Local\Temp\svchost.exe
      C:\Users\Admin\AppData\Local\Temp\\svchost.exe
      2⤵
      • Executes dropped EXE
      • Drops file in System32 directory
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:1580
      • 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\svchost.exe > nul
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:2628
        • C:\Windows\SysWOW64\PING.EXE
          ping -n 2 127.0.0.1
          4⤵
          • Runs ping.exe
          PID:1800
    • C:\Users\Admin\AppData\Local\Temp\svchos.exe
      C:\Users\Admin\AppData\Local\Temp\\svchos.exe
      2⤵
      • Sets DLL path for service in the registry
      • Executes dropped EXE
      • Loads dropped DLL
      • Drops file in System32 directory
      PID:2700
    • C:\Users\Admin\AppData\Local\Temp\HD_594f21cb07c28ec4690f92d30920be9b2d6d7bd9ae8bd53382b7d9f647f303c8.exe
      C:\Users\Admin\AppData\Local\Temp\HD_594f21cb07c28ec4690f92d30920be9b2d6d7bd9ae8bd53382b7d9f647f303c8.exe
      2⤵
      • Executes dropped EXE
      • Suspicious use of SetWindowsHookEx
      PID:2968
  • C:\Windows\SysWOW64\TXPlatforn.exe
    C:\Windows\SysWOW64\TXPlatforn.exe -auto
    1⤵
    • Executes dropped EXE
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:1232
    • C:\Windows\SysWOW64\TXPlatforn.exe
      C:\Windows\SysWOW64\TXPlatforn.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:2564
  • C:\Windows\SysWOW64\svchost.exe
    C:\Windows\SysWOW64\svchost.exe -k "Ö÷¶¯·ÀÓù·þÎñÄ£¿é"
    1⤵
      PID:2428
    • C:\Windows\SysWOW64\svchost.exe
      C:\Windows\SysWOW64\svchost.exe -k "Ö÷¶¯·ÀÓù·þÎñÄ£¿é"
      1⤵
      • Loads dropped DLL
      • Drops file in System32 directory
      • Suspicious use of WriteProcessMemory
      PID:2460
      • C:\Windows\SysWOW64\Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe
        C:\Windows\system32\Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe "c:\windows\system32\259396496.txt",MainThread
        2⤵
        • Executes dropped EXE
        • Loads dropped DLL
        PID:1844

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

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

      Filesize

      2.3MB

      MD5

      5e667a27023dcbf5b7c97a446bea76aa

      SHA1

      3f654d8c08dbefbe6a05a06bcea4cfdaa1693cd9

      SHA256

      70f1c5787d05b08057617d4caeed1079da28e8fa2fa4d9d756234c90ea86f11f

      SHA512

      8bdbe8775230745333ef7cfee9fee723a152d8ba9358c4679bba4c647dd90351e3d8e96c03ae854a344f7ee333e09bb38f1fc24c702bb18d936e8db781c75979

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

      Filesize

      377KB

      MD5

      a4329177954d4104005bce3020e5ef59

      SHA1

      23c29e295e2dbb8454012d619ca3f81e4c16e85a

      SHA256

      6156d003d54dcf2ee92f21bd6e7a6a7f91730bd2804381260bcabe465abe6ddd

      SHA512

      81e9d456a4abfc7cd9e0943d4a0ce15523362c3179f3368381d1d7974f80a9f9113b5404b96e67e91684e0ea1895b7d0073e4c48d0bfc4fd0244b1af6acf0208

    • \Users\Admin\AppData\Local\Temp\HD_594f21cb07c28ec4690f92d30920be9b2d6d7bd9ae8bd53382b7d9f647f303c8.exe

      Filesize

      5.8MB

      MD5

      ecb69c99eb9bbf7e74ce4e8df2fa1af5

      SHA1

      0751e993d0a68eacce1233e08000ed6e324ede77

      SHA256

      fc03410c5587d9e728a0662429c17343d45c7d577f49e3e439829a14393f6734

      SHA512

      705f936d72850e0db93c64b27cadabbc8c827c1afd3d5dc887ae2fd0f676faea040812d50b797c80dc042f937438c9838994b25de50ce42adbb288d0fa21056c

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

      Filesize

      93KB

      MD5

      3b377ad877a942ec9f60ea285f7119a2

      SHA1

      60b23987b20d913982f723ab375eef50fafa6c70

      SHA256

      62954fdf65e629b39a29f539619d20691332184c6b6be5a826128a8e759bfa84

      SHA512

      af3a71f867ad9d28772c48b521097f9bf8931eb89fd2974e8de10990241419a39ddc3c0b36dd38aac4fdf14e1f0c5e228692618e93adce958d5b5dab8940e46f

    • \Windows\SysWOW64\259396496.txt

      Filesize

      50KB

      MD5

      8b8b3a4c09cffd037452645ae4461571

      SHA1

      3e2aa19923d8f13caa190378a81c7d7adcbbc9b4

      SHA256

      bcbc1436cc0c9e8bfeed2c96f994dfa36a2c5409df477a302e332cf440dada37

      SHA512

      1f5724bcd58b60a3395418391ddb391645dcc25f1d5c8c603bdc86611b16d7cb7a188c55ec1ea6b3a4612dca37d487d9715360d642fa593953ad36e704d673a0

    • \Windows\SysWOW64\Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe

      Filesize

      43KB

      MD5

      51138beea3e2c21ec44d0932c71762a8

      SHA1

      8939cf35447b22dd2c6e6f443446acc1bf986d58

      SHA256

      5ad3c37e6f2b9db3ee8b5aeedc474645de90c66e3d95f8620c48102f1eba4124

      SHA512

      794f30fe452117ff2a26dc9d7086aaf82b639c2632ac2e381a81f5239caaec7c96922ba5d2d90bfd8d74f0a6cd4f79fbda63e14c6b779e5cf6834c13e4e45e7d

    • memory/1232-18-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/1232-32-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/1580-5-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/1580-8-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/1580-7-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/1580-12-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/2564-31-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/2564-41-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/2564-37-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/2564-33-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/2968-56-0x0000000010000000-0x00000000101BC000-memory.dmp

      Filesize

      1.7MB

    • memory/2968-61-0x00000000002E0000-0x00000000002EB000-memory.dmp

      Filesize

      44KB

    • memory/2968-84-0x00000000002D0000-0x00000000002D9000-memory.dmp

      Filesize

      36KB