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Analysis

  • max time kernel
    119s
  • max time network
    123s
  • platform
    windows7_x64
  • resource
    win7-20230712-en
  • resource tags

    arch:x64arch:x86image:win7-20230712-enlocale:en-usos:windows7-x64system
  • submitted
    20/07/2023, 03:40

General

  • Target

    e20d8500c29a288d9ba280531651ad74c81cfc4c77a95bc4f08cce232ff1b6aa.exe

  • Size

    328KB

  • MD5

    e2c4d15d52ad163feff9485adf5d577d

  • SHA1

    0de8e73173ed7791250242fe1521554f38bcfd36

  • SHA256

    e20d8500c29a288d9ba280531651ad74c81cfc4c77a95bc4f08cce232ff1b6aa

  • SHA512

    f41b5d2a54f8daa92fe7eba64df51ee71c38b94adcb829236f4517016b90845e23af74e4dedfc6ee3d986e56542afb5f20e5974eeef30d81f9a5f6e60a8758e4

  • SSDEEP

    6144:GZy8qgW5ixeelIUsI4lmCfm7fpdWNgwOE/Caf:AfqgWEDlIUaIg6d0bO7W

Score
10/10

Malware Config

Extracted

Family

gcleaner

C2

45.12.253.56

45.12.253.72

45.12.253.98

45.12.253.75

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\e20d8500c29a288d9ba280531651ad74c81cfc4c77a95bc4f08cce232ff1b6aa.exe
    "C:\Users\Admin\AppData\Local\Temp\e20d8500c29a288d9ba280531651ad74c81cfc4c77a95bc4f08cce232ff1b6aa.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1064
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c taskkill /im "e20d8500c29a288d9ba280531651ad74c81cfc4c77a95bc4f08cce232ff1b6aa.exe" /f & erase "C:\Users\Admin\AppData\Local\Temp\e20d8500c29a288d9ba280531651ad74c81cfc4c77a95bc4f08cce232ff1b6aa.exe" & exit
      2⤵
      • Deletes itself
      • Suspicious use of WriteProcessMemory
      PID:2872
      • C:\Windows\SysWOW64\taskkill.exe
        taskkill /im "e20d8500c29a288d9ba280531651ad74c81cfc4c77a95bc4f08cce232ff1b6aa.exe" /f
        3⤵
        • Kills process with taskkill
        • Suspicious use of AdjustPrivilegeToken
        PID:2984

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • memory/1064-55-0x0000000002D10000-0x0000000002E10000-memory.dmp

    Filesize

    1024KB

  • memory/1064-57-0x0000000000220000-0x0000000000260000-memory.dmp

    Filesize

    256KB

  • memory/1064-56-0x0000000000400000-0x0000000002B5D000-memory.dmp

    Filesize

    39.4MB

  • memory/1064-59-0x0000000000400000-0x0000000002B5D000-memory.dmp

    Filesize

    39.4MB

  • memory/1064-60-0x0000000002D10000-0x0000000002E10000-memory.dmp

    Filesize

    1024KB