Analysis

  • max time kernel
    150s
  • max time network
    123s
  • platform
    windows7_x64
  • resource
    win7-20240220-en
  • resource tags

    arch:x64arch:x86image:win7-20240220-enlocale:en-usos:windows7-x64system
  • submitted
    24-05-2024 03:35

General

  • Target

    711f380c4024bf5195aae1415cbd25c2b19926ca67e66e8f25e13e7debf7be27.exe

  • Size

    11.0MB

  • MD5

    3670f9f280bee7c6ebabdaf61848c266

  • SHA1

    3caa4033f06f14f8d84703edd65f5bb4f403e451

  • SHA256

    711f380c4024bf5195aae1415cbd25c2b19926ca67e66e8f25e13e7debf7be27

  • SHA512

    c43096823a58c67a73d0b15550035abb9a8f447f44b47775faadda67f28237e720d2e838c8409ebfe9d31978102d193136ff6b25aa52bbf4ccebdcc35a1e82d2

  • SSDEEP

    196608:mWT9nO7jay6rW3svpOgOGYS6YmKy/i7h6iyHlEMsfgf5KXi:G7jd6npwjdZ/mZzzgf5

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 8 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 13 IoCs
  • UPX packed file 10 IoCs

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

  • Drops file in System32 directory 6 IoCs
  • Suspicious use of NtSetInformationThreadHideFromDebugger 1 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\711f380c4024bf5195aae1415cbd25c2b19926ca67e66e8f25e13e7debf7be27.exe
    "C:\Users\Admin\AppData\Local\Temp\711f380c4024bf5195aae1415cbd25c2b19926ca67e66e8f25e13e7debf7be27.exe"
    1⤵
    • Loads dropped DLL
    • Drops file in Program Files directory
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2088
    • 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:3060
      • 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:2636
        • C:\Windows\SysWOW64\PING.EXE
          ping -n 2 127.0.0.1
          4⤵
          • Runs ping.exe
          PID:2612
    • 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:2512
    • C:\Users\Admin\AppData\Local\Temp\HD_711f380c4024bf5195aae1415cbd25c2b19926ca67e66e8f25e13e7debf7be27.exe
      C:\Users\Admin\AppData\Local\Temp\HD_711f380c4024bf5195aae1415cbd25c2b19926ca67e66e8f25e13e7debf7be27.exe
      2⤵
      • Executes dropped EXE
      • Suspicious use of NtSetInformationThreadHideFromDebugger
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:2812
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 2812 -s 408
        3⤵
        • Loads dropped DLL
        • Program crash
        PID:1968
  • C:\Windows\SysWOW64\TXPlatforn.exe
    C:\Windows\SysWOW64\TXPlatforn.exe -auto
    1⤵
    • Executes dropped EXE
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:2900
    • 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:2652
  • C:\Windows\SysWOW64\svchost.exe
    C:\Windows\SysWOW64\svchost.exe -k "Ö÷¶¯·ÀÓù·þÎñÄ£¿é"
    1⤵
      PID:2808
    • 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:2520
      • C:\Windows\SysWOW64\Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe
        C:\Windows\system32\Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe "c:\windows\system32\259397900.txt",MainThread
        2⤵
        • Executes dropped EXE
        • Loads dropped DLL
        PID:1544

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\HD_711f380c4024bf5195aae1415cbd25c2b19926ca67e66e8f25e13e7debf7be27.exe
      Filesize

      9.4MB

      MD5

      1e57668067aeb09a8ce822d24d476c34

      SHA1

      79a9336bd97771db0cd31ab3f0bbb2da393c60fd

      SHA256

      a70c07046a2ea07f9bc737d62d2cc80fc5e2ca2ffdd6a2a6442d83bdb32099b0

      SHA512

      8be7236570a29e806055136349104d094088255e2d27e89eaaf9476a373f9a1b4893e34b2e55e014b714a5c401911caae2570eecfbb0a57c973ce41c8aa2d266

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

      1.6MB

      MD5

      5e87958c62ec32152e9bcdd4e149439f

      SHA1

      ec74ec216665b6296eea8363fba8696f1cc7bbfd

      SHA256

      6cbf85da988c252d82bd09d2a73849e81d6365a127b6a0b1fa98d5a9ce45c0ef

      SHA512

      842997287104de59c51801e5d33dbc4e04a5c2c3667cbb1a1091310260f6cfc30f44f911496be995959984e7286c232c5a3d3c4606e3b55aec5e2d7c91f27da6

    • C:\Users\Admin\AppData\Local\Temp\X.ico
      Filesize

      71KB

      MD5

      fb44f7af2882d222b600539171f54c1d

      SHA1

      0c5a1a0b1620a55a0f194464227be25a2f0347e1

      SHA256

      f2a78e76259bc8fd4ab6af7b4e16dfb49a10643308aca3d14c09e61ac0ebd487

      SHA512

      21e906473f64303c4c8d55213ccb84f4a803c11fb5eef34ce3194adfb391ccbcc91e7c399556c7a4e4f3d33b9b19524d4499ec771ee8e1a10df26ea7cc2dcb67

