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Analysis

  • max time kernel
    150s
  • max time network
    127s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    01/10/2024, 21:57

General

  • Target

    18add224d40d3c19f4656c8865d0d70cd8fcbdd09f5363853ed843544a255516.exe

  • Size

    11.1MB

  • MD5

    370f2453f520c4e6d76ae5366e3cb22d

  • SHA1

    65e7cfe6c0b39bdff3dff4bffc15331496a64025

  • SHA256

    18add224d40d3c19f4656c8865d0d70cd8fcbdd09f5363853ed843544a255516

  • SHA512

    10f05f0f1ce550f2d8f05eb630e87a6edfee5ef12f5926f1ff9feff7e4e4ea773b5ea6f30e38d293cdc4e70d017b6105dbfd40edf52405dd9ce46ef31759a00e

  • SSDEEP

    98304:Rb+0ChEPIGiq3y3vx+w9TbfjJ+kdfpK46Tle36jknz9Y:h+kIGv3y/x+KTbfjJ+kdnAlejY

Malware Config

Signatures

  • Deletes itself 1 IoCs
  • Drops startup file 2 IoCs
  • Executes dropped EXE 2 IoCs
  • Loads dropped DLL 1 IoCs
  • Reads user/profile data of web browsers 3 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 43 IoCs
  • Suspicious use of WriteProcessMemory 38 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
      PID:1200
      • C:\Users\Admin\AppData\Local\Temp\18add224d40d3c19f4656c8865d0d70cd8fcbdd09f5363853ed843544a255516.exe
        "C:\Users\Admin\AppData\Local\Temp\18add224d40d3c19f4656c8865d0d70cd8fcbdd09f5363853ed843544a255516.exe"
        2⤵
        • Drops file in Windows directory
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of WriteProcessMemory
        PID:2828
        • C:\Windows\SysWOW64\net.exe
          net stop "Kingsoft AntiVirus Service"
          3⤵
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:2396
          • C:\Windows\SysWOW64\net1.exe
            C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
            4⤵
            • System Location Discovery: System Language Discovery
            PID:2700
        • C:\Windows\SysWOW64\cmd.exe
          cmd /c C:\Users\Admin\AppData\Local\Temp\$$aF3B2.bat
          3⤵
          • Deletes itself
          • Loads dropped DLL
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:2660
          • C:\Users\Admin\AppData\Local\Temp\18add224d40d3c19f4656c8865d0d70cd8fcbdd09f5363853ed843544a255516.exe
            "C:\Users\Admin\AppData\Local\Temp\18add224d40d3c19f4656c8865d0d70cd8fcbdd09f5363853ed843544a255516.exe"
            4⤵
            • Executes dropped EXE
            PID:2516
        • 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:2656
          • C:\Windows\SysWOW64\net.exe
            net stop "Kingsoft AntiVirus Service"
            4⤵
            • System Location Discovery: System Language Discovery
            • Suspicious use of WriteProcessMemory
            PID:2668
            • C:\Windows\SysWOW64\net1.exe
              C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
              5⤵
              • System Location Discovery: System Language Discovery
              PID:2588
          • C:\Windows\SysWOW64\net.exe
            net stop "Kingsoft AntiVirus Service"
            4⤵
            • System Location Discovery: System Language Discovery
            • Suspicious use of WriteProcessMemory
            PID:2580
            • C:\Windows\SysWOW64\net1.exe
              C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
              5⤵
              • System Location Discovery: System Language Discovery
              PID:2976

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

    • C:\ProgramData\Package Cache\{ca67548a-5ebe-413a-b50c-4b9ceb6d66c6}\vcredist_x64.exe

      Filesize

      478KB

      MD5

      79d96b6a2771e7783309bf05ebe7b5c1

      SHA1

      b19da11278224b17598d5b6de189892a83196708

      SHA256

      eb38a47ec49f3f376f53aff58def8c3a0e095bad67e2887d3f58bb4a3c71a19e

      SHA512

      72e30060fd922fc37662d762bc647bf85938986d810057926fe86a1622e1b05fc841bab9ee06ee7855071ed27da3d8fe20d41f03ae68c4c76cc720a7e56d4d68

