Analysis

  • max time kernel
    145s
  • max time network
    45s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    03-12-2022 00:34

General

  • Target

    8e2740916af9e933ff2afe5ce158af4220798875e18c148fa2b96530af260933.exe

  • Size

    124KB

  • MD5

    529fade9b912037e65c8765d35d4b066

  • SHA1

    108edd33406cda07d8ee2a87df8d305159aa7a25

  • SHA256

    8e2740916af9e933ff2afe5ce158af4220798875e18c148fa2b96530af260933

  • SHA512

    1d7d1e006786a31a10b77a2634a480e35815dc8d18d34a0d3230fefed671d7a0a5377668d71fb44cca2a69ab0a344125b865122052ba56d8a1e45431c0189c17

  • SSDEEP

    1536:khqSYtGeGemOBKu9eL5/4weWWzmrn14z7/zstv9ScRIMU/wAGrw1e5aRLW2/:7eVwweWUmr1S7/zw1R/UYAx1GYWO

Malware Config

Extracted

Family

metasploit

Version

encoder/call4_dword_xor

Signatures

  • MetaSploit

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

  • Adds policy Run key to start application 2 TTPs 2 IoCs
  • Executes dropped EXE 2 IoCs
  • Adds Run key to start application 2 TTPs 2 IoCs
  • Suspicious use of SetThreadContext 2 IoCs
  • Drops file in Windows directory 3 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 31 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\8e2740916af9e933ff2afe5ce158af4220798875e18c148fa2b96530af260933.exe
    "C:\Users\Admin\AppData\Local\Temp\8e2740916af9e933ff2afe5ce158af4220798875e18c148fa2b96530af260933.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1644
    • C:\Users\Admin\AppData\Local\Temp\8e2740916af9e933ff2afe5ce158af4220798875e18c148fa2b96530af260933.exe
      C:\Users\Admin\AppData\Local\Temp\8e2740916af9e933ff2afe5ce158af4220798875e18c148fa2b96530af260933.exe
      2⤵
      • Adds policy Run key to start application
      • Adds Run key to start application
      • Drops file in Windows directory
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:1948
      • C:\Windows\aadrive32.exe
        "C:\Windows\aadrive32.exe"
        3⤵
        • Executes dropped EXE
        • Suspicious use of SetThreadContext
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:1620
        • C:\Windows\aadrive32.exe
          C:\Windows\aadrive32.exe
          4⤵
          • Executes dropped EXE
          • Drops file in Windows directory
          PID:1500

Network

MITRE ATT&CK Matrix ATT&CK v6

Persistence

Registry Run Keys / Startup Folder

2
T1060

Defense Evasion

Modify Registry

2
T1112

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Windows\aadrive32.exe
    Filesize

    124KB

    MD5

    529fade9b912037e65c8765d35d4b066

    SHA1

    108edd33406cda07d8ee2a87df8d305159aa7a25

    SHA256

    8e2740916af9e933ff2afe5ce158af4220798875e18c148fa2b96530af260933

    SHA512

    1d7d1e006786a31a10b77a2634a480e35815dc8d18d34a0d3230fefed671d7a0a5377668d71fb44cca2a69ab0a344125b865122052ba56d8a1e45431c0189c17

  • C:\Windows\aadrive32.exe
    Filesize

    124KB

    MD5

    529fade9b912037e65c8765d35d4b066

    SHA1

    108edd33406cda07d8ee2a87df8d305159aa7a25

    SHA256

    8e2740916af9e933ff2afe5ce158af4220798875e18c148fa2b96530af260933

    SHA512

    1d7d1e006786a31a10b77a2634a480e35815dc8d18d34a0d3230fefed671d7a0a5377668d71fb44cca2a69ab0a344125b865122052ba56d8a1e45431c0189c17

  • C:\Windows\aadrive32.exe
    Filesize

    124KB

    MD5

    529fade9b912037e65c8765d35d4b066

    SHA1

    108edd33406cda07d8ee2a87df8d305159aa7a25

    SHA256

    8e2740916af9e933ff2afe5ce158af4220798875e18c148fa2b96530af260933

    SHA512

    1d7d1e006786a31a10b77a2634a480e35815dc8d18d34a0d3230fefed671d7a0a5377668d71fb44cca2a69ab0a344125b865122052ba56d8a1e45431c0189c17

  • memory/1500-77-0x0000000000407650-mapping.dmp
  • memory/1500-88-0x0000000000400000-0x0000000000453000-memory.dmp
    Filesize

    332KB

  • memory/1500-87-0x00000000003B0000-0x00000000003E5000-memory.dmp
    Filesize

    212KB

  • memory/1500-84-0x0000000000400000-0x0000000000453000-memory.dmp
    Filesize

    332KB

  • memory/1500-85-0x00000000003B0000-0x00000000003E5000-memory.dmp
    Filesize

    212KB

  • memory/1500-86-0x00000000003B0000-0x00000000003E5000-memory.dmp
    Filesize

    212KB

  • memory/1620-67-0x0000000000000000-mapping.dmp
  • memory/1620-83-0x0000000000400000-0x0000000000435000-memory.dmp
    Filesize

    212KB

  • memory/1620-73-0x0000000000400000-0x0000000000435000-memory.dmp
    Filesize

    212KB

  • memory/1644-66-0x00000000002B0000-0x00000000002BD000-memory.dmp
    Filesize

    52KB

  • memory/1644-65-0x0000000000400000-0x0000000000435000-memory.dmp
    Filesize

    212KB

  • memory/1644-54-0x0000000075A11000-0x0000000075A13000-memory.dmp
    Filesize

    8KB

  • memory/1644-58-0x00000000002B0000-0x00000000002E5000-memory.dmp
    Filesize

    212KB

  • memory/1644-57-0x0000000000400000-0x0000000000435000-memory.dmp
    Filesize

    212KB

  • memory/1948-62-0x0000000000400000-0x0000000000453000-memory.dmp
    Filesize

    332KB

  • memory/1948-74-0x0000000000230000-0x0000000000265000-memory.dmp
    Filesize

    212KB

  • memory/1948-72-0x00000000024D0000-0x0000000002505000-memory.dmp
    Filesize

    212KB

  • memory/1948-71-0x0000000000400000-0x0000000000453000-memory.dmp
    Filesize

    332KB

  • memory/1948-60-0x0000000000407650-mapping.dmp
  • memory/1948-59-0x0000000000400000-0x0000000000453000-memory.dmp
    Filesize

    332KB