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Analysis

  • max time kernel
    122s
  • max time network
    127s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    05/09/2024, 22:45

General

  • Target

    9bf7c1a6f1ad7d8f4cf95d56162a3865c22e8ebc229c3dbc97a237047c044108.exe

  • Size

    415KB

  • MD5

    df081bd571392ca5ded1ca50a1d11f57

  • SHA1

    6ad0e67c3a12f1c14d6b38ac0c9f6671e1178448

  • SHA256

    9bf7c1a6f1ad7d8f4cf95d56162a3865c22e8ebc229c3dbc97a237047c044108

  • SHA512

    039f23ba68442d4b24cbf278ad66a16a9545b345be2729d45cfe5f95da652a122141f4d1b3471b6a91c43b8bbb6cb906b1f6e646d0ae597945396d88c36811ce

  • SSDEEP

    3072:4mXEm/RgfbYPVlJhzsE+ELgRZXT9alY2IKoSUBRUO8w4H+BMCaErm3qCVvDiD2:XE2OfbYPzsZELwjn6ULUI4e2C1aqGDC

Malware Config

Extracted

Family

gcleaner

C2

80.66.75.114

Signatures

  • GCleaner

    GCleaner is a Pay-Per-Install malware loader first discovered in early 2019.

  • Deletes itself 1 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Kills process with taskkill 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\9bf7c1a6f1ad7d8f4cf95d56162a3865c22e8ebc229c3dbc97a237047c044108.exe
    "C:\Users\Admin\AppData\Local\Temp\9bf7c1a6f1ad7d8f4cf95d56162a3865c22e8ebc229c3dbc97a237047c044108.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2632
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c taskkill /im "9bf7c1a6f1ad7d8f4cf95d56162a3865c22e8ebc229c3dbc97a237047c044108.exe" /f & erase "C:\Users\Admin\AppData\Local\Temp\9bf7c1a6f1ad7d8f4cf95d56162a3865c22e8ebc229c3dbc97a237047c044108.exe" & exit
      2⤵
      • Deletes itself
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:2644
      • C:\Windows\SysWOW64\taskkill.exe
        taskkill /im "9bf7c1a6f1ad7d8f4cf95d56162a3865c22e8ebc229c3dbc97a237047c044108.exe" /f
        3⤵
        • System Location Discovery: System Language Discovery
        • Kills process with taskkill
        • Suspicious use of AdjustPrivilegeToken
        PID:2208

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\01LB6K3J\download[1].htm

    Filesize

    1B

    MD5

    cfcd208495d565ef66e7dff9f98764da

    SHA1

    b6589fc6ab0dc82cf12099d1c2d40ab994e8410c

    SHA256

    5feceb66ffc86f38d952786c6d696c79c2dbc239dd4e91b46729d73a27fb57e9

    SHA512

    31bca02094eb78126a517b206a88c73cfa9ec6f704c7030d18212cace820f025f00bf0ea68dbf3f3a5436ca63b53bf7bf80ad8d5de7d8359d0b7fed9dbc3ab99

  • memory/2632-1-0x0000000000250000-0x0000000000350000-memory.dmp

    Filesize

    1024KB

  • memory/2632-2-0x0000000000400000-0x000000000042F000-memory.dmp

    Filesize

    188KB

  • memory/2632-3-0x0000000000400000-0x00000000005FB000-memory.dmp

    Filesize

    2.0MB

  • memory/2632-9-0x0000000000250000-0x0000000000350000-memory.dmp

    Filesize

    1024KB

  • memory/2632-11-0x0000000000400000-0x000000000042F000-memory.dmp

    Filesize

    188KB

  • memory/2632-12-0x0000000000400000-0x00000000005FB000-memory.dmp

    Filesize

    2.0MB

  • memory/2632-23-0x0000000000250000-0x0000000000350000-memory.dmp

    Filesize

    1024KB

  • memory/2632-22-0x0000000000400000-0x000000000042F000-memory.dmp

    Filesize

    188KB

  • memory/2632-21-0x0000000000400000-0x00000000005FB000-memory.dmp

    Filesize

    2.0MB