Analysis

  • max time kernel
    148s
  • max time network
    150s
  • 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 16:06

General

  • Target

    9360f1b394216dde2d02525c02f8118ebc0a047a810838e848b01df5dffd6cfc.exe

  • Size

    421KB

  • MD5

    1a0fe993e2a9709c41e3388a9ad284c1

  • SHA1

    9c233e8cacca30e291184a4eff341d453648e42d

  • SHA256

    9360f1b394216dde2d02525c02f8118ebc0a047a810838e848b01df5dffd6cfc

  • SHA512

    fbcbad5aac33edc82cba79d806939af7c5ea3ad8c43b4333725e56fa160093d885e8ba61e55907d7c37205f11a6ea489ec4b4ff4d45321868c1f4f3f2e16179d

  • SSDEEP

    6144:ROWzR3+a9XKBBheFmOU+BQ82QKTPr3ve1YTxk52iyJEFLrZZ:R3zEaBKBBheBUEQ8gTPLve1exkdyJcj

Malware Config

Signatures

  • GCleaner

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

  • Gcleaner family
  • 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 1 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\9360f1b394216dde2d02525c02f8118ebc0a047a810838e848b01df5dffd6cfc.exe
    "C:\Users\Admin\AppData\Local\Temp\9360f1b394216dde2d02525c02f8118ebc0a047a810838e848b01df5dffd6cfc.exe"
    1⤵
    • Checks computer location settings
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:1392
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c taskkill /im "9360f1b394216dde2d02525c02f8118ebc0a047a810838e848b01df5dffd6cfc.exe" /f & erase "C:\Users\Admin\AppData\Local\Temp\9360f1b394216dde2d02525c02f8118ebc0a047a810838e848b01df5dffd6cfc.exe" & exit
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:2380
      • C:\Windows\SysWOW64\taskkill.exe
        taskkill /im "9360f1b394216dde2d02525c02f8118ebc0a047a810838e848b01df5dffd6cfc.exe" /f
        3⤵
        • System Location Discovery: System Language Discovery
        • Kills process with taskkill
        • Suspicious use of AdjustPrivilegeToken
        PID:4456
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1392 -s 1728
      2⤵
      • Program crash
      PID:344
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 1392 -ip 1392
    1⤵
      PID:2800

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/1392-1-0x0000000000640000-0x0000000000740000-memory.dmp

      Filesize

      1024KB

    • memory/1392-2-0x00000000004F0000-0x000000000053A000-memory.dmp

      Filesize

      296KB

    • memory/1392-3-0x0000000000400000-0x000000000044D000-memory.dmp

      Filesize

      308KB

    • memory/1392-4-0x0000000000400000-0x00000000004EA000-memory.dmp

      Filesize

      936KB

    • memory/1392-6-0x0000000000400000-0x000000000044D000-memory.dmp

      Filesize

      308KB

    • memory/1392-5-0x00000000004F0000-0x000000000053A000-memory.dmp

      Filesize

      296KB