Analysis

  • max time kernel
    147s
  • max time network
    47s
  • platform
    windows7_x64
  • resource
    win7-20220715-en
  • resource tags

    arch:x64arch:x86image:win7-20220715-enlocale:en-usos:windows7-x64system
  • submitted
    17-07-2022 01:02

General

  • Target

    530fac43f1252ed34b399fed1b2a74ceb92b66ad78e932bd9bad1337c412d476.exe

  • Size

    84KB

  • MD5

    8fd13283ab7be9feda213f1046c894a1

  • SHA1

    cde8940b8592584606259377a416cba1fe14dbbe

  • SHA256

    530fac43f1252ed34b399fed1b2a74ceb92b66ad78e932bd9bad1337c412d476

  • SHA512

    8a0bcc97ee61dc737ca667848618203b95be9a2666980275948c813db365c1c379f50b95218b4175be835f256bc6b032eac4b06ca9ec235ddefe31ccb2af8c87

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 WriteProcessMemory 20 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\530fac43f1252ed34b399fed1b2a74ceb92b66ad78e932bd9bad1337c412d476.exe
    "C:\Users\Admin\AppData\Local\Temp\530fac43f1252ed34b399fed1b2a74ceb92b66ad78e932bd9bad1337c412d476.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:1812
    • C:\Users\Admin\AppData\Local\Temp\530fac43f1252ed34b399fed1b2a74ceb92b66ad78e932bd9bad1337c412d476.exe
      C:\Users\Admin\AppData\Local\Temp\530fac43f1252ed34b399fed1b2a74ceb92b66ad78e932bd9bad1337c412d476.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:868
      • C:\Windows\aadrive32.exe
        "C:\Windows\aadrive32.exe"
        3⤵
        • Executes dropped EXE
        • Suspicious use of SetThreadContext
        • Suspicious use of WriteProcessMemory
        PID:900
        • C:\Windows\aadrive32.exe
          C:\Windows\aadrive32.exe
          4⤵
          • Executes dropped EXE
          • Drops file in Windows directory
          PID:920

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

    84KB

    MD5

    8fd13283ab7be9feda213f1046c894a1

    SHA1

    cde8940b8592584606259377a416cba1fe14dbbe

    SHA256

    530fac43f1252ed34b399fed1b2a74ceb92b66ad78e932bd9bad1337c412d476

    SHA512

    8a0bcc97ee61dc737ca667848618203b95be9a2666980275948c813db365c1c379f50b95218b4175be835f256bc6b032eac4b06ca9ec235ddefe31ccb2af8c87

  • C:\Windows\aadrive32.exe
    Filesize

    84KB

    MD5

    8fd13283ab7be9feda213f1046c894a1

    SHA1

    cde8940b8592584606259377a416cba1fe14dbbe

    SHA256

    530fac43f1252ed34b399fed1b2a74ceb92b66ad78e932bd9bad1337c412d476

    SHA512

    8a0bcc97ee61dc737ca667848618203b95be9a2666980275948c813db365c1c379f50b95218b4175be835f256bc6b032eac4b06ca9ec235ddefe31ccb2af8c87

  • C:\Windows\aadrive32.exe
    Filesize

    84KB

    MD5

    8fd13283ab7be9feda213f1046c894a1

    SHA1

    cde8940b8592584606259377a416cba1fe14dbbe

    SHA256

    530fac43f1252ed34b399fed1b2a74ceb92b66ad78e932bd9bad1337c412d476

    SHA512

    8a0bcc97ee61dc737ca667848618203b95be9a2666980275948c813db365c1c379f50b95218b4175be835f256bc6b032eac4b06ca9ec235ddefe31ccb2af8c87

  • memory/868-71-0x0000000000400000-0x0000000000453000-memory.dmp
    Filesize

    332KB

  • memory/868-73-0x0000000000400000-0x0000000000453000-memory.dmp
    Filesize

    332KB

  • memory/868-74-0x0000000000400000-0x0000000000453000-memory.dmp
    Filesize

    332KB

  • memory/868-76-0x0000000000400000-0x0000000000453000-memory.dmp
    Filesize

    332KB

  • memory/868-77-0x0000000000407650-mapping.dmp
  • memory/868-79-0x0000000000400000-0x0000000000453000-memory.dmp
    Filesize

    332KB

  • memory/868-80-0x0000000076191000-0x0000000076193000-memory.dmp
    Filesize

    8KB

  • memory/868-70-0x0000000000400000-0x0000000000453000-memory.dmp
    Filesize

    332KB

  • memory/868-83-0x0000000000400000-0x0000000000453000-memory.dmp
    Filesize

    332KB

  • memory/900-81-0x0000000000000000-mapping.dmp
  • memory/920-108-0x0000000000407650-mapping.dmp
  • memory/920-113-0x0000000000400000-0x0000000000453000-memory.dmp
    Filesize

    332KB

  • memory/920-114-0x0000000000400000-0x0000000000453000-memory.dmp
    Filesize

    332KB