Analysis

  • max time kernel
    146s
  • max time network
    155s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    07-03-2024 23:54

General

  • Target

    b9fc74097feace2212582bbef23699ac.exe

  • Size

    1000KB

  • MD5

    b9fc74097feace2212582bbef23699ac

  • SHA1

    f33cac79aa58bd806b0c04c58214b966df0d271d

  • SHA256

    6c533b5ee78c2bb240a08d3238e410bcccaf54e01c8f9553e8919ff5354f4230

  • SHA512

    9c0eaee4587a9a659930ed9bb267db20f7fae2ba31db55c0b4653037196061b4ff4a946694a121a3512577737d232846f76dd9fae15ec85715a2a3192dd161c4

  • SSDEEP

    24576:a77tAE/+rxFj1l2XmA/51B+5vMiqt0gj2ed:NEWrxFP4lqOL

Score
7/10

Malware Config

Signatures

  • Deletes itself 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Legitimate hosting services abused for malware hosting/C2 1 TTPs 2 IoCs
  • Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs
  • Creates scheduled task(s) 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious behavior: RenamesItself 1 IoCs
  • Suspicious use of UnmapMainImage 2 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\b9fc74097feace2212582bbef23699ac.exe
    "C:\Users\Admin\AppData\Local\Temp\b9fc74097feace2212582bbef23699ac.exe"
    1⤵
    • Suspicious behavior: RenamesItself
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:5032
    • C:\Users\Admin\AppData\Local\Temp\b9fc74097feace2212582bbef23699ac.exe
      C:\Users\Admin\AppData\Local\Temp\b9fc74097feace2212582bbef23699ac.exe
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • Suspicious use of NtSetInformationThreadHideFromDebugger
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of UnmapMainImage
      • Suspicious use of WriteProcessMemory
      PID:2044
      • C:\Windows\SysWOW64\schtasks.exe
        schtasks.exe /CREATE /RL HIGHEST /SC ONLOGON /TR "C:\Users\Admin\AppData\Local\Temp\b9fc74097feace2212582bbef23699ac.exe" /TN Google_Trk_Updater /F
        3⤵
        • Creates scheduled task(s)
        PID:4000

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\b9fc74097feace2212582bbef23699ac.exe

    Filesize

    1000KB

    MD5

    764cb216c19c5495606e99ec343af164

    SHA1

    3b6b9ab6662c8e78dc77cad1d64b5f8131b80964

    SHA256

    5ece787be79b0dd79885bc7efa80de51df2ffc5637ced33a80345d0f84e5894f

    SHA512

    0e95c2fb944627123cd69bf4b9c2f278231d3bf66a68b60ac852694ad783fdf41658134b7634dbe98d7b6ef368a27e558f13cdf1260940e5a77ec8cad2609869

  • memory/2044-13-0x0000000000400000-0x0000000000483000-memory.dmp

    Filesize

    524KB

  • memory/2044-15-0x0000000001510000-0x0000000001593000-memory.dmp

    Filesize

    524KB

  • memory/2044-20-0x0000000004F50000-0x0000000004FCE000-memory.dmp

    Filesize

    504KB

  • memory/2044-21-0x0000000000400000-0x000000000045B000-memory.dmp

    Filesize

    364KB

  • memory/2044-27-0x0000000000400000-0x000000000045B000-memory.dmp

    Filesize

    364KB

  • memory/5032-0-0x0000000000400000-0x0000000000483000-memory.dmp

    Filesize

    524KB

  • memory/5032-1-0x00000000015E0000-0x0000000001663000-memory.dmp

    Filesize

    524KB

  • memory/5032-2-0x0000000000400000-0x000000000047E000-memory.dmp

    Filesize

    504KB

  • memory/5032-11-0x0000000000400000-0x000000000047E000-memory.dmp

    Filesize

    504KB