Analysis

  • max time kernel
    31s
  • max time network
    34s
  • platform
    windows7_x64
  • resource
    win7-20230220-en
  • resource tags

    arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system
  • submitted
    23-05-2023 21:07

General

  • Target

    4f54a3780a64d223a88b01ecc5e7c173499cc8ac3b7669b76cc0be2fe6caab61.dll

  • Size

    1.5MB

  • MD5

    9d8559caae84e5749c10f1af5d60f0c9

  • SHA1

    dc849346c6f0d901e5888a4ea7462359122dae56

  • SHA256

    4f54a3780a64d223a88b01ecc5e7c173499cc8ac3b7669b76cc0be2fe6caab61

  • SHA512

    9ba1e2a86bde1ac82c7d4ba942c6c0acc24be6cc0e1255e9181a8424f8c985be89e6ca6ea276300e07fbd146aa2b224a7fe64d491a78b89052d9569bffae9e37

  • SSDEEP

    24576:qjWZ8YgNwFLe/C7T+8mCeDIC3Vd2cTMoPcb8kOf1RkA/BlKyN70DF1:qwtgNQLam+8L+IYwcgvb8kOfU0nKv

Score
10/10

Malware Config

Signatures

  • Blackmoon, KrBanker

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

  • Detect Blackmoon payload 1 IoCs
  • Blocklisted process makes network request 1 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 7 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\4f54a3780a64d223a88b01ecc5e7c173499cc8ac3b7669b76cc0be2fe6caab61.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1064
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\4f54a3780a64d223a88b01ecc5e7c173499cc8ac3b7669b76cc0be2fe6caab61.dll,#1
      2⤵
      • Blocklisted process makes network request
      • Suspicious use of SetWindowsHookEx
      PID:1328

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

  • memory/1328-54-0x0000000010000000-0x00000000103CA000-memory.dmp
    Filesize

    3.8MB

  • memory/1328-55-0x00000000000B0000-0x00000000000B3000-memory.dmp
    Filesize

    12KB