Analysis

  • max time kernel
    149s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    09-11-2024 10:03

General

  • Target

    7zS850A099E/61e7501ab629f_Tue23c4645058.exe

  • Size

    405KB

  • MD5

    031f38d24ae18e9d3d3b878b9b1d8902

  • SHA1

    b089e0f0d1809873b2d8d86e9c72f9136efa9983

  • SHA256

    23facfbb54ebef4f301cd273be87ce89ae421f2cf2f79ebbc0e5338a54b4c356

  • SHA512

    278dac8cbc45ad9e758da3f368e7f72e01b5e59d79c7176bfdf90a2bf1caf89f29c8852c66bff25c5ae8b4395724f54c8525e83881c1cd1f5b6ccd175852241d

  • SSDEEP

    6144:V/Kw8p+TAL2ICoCn2A+OiSmLie6PgZzE7ITsq:VSHp+npoCn23/SmLDo8E7

Malware Config

Extracted

Family

gcleaner

C2

web-stat.biz

privatevolume.bi

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.

  • 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\7zS850A099E\61e7501ab629f_Tue23c4645058.exe
    "C:\Users\Admin\AppData\Local\Temp\7zS850A099E\61e7501ab629f_Tue23c4645058.exe"
    1⤵
    • Checks computer location settings
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:1048
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1048 -s 732
      2⤵
      • Program crash
      PID:908
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1048 -s 792
      2⤵
      • Program crash
      PID:2840
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1048 -s 800
      2⤵
      • Program crash
      PID:4128
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1048 -s 728
      2⤵
      • Program crash
      PID:1344
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1048 -s 728
      2⤵
      • Program crash
      PID:4988
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1048 -s 968
      2⤵
      • Program crash
      PID:1564
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c taskkill /im "61e7501ab629f_Tue23c4645058.exe" /f & erase "C:\Users\Admin\AppData\Local\Temp\7zS850A099E\61e7501ab629f_Tue23c4645058.exe" & exit
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:460
      • C:\Windows\SysWOW64\taskkill.exe
        taskkill /im "61e7501ab629f_Tue23c4645058.exe" /f
        3⤵
        • System Location Discovery: System Language Discovery
        • Kills process with taskkill
        • Suspicious use of AdjustPrivilegeToken
        PID:4408
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1048 -s 960
      2⤵
      • Program crash
      PID:1212
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 368 -p 1048 -ip 1048
    1⤵
      PID:3432
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 544 -p 1048 -ip 1048
      1⤵
        PID:1512
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -pss -s 560 -p 1048 -ip 1048
        1⤵
          PID:3112
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -pss -s 560 -p 1048 -ip 1048
          1⤵
            PID:8
          • C:\Windows\SysWOW64\WerFault.exe
            C:\Windows\SysWOW64\WerFault.exe -pss -s 548 -p 1048 -ip 1048
            1⤵
              PID:4816
            • C:\Windows\SysWOW64\WerFault.exe
              C:\Windows\SysWOW64\WerFault.exe -pss -s 540 -p 1048 -ip 1048
              1⤵
                PID:408
              • C:\Windows\SysWOW64\WerFault.exe
                C:\Windows\SysWOW64\WerFault.exe -pss -s 524 -p 1048 -ip 1048
                1⤵
                  PID:2548

                Network

                MITRE ATT&CK Enterprise v15

                Replay Monitor

                Loading Replay Monitor...

                Downloads

                • memory/1048-0-0x0000000000580000-0x00000000005AA000-memory.dmp

                  Filesize

                  168KB

                • memory/1048-1-0x00000000006F0000-0x000000000073C000-memory.dmp

                  Filesize

                  304KB

                • memory/1048-2-0x0000000000400000-0x0000000000450000-memory.dmp

                  Filesize

                  320KB

                • memory/1048-5-0x00000000006F0000-0x000000000073C000-memory.dmp

                  Filesize

                  304KB

                • memory/1048-6-0x0000000000400000-0x0000000000450000-memory.dmp

                  Filesize

                  320KB

                • memory/1048-4-0x0000000000580000-0x00000000005AA000-memory.dmp

                  Filesize

                  168KB

                • memory/1048-3-0x0000000000400000-0x000000000046C000-memory.dmp

                  Filesize

                  432KB