Analysis

  • max time kernel
    146s
  • max time network
    154s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220414-en
  • submitted
    24-06-2022 10:27

General

  • Target

    1.exe

  • Size

    1.2MB

  • MD5

    f5aa803f52b91918139254834f6e21ce

  • SHA1

    d5698a1014ab1193379af75609594f2bc0e54d80

  • SHA256

    50f0d3c53631efa2b454e2a505754fad8bb2f5706d7bb88477449a188e652f68

  • SHA512

    2633a85b200e133c13874c362786716d890082cdf1ef31ce2aaaffd5f24b962a3e66337ca15dfe4c679d6aec000fb8dfbec04714850c6c3adadf9fc680aece76

Score
10/10

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
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious use of SetWindowsHookEx 6 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\1.exe
    "C:\Users\Admin\AppData\Local\Temp\1.exe"
    1⤵
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:4112
    • C:\Users\Admin\AppData\Roaming\Microsoft\Office\1.exe
      "C:\Users\Admin\AppData\Roaming\Microsoft\Office\1.exe"
      2⤵
      • Executes dropped EXE
      • Suspicious use of SetWindowsHookEx
      PID:816

Network

MITRE ATT&CK Matrix ATT&CK v6

Discovery

System Information Discovery

1
T1082

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Roaming\Microsoft\Office\1.exe
    Filesize

    1.2MB

    MD5

    f5aa803f52b91918139254834f6e21ce

    SHA1

    d5698a1014ab1193379af75609594f2bc0e54d80

    SHA256

    50f0d3c53631efa2b454e2a505754fad8bb2f5706d7bb88477449a188e652f68

    SHA512

    2633a85b200e133c13874c362786716d890082cdf1ef31ce2aaaffd5f24b962a3e66337ca15dfe4c679d6aec000fb8dfbec04714850c6c3adadf9fc680aece76

  • C:\Users\Admin\AppData\Roaming\Microsoft\Office\1.exe
    Filesize

    1.2MB

    MD5

    f5aa803f52b91918139254834f6e21ce

    SHA1

    d5698a1014ab1193379af75609594f2bc0e54d80

    SHA256

    50f0d3c53631efa2b454e2a505754fad8bb2f5706d7bb88477449a188e652f68

    SHA512

    2633a85b200e133c13874c362786716d890082cdf1ef31ce2aaaffd5f24b962a3e66337ca15dfe4c679d6aec000fb8dfbec04714850c6c3adadf9fc680aece76

  • memory/816-133-0x0000000000000000-mapping.dmp