Analysis

  • max time kernel
    95s
  • max time network
    96s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    05-09-2024 11:09

General

  • Target

    9b45d116e32bbccf67f0179b0ed4be4c1ffb3bed792e37478a23f0afcf9d1980.exe

  • Size

    423KB

  • MD5

    e53e00b653e165a52b59596e473f0732

  • SHA1

    3ddfb7257debb8ee477d1d98d0a602bc740e4b07

  • SHA256

    9b45d116e32bbccf67f0179b0ed4be4c1ffb3bed792e37478a23f0afcf9d1980

  • SHA512

    b128718125356e90388d619ab67a7b2b0a252ff7205c4869975ea9878f31c49693411bd9449beb4f39d52259c4587cb5a8df0e897ff34e7b0b1558426cc27656

  • SSDEEP

    12288:rxPJGZfVBlFcPi6m+Vzza5yocJRxzwEvEwk:rDafNFcPFuaNwwE

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.

  • 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
  • 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\9b45d116e32bbccf67f0179b0ed4be4c1ffb3bed792e37478a23f0afcf9d1980.exe
    "C:\Users\Admin\AppData\Local\Temp\9b45d116e32bbccf67f0179b0ed4be4c1ffb3bed792e37478a23f0afcf9d1980.exe"
    1⤵
    • Checks computer location settings
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:4116
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4116 -s 740
      2⤵
      • Program crash
      PID:216
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4116 -s 780
      2⤵
      • Program crash
      PID:1768
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4116 -s 740
      2⤵
      • Program crash
      PID:3112
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4116 -s 760
      2⤵
      • Program crash
      PID:4480
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4116 -s 908
      2⤵
      • Program crash
      PID:696
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4116 -s 916
      2⤵
      • Program crash
      PID:3380
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4116 -s 1456
      2⤵
      • Program crash
      PID:1460
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c taskkill /im "9b45d116e32bbccf67f0179b0ed4be4c1ffb3bed792e37478a23f0afcf9d1980.exe" /f & erase "C:\Users\Admin\AppData\Local\Temp\9b45d116e32bbccf67f0179b0ed4be4c1ffb3bed792e37478a23f0afcf9d1980.exe" & exit
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:4380
      • C:\Windows\SysWOW64\taskkill.exe
        taskkill /im "9b45d116e32bbccf67f0179b0ed4be4c1ffb3bed792e37478a23f0afcf9d1980.exe" /f
        3⤵
        • System Location Discovery: System Language Discovery
        • Kills process with taskkill
        • Suspicious use of AdjustPrivilegeToken
        PID:3532
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4116 -s 1312
      2⤵
      • Program crash
      PID:3396
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 368 -p 4116 -ip 4116
    1⤵
      PID:2800
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 416 -p 4116 -ip 4116
      1⤵
        PID:3744
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 4116 -ip 4116
        1⤵
          PID:2008
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -pss -s 524 -p 4116 -ip 4116
          1⤵
            PID:4224
          • C:\Windows\SysWOW64\WerFault.exe
            C:\Windows\SysWOW64\WerFault.exe -pss -s 428 -p 4116 -ip 4116
            1⤵
              PID:3884
            • C:\Windows\SysWOW64\WerFault.exe
              C:\Windows\SysWOW64\WerFault.exe -pss -s 524 -p 4116 -ip 4116
              1⤵
                PID:4752
              • C:\Windows\SysWOW64\WerFault.exe
                C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 4116 -ip 4116
                1⤵
                  PID:3812
                • C:\Windows\SysWOW64\WerFault.exe
                  C:\Windows\SysWOW64\WerFault.exe -pss -s 452 -p 4116 -ip 4116
                  1⤵
                    PID:4368

                  Network

                  MITRE ATT&CK Enterprise v15

                  Replay Monitor

                  Loading Replay Monitor...

                  Downloads

                  • C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\LI43KEDR\download[1].htm

                    Filesize

                    1B

                    MD5

                    cfcd208495d565ef66e7dff9f98764da

                    SHA1

                    b6589fc6ab0dc82cf12099d1c2d40ab994e8410c

                    SHA256

                    5feceb66ffc86f38d952786c6d696c79c2dbc239dd4e91b46729d73a27fb57e9

                    SHA512

                    31bca02094eb78126a517b206a88c73cfa9ec6f704c7030d18212cace820f025f00bf0ea68dbf3f3a5436ca63b53bf7bf80ad8d5de7d8359d0b7fed9dbc3ab99

                  • memory/4116-1-0x00000000006F0000-0x00000000007F0000-memory.dmp

                    Filesize

                    1024KB

                  • memory/4116-2-0x0000000002350000-0x000000000237D000-memory.dmp

                    Filesize

                    180KB

                  • memory/4116-3-0x0000000000400000-0x000000000042F000-memory.dmp

                    Filesize

                    188KB

                  • memory/4116-8-0x00000000006F0000-0x00000000007F0000-memory.dmp

                    Filesize

                    1024KB

                  • memory/4116-11-0x0000000002350000-0x000000000237D000-memory.dmp

                    Filesize

                    180KB

                  • memory/4116-10-0x0000000000400000-0x00000000005FE000-memory.dmp

                    Filesize

                    2.0MB

                  • memory/4116-12-0x0000000000400000-0x000000000042F000-memory.dmp

                    Filesize

                    188KB

                  • memory/4116-22-0x0000000000400000-0x000000000042F000-memory.dmp

                    Filesize

                    188KB

                  • memory/4116-21-0x0000000000400000-0x00000000005FE000-memory.dmp

                    Filesize

                    2.0MB