Analysis

  • max time kernel
    92s
  • max time network
    94s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240426-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
  • submitted
    27-05-2024 12:55

General

  • Target

    0c9a8ad6ec1cb5876984dc405b9480863fcdbb740dc55acece145f8b71148d3f.exe

  • Size

    329KB

  • MD5

    99911c754123f2c4929f5ddb0e55f2a3

  • SHA1

    842bdf7740327c164e9830331fbf69cf6baf24db

  • SHA256

    0c9a8ad6ec1cb5876984dc405b9480863fcdbb740dc55acece145f8b71148d3f

  • SHA512

    b0f02119502200c1a4cf002a7bd079791ecba7ab9477d2d46652745b016b68b72e0edd12b466f5a81bb9dde536127027b6bbab39dfbecc6b3a6319e030f4c8f1

  • SSDEEP

    3072:Qeu3nWfcVzRDmstury7gl9dljAsDJ3i7TPNXquS7mb/V/jIE/fQMU5bygS7fLuj:Qeu3WczRqstukgHdl8si5310y5rgqLM

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 10 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\0c9a8ad6ec1cb5876984dc405b9480863fcdbb740dc55acece145f8b71148d3f.exe
    "C:\Users\Admin\AppData\Local\Temp\0c9a8ad6ec1cb5876984dc405b9480863fcdbb740dc55acece145f8b71148d3f.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of WriteProcessMemory
    PID:364
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 364 -s 452
      2⤵
      • Program crash
      PID:1416
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 364 -s 788
      2⤵
      • Program crash
      PID:2132
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 364 -s 828
      2⤵
      • Program crash
      PID:3640
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 364 -s 852
      2⤵
      • Program crash
      PID:4512
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 364 -s 860
      2⤵
      • Program crash
      PID:4468
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 364 -s 928
      2⤵
      • Program crash
      PID:524
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 364 -s 932
      2⤵
      • Program crash
      PID:668
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 364 -s 1040
      2⤵
      • Program crash
      PID:392
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 364 -s 1596
      2⤵
      • Program crash
      PID:4424
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c taskkill /im "0c9a8ad6ec1cb5876984dc405b9480863fcdbb740dc55acece145f8b71148d3f.exe" /f & erase "C:\Users\Admin\AppData\Local\Temp\0c9a8ad6ec1cb5876984dc405b9480863fcdbb740dc55acece145f8b71148d3f.exe" & exit
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:2600
      • C:\Windows\SysWOW64\taskkill.exe
        taskkill /im "0c9a8ad6ec1cb5876984dc405b9480863fcdbb740dc55acece145f8b71148d3f.exe" /f
        3⤵
        • Kills process with taskkill
        • Suspicious use of AdjustPrivilegeToken
        PID:4416
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 364 -s 1560
      2⤵
      • Program crash
      PID:4152
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 364 -ip 364
    1⤵
      PID:4332
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 520 -p 364 -ip 364
      1⤵
        PID:2260
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -pss -s 456 -p 364 -ip 364
        1⤵
          PID:4084
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -pss -s 536 -p 364 -ip 364
          1⤵
            PID:2732
          • C:\Windows\SysWOW64\WerFault.exe
            C:\Windows\SysWOW64\WerFault.exe -pss -s 184 -p 364 -ip 364
            1⤵
              PID:3700
            • C:\Windows\SysWOW64\WerFault.exe
              C:\Windows\SysWOW64\WerFault.exe -pss -s 516 -p 364 -ip 364
              1⤵
                PID:3120
              • C:\Windows\SysWOW64\WerFault.exe
                C:\Windows\SysWOW64\WerFault.exe -pss -s 520 -p 364 -ip 364
                1⤵
                  PID:4448
                • C:\Windows\SysWOW64\WerFault.exe
                  C:\Windows\SysWOW64\WerFault.exe -pss -s 528 -p 364 -ip 364
                  1⤵
                    PID:976
                  • C:\Windows\SysWOW64\WerFault.exe
                    C:\Windows\SysWOW64\WerFault.exe -pss -s 512 -p 364 -ip 364
                    1⤵
                      PID:4048
                    • C:\Windows\SysWOW64\WerFault.exe
                      C:\Windows\SysWOW64\WerFault.exe -pss -s 476 -p 364 -ip 364
                      1⤵
                        PID:3732

                      Network

                      MITRE ATT&CK Enterprise v15

                      Replay Monitor

                      Loading Replay Monitor...

                      Downloads

                      • C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\TF1TYUIH\advdlc[1].htm

                        Filesize

                        1B

                        MD5

                        cfcd208495d565ef66e7dff9f98764da

                        SHA1

                        b6589fc6ab0dc82cf12099d1c2d40ab994e8410c

                        SHA256

                        5feceb66ffc86f38d952786c6d696c79c2dbc239dd4e91b46729d73a27fb57e9

                        SHA512

                        31bca02094eb78126a517b206a88c73cfa9ec6f704c7030d18212cace820f025f00bf0ea68dbf3f3a5436ca63b53bf7bf80ad8d5de7d8359d0b7fed9dbc3ab99

                      • memory/364-3-0x0000000000400000-0x0000000000440000-memory.dmp

                        Filesize

                        256KB

                      • memory/364-2-0x0000000002120000-0x000000000215C000-memory.dmp

                        Filesize

                        240KB

                      • memory/364-1-0x00000000021C0000-0x00000000022C0000-memory.dmp

                        Filesize

                        1024KB

                      • memory/364-8-0x0000000010000000-0x000000001001C000-memory.dmp

                        Filesize

                        112KB

                      • memory/364-14-0x0000000000400000-0x0000000001F9E000-memory.dmp

                        Filesize

                        27.6MB

                      • memory/364-19-0x00000000021C0000-0x00000000022C0000-memory.dmp

                        Filesize

                        1024KB

                      • memory/364-23-0x0000000000400000-0x0000000000440000-memory.dmp

                        Filesize

                        256KB

                      • memory/364-33-0x0000000000400000-0x0000000001F9E000-memory.dmp

                        Filesize

                        27.6MB

                      • memory/364-35-0x0000000000400000-0x0000000000440000-memory.dmp

                        Filesize

                        256KB