Resubmissions

25-12-2022 14:22

221225-rppf7abf39 10

25-12-2022 14:22

221225-rpkg8seg4s 10

25-12-2022 14:21

221225-rpexraeg31 10

25-12-2022 14:21

221225-rn92haeg3z 10

25-12-2022 14:13

221225-rjx65seg3w 10

Analysis

  • max time kernel
    143s
  • max time network
    115s
  • platform
    windows7_x64
  • resource
    win7-20221111-en
  • resource tags

    arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system
  • submitted
    25-12-2022 14:22

General

  • Target

    2d640e53d6e6d96266afb87c150403609c66d66ab1a5404c20efb13c85f9ae02.exe

  • Size

    9.1MB

  • MD5

    58ec0acfe4edcc15917b97ef91596f07

  • SHA1

    60e610685d9a549926e7a9b0cb6bcc6509708d3c

  • SHA256

    2d640e53d6e6d96266afb87c150403609c66d66ab1a5404c20efb13c85f9ae02

  • SHA512

    5769c348149efc107d94bd02e6bbb16440c7974533b843cc42fb7c23fb3e2209754ab69ca9f04a0ba4c56c83e5c30983568a1b1d5f9861c1328befdf09e78736

  • SSDEEP

    196608:K2ejh9Qo2P3Cgnpmtw69DvGSfkDpVpyPc9izcM/WaQCf:Kd4CHx3IyP4izp+Uf

Malware Config

Extracted

Family

allcome

C2

http://dba692117be7b6d3480fe5220fdd58b38bf.xyz/API/2/configure.php?cf6zrlhn=finarnw

Signatures

  • Allcome

    A clipbanker that supports stealing different cryptocurrency wallets and payment forms.

  • Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 2 IoCs
  • Executes dropped EXE 1 IoCs
  • Checks BIOS information in registry 2 TTPs 4 IoCs

    BIOS information is often read in order to detect sandboxing environments.

  • Themida packer 8 IoCs

    Detects Themida, an advanced Windows software protection system.

  • Checks whether UAC is enabled 1 TTPs 2 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

  • Creates scheduled task(s) 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Suspicious behavior: EnumeratesProcesses 12 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 63 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2d640e53d6e6d96266afb87c150403609c66d66ab1a5404c20efb13c85f9ae02.exe
    "C:\Users\Admin\AppData\Local\Temp\2d640e53d6e6d96266afb87c150403609c66d66ab1a5404c20efb13c85f9ae02.exe"
    1⤵
    • Identifies VirtualBox via ACPI registry values (likely anti-VM)
    • Checks BIOS information in registry
    • Checks whether UAC is enabled
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:900
    • C:\Users\Admin\AppData\Local\Temp\2d640e53d6e6d96266afb87c150403609c66d66ab1a5404c20efb13c85f9ae02.exe
      "C:\Users\Admin\AppData\Local\Temp\2d640e53d6e6d96266afb87c150403609c66d66ab1a5404c20efb13c85f9ae02.exe"
      2⤵
        PID:1488
      • C:\Users\Admin\AppData\Local\Temp\2d640e53d6e6d96266afb87c150403609c66d66ab1a5404c20efb13c85f9ae02.exe
        "C:\Users\Admin\AppData\Local\Temp\2d640e53d6e6d96266afb87c150403609c66d66ab1a5404c20efb13c85f9ae02.exe"
        2⤵
          PID:1844
        • C:\Users\Admin\AppData\Local\Temp\2d640e53d6e6d96266afb87c150403609c66d66ab1a5404c20efb13c85f9ae02.exe
          "C:\Users\Admin\AppData\Local\Temp\2d640e53d6e6d96266afb87c150403609c66d66ab1a5404c20efb13c85f9ae02.exe"
          2⤵
            PID:1780
          • C:\Users\Admin\AppData\Local\Temp\2d640e53d6e6d96266afb87c150403609c66d66ab1a5404c20efb13c85f9ae02.exe
            "C:\Users\Admin\AppData\Local\Temp\2d640e53d6e6d96266afb87c150403609c66d66ab1a5404c20efb13c85f9ae02.exe"
            2⤵
            • Suspicious use of WriteProcessMemory
            PID:1864
            • C:\Windows\SysWOW64\schtasks.exe
              "C:\Windows\System32\schtasks.exe" /Create /SC MINUTE /TN Cache-S-21-2946144819-3e21f723 /TR "C:\Users\Admin\AppData\Local\cache\MoUSO.exe"
              3⤵
              • Creates scheduled task(s)
              PID:1184
        • C:\Windows\system32\taskeng.exe
          taskeng.exe {FFB3F19D-01B2-4A22-9EF5-FBA43B52328C} S-1-5-21-3406023954-474543476-3319432036-1000:VUIIVLGQ\Admin:Interactive:[1]
          1⤵
          • Suspicious use of WriteProcessMemory
          PID:364
          • C:\Users\Admin\AppData\Local\cache\MoUSO.exe
            C:\Users\Admin\AppData\Local\cache\MoUSO.exe
            2⤵
            • Identifies VirtualBox via ACPI registry values (likely anti-VM)
            • Executes dropped EXE
            • Checks BIOS information in registry
            • Checks whether UAC is enabled
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious use of AdjustPrivilegeToken
            • Suspicious use of WriteProcessMemory
            PID:1588
            • C:\Users\Admin\AppData\Local\cache\MoUSO.exe
              "C:\Users\Admin\AppData\Local\cache\MoUSO.exe"
              3⤵
                PID:968

