Analysis

  • max time kernel
    150s
  • max time network
    121s
  • platform
    windows7_x64
  • resource
    win7-20241010-en
  • resource tags

    arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
  • submitted
    25-01-2025 02:46

General

  • Target

    2d81e87085b99ddaccc7d58179426c9cf39d02d572dcc481be227c27bf288893.exe

  • Size

    141KB

  • MD5

    2fb51c7043d4c1f4e4017f14c03f2066

  • SHA1

    a72c0944dfa7549a08c0a49679b79b9bf29c7715

  • SHA256

    2d81e87085b99ddaccc7d58179426c9cf39d02d572dcc481be227c27bf288893

  • SHA512

    4b2a1715db7cf7eca7def242ea857741b8c58d753314f3dc2b35fce0ef97b6e18d3243b824016344f6ca7d65a28248cd5f9c093c8191b04ebb08d4df6dcc145c

  • SSDEEP

    3072:JA/aY46tGNFC0VF+sRYHKreCC0XUq2yiqzv6z4AXrB4APHCv:SR46tGfC0jJYHKreQ32hlBG

Malware Config

Signatures

  • Drops file in Drivers directory 2 IoCs
  • Deletes itself 1 IoCs
  • Drops startup file 2 IoCs
  • Executes dropped EXE 2 IoCs
  • Loads dropped DLL 4 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 10 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 41 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
      PID:1200
      • C:\Users\Admin\AppData\Local\Temp\2d81e87085b99ddaccc7d58179426c9cf39d02d572dcc481be227c27bf288893.exe
        "C:\Users\Admin\AppData\Local\Temp\2d81e87085b99ddaccc7d58179426c9cf39d02d572dcc481be227c27bf288893.exe"
        2⤵
        • Drops file in Drivers directory
        • Drops file in Windows directory
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of WriteProcessMemory
        PID:1156
        • C:\Windows\SysWOW64\net.exe
          net stop "Kingsoft AntiVirus Service"
          3⤵
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:2128
          • C:\Windows\SysWOW64\net1.exe
            C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
            4⤵
            • System Location Discovery: System Language Discovery
            PID:1820
        • C:\Windows\SysWOW64\cmd.exe
          cmd /c C:\Users\Admin\AppData\Local\Temp\$$aAB6C.bat
          3⤵
          • Deletes itself
          • Loads dropped DLL
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:1444
          • C:\Users\Admin\AppData\Local\Temp\2d81e87085b99ddaccc7d58179426c9cf39d02d572dcc481be227c27bf288893.exe
            "C:\Users\Admin\AppData\Local\Temp\2d81e87085b99ddaccc7d58179426c9cf39d02d572dcc481be227c27bf288893.exe"
            4⤵
            • Executes dropped EXE
            • Loads dropped DLL
            • System Location Discovery: System Language Discovery
            PID:2324
        • C:\Windows\Logo1_.exe
          C:\Windows\Logo1_.exe
          3⤵
          • Drops file in Drivers directory
          • 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:1632
          • C:\Windows\SysWOW64\net.exe
            net stop "Kingsoft AntiVirus Service"
            4⤵
            • System Location Discovery: System Language Discovery
            • Suspicious use of WriteProcessMemory
            PID:2828
            • C:\Windows\SysWOW64\net1.exe
              C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
              5⤵
              • System Location Discovery: System Language Discovery
              PID:2960
          • C:\Windows\SysWOW64\net.exe
            net stop "Kingsoft AntiVirus Service"
            4⤵
            • System Location Discovery: System Language Discovery
            • Suspicious use of WriteProcessMemory
            PID:2968
            • C:\Windows\SysWOW64\net1.exe
              C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
              5⤵
              • System Location Discovery: System Language Discovery
              PID:2220

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

    • C:\Program Files (x86)\Google\Update\1.3.36.151\GoogleUpdateCore.exe

      Filesize

      258KB

      MD5

      2f8dd81066b0d4ee823e4ca5662d2085

      SHA1

      7d43e3cf55e41399a437ed8ad7e07c8370227327

      SHA256

      1a2c68a780686d096a881919148b9aa86502c135125b8436125cffe398ca2ac0

      SHA512

      00ad8154b1ec6886367c79bd1c88a374be8f0477a7db71c55a1b94bb51a24b91aa2a246ec7a6dccf967e4fdde914ded29f4001bf92bf1449f53d77c23494f1a6

