Overview

overview

7

Static

static

3

a7fafad0dc...53.exe

windows7-x64

7

a7fafad0dc...53.exe

windows10-2004-x64

7

Analysis

  • max time kernel
    149s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    05/09/2024, 16:13

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General

  • Target

    a7fafad0dc16fd5696d09a5cbfb99e6038a0269ab13aba97f9253ba64f5c9153.exe

  • Size

    78KB

  • MD5

    ed7bf79cb720cbe7b24af59bf1022a6b

  • SHA1

    9db9274a2cb439fbfd6b61fc61695015c5097d2c

  • SHA256

    a7fafad0dc16fd5696d09a5cbfb99e6038a0269ab13aba97f9253ba64f5c9153

  • SHA512

    b82cc8bfe29d51e9016e85d5265b6fcf6a5fc3cc1ea9dfa0d60776dc109f110371838998ffcfb99df2c5c8844bfafd2aaf25475858c8f680422697b83253a121

  • SSDEEP

    1536:RshfSWHHNvoLqNwDDGw02eQmh0HjWO5/s:GhfxHNIreQm+Him/s

Score
7/10
discoverypersistence

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Modifies system executable filetype association 2 TTPs 5 IoCs
    persistence
  • Drops file in System32 directory 4 IoCs
  • Drops file in Windows directory 2 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

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

    discovery
  • Modifies registry class 15 IoCs
  • Suspicious behavior: EnumeratesProcesses 28 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of SetWindowsHookEx 3 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\a7fafad0dc16fd5696d09a5cbfb99e6038a0269ab13aba97f9253ba64f5c9153.exe
    "C:\Users\Admin\AppData\Local\Temp\a7fafad0dc16fd5696d09a5cbfb99e6038a0269ab13aba97f9253ba64f5c9153.exe"
    1⤵
    • Modifies system executable filetype association
    • Drops file in System32 directory
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Modifies registry class
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:640
    • C:\Windows\system\rundll32.exe
      C:\Windows\system\rundll32.exe
      2⤵
      • Executes dropped EXE
      • Modifies system executable filetype association
      • System Location Discovery: System Language Discovery
      • Modifies registry class
      • Suspicious behavior: GetForegroundWindowSpam
      • Suspicious use of SetWindowsHookEx
      PID:1708

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Windows\SysWOW64\notepad¢¬.exe
    Filesize

    73KB

    MD5

    2a7212ff9f9963f671243ebe156788fa

    SHA1

    d9824c2528267ee61c298b862e4d9d9dd7de56e4

    SHA256

    476840e1ee879a6ba9189d8b583204d322813f820fd5ce77d6c86b008ceb897e

    SHA512

    d7de1806b68e42fe603305435af63512fe28fe894bf1e08b5357c3737695b40d64500dd8aa77c612031e65736ae156bb819499f495813faf7ccd70253188c079

    Download Submit

  • C:\Windows\System\rundll32.exe
    Filesize

    87KB

    MD5

    3fb3ca456bffe7384511cca80bba7149

    SHA1

    6635bc0d56e93dcd8686a8a0d36ae76f7daa6e1c

    SHA256

    6bc4e681960696c99ae82a5b5190757c605bd85868b1abf42357226581b4bcdb

    SHA512

    6181fab9a64f57c03326b4751be5b5469a8ce025f317a7d05878aa627d2f63106be562b2313887f7590c41664bc7868c4e2c51ae8f99241f19b2a1e8d094538a

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  • memory/640-0-0x0000000000400000-0x0000000000415A00-memory.dmp

    Filesize

    86KB

    Download

  • memory/640-13-0x0000000000400000-0x0000000000415A00-memory.dmp

    Filesize

    86KB

    Download

  • memory/1708-14-0x0000000000400000-0x0000000000415A00-memory.dmp

    Filesize

    86KB

    Download