Overview

overview

10

Static

static

8cb5d75981...67.exe

windows7-x64

10

8cb5d75981...67.exe

windows10-2004-x64

7

Analysis

  • max time kernel
    169s
  • max time network
    207s
  • platform
    windows7_x64
  • resource
    win7-20221111-en
  • resource tags

    arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system
  • submitted
    29/11/2022, 05:43

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General

  • Target

    8cb5d7598191b2815203e784b2933353f1240f521e1d060e2e5b20fc84854667.exe

  • Size

    267KB

  • MD5

    49987a1831feb1155b7e5a5e49e4cdf0

  • SHA1

    50b7687e3b81e6625d80f5db6c138c1d9f2470e4

  • SHA256

    8cb5d7598191b2815203e784b2933353f1240f521e1d060e2e5b20fc84854667

  • SHA512

    7abfe5630a8990dcea3a8e2a4d7ab44e12af426955e4b6b6148e5d4e083ea42b40824200bd017c7e990c66ee3434d8961799c79d340b43eebfd0d3969917b192

  • SSDEEP

    6144:Quw24+Z6MLeqy56iS84cE0W1ay0jlup+xeiXRu0IZxfSs:QuLm6iSYW1rculqRaZQ

Score
10/10
evasionpersistence

Malware Config

Signatures

  • Modifies firewall policy service 2 TTPs 18 IoCs
    evasion
  • Modifies security service 2 TTPs 22 IoCs
    evasion
  • Sets service image path in registry 2 TTPs 1 IoCs
    persistence
  • Deletes itself 1 IoCs
  • Unexpected DNS network traffic destination 11 IoCs

    Network traffic to other servers than the configured DNS servers was detected on the DNS port.

  • Adds Run key to start application 2 TTPs 2 IoCs
    persistence
  • Drops desktop.ini file(s) 2 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Drops file in Program Files directory 22 IoCs
  • NTFS ADS 19 IoCs
  • Suspicious behavior: EnumeratesProcesses 5 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious behavior: MapViewOfSection 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 30 IoCs
  • Suspicious use of FindShellTrayWindow 2 IoCs
  • Suspicious use of SendNotifyMessage 2 IoCs
  • Suspicious use of WriteProcessMemory 5 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\8cb5d7598191b2815203e784b2933353f1240f521e1d060e2e5b20fc84854667.exe
    "C:\Users\Admin\AppData\Local\Temp\8cb5d7598191b2815203e784b2933353f1240f521e1d060e2e5b20fc84854667.exe"
    1⤵
    • Modifies security service
    • Sets service image path in registry
    • Adds Run key to start application
    • Suspicious use of SetThreadContext
    • Drops file in Program Files directory
    • NTFS ADS
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: MapViewOfSection
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1352
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\system32\cmd.exe"
      2⤵
      • Deletes itself
      PID:2000

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

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        Downloads

        • C:\Program Files (x86)\Google\Desktop\Install\{f6ae883d-87b2-8e92-33b2-e7745dda3830}\ \...\‮ﯹ๛\{f6ae883d-87b2-8e92-33b2-e7745dda3830}\@
          Filesize

          2KB

          MD5

          922a4928d1576f3f1bb850defe8bbea2

          SHA1

          5108ecbbcf58c1bff46a863d56a02fad3d07d4b6

          SHA256

          9a2ab71c90bd0ec12b7cfd704b46c2bbe402b76ed53a07899df3addb81f2aafc

          SHA512

          e677052538e89344d974c0458626bcd3cf3cbb13923c5ea76af54cc0d61a6d0b1f0c4fdf22b2471f16a98b299f94704b4535768d35350b0177a396be61534e62

          Download Submit

        • memory/464-59-0x0000000000050000-0x0000000000062000-memory.dmp

          Filesize

          72KB

          Download

        • memory/1284-58-0x0000000002A00000-0x0000000002A12000-memory.dmp

          Filesize

          72KB

          Download

        • memory/1352-54-0x00000000760B1000-0x00000000760B3000-memory.dmp

          Filesize

          8KB

          Download

        • memory/1352-55-0x00000000013C0000-0x0000000001407000-memory.dmp

          Filesize

          284KB

          Download

        • memory/1352-56-0x00000000013C0000-0x0000000001407000-memory.dmp

          Filesize

          284KB

          Download

        • memory/1352-57-0x0000000001510000-0x0000000001531000-memory.dmp

          Filesize

          132KB

          Download

        • memory/1352-61-0x0000000001510000-0x0000000001531000-memory.dmp

          Filesize

          132KB

          Download