Analysis

  • max time kernel
    148s
  • max time network
    158s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    28-02-2024 13:35

General

  • Target

    ac01655c93b0e07eadfa2c8dc5d436bb.xlsm

  • Size

    249KB

  • MD5

    ac01655c93b0e07eadfa2c8dc5d436bb

  • SHA1

    3da449447291121191cd82199118702a2f944f7a

  • SHA256

    2f359226395840e8367df9f593430bf94358172b4ec832a493bbc66c93f74095

  • SHA512

    f6512538e704ef69819d748443478cb45b5c8f24647cd59755fef1bab01e3916dfc621857221b98f1db139a2b591e1e30d9162357e61374185aab534937ff73a

  • SSDEEP

    6144:SetZbAPPimNA/kjoitkOes4Otx/EkqB+JbAK:HtZbAPDNAcMyTtab4kK

Score
10/10

Malware Config

Signatures

  • Process spawned unexpected child process 1 IoCs

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

  • Blocklisted process makes network request 6 IoCs
  • Checks processor information in registry 2 TTPs 3 IoCs

    Processor information is often read in order to detect sandboxing environments.

  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Suspicious behavior: AddClipboardFormatListener 1 IoCs
  • Suspicious use of FindShellTrayWindow 2 IoCs
  • Suspicious use of SetWindowsHookEx 16 IoCs
  • Suspicious use of WriteProcessMemory 2 IoCs

Processes

  • C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE
    "C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\ac01655c93b0e07eadfa2c8dc5d436bb.xlsm"
    1⤵
    • Checks processor information in registry
    • Enumerates system info in registry
    • Suspicious behavior: AddClipboardFormatListener
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:3292
    • C:\Windows\SYSTEM32\MSHTA.exe
      MSHTA C:\ProgramData\IYqITJv.sct
      2⤵
      • Process spawned unexpected child process
      • Blocklisted process makes network request
      PID:1816

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\ProgramData\IYqITJv.sct

    Filesize

    25KB

    MD5

    f533b7802fb061541f5f206ab7957b92

    SHA1

    c9c88794ab63018009786f601722f103d30b9c00

    SHA256

    5b825f606dfc7e67d23c00233216d5043241d6f014152825ad9eb690699e620d

    SHA512

    c6a961cffbf627a2d993468276ddb949714562935e8ea45fe154733ae248b120e258756c5020af5f9bee2b9598ddb4614d250200cfb8fbf22aae5540aa5f23dc

  • memory/3292-12-0x00007FFDB01B0000-0x00007FFDB01C0000-memory.dmp

    Filesize

    64KB

  • memory/3292-58-0x00007FFDB2B10000-0x00007FFDB2B20000-memory.dmp

    Filesize

    64KB

  • memory/3292-11-0x00007FFDF2A90000-0x00007FFDF2C85000-memory.dmp

    Filesize

    2.0MB

  • memory/3292-3-0x00007FFDF2A90000-0x00007FFDF2C85000-memory.dmp

    Filesize

    2.0MB

  • memory/3292-6-0x00007FFDB2B10000-0x00007FFDB2B20000-memory.dmp

    Filesize

    64KB

  • memory/3292-7-0x00007FFDB2B10000-0x00007FFDB2B20000-memory.dmp

    Filesize

    64KB

  • memory/3292-5-0x00007FFDF2A90000-0x00007FFDF2C85000-memory.dmp

    Filesize

    2.0MB

  • memory/3292-8-0x00007FFDF2A90000-0x00007FFDF2C85000-memory.dmp

    Filesize

    2.0MB

  • memory/3292-9-0x00007FFDF2A90000-0x00007FFDF2C85000-memory.dmp

    Filesize

    2.0MB

  • memory/3292-13-0x00007FFDB01B0000-0x00007FFDB01C0000-memory.dmp

    Filesize

    64KB

  • memory/3292-1-0x00007FFDB2B10000-0x00007FFDB2B20000-memory.dmp

    Filesize

    64KB

  • memory/3292-4-0x00007FFDB2B10000-0x00007FFDB2B20000-memory.dmp

    Filesize

    64KB

  • memory/3292-10-0x00007FFDF2A90000-0x00007FFDF2C85000-memory.dmp

    Filesize

    2.0MB

  • memory/3292-2-0x00007FFDF2A90000-0x00007FFDF2C85000-memory.dmp

    Filesize

    2.0MB

  • memory/3292-36-0x00007FFDF2A90000-0x00007FFDF2C85000-memory.dmp

    Filesize

    2.0MB

  • memory/3292-39-0x00007FFDF2A90000-0x00007FFDF2C85000-memory.dmp

    Filesize

    2.0MB

  • memory/3292-55-0x00007FFDB2B10000-0x00007FFDB2B20000-memory.dmp

    Filesize

    64KB

  • memory/3292-56-0x00007FFDB2B10000-0x00007FFDB2B20000-memory.dmp

    Filesize

    64KB

  • memory/3292-57-0x00007FFDB2B10000-0x00007FFDB2B20000-memory.dmp

    Filesize

    64KB

  • memory/3292-59-0x00007FFDF2A90000-0x00007FFDF2C85000-memory.dmp

    Filesize

    2.0MB

  • memory/3292-60-0x00007FFDF2A90000-0x00007FFDF2C85000-memory.dmp

    Filesize

    2.0MB

  • memory/3292-61-0x00007FFDF2A90000-0x00007FFDF2C85000-memory.dmp

    Filesize

    2.0MB

  • memory/3292-0-0x00007FFDB2B10000-0x00007FFDB2B20000-memory.dmp

    Filesize

    64KB