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 14:27

General

  • Target

    287b5aa5240a3774b810567676ce6e86_JaffaCakes118.exe

  • Size

    526KB

  • MD5

    287b5aa5240a3774b810567676ce6e86

  • SHA1

    37926420bf44b142ccf623b84a1c04e5140cba55

  • SHA256

    3c2debdcc83b1970c972a007efae5ec114640a4400c195e8d99a52a544e9ec27

  • SHA512

    78c7a402538b259db53585df729c03e43630984f6db7ec5c92f836d924b1e66f529bc193dd5f40779eb21165fca69cebba21005be4117ce4d4ee50243e390259

  • SSDEEP

    12288:hkXftBGw6/Gx4WA3XDLwUdhPnhg19CKUPN0lxjLxckUct:hc+jex4WAnn5dhPnhlPulxekUc

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\287b5aa5240a3774b810567676ce6e86_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\287b5aa5240a3774b810567676ce6e86_JaffaCakes118.exe"
    1⤵
    • Identifies Wine through registry keys
    • Suspicious use of NtSetInformationThreadHideFromDebugger
    • Drops file in Windows directory
    • Suspicious behavior: EnumeratesProcesses
    PID:2992
  • 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:2312

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Windows\system\wmisync.exe

    Filesize

    526KB

    MD5

    287b5aa5240a3774b810567676ce6e86

    SHA1

    37926420bf44b142ccf623b84a1c04e5140cba55

    SHA256

    3c2debdcc83b1970c972a007efae5ec114640a4400c195e8d99a52a544e9ec27

    SHA512

    78c7a402538b259db53585df729c03e43630984f6db7ec5c92f836d924b1e66f529bc193dd5f40779eb21165fca69cebba21005be4117ce4d4ee50243e390259

  • memory/2312-21-0x0000000000400000-0x00000000005A6000-memory.dmp

    Filesize

    1.6MB

  • memory/2312-10-0x0000000000400000-0x00000000005A6000-memory.dmp

    Filesize

    1.6MB

  • memory/2312-38-0x0000000000400000-0x00000000005A6000-memory.dmp

    Filesize

    1.6MB

  • memory/2312-22-0x0000000000400000-0x00000000005A6000-memory.dmp

    Filesize

    1.6MB

  • memory/2312-37-0x0000000000400000-0x00000000005A6000-memory.dmp

    Filesize

    1.6MB

  • memory/2312-36-0x0000000000400000-0x00000000005A6000-memory.dmp

    Filesize

    1.6MB

  • memory/2312-9-0x0000000000400000-0x00000000005A6000-memory.dmp

    Filesize

    1.6MB

  • memory/2312-23-0x0000000000400000-0x00000000005A6000-memory.dmp

    Filesize

    1.6MB

  • memory/2312-12-0x0000000000400000-0x00000000005A6000-memory.dmp

    Filesize

    1.6MB

  • memory/2312-14-0x0000000000400000-0x00000000005A6000-memory.dmp

    Filesize

    1.6MB

  • memory/2312-35-0x0000000000400000-0x00000000005A6000-memory.dmp

    Filesize

    1.6MB

  • memory/2312-15-0x0000000000400000-0x00000000005A6000-memory.dmp

    Filesize

    1.6MB

  • memory/2312-17-0x0000000000400000-0x00000000005A6000-memory.dmp

    Filesize

    1.6MB

  • memory/2312-24-0x0000000000400000-0x00000000005A6000-memory.dmp

    Filesize

    1.6MB

  • memory/2312-20-0x0000000000400000-0x00000000005A6000-memory.dmp

    Filesize

    1.6MB

  • memory/2312-34-0x0000000000400000-0x00000000005A6000-memory.dmp

    Filesize

    1.6MB

  • memory/2312-33-0x0000000000400000-0x00000000005A6000-memory.dmp

    Filesize

    1.6MB

  • memory/2312-32-0x0000000000400000-0x00000000005A6000-memory.dmp

    Filesize

    1.6MB

  • memory/2312-19-0x0000000000400000-0x00000000005A6000-memory.dmp

    Filesize

    1.6MB

  • memory/2312-25-0x0000000000400000-0x00000000005A6000-memory.dmp

    Filesize

    1.6MB

  • memory/2312-26-0x0000000000400000-0x00000000005A6000-memory.dmp

    Filesize

    1.6MB

  • memory/2312-27-0x0000000000400000-0x00000000005A6000-memory.dmp

    Filesize

    1.6MB

  • memory/2312-28-0x0000000000400000-0x00000000005A6000-memory.dmp

    Filesize

    1.6MB

  • memory/2312-29-0x0000000000400000-0x00000000005A6000-memory.dmp

    Filesize

    1.6MB

  • memory/2312-30-0x0000000000400000-0x00000000005A6000-memory.dmp

    Filesize

    1.6MB

  • memory/2312-31-0x0000000000400000-0x00000000005A6000-memory.dmp

    Filesize

    1.6MB

  • memory/2992-2-0x0000000000400000-0x00000000005A6000-memory.dmp

    Filesize

    1.6MB

  • memory/2992-3-0x0000000000400000-0x00000000005A6000-memory.dmp

    Filesize

    1.6MB

  • memory/2992-0-0x0000000000400000-0x00000000005A6000-memory.dmp

    Filesize

    1.6MB

  • memory/2992-13-0x0000000000400000-0x00000000005A6000-memory.dmp

    Filesize

    1.6MB

  • memory/2992-1-0x0000000000401000-0x0000000000409000-memory.dmp

    Filesize

    32KB

  • memory/2992-7-0x0000000000400000-0x00000000005A6000-memory.dmp

    Filesize

    1.6MB

  • memory/2992-4-0x0000000000400000-0x00000000005A6000-memory.dmp

    Filesize

    1.6MB