Analysis

  • max time kernel
    132s
  • max time network
    129s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240426-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
  • submitted
    21-05-2024 12:46

General

  • Target

    4b6c4c17e2a9200eb820f2bd7aa0b30d420299b0aa1599ae935e7409a0124774.exe

  • Size

    268KB

  • MD5

    d4b5defd49386b58a8eafe6560dc94d5

  • SHA1

    c9492d819ce38cc74489b40cfd2fd4cd97a0b747

  • SHA256

    4b6c4c17e2a9200eb820f2bd7aa0b30d420299b0aa1599ae935e7409a0124774

  • SHA512

    7d8c8564524c278bf32c960080d40fa491ca0dddaecb06e1831c4723a4a84564b9f1165d2f5d03cc22e7a246c0b1559403c1f3b673998a7b3beebebdd38bc0a0

  • SSDEEP

    3072:sn0oqvhLPtBUM952fX+D4BXVK48IA1xWJy95KbWUEc5RFcu2v:s0oEFBUw5Gc4BXYTQG0SU3F

Score
10/10

Malware Config

Extracted

Family

gcleaner

C2

185.172.128.90

5.42.64.56

185.172.128.69

Signatures

  • GCleaner

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

  • 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 10 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\4b6c4c17e2a9200eb820f2bd7aa0b30d420299b0aa1599ae935e7409a0124774.exe
    "C:\Users\Admin\AppData\Local\Temp\4b6c4c17e2a9200eb820f2bd7aa0b30d420299b0aa1599ae935e7409a0124774.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of WriteProcessMemory
    PID:2544
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 2544 -s 452
      2⤵
      • Program crash
      PID:3372
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 2544 -s 764
      2⤵
      • Program crash
      PID:1648
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 2544 -s 800
      2⤵
      • Program crash
      PID:1280
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 2544 -s 792
      2⤵
      • Program crash
      PID:3328
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 2544 -s 860
      2⤵
      • Program crash
      PID:652
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 2544 -s 928
      2⤵
      • Program crash
      PID:2672
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 2544 -s 1004
      2⤵
      • Program crash
      PID:2308
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 2544 -s 1052
      2⤵
      • Program crash
      PID:1864
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 2544 -s 1368
      2⤵
      • Program crash
      PID:3800
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c taskkill /im "4b6c4c17e2a9200eb820f2bd7aa0b30d420299b0aa1599ae935e7409a0124774.exe" /f & erase "C:\Users\Admin\AppData\Local\Temp\4b6c4c17e2a9200eb820f2bd7aa0b30d420299b0aa1599ae935e7409a0124774.exe" & exit
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:4296
      • C:\Windows\SysWOW64\taskkill.exe
        taskkill /im "4b6c4c17e2a9200eb820f2bd7aa0b30d420299b0aa1599ae935e7409a0124774.exe" /f
        3⤵
        • Kills process with taskkill
        • Suspicious use of AdjustPrivilegeToken
        PID:4556
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 2544 -s 492
      2⤵
      • Program crash
      PID:3252
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 416 -p 2544 -ip 2544
    1⤵
      PID:5056
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 512 -p 2544 -ip 2544
      1⤵
        PID:4036
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -pss -s 520 -p 2544 -ip 2544
        1⤵
          PID:3384
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -pss -s 528 -p 2544 -ip 2544
          1⤵
            PID:4228
          • C:\Windows\SysWOW64\WerFault.exe
            C:\Windows\SysWOW64\WerFault.exe -pss -s 456 -p 2544 -ip 2544
            1⤵
              PID:4468
            • C:\Windows\SysWOW64\WerFault.exe
              C:\Windows\SysWOW64\WerFault.exe -pss -s 528 -p 2544 -ip 2544
              1⤵
                PID:1128
              • C:\Windows\SysWOW64\WerFault.exe
                C:\Windows\SysWOW64\WerFault.exe -pss -s 524 -p 2544 -ip 2544
                1⤵
                  PID:5088
                • C:\Windows\SysWOW64\WerFault.exe
                  C:\Windows\SysWOW64\WerFault.exe -pss -s 440 -p 2544 -ip 2544
                  1⤵
                    PID:2760
                  • C:\Windows\SysWOW64\WerFault.exe
                    C:\Windows\SysWOW64\WerFault.exe -pss -s 532 -p 2544 -ip 2544
                    1⤵
                      PID:4856
                    • C:\Windows\SysWOW64\WerFault.exe
                      C:\Windows\SysWOW64\WerFault.exe -pss -s 484 -p 2544 -ip 2544
                      1⤵
                        PID:5084

                      Network

                      MITRE ATT&CK Matrix ATT&CK v13

                      Discovery

                      Query Registry

                      1
                      T1012

                      System Information Discovery

                      2
                      T1082

                      Replay Monitor

                      Loading Replay Monitor...

                      Downloads

                      • memory/2544-2-0x00000000025C0000-0x00000000025FC000-memory.dmp
                        Filesize

                        240KB

                      • memory/2544-1-0x0000000002670000-0x0000000002770000-memory.dmp
                        Filesize

                        1024KB

                      • memory/2544-3-0x0000000000400000-0x0000000000440000-memory.dmp
                        Filesize

                        256KB

                      • memory/2544-8-0x0000000000400000-0x0000000000440000-memory.dmp
                        Filesize

                        256KB

                      • memory/2544-7-0x00000000025C0000-0x00000000025FC000-memory.dmp
                        Filesize

                        240KB

                      • memory/2544-6-0x0000000000400000-0x0000000002360000-memory.dmp
                        Filesize

                        31.4MB