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

      Filesize

      478KB

      MD5

      77ec999dc753d70d4a8fbc32a98efb2f

      SHA1

      172ba524961356c8cf218baf27e14c66a07ffefc

      SHA256

      7178ea26cd9a2cd05e48e5d856a330d3e276d798d14aa10852df737f141dfbc5

      SHA512

      67d6a5f5034c44c4dbd5df9f61dc7754a1981040f04e2bd8159b8311f9b57009d731ac051a7751ff4674817f3d6f2c3fb5537046a289f45ca038d10084b6bd58

    • C:\Users\Admin\AppData\Local\Temp\$$aAB6C.bat

      Filesize

      722B

      MD5

      343ef56487f1ccd6bd4259a87cda38a3

      SHA1

      55f12c31d29a9f16658c00671f10a0b153c7047f

      SHA256

      ad863fd1bd92c8022d3477fce6fc720f7f7e5ba647da40a9dd97f285275bfd24

      SHA512

      c85ff2ed800c95d190e9cf04f0e08e99f41c2865a24349c1e421ec9e133d2ec7cb28ad417c41b1da710945d5a27e68680fe2daee73407def04dcc006e13f31a2

    • C:\Users\Admin\AppData\Local\Temp\2d81e87085b99ddaccc7d58179426c9cf39d02d572dcc481be227c27bf288893.exe.exe

      Filesize

      108KB

      MD5

      ef3bbd1c0aee0eee1f0b2f333d668c80

      SHA1

      34dd3f05d15664d647a41275f9b65b49a7b2aede

      SHA256

      2656a366623a3bf591cfece748df4d57c2e5c1f968eb651af5f25e91c76f9be7

      SHA512

      e6cb2eaf1ea857346625bf1ee765e177a5f364927915eacdd1175b445e9e32a2e29c89b0ae8fa34057dc50c9701081a3cfb32cbc3f702d367c6cf374a2b5a34c

    • C:\Windows\Logo1_.exe

      Filesize

      33KB

      MD5

      99171473455f287bf3271f2200d81338

      SHA1

      60a188feb436b02bf71167001ed8e553df610534

      SHA256

      97ae3f5a8b3fb129735fcab7e9c48a1711224be57eacb83aaf7284bcb06b888c

      SHA512

      4864ebdf3a8f5f51c5f9cdfd5ac3ea64cb2c7852c62dbfc3375632192ec15dfe3979d2225ceb05a4098539e4023c3f8c8550745164a4d28a850e23ea6e63d41b

    • C:\Windows\system32\drivers\etc\hosts

      Filesize

      832B

      MD5

      7e3a0edd0c6cd8316f4b6c159d5167a1

      SHA1

      753428b4736ffb2c9e3eb50f89255b212768c55a

      SHA256

      1965854dfa54c72529c88c7d9f41fa31b4140cad04cf03d3f0f2e7601fcbdc6c

      SHA512

      9c68f7f72dfa109fcfba6472a1cced85bc6c2a5481232c6d1d039c88b2f65fb86070aeb26ac23e420c6255daca02ea6e698892f7670298d2c4f741b9e9415c7f

    • F:\$RECYCLE.BIN\S-1-5-21-2039016743-699959520-214465309-1000\_desktop.ini

      Filesize

      9B

      MD5

      8f7e93ddb13ba90485e607a464d90e13

      SHA1

      cf8017b3bf7648edfeb3ebabc6ec30e0a588bff0

      SHA256

      adaafb82143154ec0c4f4a9ec25824de92a30b708876cc276fae77a83f161ca8

      SHA512

      56ccb7556b9c2563f254f947d63d72d05ffbf7cfaec65ef3f0fb94ae6f95c708c8652002d88af13e5ac35cde6ebb8f2834572392b52a938a1c2e84a063306b78

    • memory/1156-20-0x0000000000230000-0x000000000026E000-memory.dmp

      Filesize

      248KB

    • memory/1156-19-0x0000000000400000-0x000000000043E000-memory.dmp

      Filesize

      248KB

    • memory/1156-0-0x0000000000400000-0x000000000043E000-memory.dmp

      Filesize

      248KB

    • memory/1156-13-0x0000000000230000-0x000000000026E000-memory.dmp

      Filesize

      248KB

    • memory/1200-34-0x00000000025D0000-0x00000000025D1000-memory.dmp

      Filesize

      4KB

    • memory/1632-21-0x0000000000400000-0x000000000043E000-memory.dmp

      Filesize

      248KB

    • memory/1632-37-0x0000000000400000-0x000000000043E000-memory.dmp

      Filesize

      248KB

    • memory/1632-2966-0x0000000000400000-0x000000000043E000-memory.dmp

      Filesize

      248KB

    • memory/1632-4156-0x0000000000400000-0x000000000043E000-memory.dmp

      Filesize

      248KB