Analysis

  • max time kernel
    51s
  • max time network
    20s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    15-06-2024 07:35

General

  • Target

    Nu.exe

  • Size

    171KB

  • MD5

    a9c54782e05bac7b7b9b8cea3d913260

  • SHA1

    6aa281e9055792938a5ae86939f26c4cdc1f1c66

  • SHA256

    35083d29c840025e95d9e6e262ef81e55c510530924ff2500b0c454552cb0a84

  • SHA512

    10942c53c5cee4201d7482492e1319012fd49b31a0a532cc29b89db3c4438f6a5227403e8af5d2299327d557261fa68940849f855b9f4e7e84898e978ee62a64

  • SSDEEP

    3072:zB+zOYDVSuPywKW99VlwAyNjkFvFldOILivyxRYQCvU5outp:zenVSuK2OYZFuILiURYdvSoSp

Malware Config

Signatures

  • Blackmoon, KrBanker

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

  • Detect Blackmoon payload 2 IoCs
  • UPX packed file 3 IoCs

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

  • Suspicious use of SetWindowsHookEx 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Nu.exe
    "C:\Users\Admin\AppData\Local\Temp\Nu.exe"
    1⤵
    • Suspicious use of SetWindowsHookEx
    PID:1812

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

  • memory/1812-0-0x0000000000400000-0x00000000004D3000-memory.dmp
    Filesize

    844KB

  • memory/1812-1-0x0000000000400000-0x00000000004D3000-memory.dmp
    Filesize

    844KB

  • memory/1812-3-0x0000000000400000-0x00000000004D3000-memory.dmp
    Filesize

    844KB