Analysis

  • max time kernel
    105s
  • max time network
    152s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240426-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
  • submitted
    27-05-2024 06:35

General

  • Target

    2024-05-27_a3fdda6699341de4b5d9baa69d4128f9_avoslocker_magniber.exe

  • Size

    11.8MB

  • MD5

    a3fdda6699341de4b5d9baa69d4128f9

  • SHA1

    be119f2349951146c8ee697cb556a2fd373a2772

  • SHA256

    bf341af967eb41cec554c11507086e20a0313190c2543f73917f2ffbe38724a1

  • SHA512

    e8410c8e03711445ffc23b79a96f3f379d94b7507a1d42280a703282b61599489d71a0655ccfb6f8f131e5f0c57b5ee84e5cd2b70597060a2dd8c2ca08c2fd0f

  • SSDEEP

    196608:t19Ki8a/Qa4vHdlounj1SHNURgXjZFuGhNIMPSvoTk91HJd2OhZ9se8pF8w/wobr:t3Ki5IDvHd+ujFOXjbNIMYCI1WOhY/wc

Malware Config

Extracted

Family

metasploit

Version

windows/shell_reverse_tcp

C2

192.168.56.110:4444

Signatures

  • MetaSploit

    Detected malicious payload which is part of the Metasploit Framework, likely generated with msfvenom or similar.

  • Blocklisted process makes network request 1 IoCs
  • Enumerates connected drives 3 TTPs 23 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Suspicious use of AdjustPrivilegeToken 32 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2024-05-27_a3fdda6699341de4b5d9baa69d4128f9_avoslocker_magniber.exe
    "C:\Users\Admin\AppData\Local\Temp\2024-05-27_a3fdda6699341de4b5d9baa69d4128f9_avoslocker_magniber.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2856
    • C:\Windows\SysWOW64\msiexec.exe
      C:\Windows\system32\msiexec.exe /i C:\Users\Admin\AppData\Local\Temp\vnc64.msi ProductLanguage=1033
      2⤵
      • Blocklisted process makes network request
      • Enumerates connected drives
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of FindShellTrayWindow
      PID:2816
  • C:\Windows\system32\msiexec.exe
    C:\Windows\system32\msiexec.exe /V
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    PID:4280

Network

MITRE ATT&CK Matrix ATT&CK v13

Discovery

Query Registry

1
T1012

Peripheral Device Discovery

1
T1120

System Information Discovery

1
T1082

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\vnc64.msi
    Filesize

    5.5MB

    MD5

    44cfd2654bb131ad0a21dac08f63e4dc

    SHA1

    031988f54e2bfe3b240b18d7c187fe4bed1e489c

    SHA256

    c5ed8a534c4f9cc9ce44295b5741fb4ceafb70404b2f82db074bdbb9072db0d0

    SHA512

    0e6e67a3ab0a13ab21c45953753128fb554ae307f06d61c3c0902e9e3728f96a7e21fa016d1f988b6e61665600887e182d9e3a92ecadf5837b9387576b53e4d1

  • memory/2856-0-0x0000000001140000-0x0000000001141000-memory.dmp
    Filesize

    4KB

  • memory/2856-1-0x0000000001140000-0x0000000001141000-memory.dmp
    Filesize

    4KB