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Analysis

  • max time kernel
    147s
  • max time network
    150s
  • platform
    windows11-21h2_x64
  • resource
    win11-20240802-en
  • resource tags

    arch:x64arch:x86image:win11-20240802-enlocale:en-usos:windows11-21h2-x64system
  • submitted
    06/09/2024, 10:40

General

  • Target

    d4ad9ccbec1ac90a6030ee7aed785a7275b6369a49ac825d144452e8d751be01.exe

  • Size

    299KB

  • MD5

    a75147ade71980a4b3c7e21dec154841

  • SHA1

    7ad3f946efc26afdfbd76035570c8addb4c1aff4

  • SHA256

    d4ad9ccbec1ac90a6030ee7aed785a7275b6369a49ac825d144452e8d751be01

  • SHA512

    603ac8ef234f23a1ce6ab5b62cc100ecb0a9c0519050257fadc31afe118bdbd3194265cbdc0054aa5094cfedb3be6024f66c350f2b7953a48bf0b86b3bc41814

  • SSDEEP

    6144:ppDUYxOOoC2rftC1CKuX2+wNYoFmyi34L9shGb/MMx0Vdh1JQ:pVUHbC2jt3KuX2+07iICxVdz

Malware Config

Extracted

Family

gcleaner

C2

80.66.75.114

45.91.200.135

Signatures

  • GCleaner

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

  • Downloads MZ/PE file
  • Enumerates physical storage devices 1 TTPs

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

  • Program crash 10 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 6 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\d4ad9ccbec1ac90a6030ee7aed785a7275b6369a49ac825d144452e8d751be01.exe
    "C:\Users\Admin\AppData\Local\Temp\d4ad9ccbec1ac90a6030ee7aed785a7275b6369a49ac825d144452e8d751be01.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:960
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 960 -s 476
      2⤵
      • Program crash
      PID:900
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 960 -s 500
      2⤵
      • Program crash
      PID:340
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 960 -s 788
      2⤵
      • Program crash
      PID:1208
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 960 -s 820
      2⤵
      • Program crash
      PID:3684
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 960 -s 840
      2⤵
      • Program crash
      PID:1484
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 960 -s 856
      2⤵
      • Program crash
      PID:3108
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 960 -s 960
      2⤵
      • Program crash
      PID:2976
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 960 -s 1084
      2⤵
      • Program crash
      PID:572
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 960 -s 1632
      2⤵
      • Program crash
      PID:3600
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c taskkill /im "d4ad9ccbec1ac90a6030ee7aed785a7275b6369a49ac825d144452e8d751be01.exe" /f & erase "C:\Users\Admin\AppData\Local\Temp\d4ad9ccbec1ac90a6030ee7aed785a7275b6369a49ac825d144452e8d751be01.exe" & exit
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:4168
      • C:\Windows\SysWOW64\taskkill.exe
        taskkill /im "d4ad9ccbec1ac90a6030ee7aed785a7275b6369a49ac825d144452e8d751be01.exe" /f
        3⤵
        • System Location Discovery: System Language Discovery
        • Kills process with taskkill
        • Suspicious use of AdjustPrivilegeToken
        PID:2376
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 960 -s 1704
      2⤵
      • Program crash
      PID:5084
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 960 -ip 960
    1⤵
      PID:2200
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 400 -p 960 -ip 960
      1⤵
        PID:5104
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -pss -s 500 -p 960 -ip 960
        1⤵
          PID:1020
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -pss -s 524 -p 960 -ip 960
          1⤵
            PID:2220
          • C:\Windows\SysWOW64\WerFault.exe
            C:\Windows\SysWOW64\WerFault.exe -pss -s 516 -p 960 -ip 960
            1⤵
              PID:800
            • C:\Windows\SysWOW64\WerFault.exe
              C:\Windows\SysWOW64\WerFault.exe -pss -s 424 -p 960 -ip 960
              1⤵
                PID:1204
              • C:\Windows\SysWOW64\WerFault.exe
                C:\Windows\SysWOW64\WerFault.exe -pss -s 356 -p 960 -ip 960
                1⤵
                  PID:4552
                • C:\Windows\SysWOW64\WerFault.exe
                  C:\Windows\SysWOW64\WerFault.exe -pss -s 356 -p 960 -ip 960
                  1⤵
                    PID:4336
                  • C:\Windows\SysWOW64\WerFault.exe
                    C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 960 -ip 960
                    1⤵
                      PID:2472
                    • C:\Windows\SysWOW64\WerFault.exe
                      C:\Windows\SysWOW64\WerFault.exe -pss -s 400 -p 960 -ip 960
                      1⤵
                        PID:4764

                      Network

                      MITRE ATT&CK Enterprise v15

                      Replay Monitor

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                      Downloads

                      • C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\6LUG8YDR\download[1].htm

                        Filesize

                        1B

                        MD5

                        cfcd208495d565ef66e7dff9f98764da

                        SHA1

                        b6589fc6ab0dc82cf12099d1c2d40ab994e8410c

                        SHA256

                        5feceb66ffc86f38d952786c6d696c79c2dbc239dd4e91b46729d73a27fb57e9

                        SHA512

                        31bca02094eb78126a517b206a88c73cfa9ec6f704c7030d18212cace820f025f00bf0ea68dbf3f3a5436ca63b53bf7bf80ad8d5de7d8359d0b7fed9dbc3ab99

                      • memory/960-1-0x00000000005B0000-0x00000000006B0000-memory.dmp

                        Filesize

                        1024KB

                      • memory/960-2-0x00000000022A0000-0x00000000022DB000-memory.dmp

                        Filesize

                        236KB

                      • memory/960-3-0x0000000000400000-0x000000000043F000-memory.dmp

                        Filesize

                        252KB

                      • memory/960-8-0x0000000010000000-0x000000001001C000-memory.dmp

                        Filesize

                        112KB

                      • memory/960-13-0x00000000005B0000-0x00000000006B0000-memory.dmp

                        Filesize

                        1024KB

                      • memory/960-15-0x0000000000400000-0x0000000000451000-memory.dmp

                        Filesize

                        324KB

                      • memory/960-16-0x00000000022A0000-0x00000000022DB000-memory.dmp

                        Filesize

                        236KB

                      • memory/960-18-0x0000000000400000-0x000000000043F000-memory.dmp

                        Filesize

                        252KB

                      • memory/960-29-0x0000000000400000-0x0000000000451000-memory.dmp

                        Filesize

                        324KB

                      • memory/960-36-0x0000000000400000-0x000000000043F000-memory.dmp

                        Filesize

                        252KB

                      • memory/960-35-0x0000000000400000-0x0000000000451000-memory.dmp

                        Filesize

                        324KB