Analysis

  • max time kernel
    144s
  • max time network
    121s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    09-04-2024 15:30

General

  • Target

    ea4ffc3d8b9a31e11d72b7eab787bae8_JaffaCakes118.xls

  • Size

    247KB

  • MD5

    ea4ffc3d8b9a31e11d72b7eab787bae8

  • SHA1

    d3d43dce8946a5c585c2eab607255250bb162b51

  • SHA256

    f17e95c7e3dce9e03c629a9e0745cd7ff01c2686036636006b4463267e2b3b5a

  • SHA512

    74070f4f71042347127ae98f43189df75c25c517650ef789c5886e8fc5d6014c02c2ffe99bf4e1664f71a8752e6ec2b2eed46d4b2a4fc9f8392edfeb393ec498

  • SSDEEP

    6144:5Kpb8rGYrMPe3q7Q0XV5xtuEsi8/dg59jWvcZZdtjq15OD7IvOEPD0lgvS3enw7W:U9jFrjmkD7IvLDK3vLvfn1+2M

Score
10/10

Malware Config

Extracted

Language
xlm4.0
Source
URLs
xlm40.dropper

https://samtnpy.org/bveCGKTX/ghb.html

xlm40.dropper

https://massngo.org/dXKvyKV9v8c/ghb.html

xlm40.dropper

https://vathiriyar.org/uy0Tk0keJUr/ghb.html

Signatures

  • Process spawned unexpected child process 3 IoCs

    This typically indicates the parent process was compromised via an exploit or macro.

  • Enumerates system info in registry 2 TTPs 1 IoCs
  • Modifies Internet Explorer settings 1 TTPs 31 IoCs
  • Modifies registry class 64 IoCs
  • Suspicious behavior: AddClipboardFormatListener 1 IoCs
  • Suspicious use of SetWindowsHookEx 5 IoCs
  • Suspicious use of WriteProcessMemory 21 IoCs

Processes

  • C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE
    "C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE" /dde C:\Users\Admin\AppData\Local\Temp\ea4ffc3d8b9a31e11d72b7eab787bae8_JaffaCakes118.xls
    1⤵
    • Enumerates system info in registry
    • Modifies Internet Explorer settings
    • Modifies registry class
    • Suspicious behavior: AddClipboardFormatListener
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:624
    • C:\Windows\SysWOW64\regsvr32.exe
      "C:\Windows\System32\regsvr32.exe" C:\Datop\test.test
      2⤵
      • Process spawned unexpected child process
      PID:2568
    • C:\Windows\SysWOW64\regsvr32.exe
      "C:\Windows\System32\regsvr32.exe" C:\Datop\test1.test
      2⤵
      • Process spawned unexpected child process
      PID:2576
    • C:\Windows\SysWOW64\regsvr32.exe
      "C:\Windows\System32\regsvr32.exe" C:\Datop\test2.test
      2⤵
      • Process spawned unexpected child process
      PID:2432

Network

MITRE ATT&CK Matrix ATT&CK v13

Defense Evasion

Modify Registry

1
T1112

Discovery

Query Registry

1
T1012

System Information Discovery

1
T1082

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/624-0-0x000000005FFF0000-0x0000000060000000-memory.dmp
    Filesize

    64KB

  • memory/624-1-0x000000007251D000-0x0000000072528000-memory.dmp
    Filesize

    44KB

  • memory/624-2-0x000000007251D000-0x0000000072528000-memory.dmp
    Filesize

    44KB