Analysis

  • max time kernel
    90s
  • max time network
    94s
  • platform
    windows11-21h2_x64
  • resource
    win11-20240419-en
  • resource tags

    arch:x64arch:x86image:win11-20240419-enlocale:en-usos:windows11-21h2-x64system
  • submitted
    21-05-2024 09:15

General

  • Target

    f3c0ac94b6d7d1300dae5c5de17e2298d2238bf81cfa07d63c62d21a2587c660.exe

  • Size

    248KB

  • MD5

    8f06bde9da3b1d959c39a6a5de808583

  • SHA1

    d1cb7e1363ec4047c000d9483bd720bf1f7fa4eb

  • SHA256

    f3c0ac94b6d7d1300dae5c5de17e2298d2238bf81cfa07d63c62d21a2587c660

  • SHA512

    6c924b66a3eca2dd540e91d6e3f8a8322772e9e8146b155d69697028b3d5ec85fa3819d234c45ed15a0f1634dc99189a6aae36075ba61894738bbffde7ae2d72

  • SSDEEP

    3072:ikLBAsY+IEkN7prykneGsjFvoIlv1kreKpiyJB7g2TfDqBV/36e5g:iK2sYbDr9TMv3lereKRJ9bHqXiJ

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.

  • 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\f3c0ac94b6d7d1300dae5c5de17e2298d2238bf81cfa07d63c62d21a2587c660.exe
    "C:\Users\Admin\AppData\Local\Temp\f3c0ac94b6d7d1300dae5c5de17e2298d2238bf81cfa07d63c62d21a2587c660.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3416
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 3416 -s 476
      2⤵
      • Program crash
      PID:4480
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 3416 -s 796
      2⤵
      • Program crash
      PID:3944
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 3416 -s 836
      2⤵
      • Program crash
      PID:1072
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 3416 -s 836
      2⤵
      • Program crash
      PID:2116
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 3416 -s 848
      2⤵
      • Program crash
      PID:4804
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 3416 -s 1000
      2⤵
      • Program crash
      PID:788
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 3416 -s 1008
      2⤵
      • Program crash
      PID:4580
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 3416 -s 1084
      2⤵
      • Program crash
      PID:4000
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 3416 -s 1476
      2⤵
      • Program crash
      PID:3936
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c taskkill /im "f3c0ac94b6d7d1300dae5c5de17e2298d2238bf81cfa07d63c62d21a2587c660.exe" /f & erase "C:\Users\Admin\AppData\Local\Temp\f3c0ac94b6d7d1300dae5c5de17e2298d2238bf81cfa07d63c62d21a2587c660.exe" & exit
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:1448
      • C:\Windows\SysWOW64\taskkill.exe
        taskkill /im "f3c0ac94b6d7d1300dae5c5de17e2298d2238bf81cfa07d63c62d21a2587c660.exe" /f
        3⤵
        • Kills process with taskkill
        • Suspicious use of AdjustPrivilegeToken
        PID:4472
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 3416 -s 1560
      2⤵
      • Program crash
      PID:2348
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3416 -ip 3416
    1⤵
      PID:4348
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 520 -p 3416 -ip 3416
      1⤵
        PID:3248
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -pss -s 436 -p 3416 -ip 3416
        1⤵
          PID:1096
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -pss -s 512 -p 3416 -ip 3416
          1⤵
            PID:1440
          • C:\Windows\SysWOW64\WerFault.exe
            C:\Windows\SysWOW64\WerFault.exe -pss -s 448 -p 3416 -ip 3416
            1⤵
              PID:692
            • C:\Windows\SysWOW64\WerFault.exe
              C:\Windows\SysWOW64\WerFault.exe -pss -s 480 -p 3416 -ip 3416
              1⤵
                PID:1792
              • C:\Windows\SysWOW64\WerFault.exe
                C:\Windows\SysWOW64\WerFault.exe -pss -s 476 -p 3416 -ip 3416
                1⤵
                  PID:3280
                • C:\Windows\SysWOW64\WerFault.exe
                  C:\Windows\SysWOW64\WerFault.exe -pss -s 448 -p 3416 -ip 3416
                  1⤵
                    PID:1964
                  • C:\Windows\SysWOW64\WerFault.exe
                    C:\Windows\SysWOW64\WerFault.exe -pss -s 480 -p 3416 -ip 3416
                    1⤵
                      PID:4632
                    • C:\Windows\SysWOW64\WerFault.exe
                      C:\Windows\SysWOW64\WerFault.exe -pss -s 480 -p 3416 -ip 3416
                      1⤵
                        PID:3992

                      Network

                      MITRE ATT&CK Matrix ATT&CK v13

                      Replay Monitor

                      Loading Replay Monitor...

                      Downloads

                      • memory/3416-1-0x00000000022D0000-0x00000000023D0000-memory.dmp
                        Filesize

                        1024KB

                      • memory/3416-2-0x0000000003CB0000-0x0000000003CEC000-memory.dmp
                        Filesize

                        240KB

                      • memory/3416-3-0x0000000000400000-0x0000000000440000-memory.dmp
                        Filesize

                        256KB

                      • memory/3416-7-0x0000000000400000-0x0000000000440000-memory.dmp
                        Filesize

                        256KB

                      • memory/3416-6-0x0000000000400000-0x0000000001F89000-memory.dmp
                        Filesize

                        27.5MB