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Analysis

  • max time kernel
    93s
  • max time network
    94s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    09/10/2024, 05:14

General

  • Target

    2b7eb734363ad47b73fcfeb5d7e7ec5a_JaffaCakes118.exe

  • Size

    398KB

  • MD5

    2b7eb734363ad47b73fcfeb5d7e7ec5a

  • SHA1

    54dc5409a06798848413f263486316e8947ed657

  • SHA256

    3a37b8cf55a83dd9fab4550f6a83522a4995dd365112c651c9cfd700ec9cbb06

  • SHA512

    a9879489976c4657f8900e61309a5ada953487d44ebc25b9d50a7b428c452f3533a4dac26d7432eb069bbb9f7cfc1ba12fa0f986c378e24932a7df37ef51bf01

  • SSDEEP

    6144:+fGIZnKPiSiEQaJOTACiPjctDWgBBTcsV09Jb3PtDqJL65BOOhxxdeTr/ekI:OKPi9EQa4wPjeKgDov9l3CL67zxd6L

Malware Config

Extracted

Family

gcleaner

C2

gcl-page.biz

194.145.227.161

Signatures

  • GCleaner

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

  • OnlyLogger

    A tiny loader that uses IPLogger to get its payload.

  • OnlyLogger payload 5 IoCs
  • 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 7 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\2b7eb734363ad47b73fcfeb5d7e7ec5a_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\2b7eb734363ad47b73fcfeb5d7e7ec5a_JaffaCakes118.exe"
    1⤵
    • Checks computer location settings
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:1360
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1360 -s 688
      2⤵
      • Program crash
      PID:684
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1360 -s 792
      2⤵
      • Program crash
      PID:4820
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1360 -s 800
      2⤵
      • Program crash
      PID:1116
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1360 -s 800
      2⤵
      • Program crash
      PID:4620
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1360 -s 800
      2⤵
      • Program crash
      PID:2012
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1360 -s 964
      2⤵
      • Program crash
      PID:312
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c taskkill /im "2b7eb734363ad47b73fcfeb5d7e7ec5a_JaffaCakes118.exe" /f & erase "C:\Users\Admin\AppData\Local\Temp\2b7eb734363ad47b73fcfeb5d7e7ec5a_JaffaCakes118.exe" & exit
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:4508
      • C:\Windows\SysWOW64\taskkill.exe
        taskkill /im "2b7eb734363ad47b73fcfeb5d7e7ec5a_JaffaCakes118.exe" /f
        3⤵
        • System Location Discovery: System Language Discovery
        • Kills process with taskkill
        • Suspicious use of AdjustPrivilegeToken
        PID:5076
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1360 -s 972
      2⤵
      • Program crash
      PID:3076
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1360 -ip 1360
    1⤵
      PID:4716
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 424 -p 1360 -ip 1360
      1⤵
        PID:3980
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -pss -s 532 -p 1360 -ip 1360
        1⤵
          PID:4484
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -pss -s 360 -p 1360 -ip 1360
          1⤵
            PID:3476
          • C:\Windows\SysWOW64\WerFault.exe
            C:\Windows\SysWOW64\WerFault.exe -pss -s 492 -p 1360 -ip 1360
            1⤵
              PID:4480
            • C:\Windows\SysWOW64\WerFault.exe
              C:\Windows\SysWOW64\WerFault.exe -pss -s 536 -p 1360 -ip 1360
              1⤵
                PID:840
              • C:\Windows\SysWOW64\WerFault.exe
                C:\Windows\SysWOW64\WerFault.exe -pss -s 544 -p 1360 -ip 1360
                1⤵
                  PID:3200

                Network

                MITRE ATT&CK Enterprise v15

                Replay Monitor

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                Downloads

                • memory/1360-1-0x0000000000480000-0x0000000000580000-memory.dmp

                  Filesize

                  1024KB

                • memory/1360-2-0x0000000000660000-0x00000000006A8000-memory.dmp

                  Filesize

                  288KB

                • memory/1360-3-0x0000000000400000-0x000000000044B000-memory.dmp

                  Filesize

                  300KB

                • memory/1360-6-0x0000000000400000-0x000000000044B000-memory.dmp

                  Filesize

                  300KB

                • memory/1360-5-0x0000000000660000-0x00000000006A8000-memory.dmp

                  Filesize

                  288KB

                • memory/1360-4-0x0000000000400000-0x0000000000470000-memory.dmp

                  Filesize

                  448KB