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Analysis

  • max time kernel
    150s
  • max time network
    149s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    01/09/2024, 06:24

General

  • Target

    53c896e76187e2617f89da3049b3ed25280e8e115da78a0cfd094c575a1b7d58.exe

  • Size

    97KB

  • MD5

    fdd5885d7022316875e54f458abab2b8

  • SHA1

    f1b0e292376d201aa2b60a6408c1365287565d3f

  • SHA256

    53c896e76187e2617f89da3049b3ed25280e8e115da78a0cfd094c575a1b7d58

  • SHA512

    6993e58076b645a3c1b9698686996410e6e2af4b96267a4b4f6ba5a1bd5b6b77041d1abb82d3c21808d0b34d225be698753df71970c7ce7b8604528b2ca9a78a

  • SSDEEP

    1536:Iche+Zk77RNzLiTOQf88qP2CsRdxgwGGCIOunToIfiWdN:Ise+aX3zvQf8l2CHRGgKTBfik

Malware Config

Signatures

  • Drops startup file 2 IoCs
  • Executes dropped EXE 2 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 21 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 4 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 9 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Runs net.exe
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of WriteProcessMemory 29 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
      PID:3384
      • C:\Users\Admin\AppData\Local\Temp\53c896e76187e2617f89da3049b3ed25280e8e115da78a0cfd094c575a1b7d58.exe
        "C:\Users\Admin\AppData\Local\Temp\53c896e76187e2617f89da3049b3ed25280e8e115da78a0cfd094c575a1b7d58.exe"
        2⤵
        • Drops file in Windows directory
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of WriteProcessMemory
        PID:4644
        • C:\Windows\SysWOW64\net.exe
          net stop "Kingsoft AntiVirus Service"
          3⤵
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:4620
          • C:\Windows\SysWOW64\net1.exe
            C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
            4⤵
            • System Location Discovery: System Language Discovery
            PID:2596
        • C:\Windows\SysWOW64\cmd.exe
          C:\Windows\system32\cmd.exe /c C:\Users\Admin\AppData\Local\Temp\$$aB7D6.bat
          3⤵
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:5112
          • C:\Users\Admin\AppData\Local\Temp\53c896e76187e2617f89da3049b3ed25280e8e115da78a0cfd094c575a1b7d58.exe
            "C:\Users\Admin\AppData\Local\Temp\53c896e76187e2617f89da3049b3ed25280e8e115da78a0cfd094c575a1b7d58.exe"
            4⤵
            • Executes dropped EXE
            PID:3036
        • C:\Windows\Logo1_.exe
          C:\Windows\Logo1_.exe
          3⤵
          • Drops startup file
          • Executes dropped EXE
          • Enumerates connected drives
          • Drops file in Program Files directory
          • Drops file in Windows directory
          • System Location Discovery: System Language Discovery
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of WriteProcessMemory
          PID:2976
          • C:\Windows\SysWOW64\net.exe
            net stop "Kingsoft AntiVirus Service"
            4⤵
            • System Location Discovery: System Language Discovery
            • Suspicious use of WriteProcessMemory
            PID:1032
            • C:\Windows\SysWOW64\net1.exe
              C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
              5⤵
              • System Location Discovery: System Language Discovery
              PID:3032
          • C:\Windows\SysWOW64\net.exe
            net stop "Kingsoft AntiVirus Service"
            4⤵
            • System Location Discovery: System Language Discovery
            • Suspicious use of WriteProcessMemory
            PID:1084
            • C:\Windows\SysWOW64\net1.exe
              C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
              5⤵
              • System Location Discovery: System Language Discovery
              PID:1676

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

    • C:\Program Files (x86)\Google\Update\1.3.36.371\GoogleUpdateCore.exe

      Filesize

      250KB

      MD5

      71ba7af50c95582d5533b66cb35dd83a

      SHA1

      e04b58f7ee8b0ca9ef148ec1e10d088047f867ab

      SHA256

      1ea29a665f9812577876ba26bd78ba674c2db7f4595a40d75b1dd8cd822a936b

      SHA512

      031a9dffc539f40f0fe328c92b5a1610411f60dab96929d5eeb32018bbc754940cfb844d55becf9647a038dbf6fa885aecf6dcab8604434ae7cab5396cc1df15

