Analysis

  • max time kernel
    94s
  • max time network
    143s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    08-11-2024 15:04

General

  • Target

    QxZsdXOO8Xn2bW7iW8ff3gjN.exe

  • Size

    317KB

  • MD5

    145bf5658332302310a7fe40ed77783d

  • SHA1

    5370ac46379b8db9d9fca84f21d411687109486f

  • SHA256

    bddcd5eba3036a21b11e6d6d3cbe84daf562db27814adf7e32b5cc103d3c25d3

  • SHA512

    d3d9a8231f256efee7ce7ba6841d78c598dc912e7e5d503a9a094e6303d0f9f165a60c5370f353076b1f592d7d9ee6765d0ba4863a1c4935bb47e2ffa4ffb776

  • SSDEEP

    6144:QIH2L4AqFKDXavv7HPdVVJ31H0WJhtJSOi4k/YjN6+7i3eWQj3KWS/jrAZcEujqY:WLKFKqvz3CehLSO+YjN43jRPoZNm

Malware Config

Extracted

Family

gcleaner

C2

194.145.227.161

Signatures

  • GCleaner

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

  • Gcleaner family
  • OnlyLogger

    A tiny loader that uses IPLogger to get its payload.

  • Onlylogger family
  • OnlyLogger payload 5 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Legitimate hosting services abused for malware hosting/C2 1 TTPs 2 IoCs
  • 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 6 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 15 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\QxZsdXOO8Xn2bW7iW8ff3gjN.exe
    "C:\Users\Admin\AppData\Local\Temp\QxZsdXOO8Xn2bW7iW8ff3gjN.exe"
    1⤵
    • Checks computer location settings
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2236
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 2236 -s 636
      2⤵
      • Program crash
      PID:4560
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 2236 -s 672
      2⤵
      • Program crash
      PID:1956
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 2236 -s 784
      2⤵
      • Program crash
      PID:2908
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 2236 -s 804
      2⤵
      • Program crash
      PID:860
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 2236 -s 856
      2⤵
      • Program crash
      PID:3420
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 2236 -s 1020
      2⤵
      • Program crash
      PID:2068
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 2236 -s 1088
      2⤵
      • Program crash
      PID:4564
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 2236 -s 1516
      2⤵
      • Program crash
      PID:3692
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c start /I "" "C:\Users\Admin\AppData\Local\Temp\{0N8d-ggErS-k9hC-0yDDx}\22375641445.exe"
      2⤵
      • System Location Discovery: System Language Discovery
      PID:740
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c start /I "" "C:\Users\Admin\AppData\Local\Temp\{0N8d-ggErS-k9hC-0yDDx}\20975281245.exe" /mix
      2⤵
      • System Location Discovery: System Language Discovery
      PID:1680
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c start /I "" "C:\Users\Admin\AppData\Local\Temp\{0N8d-ggErS-k9hC-0yDDx}\34337528055.exe" /mix
      2⤵
      • System Location Discovery: System Language Discovery
      PID:4412
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 2236 -s 1840
      2⤵
      • Program crash
      PID:3856
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c taskkill /im "QxZsdXOO8Xn2bW7iW8ff3gjN.exe" /f & erase "C:\Users\Admin\AppData\Local\Temp\QxZsdXOO8Xn2bW7iW8ff3gjN.exe" & exit
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:948
      • C:\Windows\SysWOW64\taskkill.exe
        taskkill /im "QxZsdXOO8Xn2bW7iW8ff3gjN.exe" /f
        3⤵
        • System Location Discovery: System Language Discovery
        • Kills process with taskkill
        • Suspicious use of AdjustPrivilegeToken
        PID:1148
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 2236 -s 1840
      2⤵
      • Program crash
      PID:1556
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 424 -p 2236 -ip 2236
    1⤵
      PID:1660
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 488 -p 2236 -ip 2236
      1⤵
        PID:3464
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -pss -s 188 -p 2236 -ip 2236
        1⤵
          PID:3276
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -pss -s 528 -p 2236 -ip 2236
          1⤵
            PID:4792
          • C:\Windows\SysWOW64\WerFault.exe
            C:\Windows\SysWOW64\WerFault.exe -pss -s 544 -p 2236 -ip 2236
            1⤵
              PID:1976
            • C:\Windows\SysWOW64\WerFault.exe
              C:\Windows\SysWOW64\WerFault.exe -pss -s 536 -p 2236 -ip 2236
              1⤵
                PID:1272
              • C:\Windows\SysWOW64\WerFault.exe
                C:\Windows\SysWOW64\WerFault.exe -pss -s 488 -p 2236 -ip 2236
                1⤵
                  PID:3364
                • C:\Windows\SysWOW64\WerFault.exe
                  C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 2236 -ip 2236
                  1⤵
                    PID:780
                  • C:\Windows\SysWOW64\WerFault.exe
                    C:\Windows\SysWOW64\WerFault.exe -pss -s 536 -p 2236 -ip 2236
                    1⤵
                      PID:2944
                    • C:\Windows\SysWOW64\WerFault.exe
                      C:\Windows\SysWOW64\WerFault.exe -pss -s 368 -p 2236 -ip 2236
                      1⤵
                        PID:3116

                      Network

                      MITRE ATT&CK Enterprise v15

                      Replay Monitor

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                      Downloads

                      • C:\Users\Admin\AppData\Local\Temp\{0N8d-ggErS-k9hC-0yDDx}\22375641445.exe

                        Filesize

                        277B

                        MD5

                        6445250d234e789c0c2afe69f119e326

                        SHA1

                        03074f75c0ff50783d8c2e32d96e39b746540f66

                        SHA256

                        2e6cd9433e66a9ebde268bc6949d4660de441790bd39ffc9cb0f4caaeb44320f

                        SHA512

                        ecd094a4d026378f85435f8a2dc16c92c033aff92ba126d8bbb22d6b279b842d417f4df0f63199ea248d0ec64b9679acb5a1f835560d8e3c5b84be492cc0e68e

                      • memory/2236-2-0x0000000002580000-0x00000000025AF000-memory.dmp

                        Filesize

                        188KB

                      • memory/2236-1-0x0000000002640000-0x0000000002740000-memory.dmp

                        Filesize

                        1024KB

                      • memory/2236-3-0x0000000000400000-0x0000000000431000-memory.dmp

                        Filesize

                        196KB

                      • memory/2236-12-0x0000000000400000-0x0000000000431000-memory.dmp

                        Filesize

                        196KB

                      • memory/2236-11-0x0000000002580000-0x00000000025AF000-memory.dmp

                        Filesize

                        188KB

                      • memory/2236-10-0x0000000000400000-0x00000000023BA000-memory.dmp

                        Filesize

                        31.7MB