Analysis

  • max time kernel
    120s
  • max time network
    121s
  • platform
    windows7_x64
  • resource
    win7-20231201-en
  • resource tags

    arch:x64arch:x86image:win7-20231201-enlocale:en-usos:windows7-x64system
  • submitted
    08/12/2023, 05:29

General

  • Target

    eac27f773d364b92fed8f6a500eb7781e1dbb10b32b1fab7ebe42742376b874e.exe

  • Size

    9.4MB

  • MD5

    7505f2bfe8e8b7efa77e2ec304717cb3

  • SHA1

    d0bfae8116b142e7302d4b1cc6a437fd15c7d00e

  • SHA256

    eac27f773d364b92fed8f6a500eb7781e1dbb10b32b1fab7ebe42742376b874e

  • SHA512

    0f152e4f7acec15458245f86434745234e63ec3c5ebe10de34a00b73acd7b11fc71eb651a527affc2da9c1732f9a25e6dc118116b955f000263151e080cdb310

  • SSDEEP

    196608:2quoQmFmbnnGPJC3y/3uj16VLxnbbN4l0yqXWf63iyiWeJiZ6ND:DQamznIb3qmLX4qXWciyeX

Malware Config

Signatures

  • Blackmoon, KrBanker

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

  • Detect Blackmoon payload 2 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 2 IoCs
  • VMProtect packed file 2 IoCs

    Detects executables packed with VMProtect commercial packer.

  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\eac27f773d364b92fed8f6a500eb7781e1dbb10b32b1fab7ebe42742376b874e.exe
    "C:\Users\Admin\AppData\Local\Temp\eac27f773d364b92fed8f6a500eb7781e1dbb10b32b1fab7ebe42742376b874e.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: GetForegroundWindowSpam
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2524
    • C:\Windows\SysWOW64\NOTEPAD.EXE
      "C:\Windows\system32\NOTEPAD.EXE" C:\Users\Admin\AppData\Local\Temp\ÏêϸʹÓÃ˵Ã÷.txt
      2⤵
        PID:2920
      • C:\Users\Admin\AppData\Local\Temp\aow_dr.exe
        C:\Users\Admin\AppData\Local\Temp\aow_dr.exe
        2⤵
        • Executes dropped EXE
        PID:2856

    Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

          Loading Replay Monitor...

          Downloads

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

            Filesize

            13KB

            MD5

            b5dd2ad618694048355e2e3c396d7860

            SHA1

            bceaf75cf61c51bf711cd9180d95d30355a99578

            SHA256

            5ff4970bd69b9f541ae61a56be0d87436ce6258ca87ffcea16b9bb4767846e91

            SHA512

            d1a01f35f84b1b3fde339d351a101bac8826365a26c597dfa76397d72a6378a89c43b64718ef71694cfa814b40e12309b5b31f47721301c6d7d9ca1497fb66ec

          • C:\Users\Admin\AppData\Local\Temp\dr.dll

            Filesize

            288B

            MD5

            8471b22c4ffd8240cdcc363284d62e61

            SHA1

            24681a90b32ee0da595b875fe59ea2fa2e5bf592

            SHA256

            c8f57935622e8fea2ff0a963e8dc82b08dc4e3d65440e63405cb0f505993d83f

            SHA512

            6972a7486bbff19c71026276376abd8d289ef1089f2835dea32b5edec0682f635508aad25354a6c2f82254887e120584e12ca494a273012432c5c9e18dda3571

          • C:\Users\Admin\AppData\Local\Temp\ÏêϸʹÓÃ˵Ã÷.txt

            Filesize

            1KB

            MD5

            a84add5fa56d9791dbb5300e1938538a

            SHA1

            ee5510d9f21b8975af2b2a656be25f358b753b7d

            SHA256

            137cbdceee790d4166945d3c62080fa5145458769cd7bc44616b4fb799b44144

            SHA512

            e09d38e1413b9aa031cceb9fd5b14ca36a728e8115b0de8476161c8549f742cc00e7a3728475e8fffe65bbfafde01bfe788aca859d73552cadfd4f54d9c1dd4f

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

            Filesize

            13KB

            MD5

            b5dd2ad618694048355e2e3c396d7860

            SHA1

            bceaf75cf61c51bf711cd9180d95d30355a99578

            SHA256

            5ff4970bd69b9f541ae61a56be0d87436ce6258ca87ffcea16b9bb4767846e91

            SHA512

            d1a01f35f84b1b3fde339d351a101bac8826365a26c597dfa76397d72a6378a89c43b64718ef71694cfa814b40e12309b5b31f47721301c6d7d9ca1497fb66ec

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

            Filesize

            13KB

            MD5

            b5dd2ad618694048355e2e3c396d7860

            SHA1

            bceaf75cf61c51bf711cd9180d95d30355a99578

            SHA256

            5ff4970bd69b9f541ae61a56be0d87436ce6258ca87ffcea16b9bb4767846e91

            SHA512

            d1a01f35f84b1b3fde339d351a101bac8826365a26c597dfa76397d72a6378a89c43b64718ef71694cfa814b40e12309b5b31f47721301c6d7d9ca1497fb66ec

          • memory/2524-31-0x00000000002B0000-0x00000000002B1000-memory.dmp

            Filesize

            4KB

          • memory/2524-33-0x00000000002B0000-0x00000000002B1000-memory.dmp

            Filesize

            4KB

          • memory/2524-13-0x0000000000260000-0x0000000000261000-memory.dmp

            Filesize

            4KB

          • memory/2524-15-0x0000000000260000-0x0000000000261000-memory.dmp

            Filesize

            4KB

          • memory/2524-18-0x0000000000270000-0x0000000000271000-memory.dmp

            Filesize

            4KB

          • memory/2524-20-0x0000000000270000-0x0000000000271000-memory.dmp

            Filesize

            4KB

          • memory/2524-23-0x0000000000290000-0x0000000000291000-memory.dmp

            Filesize

            4KB

          • memory/2524-0-0x0000000000230000-0x0000000000231000-memory.dmp

            Filesize

            4KB

          • memory/2524-30-0x00000000002A0000-0x00000000002A1000-memory.dmp

            Filesize

            4KB

          • memory/2524-8-0x0000000000250000-0x0000000000251000-memory.dmp

            Filesize

            4KB

          • memory/2524-28-0x00000000002A0000-0x00000000002A1000-memory.dmp

            Filesize

            4KB

          • memory/2524-25-0x0000000000290000-0x0000000000291000-memory.dmp

            Filesize

            4KB

          • memory/2524-35-0x00000000002B0000-0x00000000002B1000-memory.dmp

            Filesize

            4KB

          • memory/2524-37-0x0000000077200000-0x0000000077201000-memory.dmp

            Filesize

            4KB

          • memory/2524-10-0x0000000000250000-0x0000000000251000-memory.dmp

            Filesize

            4KB

          • memory/2524-6-0x0000000000250000-0x0000000000251000-memory.dmp

            Filesize

            4KB

          • memory/2524-5-0x0000000000230000-0x0000000000231000-memory.dmp

            Filesize

            4KB

          • memory/2524-2-0x0000000000230000-0x0000000000231000-memory.dmp

            Filesize

            4KB

          • memory/2524-3-0x0000000000400000-0x00000000015B1000-memory.dmp

            Filesize

            17.7MB

          • memory/2524-51-0x0000000000400000-0x00000000015B1000-memory.dmp

            Filesize

            17.7MB