Analysis

  • max time kernel
    93s
  • max time network
    144s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    21-12-2024 14:34

General

  • Target

    da772eefd713e021bae2a0b9274313629d3b512203bfe23d3dd29cb751ed2f8a.dll

  • Size

    4.1MB

  • MD5

    885f9eeabd4d985a35823e8c4c6f3011

  • SHA1

    d90f4d3ddc9221f7cdb224ab86ba1143f75b48e9

  • SHA256

    da772eefd713e021bae2a0b9274313629d3b512203bfe23d3dd29cb751ed2f8a

  • SHA512

    7e37f21035485bc329eb1f6cb6cf75ff005fd38392812ec7f0364fac1d5637dc94ff95d32b0c3c73ff27072418d73a7c334e5deca67ae68524aa25cfcf2df053

  • SSDEEP

    98304:5j+JyRqtwrKiHXpQQjQ3tZ7P0LYsKCLZnTW/Ko:5j9Rc5l13jP0dhW/K

Malware Config

Signatures

  • Blackmoon family
  • Blackmoon, KrBanker

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

  • Detect Blackmoon payload 1 IoCs
  • Loads dropped DLL 1 IoCs
  • UPX packed file 4 IoCs

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

  • Program crash 1 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\da772eefd713e021bae2a0b9274313629d3b512203bfe23d3dd29cb751ed2f8a.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2556
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\da772eefd713e021bae2a0b9274313629d3b512203bfe23d3dd29cb751ed2f8a.dll,#1
      2⤵
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      • Suspicious use of SetWindowsHookEx
      PID:840
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 840 -s 844
        3⤵
        • Program crash
        PID:3436
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 840 -ip 840
    1⤵
      PID:1408

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\E2EECore.2.7.2.dll

      Filesize

      8.4MB

      MD5

      8b6c94bbdbfb213e94a5dcb4fac28ce3

      SHA1

      b56102ca4f03556f387f8b30e2b404efabe0cb65

      SHA256

      982a177924762f270b36fe34c7d6847392b48ae53151dc2011078dceef487a53

      SHA512

      9d6d63b5d8cf7a978d7e91126d7a343c2f7acd00022da9d692f63e50835fdd84a59a93328564f10622f2b1f6adfd7febdd98b8ddb294d0754ed45cc9c165d25a

    • memory/840-0-0x0000000010000000-0x0000000010AA7000-memory.dmp

      Filesize

      10.7MB

    • memory/840-7-0x00000000024B0000-0x00000000024C5000-memory.dmp

      Filesize

      84KB

    • memory/840-6-0x00000000024D0000-0x00000000024F7000-memory.dmp

      Filesize

      156KB

    • memory/840-8-0x00000000024B0000-0x00000000024C5000-memory.dmp

      Filesize

      84KB

    • memory/840-10-0x0000000010000000-0x0000000010AA7000-memory.dmp

      Filesize

      10.7MB