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Analysis

  • max time kernel
    121s
  • max time network
    122s
  • platform
    windows7_x64
  • resource
    win7-20231129-en
  • resource tags

    arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
  • submitted
    30/12/2023, 12:33

General

  • Target

    18a77ac253bd6a684f5d6d8f546f274d.exe

  • Size

    241KB

  • MD5

    18a77ac253bd6a684f5d6d8f546f274d

  • SHA1

    664079f287f1ef9dcf6955f8df7c5a4ebca19129

  • SHA256

    baa3b869d2a37cfa7049c48ebe7eaafbcb723ecf9f831fafa1559f41dd21ffbf

  • SHA512

    8a974fe79a0d648c2deda26b9d559dd43054969d35db52a6f36e7a007af568b3eac0093890ac3b4fe2932470e4e417bf87f9ae593908c2c0b3406d54ff78c41c

  • SSDEEP

    6144:AmDVEIwn3qkNM7Y65dT/7Nxu07ywuwX4kaYkzs45+:AmDVEIca4M35dT/7NRewuwWsA+

Score
7/10

Malware Config

Signatures

  • Deletes itself 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 1 IoCs
  • Legitimate hosting services abused for malware hosting/C2 1 TTPs
  • 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 1 IoCs
  • Suspicious behavior: RenamesItself 1 IoCs
  • Suspicious use of UnmapMainImage 2 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\18a77ac253bd6a684f5d6d8f546f274d.exe
    "C:\Users\Admin\AppData\Local\Temp\18a77ac253bd6a684f5d6d8f546f274d.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious behavior: RenamesItself
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:2352
    • C:\Users\Admin\AppData\Local\Temp\18a77ac253bd6a684f5d6d8f546f274d.exe
      C:\Users\Admin\AppData\Local\Temp\18a77ac253bd6a684f5d6d8f546f274d.exe
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • Suspicious use of NtSetInformationThreadHideFromDebugger
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of UnmapMainImage
      • Suspicious use of WriteProcessMemory
      PID:2772
      • C:\Windows\SysWOW64\schtasks.exe
        schtasks.exe /CREATE /RL HIGHEST /SC ONLOGON /TR "C:\Users\Admin\AppData\Local\Temp\18a77ac253bd6a684f5d6d8f546f274d.exe" /TN Google_Trk_Updater /F
        3⤵
        • Creates scheduled task(s)
        PID:2544

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\18a77ac253bd6a684f5d6d8f546f274d.exe

    Filesize

    20KB

    MD5

    8b3fe2306677751f846bfc5482946360

    SHA1

    34e78c601aba24731bec814998e6bcb2145d9427

    SHA256

    5836f51b08415fd65ea0f7279fd3afdd1b25db73c0d88970b17a3e8ac06d4c2b

    SHA512

    8310f4c37d3cba6b990979751ee032f323f3581fdd3e719652d46e1e7d3d87ec9f12e98506fc84888c07109eaafb073de162a5b7a49d14359c29b1f4dfcdae90

  • \Users\Admin\AppData\Local\Temp\18a77ac253bd6a684f5d6d8f546f274d.exe

    Filesize

    54KB

    MD5

    55a6e4a1e5e2e1bd615730d9e29f7166

    SHA1

    1a5e1bd1ca9b2a86ccbdafb50be5b8b51e96c4e8

    SHA256

    6c9df7e44f8554c3bafb7bf57067168141ef9d4ca24042a758489ff9914aa9ac

    SHA512

    f095a05906f7e949bea0064b0e4fd01e21244dd097470185b2ccace484951e9a7a248f6ef5b1297bbe5e94751c88a0e866a0064510b5d5e8964cb5aab908461b

  • memory/2352-7-0x0000000000290000-0x0000000000347000-memory.dmp

    Filesize

    732KB

  • memory/2352-15-0x0000000002E40000-0x0000000002EF7000-memory.dmp

    Filesize

    732KB

  • memory/2352-14-0x0000000000400000-0x0000000000466000-memory.dmp

    Filesize

    408KB

  • memory/2352-1-0x0000000000400000-0x0000000000466000-memory.dmp

    Filesize

    408KB

  • memory/2352-0-0x0000000000400000-0x00000000004B7000-memory.dmp

    Filesize

    732KB

  • memory/2772-18-0x0000000000400000-0x0000000000466000-memory.dmp

    Filesize

    408KB

  • memory/2772-24-0x0000000000400000-0x000000000045B000-memory.dmp

    Filesize

    364KB

  • memory/2772-29-0x0000000000350000-0x00000000003B6000-memory.dmp

    Filesize

    408KB

  • memory/2772-20-0x0000000000230000-0x00000000002E7000-memory.dmp

    Filesize

    732KB

  • memory/2772-17-0x0000000000400000-0x00000000004B7000-memory.dmp

    Filesize

    732KB