Analysis

  • max time kernel
    101s
  • 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 08:54

General

  • Target

    257e577a5ae85102db38ef684a57781f.xls

  • Size

    191KB

  • MD5

    257e577a5ae85102db38ef684a57781f

  • SHA1

    33eaa995303ba2671951d03b6ff1b1ec971fd8d4

  • SHA256

    e02cc68027680de90f7458d061ebf90b9012280e0ef216283e3abe95421c7c42

  • SHA512

    4f42eb4ea59bb671622f2a34a2c60eccaf829b6215a60ca4e77e37203e81b44d857bdebd1b15dba3b992ad3a41e1b9d503ab274e19c392eb271e36419838fc7e

  • SSDEEP

    3072:CrQ2xEtjPOtioVjDGUU1qfDlaGGx+cL2QjAYkJIlAD/XxHNl9/Bm9BZiRNOqW2N4:qxEtjPOtioVjDGUU1qfDlavx+W2QjA9

Score
1/10

Malware Config

Signatures

  • Office loads VBA resources, possible macro or embedded object present
  • 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 FindShellTrayWindow 1 IoCs
  • Suspicious use of SetWindowsHookEx 3 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\257e577a5ae85102db38ef684a57781f.xls
    1⤵
    • Enumerates system info in registry
    • Modifies Internet Explorer settings
    • Modifies registry class
    • Suspicious behavior: AddClipboardFormatListener
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SetWindowsHookEx
    PID:1668

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

  • C:\Users\Admin\AppData\Local\Temp\VB17E7.tmp
    Filesize

    1KB

    MD5

    a950fcfb38c4bd2aed2ab8de725d0c4f

    SHA1

    93b21283abc042f7b21a78a4551e98a96bff73a3

    SHA256

    5474b6db2ec8267733054de176aa0096e5d4a6e656dc9d8766c810528ac8b5c1

    SHA512

    2ef190c0e1542bcec78f27719b42579fd0f5bb0b3c538c1e8ed3619266b018ba7185e3cf2c2b5a1b6b34cb217596f3e184a6116f418b7792d5d034dcb9915be4

  • memory/1668-54-0x000000005FFF0000-0x0000000060000000-memory.dmp
    Filesize

    64KB

  • memory/1668-84-0x000000005FFF0000-0x0000000060000000-memory.dmp
    Filesize

    64KB