Resubmissions

24-11-2022 16:38

221124-t5ggmaah3y 10

18-11-2022 10:14

221118-l9yygada6s 10

05-11-2022 01:50

221105-b88feacgc8 8

Analysis

  • max time kernel
    111s
  • max time network
    145s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220901-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system
  • submitted
    05-11-2022 01:50

General

  • Target

    svcupdater.exe

  • Size

    4.8MB

  • MD5

    cd4ac234ee1c9fca552d11ff31b9c5cc

  • SHA1

    e3448c185bdf0e0a0859f2b28d1b5f28c38a0064

  • SHA256

    fc8db07536652808292ddca99645f2e64431baf7f72ba1a8d358229e16fafbd8

  • SHA512

    d07048d1359350c9913d2727cb40969383eaca0593b7395d2c51435e0defaa91f4c95f038bb1877847d520efa0150359860036f6e6e1c3e2ece24bc4ff8c6b9f

  • SSDEEP

    49152:tAM3CiGxBRJHy51FmJgBaShRgd5MYh43VvATtg0IEqYjla27VdS5g+A:aMLGxBk1FmJgX2l4lv3EdZv+A

Score
8/10

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Creates scheduled task(s) 1 TTPs 1 IoCs

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

  • GoLang User-Agent 2 IoCs

    Uses default user-agent string defined by GoLang HTTP packages.

  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\svcupdater.exe
    "C:\Users\Admin\AppData\Local\Temp\svcupdater.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4932
    • C:\Windows\system32\cmd.exe
      cmd.exe "/C schtasks /create /tn \ipNnOYSRDI /tr \"C:\Users\Admin\AppData\Roaming\ipNnOYSRDI\svcupdater.exe\" /st 00:00 /du 9999:59 /sc once /ri 1 /f"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:1180
      • C:\Windows\system32\schtasks.exe
        schtasks /create /tn \ipNnOYSRDI /tr \"C:\Users\Admin\AppData\Roaming\ipNnOYSRDI\svcupdater.exe\" /st 00:00 /du 9999:59 /sc once /ri 1 /f"
        3⤵
        • Creates scheduled task(s)
        PID:1432
  • C:\Users\Admin\AppData\Roaming\ipNnOYSRDI\svcupdater.exe
    C:\Users\Admin\AppData\Roaming\ipNnOYSRDI\svcupdater.exe
    1⤵
    • Executes dropped EXE
    PID:756

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Roaming\ipNnOYSRDI\svcupdater.exe

    Filesize

    4.8MB

    MD5

    cd4ac234ee1c9fca552d11ff31b9c5cc

    SHA1

    e3448c185bdf0e0a0859f2b28d1b5f28c38a0064

    SHA256

    fc8db07536652808292ddca99645f2e64431baf7f72ba1a8d358229e16fafbd8

    SHA512

    d07048d1359350c9913d2727cb40969383eaca0593b7395d2c51435e0defaa91f4c95f038bb1877847d520efa0150359860036f6e6e1c3e2ece24bc4ff8c6b9f

  • C:\Users\Admin\AppData\Roaming\ipNnOYSRDI\svcupdater.exe

    Filesize

    4.8MB

    MD5

    cd4ac234ee1c9fca552d11ff31b9c5cc

    SHA1

    e3448c185bdf0e0a0859f2b28d1b5f28c38a0064

    SHA256

    fc8db07536652808292ddca99645f2e64431baf7f72ba1a8d358229e16fafbd8

    SHA512

    d07048d1359350c9913d2727cb40969383eaca0593b7395d2c51435e0defaa91f4c95f038bb1877847d520efa0150359860036f6e6e1c3e2ece24bc4ff8c6b9f

  • memory/1180-132-0x0000000000000000-mapping.dmp

  • memory/1432-133-0x0000000000000000-mapping.dmp