Analysis

  • max time kernel
    119s
  • max time network
    120s
  • platform
    windows7_x64
  • resource
    win7-20231129-en
  • resource tags

    arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
  • submitted
    02/04/2024, 13:34

General

  • Target

    4b6032c2677c1c6757eb39e3899812dfe63426af9b094094786c9a0ee4aa31d6.exe

  • Size

    284KB

  • MD5

    f42d86b084ab4f227d53dfad7320c393

  • SHA1

    0e1b2040faeff6dea4146b13d1f0a83fe517bde5

  • SHA256

    4b6032c2677c1c6757eb39e3899812dfe63426af9b094094786c9a0ee4aa31d6

  • SHA512

    c98404f8963fe91ab2e817820bd423bbbe35c0d61ea0eba29477a42566046c309ce9910797f5764dee789af47ee8f1f4bba009e49bc9f348a0fe1c86a8455c38

  • SSDEEP

    3072:qvnUB2XKOHJWbFqZ6R+aKkarpzKuUfqpRbMRZNYec9fJjSA84XV1aLd1k8JC03Zk:qvUAXKSsAmckGDpRExo5SA84Xrl8JCU

Score
10/10

Malware Config

Extracted

Family

gcleaner

C2

185.172.128.90

5.42.65.115

Signatures

  • GCleaner

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

  • Deletes itself 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • 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\4b6032c2677c1c6757eb39e3899812dfe63426af9b094094786c9a0ee4aa31d6.exe
    "C:\Users\Admin\AppData\Local\Temp\4b6032c2677c1c6757eb39e3899812dfe63426af9b094094786c9a0ee4aa31d6.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2848
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c taskkill /im "4b6032c2677c1c6757eb39e3899812dfe63426af9b094094786c9a0ee4aa31d6.exe" /f & erase "C:\Users\Admin\AppData\Local\Temp\4b6032c2677c1c6757eb39e3899812dfe63426af9b094094786c9a0ee4aa31d6.exe" & exit
      2⤵
      • Deletes itself
      • Suspicious use of WriteProcessMemory
      PID:2344
      • C:\Windows\SysWOW64\taskkill.exe
        taskkill /im "4b6032c2677c1c6757eb39e3899812dfe63426af9b094094786c9a0ee4aa31d6.exe" /f
        3⤵
        • Kills process with taskkill
        • Suspicious use of AdjustPrivilegeToken
        PID:2576

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • memory/2848-1-0x0000000000CA0000-0x0000000000DA0000-memory.dmp

          Filesize

          1024KB

        • memory/2848-2-0x0000000000230000-0x000000000025D000-memory.dmp

          Filesize

          180KB

        • memory/2848-3-0x0000000000400000-0x0000000000AF0000-memory.dmp

          Filesize

          6.9MB

        • memory/2848-6-0x0000000000CA0000-0x0000000000DA0000-memory.dmp

          Filesize

          1024KB

        • memory/2848-5-0x0000000000400000-0x0000000000AF0000-memory.dmp

          Filesize

          6.9MB