Analysis

  • max time kernel
    150s
  • max time network
    150s
  • platform
    windows7_x64
  • resource
    win7-20240705-en
  • resource tags

    arch:x64arch:x86image:win7-20240705-enlocale:en-usos:windows7-x64system
  • submitted
    06-07-2024 09:19

General

  • Target

    28074e67786d76ec9effe0a21bf78efd_JaffaCakes118.exe

  • Size

    519KB

  • MD5

    28074e67786d76ec9effe0a21bf78efd

  • SHA1

    fd119c56520191fb1d5f635ab5e0ca2c8f7189d6

  • SHA256

    1fe1606eea1fd0308a350cbf34a86ee5d812be06ade326278c20c15df1e27136

  • SHA512

    856ddb6e71cf3f8073d5f5a51f8c08d64f871bc64ca3b25003c3ce616cdb94ed1aadaa57ac48cc6c3cf36e53b51bbc98990f24bf517599d90f93faf41f0850a2

  • SSDEEP

    12288:TkXftBGw6/Gx4WA3XDLwUdhPnhg19CKUPN0lxjLxckU:Tc+jex4WAnn5dhPnhlPulxekU

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.

  • Drops file in Drivers directory 1 IoCs
  • Deletes itself 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Identifies Wine through registry keys 2 TTPs 1 IoCs

    Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.

  • Drops file in System32 directory 1 IoCs
  • Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs
  • Drops file in Windows directory 2 IoCs
  • Modifies data under HKEY_USERS 6 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious behavior: LoadsDriver 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\28074e67786d76ec9effe0a21bf78efd_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\28074e67786d76ec9effe0a21bf78efd_JaffaCakes118.exe"
    1⤵
    • Identifies Wine through registry keys
    • Suspicious use of NtSetInformationThreadHideFromDebugger
    • Drops file in Windows directory
    • Suspicious behavior: EnumeratesProcesses
    PID:1724
  • C:\Windows\system\wmisync.exe
    "C:\Windows\system\wmisync.exe"
    1⤵
    • Drops file in Drivers directory
    • Deletes itself
    • Executes dropped EXE
    • Drops file in System32 directory
    • Suspicious use of NtSetInformationThreadHideFromDebugger
    • Modifies data under HKEY_USERS
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:1360

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Windows\system\wmisync.exe

    Filesize

    519KB

    MD5

    28074e67786d76ec9effe0a21bf78efd

    SHA1

    fd119c56520191fb1d5f635ab5e0ca2c8f7189d6

    SHA256

    1fe1606eea1fd0308a350cbf34a86ee5d812be06ade326278c20c15df1e27136

    SHA512

    856ddb6e71cf3f8073d5f5a51f8c08d64f871bc64ca3b25003c3ce616cdb94ed1aadaa57ac48cc6c3cf36e53b51bbc98990f24bf517599d90f93faf41f0850a2

  • memory/1360-21-0x0000000000400000-0x00000000005A0000-memory.dmp

    Filesize

    1.6MB

  • memory/1360-36-0x0000000000400000-0x00000000005A0000-memory.dmp

    Filesize

    1.6MB

  • memory/1360-20-0x0000000000400000-0x00000000005A0000-memory.dmp

    Filesize

    1.6MB

  • memory/1360-35-0x0000000000400000-0x00000000005A0000-memory.dmp

    Filesize

    1.6MB

  • memory/1360-34-0x0000000000400000-0x00000000005A0000-memory.dmp

    Filesize

    1.6MB

  • memory/1360-33-0x0000000000400000-0x00000000005A0000-memory.dmp

    Filesize

    1.6MB

  • memory/1360-9-0x0000000000400000-0x00000000005A0000-memory.dmp

    Filesize

    1.6MB

  • memory/1360-11-0x0000000000400000-0x00000000005A0000-memory.dmp

    Filesize

    1.6MB

  • memory/1360-12-0x0000000000400000-0x00000000005A0000-memory.dmp

    Filesize

    1.6MB

  • memory/1360-14-0x0000000000400000-0x00000000005A0000-memory.dmp

    Filesize

    1.6MB

  • memory/1360-16-0x0000000000400000-0x00000000005A0000-memory.dmp

    Filesize

    1.6MB

  • memory/1360-17-0x0000000000400000-0x00000000005A0000-memory.dmp

    Filesize

    1.6MB

  • memory/1360-18-0x0000000000400000-0x00000000005A0000-memory.dmp

    Filesize

    1.6MB

  • memory/1360-19-0x0000000000400000-0x00000000005A0000-memory.dmp

    Filesize

    1.6MB

  • memory/1360-32-0x0000000000400000-0x00000000005A0000-memory.dmp

    Filesize

    1.6MB

  • memory/1360-22-0x0000000000400000-0x00000000005A0000-memory.dmp

    Filesize

    1.6MB

  • memory/1360-31-0x0000000000400000-0x00000000005A0000-memory.dmp

    Filesize

    1.6MB

  • memory/1360-23-0x0000000000400000-0x00000000005A0000-memory.dmp

    Filesize

    1.6MB

  • memory/1360-24-0x0000000000400000-0x00000000005A0000-memory.dmp

    Filesize

    1.6MB

  • memory/1360-25-0x0000000000400000-0x00000000005A0000-memory.dmp

    Filesize

    1.6MB

  • memory/1360-26-0x0000000000400000-0x00000000005A0000-memory.dmp

    Filesize

    1.6MB

  • memory/1360-27-0x0000000000400000-0x00000000005A0000-memory.dmp

    Filesize

    1.6MB

  • memory/1360-28-0x0000000000400000-0x00000000005A0000-memory.dmp

    Filesize

    1.6MB

  • memory/1360-29-0x0000000000400000-0x00000000005A0000-memory.dmp

    Filesize

    1.6MB

  • memory/1360-30-0x0000000000400000-0x00000000005A0000-memory.dmp

    Filesize

    1.6MB

  • memory/1724-2-0x0000000000400000-0x00000000005A0000-memory.dmp

    Filesize

    1.6MB

  • memory/1724-6-0x0000000000400000-0x00000000005A0000-memory.dmp

    Filesize

    1.6MB

  • memory/1724-7-0x0000000000400000-0x00000000005A0000-memory.dmp

    Filesize

    1.6MB

  • memory/1724-1-0x0000000000401000-0x0000000000409000-memory.dmp

    Filesize

    32KB

  • memory/1724-5-0x0000000000400000-0x00000000005A0000-memory.dmp

    Filesize

    1.6MB

  • memory/1724-0-0x0000000000400000-0x00000000005A0000-memory.dmp

    Filesize

    1.6MB