Analysis

  • max time kernel
    150s
  • max time network
    151s
  • platform
    windows7_x64
  • resource
    win7-20240508-en
  • resource tags

    arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system
  • submitted
    25-06-2024 15:45

General

  • Target

    6ff30275eb0b6cfc2a7c9cb00cde2b9d1cccb0112d3c01285e98b0b541b1ea9d.exe

  • Size

    13.1MB

  • MD5

    744fb0ab1ab83fd7314ad5e3ccca4545

  • SHA1

    e371869e15d1f4d50e65276e08c0909f136f50cb

  • SHA256

    6ff30275eb0b6cfc2a7c9cb00cde2b9d1cccb0112d3c01285e98b0b541b1ea9d

  • SHA512

    ac747b4235c22e441b7e3cd6e9ea1e102695ef104fd0c6f954cef53d83c91c4ec2f03c5134e8c2de63c16d7efa6ab01fb6057e3735f85c4a866b7c65bd70c23d

  • SSDEEP

    393216:97kL8IGXGtMB5ONO+Rw6Ppx9bxN0XdIMOgC:JkAQGvOk36PpudIMHC

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 10 IoCs

    Detect PurpleFox Rootkit.

  • Gh0st RAT payload 11 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 13 IoCs
  • UPX packed file 12 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).

  • Program crash 1 IoCs
  • Runs ping.exe 1 TTPs 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 3 IoCs
  • Suspicious behavior: LoadsDriver 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 6 IoCs
  • Suspicious use of SetWindowsHookEx 5 IoCs
  • Suspicious use of WriteProcessMemory 38 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\6ff30275eb0b6cfc2a7c9cb00cde2b9d1cccb0112d3c01285e98b0b541b1ea9d.exe
    "C:\Users\Admin\AppData\Local\Temp\6ff30275eb0b6cfc2a7c9cb00cde2b9d1cccb0112d3c01285e98b0b541b1ea9d.exe"
    1⤵
    • Loads dropped DLL
    • Drops file in Program Files directory
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2056
    • 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:1608
      • 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:2600
        • C:\Windows\SysWOW64\PING.EXE
          ping -n 2 127.0.0.1
          4⤵
          • Runs ping.exe
          PID:2608
    • C:\Users\Admin\AppData\Local\Temp\svchos.exe
      C:\Users\Admin\AppData\Local\Temp\\svchos.exe
      2⤵
      • Server Software Component: Terminal Services DLL
      • Executes dropped EXE
      • Loads dropped DLL
      • Drops file in System32 directory
      PID:2736
    • C:\Users\Admin\AppData\Local\Temp\HD_6ff30275eb0b6cfc2a7c9cb00cde2b9d1cccb0112d3c01285e98b0b541b1ea9d.exe
      C:\Users\Admin\AppData\Local\Temp\HD_6ff30275eb0b6cfc2a7c9cb00cde2b9d1cccb0112d3c01285e98b0b541b1ea9d.exe
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:2544
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 2544 -s 576
        3⤵
        • Loads dropped DLL
        • Program crash
        PID:2316
  • C:\Windows\SysWOW64\TXPlatforn.exe
    C:\Windows\SysWOW64\TXPlatforn.exe -auto
    1⤵
    • Executes dropped EXE
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:2096
    • 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:2676
  • C:\Windows\SysWOW64\svchost.exe
    C:\Windows\SysWOW64\svchost.exe -k "Ö÷¶¯·ÀÓù·þÎñÄ£¿é"
    1⤵
      PID:2556
    • 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:2516
      • C:\Windows\SysWOW64\Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe
        C:\Windows\system32\Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe "c:\windows\system32\259400911.txt",MainThread
        2⤵
        • Executes dropped EXE
        • Loads dropped DLL
        PID:768

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\HD_6ff30275eb0b6cfc2a7c9cb00cde2b9d1cccb0112d3c01285e98b0b541b1ea9d.exe

      Filesize

      11.8MB

      MD5

      703ba10e2e9df5de9e2cbfa6cf3e21a0

      SHA1

      fa9d563dc1d438512bdb95e646723802c4045c0f

      SHA256

      7792075522d755d85876dc2d88dc5dff16a925ac51733ea5d9894ec35192fec7

      SHA512

      2b1b5e0ee4ceaa619a7e753f53919566293c85d09a59739bb88101fb82bfd55f7e781e8c35e0aed3fe54b87970b228a1021e33821ec5177ebfcebf156ce633d3

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

      Filesize

      1.3MB

      MD5

      7c9aeaf2c117345df0354d9cca3de5a5

      SHA1

      ec0aa96e7da55d45aed7c7400c8724b0f93b1884

      SHA256

      8f64fc5e5cd7d60336f4541103b0055f195cca33bf750f36a345d50a17b6cec9

      SHA512

      87efca739d7dde209328f42467ed90a0cbb7824d194660542d6e7c6ad40387a8e9143f60e5638c2a5dd67c9f3bd8af80232abaab956fd5355fd8d1697fedadb5