          Network

          MITRE ATT&CK Enterprise v6

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          • C:\Users\Admin\AppData\Local\cache\MoUSO.exe

            Filesize

            9.1MB

            MD5

            58ec0acfe4edcc15917b97ef91596f07

            SHA1

            60e610685d9a549926e7a9b0cb6bcc6509708d3c

            SHA256

            2d640e53d6e6d96266afb87c150403609c66d66ab1a5404c20efb13c85f9ae02

            SHA512

            5769c348149efc107d94bd02e6bbb16440c7974533b843cc42fb7c23fb3e2209754ab69ca9f04a0ba4c56c83e5c30983568a1b1d5f9861c1328befdf09e78736

          • C:\Users\Admin\AppData\Local\cache\MoUSO.exe

            Filesize

            9.1MB

            MD5

            58ec0acfe4edcc15917b97ef91596f07

            SHA1

            60e610685d9a549926e7a9b0cb6bcc6509708d3c

            SHA256

            2d640e53d6e6d96266afb87c150403609c66d66ab1a5404c20efb13c85f9ae02

            SHA512

            5769c348149efc107d94bd02e6bbb16440c7974533b843cc42fb7c23fb3e2209754ab69ca9f04a0ba4c56c83e5c30983568a1b1d5f9861c1328befdf09e78736

          • memory/900-58-0x00000000008D0000-0x0000000000900000-memory.dmp

            Filesize

            192KB

          • memory/900-91-0x000000000E830000-0x000000000F14E000-memory.dmp

            Filesize

            9.1MB

          • memory/900-59-0x0000000000620000-0x0000000000638000-memory.dmp

            Filesize

            96KB

          • memory/900-60-0x00000000009B0000-0x00000000012CE000-memory.dmp

            Filesize

            9.1MB

          • memory/900-61-0x0000000000990000-0x00000000009AA000-memory.dmp

            Filesize

            104KB

          • memory/900-62-0x0000000000940000-0x0000000000946000-memory.dmp

            Filesize

            24KB

          • memory/900-57-0x00000000009B0000-0x00000000012CE000-memory.dmp

            Filesize

            9.1MB

          • memory/900-56-0x00000000009B0000-0x00000000012CE000-memory.dmp

            Filesize

            9.1MB

          • memory/900-108-0x00000000009B0000-0x00000000012CE000-memory.dmp

            Filesize

            9.1MB

          • memory/900-102-0x000000000E830000-0x000000000F14E000-memory.dmp

            Filesize

            9.1MB

          • memory/900-101-0x000000000E830000-0x000000000F14E000-memory.dmp

            Filesize

            9.1MB

          • memory/900-54-0x00000000757E1000-0x00000000757E3000-memory.dmp

            Filesize

            8KB

          • memory/1488-74-0x00000000009B0000-0x00000000012CE000-memory.dmp

            Filesize

            9.1MB

          • memory/1488-64-0x0000000000080000-0x00000000000A3000-memory.dmp

            Filesize

            140KB

          • memory/1488-69-0x0000000000080000-0x00000000000A3000-memory.dmp

            Filesize

            140KB

          • memory/1488-70-0x0000000000080000-0x00000000000A3000-memory.dmp

            Filesize

            140KB

          • memory/1488-68-0x0000000000080000-0x00000000000A3000-memory.dmp

            Filesize

            140KB

          • memory/1488-63-0x0000000000080000-0x00000000000A3000-memory.dmp

            Filesize

            140KB

          • memory/1488-66-0x0000000000080000-0x00000000000A3000-memory.dmp

            Filesize

            140KB

          • memory/1588-118-0x0000000000220000-0x0000000000B3E000-memory.dmp

            Filesize

            9.1MB

          • memory/1588-117-0x0000000000220000-0x0000000000B3E000-memory.dmp

            Filesize

            9.1MB

          • memory/1864-111-0x0000000000400000-0x0000000000423000-memory.dmp

            Filesize

            140KB

          • memory/1864-109-0x0000000000400000-0x0000000000423000-memory.dmp

            Filesize

            140KB

          • memory/1864-107-0x0000000000400000-0x0000000000423000-memory.dmp

            Filesize

            140KB

          • memory/1864-103-0x0000000000400000-0x0000000000423000-memory.dmp

            Filesize

            140KB