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Analysis

  • max time kernel
    149s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    30/05/2024, 17:41

General

  • Target

    ebf175f3cb1e37fe3740e183a34d7ea3dc4bf834fbd19115e6db1a7bf6e404d9.exe

  • Size

    388KB

  • MD5

    6c41fca21045431e33fca1d5107beae6

  • SHA1

    6e20891c5fbe1148f8d85e2b6ea2be31dee36bf5

  • SHA256

    ebf175f3cb1e37fe3740e183a34d7ea3dc4bf834fbd19115e6db1a7bf6e404d9

  • SHA512

    794258cbafddafc04be75be6d304ef2ae9dd56b70761d2b96fddf0550a2d0dccde3243d5c8db4448ec40ef46a89761fd2c72c3e7f97c606665173513ad29083c

  • SSDEEP

    6144:djr9eltSqItUozTxEIknA6nqA6raILBSNWG6RXndF:1r9eltDITK4AR2S4ln

Score
10/10

Malware Config

Extracted

Family

gcleaner

C2

185.172.128.90

5.42.64.56

185.172.128.69

Signatures

  • GCleaner

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

  • Downloads MZ/PE file
  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Enumerates physical storage devices 1 TTPs

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

  • Program crash 8 IoCs
  • Kills process with taskkill 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\ebf175f3cb1e37fe3740e183a34d7ea3dc4bf834fbd19115e6db1a7bf6e404d9.exe
    "C:\Users\Admin\AppData\Local\Temp\ebf175f3cb1e37fe3740e183a34d7ea3dc4bf834fbd19115e6db1a7bf6e404d9.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of WriteProcessMemory
    PID:1204
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1204 -s 460
      2⤵
      • Program crash
      PID:3240
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1204 -s 764
      2⤵
      • Program crash
      PID:4048
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1204 -s 804
      2⤵
      • Program crash
      PID:1872
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1204 -s 804
      2⤵
      • Program crash
      PID:464
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1204 -s 764
      2⤵
      • Program crash
      PID:528
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1204 -s 928
      2⤵
      • Program crash
      PID:2388
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1204 -s 932
      2⤵
      • Program crash
      PID:4264
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1204 -s 1580
      2⤵
      • Program crash
      PID:412
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c taskkill /im "ebf175f3cb1e37fe3740e183a34d7ea3dc4bf834fbd19115e6db1a7bf6e404d9.exe" /f & erase "C:\Users\Admin\AppData\Local\Temp\ebf175f3cb1e37fe3740e183a34d7ea3dc4bf834fbd19115e6db1a7bf6e404d9.exe" & exit
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:4076
      • C:\Windows\SysWOW64\taskkill.exe
        taskkill /im "ebf175f3cb1e37fe3740e183a34d7ea3dc4bf834fbd19115e6db1a7bf6e404d9.exe" /f
        3⤵
        • Kills process with taskkill
        • Suspicious use of AdjustPrivilegeToken
        PID:3612
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1204 -ip 1204
    1⤵
      PID:116
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 480 -p 1204 -ip 1204
      1⤵
        PID:3684
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -pss -s 516 -p 1204 -ip 1204
        1⤵
          PID:1828
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 1204 -ip 1204
          1⤵
            PID:2028
          • C:\Windows\SysWOW64\WerFault.exe
            C:\Windows\SysWOW64\WerFault.exe -pss -s 548 -p 1204 -ip 1204
            1⤵
              PID:1824
            • C:\Windows\SysWOW64\WerFault.exe
              C:\Windows\SysWOW64\WerFault.exe -pss -s 532 -p 1204 -ip 1204
              1⤵
                PID:532
              • C:\Windows\SysWOW64\WerFault.exe
                C:\Windows\SysWOW64\WerFault.exe -pss -s 488 -p 1204 -ip 1204
                1⤵
                  PID:1904
                • C:\Windows\SysWOW64\WerFault.exe
                  C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1204 -ip 1204
                  1⤵
                    PID:2996

                  Network

                  MITRE ATT&CK Enterprise v15

                  Replay Monitor

                  Loading Replay Monitor...

                  Downloads

                  • C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\W5OVUPOF\advdlc[1].htm

                    Filesize

                    1B

                    MD5

                    cfcd208495d565ef66e7dff9f98764da

                    SHA1

                    b6589fc6ab0dc82cf12099d1c2d40ab994e8410c

                    SHA256

                    5feceb66ffc86f38d952786c6d696c79c2dbc239dd4e91b46729d73a27fb57e9

                    SHA512

                    31bca02094eb78126a517b206a88c73cfa9ec6f704c7030d18212cace820f025f00bf0ea68dbf3f3a5436ca63b53bf7bf80ad8d5de7d8359d0b7fed9dbc3ab99

                  • memory/1204-1-0x0000000002CC0000-0x0000000002DC0000-memory.dmp

                    Filesize

                    1024KB

                  • memory/1204-3-0x0000000000400000-0x0000000000440000-memory.dmp

                    Filesize

                    256KB

                  • memory/1204-2-0x0000000004510000-0x000000000454C000-memory.dmp

                    Filesize

                    240KB

                  • memory/1204-8-0x0000000010000000-0x000000001001C000-memory.dmp

                    Filesize

                    112KB

                  • memory/1204-15-0x0000000000400000-0x00000000028EF000-memory.dmp

                    Filesize

                    36.9MB

                  • memory/1204-22-0x0000000002CC0000-0x0000000002DC0000-memory.dmp

                    Filesize

                    1024KB

                  • memory/1204-23-0x0000000000400000-0x0000000000440000-memory.dmp

                    Filesize

                    256KB

                  • memory/1204-34-0x0000000000400000-0x0000000000440000-memory.dmp

                    Filesize

                    256KB

                  • memory/1204-33-0x0000000000400000-0x00000000028EF000-memory.dmp

                    Filesize

                    36.9MB