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Analysis

  • max time kernel
    149s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    11/05/2024, 02:54

General

  • Target

    325ad9cb87d12330e7fc94507282f799_JaffaCakes118.exe

  • Size

    249KB

  • MD5

    325ad9cb87d12330e7fc94507282f799

  • SHA1

    7e34a218700dcfc430a631cf64c72e9f0d2d39f7

  • SHA256

    bac663f2a8d3a67131c6098f1864cbdd03eacee21b66a20591980f01456cab30

  • SHA512

    47e75f47147dc919e808f70182decee3c3ee25391ad4a9672dc4fac88dbc80e684e53beba9afdb7946b019a6a623ab1f6012cba9265a178da52724cfa333a5e4

  • SSDEEP

    3072:T/rqmkcOfBKfyJHlfDrCz4lZv3tXzBJTUJhpxyDXcF04yp0X57+x:jdKwfyrDi4FzBJQtc0y2d+

Malware Config

Extracted

Family

gcleaner

C2

gc-partners.in

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 4 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 8 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\325ad9cb87d12330e7fc94507282f799_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\325ad9cb87d12330e7fc94507282f799_JaffaCakes118.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of WriteProcessMemory
    PID:1928
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1928 -s 612
      2⤵
      • Program crash
      PID:436
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1928 -s 648
      2⤵
      • Program crash
      PID:1716
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1928 -s 744
      2⤵
      • Program crash
      PID:2192
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1928 -s 784
      2⤵
      • Program crash
      PID:4048
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1928 -s 776
      2⤵
      • Program crash
      PID:2984
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1928 -s 1076
      2⤵
      • Program crash
      PID:3764
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1928 -s 1216
      2⤵
      • Program crash
      PID:2668
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c taskkill /im "325ad9cb87d12330e7fc94507282f799_JaffaCakes118.exe" /f & erase "C:\Users\Admin\AppData\Local\Temp\325ad9cb87d12330e7fc94507282f799_JaffaCakes118.exe" & exit
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:1268
      • C:\Windows\SysWOW64\taskkill.exe
        taskkill /im "325ad9cb87d12330e7fc94507282f799_JaffaCakes118.exe" /f
        3⤵
        • Kills process with taskkill
        • Suspicious use of AdjustPrivilegeToken
        PID:4332
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1928 -s 1260
      2⤵
      • Program crash
      PID:2768
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1928 -ip 1928
    1⤵
      PID:3788
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 532 -p 1928 -ip 1928
      1⤵
        PID:320
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -pss -s 504 -p 1928 -ip 1928
        1⤵
          PID:2924
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -pss -s 416 -p 1928 -ip 1928
          1⤵
            PID:1592
          • C:\Windows\SysWOW64\WerFault.exe
            C:\Windows\SysWOW64\WerFault.exe -pss -s 536 -p 1928 -ip 1928
            1⤵
              PID:4740
            • C:\Windows\SysWOW64\WerFault.exe
              C:\Windows\SysWOW64\WerFault.exe -pss -s 488 -p 1928 -ip 1928
              1⤵
                PID:2652
              • C:\Windows\SysWOW64\WerFault.exe
                C:\Windows\SysWOW64\WerFault.exe -pss -s 460 -p 1928 -ip 1928
                1⤵
                  PID:1748
                • C:\Windows\SysWOW64\WerFault.exe
                  C:\Windows\SysWOW64\WerFault.exe -pss -s 536 -p 1928 -ip 1928
                  1⤵
                    PID:4604

                  Network

                  MITRE ATT&CK Enterprise v15

                  Replay Monitor

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                  Downloads

                  • memory/1928-1-0x00000000011D0000-0x00000000012D0000-memory.dmp

                    Filesize

                    1024KB

                  • memory/1928-2-0x0000000000FA0000-0x0000000000FE6000-memory.dmp

                    Filesize

                    280KB

                  • memory/1928-3-0x0000000000400000-0x0000000000449000-memory.dmp

                    Filesize

                    292KB

                  • memory/1928-5-0x0000000000400000-0x0000000000449000-memory.dmp

                    Filesize

                    292KB

                  • memory/1928-4-0x0000000000400000-0x0000000000F9C000-memory.dmp

                    Filesize

                    11.6MB