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

      Filesize

      93KB

      MD5

      3b377ad877a942ec9f60ea285f7119a2

      SHA1

      60b23987b20d913982f723ab375eef50fafa6c70

      SHA256

      62954fdf65e629b39a29f539619d20691332184c6b6be5a826128a8e759bfa84

      SHA512

      af3a71f867ad9d28772c48b521097f9bf8931eb89fd2974e8de10990241419a39ddc3c0b36dd38aac4fdf14e1f0c5e228692618e93adce958d5b5dab8940e46f

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

      Filesize

      377KB

      MD5

      a4329177954d4104005bce3020e5ef59

      SHA1

      23c29e295e2dbb8454012d619ca3f81e4c16e85a

      SHA256

      6156d003d54dcf2ee92f21bd6e7a6a7f91730bd2804381260bcabe465abe6ddd

      SHA512

      81e9d456a4abfc7cd9e0943d4a0ce15523362c3179f3368381d1d7974f80a9f9113b5404b96e67e91684e0ea1895b7d0073e4c48d0bfc4fd0244b1af6acf0208

    • \Windows\SysWOW64\259400911.txt

      Filesize

      50KB

      MD5

      35c0586cb9957861a5e7bd5352cc5fc3

      SHA1

      e59749643a06d114b560108aeff9234cca65a876

      SHA256

      4768cc112985d8a5ff228d246e42430c271d07ddf6d9c93d4ad009b1f7341475

      SHA512

      3ef18ea15063830162d324fe91f5b20fddfd2bf845912b0c611986685daef413aaf8dd709f6108a5e16b9887a2fd93e8e3af94afdc52efa3104695d5cf11c806

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

      Filesize

      43KB

      MD5

      51138beea3e2c21ec44d0932c71762a8

      SHA1

      8939cf35447b22dd2c6e6f443446acc1bf986d58

      SHA256

      5ad3c37e6f2b9db3ee8b5aeedc474645de90c66e3d95f8620c48102f1eba4124

      SHA512

      794f30fe452117ff2a26dc9d7086aaf82b639c2632ac2e381a81f5239caaec7c96922ba5d2d90bfd8d74f0a6cd4f79fbda63e14c6b779e5cf6834c13e4e45e7d

    • memory/1608-5-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/1608-8-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/1608-7-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/1608-9-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/2096-18-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/2096-26-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/2544-62-0x0000000002940000-0x0000000002941000-memory.dmp

      Filesize

      4KB

    • memory/2544-60-0x0000000002940000-0x0000000002941000-memory.dmp

      Filesize

      4KB

    • memory/2544-89-0x0000000000400000-0x0000000002924000-memory.dmp

      Filesize

      37.1MB

    • memory/2544-91-0x0000000010000000-0x0000000010009000-memory.dmp

      Filesize

      36KB

    • memory/2544-55-0x0000000002930000-0x0000000002931000-memory.dmp

      Filesize

      4KB

    • memory/2544-53-0x0000000002930000-0x0000000002931000-memory.dmp

      Filesize

      4KB

    • memory/2544-80-0x0000000002980000-0x0000000002981000-memory.dmp

      Filesize

      4KB

    • memory/2544-75-0x0000000002970000-0x0000000002971000-memory.dmp

      Filesize

      4KB

    • memory/2544-72-0x0000000002960000-0x0000000002961000-memory.dmp

      Filesize

      4KB

    • memory/2544-70-0x0000000002960000-0x0000000002961000-memory.dmp

      Filesize

      4KB

    • memory/2544-77-0x0000000002970000-0x0000000002971000-memory.dmp

      Filesize

      4KB

    • memory/2544-67-0x0000000002950000-0x0000000002951000-memory.dmp

      Filesize

      4KB

    • memory/2544-65-0x0000000002950000-0x0000000002951000-memory.dmp

      Filesize

      4KB

    • memory/2544-82-0x0000000002980000-0x0000000002981000-memory.dmp

      Filesize

      4KB

    • memory/2544-58-0x0000000002940000-0x0000000002941000-memory.dmp

      Filesize

      4KB

    • memory/2544-57-0x0000000002930000-0x0000000002931000-memory.dmp

      Filesize

      4KB

    • memory/2544-87-0x0000000002990000-0x0000000002991000-memory.dmp

      Filesize

      4KB

    • memory/2544-85-0x0000000002990000-0x0000000002991000-memory.dmp

      Filesize

      4KB

    • memory/2544-83-0x0000000002990000-0x0000000002991000-memory.dmp

      Filesize

      4KB

    • memory/2676-38-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/2676-28-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/2676-35-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/2676-45-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/2676-30-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB

    • memory/2676-31-0x0000000010000000-0x00000000101B6000-memory.dmp

      Filesize

      1.7MB