Analysis

  • max time kernel
    90s
  • max time network
    156s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220901-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system
  • submitted
    26-11-2022 04:20

General

  • Target

    4fbf57e19c72ff47ba77c65202e3c761bbc2ca8a87f4e310dc2b0f6e0764e602.exe

  • Size

    828KB

  • MD5

    c57c8b6dd22e07642ac8de792e05e355

  • SHA1

    e0aa71657ec3c30e955c7a589e3f31cea8be80b6

  • SHA256

    4fbf57e19c72ff47ba77c65202e3c761bbc2ca8a87f4e310dc2b0f6e0764e602

  • SHA512

    00acdac1d0e4f6ab9a9a0440e8436f0a365656ccd32a1232371b11c9cf0514e670973e2f708fc23f21756e5281cb4ae3716ecf5dc88fa54c6462bd109b2d21c2

  • SSDEEP

    24576:wDFhwFzsQNLAr5bj/b4FKHrJ841gAQguqMwP:MFhwFzPBYb02y4SA5M

Score
7/10

Malware Config

Signatures

  • Checks BIOS information in registry 2 TTPs 3 IoCs

    BIOS information is often read in order to detect sandboxing environments.

  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • Maps connected drives based on registry 3 TTPs 4 IoCs

    Disk information is often read in order to detect sandboxing environments.

  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious use of SetWindowsHookEx 6 IoCs
  • Suspicious use of WriteProcessMemory 10 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\4fbf57e19c72ff47ba77c65202e3c761bbc2ca8a87f4e310dc2b0f6e0764e602.exe
    "C:\Users\Admin\AppData\Local\Temp\4fbf57e19c72ff47ba77c65202e3c761bbc2ca8a87f4e310dc2b0f6e0764e602.exe"
    1⤵
    • Checks BIOS information in registry
    • Maps connected drives based on registry
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:4952
    • C:\Users\Admin\AppData\Local\Temp\4fbf57e19c72ff47ba77c65202e3c761bbc2ca8a87f4e310dc2b0f6e0764e602.exe
      "C:\Users\Admin\AppData\Local\Temp\4fbf57e19c72ff47ba77c65202e3c761bbc2ca8a87f4e310dc2b0f6e0764e602.exe" Track="0001101000"
      2⤵
      • Checks BIOS information in registry
      • Maps connected drives based on registry
      • Suspicious use of SetWindowsHookEx
      PID:4860

Network

MITRE ATT&CK Matrix ATT&CK v6

Discovery

Query Registry

3
T1012

System Information Discovery

2
T1082

Peripheral Device Discovery

1
T1120

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/4860-134-0x0000000000000000-mapping.dmp
  • memory/4860-135-0x0000000000400000-0x00000000005BC000-memory.dmp
    Filesize

    1.7MB

  • memory/4860-136-0x0000000000400000-0x00000000005BC000-memory.dmp
    Filesize

    1.7MB

  • memory/4860-138-0x0000000000400000-0x00000000005BC000-memory.dmp
    Filesize

    1.7MB

  • memory/4860-139-0x0000000000400000-0x00000000005BC000-memory.dmp
    Filesize

    1.7MB

  • memory/4860-140-0x0000000000400000-0x00000000005BC000-memory.dmp
    Filesize

    1.7MB

  • memory/4952-132-0x00000000005D0000-0x00000000005D3000-memory.dmp
    Filesize

    12KB

  • memory/4952-133-0x0000000000400000-0x00000000004F6000-memory.dmp
    Filesize

    984KB

  • memory/4952-137-0x0000000000400000-0x00000000004F6000-memory.dmp
    Filesize

    984KB