Analysis

  • max time kernel
    149s
  • max time network
    49s
  • platform
    windows7_x64
  • resource
    win7-20220901-en
  • resource tags

    arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system
  • submitted
    29-11-2022 03:33

General

  • Target

    dc8238de927a7c8a60e9516a01c9d98395895ac4c0dd6cac4be00dcb5c44fc40.exe

  • Size

    33KB

  • MD5

    0c23c8d090bb1d8b8da6ad0bd5c7902e

  • SHA1

    d9fb58aac3d06a83fb60157b526679cd388682a1

  • SHA256

    dc8238de927a7c8a60e9516a01c9d98395895ac4c0dd6cac4be00dcb5c44fc40

  • SHA512

    df2d710c1cefb8bd7f28de656a650e0d2634a62f7a279c27688dcfd813225094b0fbfbdf328309af5e86895740b230835620e83b48f01f168238ef7f97809a6f

  • SSDEEP

    768:PNslElOIEvzMXqtwp/lttaL7HP4wIncLRdR5kP78a0RJW/a:PNslaYzMXqtGNttyUn01Q78a4R

Score
8/10

Malware Config

Signatures

  • Drops file in Drivers directory 1 IoCs
  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Enumerates connected drives 3 TTPs 22 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Drops file in Program Files directory 64 IoCs
  • Drops file in Windows directory 2 IoCs
  • Runs net.exe
  • Suspicious behavior: EnumeratesProcesses 30 IoCs
  • Suspicious use of WriteProcessMemory 18 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
      PID:1368
      • C:\Users\Admin\AppData\Local\Temp\dc8238de927a7c8a60e9516a01c9d98395895ac4c0dd6cac4be00dcb5c44fc40.exe
        "C:\Users\Admin\AppData\Local\Temp\dc8238de927a7c8a60e9516a01c9d98395895ac4c0dd6cac4be00dcb5c44fc40.exe"
        2⤵
        • Drops file in Drivers directory
        • Enumerates connected drives
        • Drops file in Program Files directory
        • Drops file in Windows directory
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of WriteProcessMemory
        PID:2032
        • C:\Windows\SysWOW64\net.exe
          net stop "Kingsoft AntiVirus Service"
          3⤵
          • Suspicious use of WriteProcessMemory
          PID:2016
          • C:\Windows\SysWOW64\net1.exe
            C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
            4⤵
              PID:644
          • C:\Windows\SysWOW64\net.exe
            net stop "Kingsoft AntiVirus Service"
            3⤵
            • Suspicious use of WriteProcessMemory
            PID:1552
            • C:\Windows\SysWOW64\net1.exe
              C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
              4⤵
                PID:1352

        Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • memory/644-55-0x0000000000000000-mapping.dmp

        • memory/1352-58-0x0000000000000000-mapping.dmp

        • memory/1552-57-0x0000000000000000-mapping.dmp

        • memory/2016-54-0x0000000000000000-mapping.dmp

        • memory/2032-56-0x0000000000400000-0x000000000043E000-memory.dmp

          Filesize

          248KB

        • memory/2032-59-0x0000000000400000-0x000000000043E000-memory.dmp

          Filesize

          248KB