    • C:\Users\Admin\AppData\Local\Temp\$$aF3B2.bat

      Filesize

      722B

      MD5

      dc119d5c1a2a22e014c11751160e9ddb

      SHA1

      9b32234a7157e4c1a0d33072e42af3cca5071595

      SHA256

      103c6428caea396318e53b559f591713f13729a51bf4f5cce494ed46d90bd37a

      SHA512

      a9d19ae39618844015b4f8f2a99314fd6e666ddff6035241dfa7ed2413efdd057f4d6a65acbd04b09e639f3434499e87e65a59423689fc181409b0823bf9b1de

    • C:\Users\Admin\AppData\Local\Temp\18add224d40d3c19f4656c8865d0d70cd8fcbdd09f5363853ed843544a255516.exe.exe

      Filesize

      11.0MB

      MD5

      b45b7bd6eb92c5b65378d8d0a0964747

      SHA1

      5ca6f198ac83c90496110259b57ff4a5f47b64bb

      SHA256

      5f1d9218f9735a763ffecc47c7b6f0c342b7f1a5da835733e0b3b73903f864a0

      SHA512

      bde39c4b6d04caae8280bdd53e6036c53ed394a72f0d4d1273c149175570e8a87f87c8963869c96834fef7e82893da38c49ce4aaa1851e65c055dbbcac7c1708

    • C:\Windows\Logo1_.exe

      Filesize

      33KB

      MD5

      d0d93baf58f7cc1c190714eb1e01de67

      SHA1

      6f08ef9e2427e845eb7d94187d8beea81db3f623

      SHA256

      1e582660108e00a93b4b3d29eeca01300f61d8bae6ea84a28f03acb45e9ec557

      SHA512

      ef68509aa8032ff1e2cc25ddc34c0fbe69b3bd18c35c915362cbe10a699dfae9e279b586346bfade0b88960c99726dcf984fddaf7b0e91d2861472fb237d22ba

    • F:\$RECYCLE.BIN\S-1-5-21-3063565911-2056067323-3330884624-1000\_desktop.ini

      Filesize

      9B

      MD5

      e92b0dcf7d27eb997606ca871d866c93

      SHA1

      69b76ef532ec922985b95329dbc5133f8d9fa994

      SHA256

      d0caa78610c77bb9fda1e6430ae7d9859d955dd9b19d26d12e409c8a39e24053

      SHA512

      8ea4006e99155f3821e05771cd80a7b2172078f77f2d1fe5daac4089809d94bad706d11a1af95ee3ea8d66959e65fe415dee8199ea7e1bf17d0b9f578cdb25ee

    • memory/1200-28-0x0000000002B00000-0x0000000002B01000-memory.dmp

      Filesize

      4KB

    • memory/2656-32-0x0000000000400000-0x000000000043D000-memory.dmp

      Filesize

      244KB

    • memory/2656-19-0x0000000000400000-0x000000000043D000-memory.dmp

      Filesize

      244KB

    • memory/2656-2962-0x0000000000400000-0x000000000043D000-memory.dmp

      Filesize

      244KB

    • memory/2656-4156-0x0000000000400000-0x000000000043D000-memory.dmp

      Filesize

      244KB

    • memory/2828-31-0x00000000003C0000-0x00000000003FD000-memory.dmp

      Filesize

      244KB

    • memory/2828-0-0x0000000000400000-0x000000000043D000-memory.dmp

      Filesize

      244KB

    • memory/2828-17-0x0000000000400000-0x000000000043D000-memory.dmp

      Filesize

      244KB

    • memory/2828-18-0x00000000003C0000-0x00000000003FD000-memory.dmp

      Filesize

      244KB