    • C:\Program Files\7-Zip\7z.exe

      Filesize

      577KB

      MD5

      5ac4056f9d0b3bd588671434ead1c17f

      SHA1

      9d3e0e6c41fe202d78ac7adc0c26c0a5d27b5d9c

      SHA256

      ed3ad6c04b7778bf946fe1a0cea7b00a82542c7cb9687e562741248ea7657411

      SHA512

      12955c0c491b2f4b5343ba8d64ac9c08eaa77cb5b84929b36fd9efde7e241dd1553d3175fb39d1f4f9a9cb9e1242f501df3943788977fb06b0d30871ba5330d2

    • C:\ProgramData\Package Cache\{63880b41-04fc-4f9b-92c4-4455c255eb8c}\windowsdesktop-runtime-8.0.2-win-x64.exe

      Filesize

      643KB

      MD5

      a5d877ddb05e13f657da9a470f10bd7c

      SHA1

      0e06863bb66b72b01d0120f89a176a13ffccc6cc

      SHA256

      5fba16468f3e99ea99a8b3007a6d4a34ddcbedcf757c192f0eaf707297414777

      SHA512

      aa28dca40bbc144f40dec11b83cbb4ed746f3f74c831318c2eea0d5d4108ed6452485f30ab7f697114e19b48d4b256580042a542ebd65dacacea5e5384f600ed

    • C:\Users\Admin\AppData\Local\Temp\$$aB7D6.bat

      Filesize

      722B

      MD5

      c4e677c8394242fabeb71cde17ec3b1f

      SHA1

      c7d03eec5eeefb74aa4d14caefc00e72b10456c7

      SHA256

      030c5526354d3be2dc7944af0b7b983d6dbb56141c7b69775d87c3c05ca83908

      SHA512

      cbd8f3b08d3b685ed11a4def55e3e2fe2aed95006f5fd0a8c0e0c61f481f846f3e7c8fbda1e374eb90c38a1c8b2de4f9a42d4bf425ac4bbc141cd11a42e84257

    • C:\Users\Admin\AppData\Local\Temp\53c896e76187e2617f89da3049b3ed25280e8e115da78a0cfd094c575a1b7d58.exe.exe

      Filesize

      64KB

      MD5

      ae6ce17005c63b7e9bf15a2a21abb315

      SHA1

      9b6bdfb9d648fa422f54ec07b8c8ea70389c09eb

      SHA256

      4a3387a54eeca83f3a8ff1f5f282f7966c9e7bfe159c8eb45444cab01b3e167e

      SHA512

      c883a5f599540d636efc8c0abc05aab7bad0aa1b10ab507f43f18e0fba905a10b94ff2f1ba10ae0fee15cc1b90a165a768dc078fda0ac27474f0eef66f6a11af

    • C:\Windows\Logo1_.exe

      Filesize

      33KB

      MD5

      c4ec2631f0913b349423b6d2bd687a6b

      SHA1

      9b9ae1664a063db7e1bd53073f6f1c3a62fa0e55

      SHA256

      cdaed7acb956972ce40a95412620150fcf1428c34a8ddbd0e9f0742df0d885bb

      SHA512

      a8ba683aa3c9d607d7ef9c3ec28a924b23be85a90e5334eb2a9f6edb8117442a818608c44f010b2bdaec052319fcc6436b5628408f4ebb82d207196df1729e86

    • F:\$RECYCLE.BIN\S-1-5-21-1194130065-3471212556-1656947724-1000\_desktop.ini

      Filesize

      8B

      MD5

      4b4a61d6d446a36ccde31e7ebd6e7aeb

      SHA1

      6abcca1983b34a570385eb5b421b92449c851dfc

      SHA256

      d685543d9800644339454e98bc6c2f9ccea646fd51fdb5181583ca60fcdef8e9

      SHA512

      c25ac03153db7beb8b163c82e5ef75e916346047a00202825b79797b6259f877eea6fac6ea333743d7e423d5fc65d713e9e0cafc0631321beab8ae01ede9ee65

    • memory/2976-18-0x0000000000400000-0x000000000043F000-memory.dmp

      Filesize

      252KB

    • memory/2976-2720-0x0000000000400000-0x000000000043F000-memory.dmp

      Filesize

      252KB

    • memory/2976-8-0x0000000000400000-0x000000000043F000-memory.dmp

      Filesize

      252KB

    • memory/2976-8897-0x0000000000400000-0x000000000043F000-memory.dmp

      Filesize

      252KB

    • memory/4644-0-0x0000000000400000-0x000000000043F000-memory.dmp

      Filesize

      252KB

    • memory/4644-11-0x0000000000400000-0x000000000043F000-memory.dmp

      Filesize

      252KB