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

      43KB

      MD5

      51138beea3e2c21ec44d0932c71762a8

      SHA1

      8939cf35447b22dd2c6e6f443446acc1bf986d58

      SHA256

      5ad3c37e6f2b9db3ee8b5aeedc474645de90c66e3d95f8620c48102f1eba4124

      SHA512

      794f30fe452117ff2a26dc9d7086aaf82b639c2632ac2e381a81f5239caaec7c96922ba5d2d90bfd8d74f0a6cd4f79fbda63e14c6b779e5cf6834c13e4e45e7d

    • \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\259397900.txt
      Filesize

      50KB

      MD5

      6b2bc175626bba130ffa2ca353c2f0e6

      SHA1

      8257e1cbcf55fe6994bf97fbe53e5ee36c2e3fb4

      SHA256

      eb77116cd7a7dd45fbcbb5c023e70a85f706dbd0bbc1a063d87d9ec113720f98

      SHA512

      91b37ec3a32a79641634bd006dee5019ac35b78bf9af89f2a48eb6130edaedba0ee33bbaf4655ccf68bf6b4d2261f76295afa4f66f1755163b80a400dad5624c

    • memory/2652-52-0x0000000010000000-0x00000000101B6000-memory.dmp
      Filesize

      1.7MB

    • memory/2652-31-0x0000000010000000-0x00000000101B6000-memory.dmp
      Filesize

      1.7MB

    • memory/2652-41-0x0000000010000000-0x00000000101B6000-memory.dmp
      Filesize

      1.7MB

    • memory/2652-47-0x0000000010000000-0x00000000101B6000-memory.dmp
      Filesize

      1.7MB

    • memory/2812-88-0x0000000001C30000-0x0000000001C31000-memory.dmp
      Filesize

      4KB

    • memory/2812-68-0x0000000001BF0000-0x0000000001BF1000-memory.dmp
      Filesize

      4KB

    • memory/2812-54-0x00000000003F0000-0x00000000003F1000-memory.dmp
      Filesize

      4KB

    • memory/2812-93-0x0000000001C40000-0x0000000001C41000-memory.dmp
      Filesize

      4KB

    • memory/2812-91-0x0000000001C40000-0x0000000001C41000-memory.dmp
      Filesize

      4KB

    • memory/2812-89-0x0000000001C40000-0x0000000001C41000-memory.dmp
      Filesize

      4KB

    • memory/2812-95-0x0000000000400000-0x0000000001BD5000-memory.dmp
      Filesize

      23.8MB

    • memory/2812-56-0x00000000003F0000-0x00000000003F1000-memory.dmp
      Filesize

      4KB

    • memory/2812-58-0x00000000003F0000-0x00000000003F1000-memory.dmp
      Filesize

      4KB

    • memory/2812-59-0x0000000001BE0000-0x0000000001BE1000-memory.dmp
      Filesize

      4KB

    • memory/2812-97-0x0000000010000000-0x0000000010009000-memory.dmp
      Filesize

      36KB

    • memory/2812-86-0x0000000001C30000-0x0000000001C31000-memory.dmp
      Filesize

      4KB

    • memory/2812-84-0x0000000001C30000-0x0000000001C31000-memory.dmp
      Filesize

      4KB

    • memory/2812-83-0x0000000001C20000-0x0000000001C21000-memory.dmp
      Filesize

      4KB

    • memory/2812-81-0x0000000001C20000-0x0000000001C21000-memory.dmp
      Filesize

      4KB

    • memory/2812-78-0x0000000001C10000-0x0000000001C11000-memory.dmp
      Filesize

      4KB

    • memory/2812-76-0x0000000001C10000-0x0000000001C11000-memory.dmp
      Filesize

      4KB

    • memory/2812-73-0x0000000001C00000-0x0000000001C01000-memory.dmp
      Filesize

      4KB

    • memory/2812-71-0x0000000001C00000-0x0000000001C01000-memory.dmp
      Filesize

      4KB

    • memory/2812-61-0x0000000001BE0000-0x0000000001BE1000-memory.dmp
      Filesize

      4KB

    • memory/2812-66-0x0000000001BF0000-0x0000000001BF1000-memory.dmp
      Filesize

      4KB

    • memory/2812-63-0x0000000001BE0000-0x0000000001BE1000-memory.dmp
      Filesize

      4KB

    • memory/2900-35-0x0000000010000000-0x00000000101B6000-memory.dmp
      Filesize

      1.7MB

    • memory/2900-18-0x0000000010000000-0x00000000101B6000-memory.dmp
      Filesize

      1.7MB

    • memory/3060-8-0x0000000010000000-0x00000000101B6000-memory.dmp
      Filesize

      1.7MB

    • memory/3060-12-0x0000000010000000-0x00000000101B6000-memory.dmp
      Filesize

      1.7MB

    • memory/3060-7-0x0000000010000000-0x00000000101B6000-memory.dmp
      Filesize

      1.7MB

    • memory/3060-5-0x0000000010000000-0x00000000101B6000-memory.dmp
      Filesize

      1.7MB