Analysis

  • max time kernel
    102s
  • max time network
    33s
  • platform
    windows7_x64
  • resource
    win7-20230220-en
  • resource tags

    arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system
  • submitted
    14-03-2023 19:21

General

  • Target

    Agreement_866852a_Mar4.xll

  • Size

    2.3MB

  • MD5

    faf2a99df45b56feff0e9c975b994df2

  • SHA1

    ba7cb531ffb913fb90eb188c341828bc3dff3c1b

  • SHA256

    61075eb116f328cfa2908754b094bf23054f0e091f1a02f5bf0b5718eca9cd07

  • SHA512

    8388b63e8584760f2cee946de61452c0821c4ec2899db9711ee3bb0229ac7dde14071c56ae49618fe30453e1ba4310ba52cf1efd486f7ae59315348c5a505e15

  • SSDEEP

    49152:Wjrxd3EfessB2KEAQ3PlAEIZ6QqrONloCt4nnM+DoRDPOjYvf9FB:arxd028KEl39AdZ/6y+9M7RDPZB

Score
7/10

Malware Config

Signatures

  • Loads dropped DLL 1 IoCs
  • 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 4 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\Agreement_866852a_Mar4.xll
    1⤵
    • Loads dropped DLL
    • Enumerates system info in registry
    • Modifies Internet Explorer settings
    • Modifies registry class
    • Suspicious behavior: AddClipboardFormatListener
    • Suspicious use of SetWindowsHookEx
    PID:836

Network

MITRE ATT&CK Matrix ATT&CK v6

Defense Evasion

Modify Registry

1
T1112

Discovery

Query Registry

1
T1012

System Information Discovery

1
T1082

Replay Monitor

Loading Replay Monitor...

Downloads

  • \Users\Admin\AppData\Local\Temp\Agreement_866852a_Mar4.xll
    Filesize

    192KB

    MD5

    d07013b5967ab9f4616f250d7f02af8a

    SHA1

    d08f999be9872a1e33761dd6170a5721e0606651

    SHA256

    4540f0928e092893a8f6f0fc51ccadbe724995907a75fb154919355bf884c593

    SHA512

    430b2076118d349e04f5f3271816b37440fa141393dfb673584a4641d9b68e56c44586951597217d282b56a3ae178793ef808c91b014ae65dcf7147e353d54fa

  • memory/836-54-0x000000005FFF0000-0x0000000060000000-memory.dmp
    Filesize

    64KB

  • memory/836-56-0x000000005FFF0000-0x0000000060000000-memory.dmp
    Filesize

    64KB