Analysis

  • max time kernel
    115s
  • max time network
    144s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    02/04/2024, 18:15

General

  • Target

    e5b185c02ef1aa5361ba6fb910758288.exe

  • Size

    286KB

  • MD5

    e5b185c02ef1aa5361ba6fb910758288

  • SHA1

    11b1c3187fbafbad7854c13db5eb476d31e58f31

  • SHA256

    b85e0613ef25472f1001e21c2cc4c80ccb133477751927cd9d885a6e2d5661f1

  • SHA512

    a51e7e40e2bb24a611fd95b6f5a9aad49fcacb46e0a2a14d3cfcbc1a0b65cd6c170687c34b13290f643097a67a3cd1d2bda34c5d1c53e6c33324dcca1b9d39c3

  • SSDEEP

    3072:Ci7IQBzxfISVl5RVEi6M+nbkaWIn0l7Ijw8RgHT7QQvecbOuXtTAb+IrChgrqm0s:Cizhxf/msEkzl0jQT3veunAb+yfjATw

Score
10/10

Malware Config

Extracted

Family

gcleaner

C2

185.172.128.90

5.42.65.115

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 9 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\e5b185c02ef1aa5361ba6fb910758288.exe
    "C:\Users\Admin\AppData\Local\Temp\e5b185c02ef1aa5361ba6fb910758288.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of WriteProcessMemory
    PID:1180
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1180 -s 740
      2⤵
      • Program crash
      PID:2468
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1180 -s 748
      2⤵
      • Program crash
      PID:4052
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1180 -s 808
      2⤵
      • Program crash
      PID:3556
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1180 -s 856
      2⤵
      • Program crash
      PID:4908
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1180 -s 760
      2⤵
      • Program crash
      PID:1484
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1180 -s 980
      2⤵
      • Program crash
      PID:1632
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1180 -s 1016
      2⤵
      • Program crash
      PID:5024
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1180 -s 1352
      2⤵
      • Program crash
      PID:568
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c taskkill /im "e5b185c02ef1aa5361ba6fb910758288.exe" /f & erase "C:\Users\Admin\AppData\Local\Temp\e5b185c02ef1aa5361ba6fb910758288.exe" & exit
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:1576
      • C:\Windows\SysWOW64\taskkill.exe
        taskkill /im "e5b185c02ef1aa5361ba6fb910758288.exe" /f
        3⤵
        • Kills process with taskkill
        • Suspicious use of AdjustPrivilegeToken
        PID:4708
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1180 -s 1388
      2⤵
      • Program crash
      PID:2648
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 428 -p 1180 -ip 1180
    1⤵
      PID:2240
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 520 -p 1180 -ip 1180
      1⤵
        PID:4924
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -pss -s 524 -p 1180 -ip 1180
        1⤵
          PID:1488
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -pss -s 552 -p 1180 -ip 1180
          1⤵
            PID:2880
          • C:\Windows\SysWOW64\WerFault.exe
            C:\Windows\SysWOW64\WerFault.exe -pss -s 564 -p 1180 -ip 1180
            1⤵
              PID:1080
            • C:\Windows\SysWOW64\WerFault.exe
              C:\Windows\SysWOW64\WerFault.exe -pss -s 552 -p 1180 -ip 1180
              1⤵
                PID:1828
              • C:\Windows\SysWOW64\WerFault.exe
                C:\Windows\SysWOW64\WerFault.exe -pss -s 544 -p 1180 -ip 1180
                1⤵
                  PID:4600
                • C:\Windows\SysWOW64\WerFault.exe
                  C:\Windows\SysWOW64\WerFault.exe -pss -s 572 -p 1180 -ip 1180
                  1⤵
                    PID:1572
                  • C:\Windows\SysWOW64\WerFault.exe
                    C:\Windows\SysWOW64\WerFault.exe -pss -s 424 -p 1180 -ip 1180
                    1⤵
                      PID:4408
                    • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                      "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=3820 --field-trial-handle=2496,i,15897292497548307209,13920214570023230813,262144 --variations-seed-version /prefetch:8
                      1⤵
                        PID:2500

                      Network

                            MITRE ATT&CK Enterprise v15

                            Replay Monitor

                            Loading Replay Monitor...

                            Downloads

                            • memory/1180-1-0x0000000000D10000-0x0000000000E10000-memory.dmp

                              Filesize

                              1024KB

                            • memory/1180-2-0x0000000000C90000-0x0000000000CBD000-memory.dmp

                              Filesize

                              180KB

                            • memory/1180-3-0x0000000000400000-0x0000000000AF0000-memory.dmp

                              Filesize

                              6.9MB

                            • memory/1180-5-0x0000000000400000-0x0000000000AF0000-memory.dmp

                              Filesize

                              6.9MB

                            • memory/1180-6-0x0000000000C90000-0x0000000000CBD000-memory.dmp

                              Filesize

                              180KB