Analysis

  • max time kernel
    149s
  • max time network
    104s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    31-05-2024 21:32

General

  • Target

    f9d94a93242d795e3e6cf071b54ad416e555daf89ef914c36c602a90c0d324a5.exe

  • Size

    369KB

  • MD5

    862fe618866681a6304be93eb5d739c8

  • SHA1

    06fef6e4bdeb4bde8efbf70c397381d5609129c6

  • SHA256

    f9d94a93242d795e3e6cf071b54ad416e555daf89ef914c36c602a90c0d324a5

  • SHA512

    39943da754b1291ed0b75222d1de83372e6a39154051e5a74ed65b087eabc778fe53167a55541ca09ab569217ca0ad43d807596620c120c3cdad0a65cdd0ae43

  • SSDEEP

    6144:2G5KOzU66bkWmchVySqkvAH3qo0wWJC6G/SMT4FWqC:2PmU66b5zhVymA/XSRh

Score
7/10

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
  • Runs net.exe
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of WriteProcessMemory 28 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
      PID:3532
      • C:\Users\Admin\AppData\Local\Temp\f9d94a93242d795e3e6cf071b54ad416e555daf89ef914c36c602a90c0d324a5.exe
        "C:\Users\Admin\AppData\Local\Temp\f9d94a93242d795e3e6cf071b54ad416e555daf89ef914c36c602a90c0d324a5.exe"
        2⤵
        • Drops file in Windows directory
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of WriteProcessMemory
        PID:60
        • C:\Windows\SysWOW64\net.exe
          net stop "Kingsoft AntiVirus Service"
          3⤵
          • Suspicious use of WriteProcessMemory
          PID:4048
          • C:\Windows\SysWOW64\net1.exe
            C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
            4⤵
              PID:1096
          • C:\Windows\SysWOW64\cmd.exe
            C:\Windows\system32\cmd.exe /c C:\Users\Admin\AppData\Local\Temp\$$a47D6.bat
            3⤵
            • Suspicious use of WriteProcessMemory
            PID:2240
            • C:\Users\Admin\AppData\Local\Temp\f9d94a93242d795e3e6cf071b54ad416e555daf89ef914c36c602a90c0d324a5.exe
              "C:\Users\Admin\AppData\Local\Temp\f9d94a93242d795e3e6cf071b54ad416e555daf89ef914c36c602a90c0d324a5.exe"
              4⤵
              • Executes dropped EXE
              PID:5064
          • 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
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious use of WriteProcessMemory
            PID:4164
            • C:\Windows\SysWOW64\net.exe
              net stop "Kingsoft AntiVirus Service"
              4⤵
              • Suspicious use of WriteProcessMemory
              PID:4176
              • C:\Windows\SysWOW64\net1.exe
                C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
                5⤵
                  PID:440
              • C:\Windows\SysWOW64\net.exe
                net stop "Kingsoft AntiVirus Service"
                4⤵
                • Suspicious use of WriteProcessMemory
                PID:4000
                • C:\Windows\SysWOW64\net1.exe
                  C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
                  5⤵
                    PID:4856

          Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

          Loading Replay Monitor...

          Downloads

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

            Filesize

            258KB

            MD5

            2e2680954b6907c2c067b143837bdb5c

            SHA1

            a8d99eb46a787e24b4b530be0e4c1a9756e48bbb

            SHA256

            708b327ea58dd84066404b37641d892bfa4593ba408651d947a8ad4406b635a6

            SHA512

            82563536b862cc901478c0d22c0783622b74d7cae8f0763dd1b9eb0b62713929bad122b88403283ffbab0194f55ba655e84ed800ce80f5945135538c1a59de7e

          • C:\Program Files\7-Zip\7z.exe

            Filesize

            577KB

            MD5

            aa28e235f148aa6f352f019b770a3d50

            SHA1

            73c9039447585c6e0a7c07cf6dd276964ad6c70f

            SHA256

            7234f28084f1c5dd5d6aeb44f3a73e00cc15c63f363be96b947dd299ddeeb1f4

            SHA512

            d94e89a0523bd34399a223883ce3e0f68842bd8e34684cf98c547cf5ee9848cd301855460fbd6a663a09a85aa126a3664f4284b6686b83257f750cd344408273

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

            Filesize

            644KB

            MD5

            11e0853d537d2721ecc655c1fc527e91

            SHA1

            c8e23d103e93073ba7c93374878ae9a9f926c944

            SHA256

            f168cda7cfa0f4f1d8dc26f615772410afe41b43fbc3da3cfe2c249b1eadca30

            SHA512

            3e5af85789e480d355053e9ded02108ae53136aec795d5d37faf1d5426275f7f3729e5583b0a95b3434d5b4452c7382405c0f8bc94e8a65275335c62268e0ee2

          • C:\Users\Admin\AppData\Local\Temp\$$a47D6.bat

            Filesize

            722B

            MD5

            ae9cb0f0f95a6f89afeb8a33ea4f2a8b

            SHA1

            357b89f6d8b229ede75aa936a3e8326b8f9318cf

            SHA256

            7906931107d2feecbe23ccd400b3a1e20747bfc0d7a20be9af2021299da3a58c

            SHA512

            220a6a928a9c0ddb9aa1034ae14d8105a8e45e310402065113aed56b12677768e746b76f31c60aa319e18800b17b42f7fdf64c6a688d6afb220171bb50e93dc6

          • C:\Users\Admin\AppData\Local\Temp\f9d94a93242d795e3e6cf071b54ad416e555daf89ef914c36c602a90c0d324a5.exe.exe

            Filesize

            335KB

            MD5

            40ac62c087648ccc2c58dae066d34c98

            SHA1

            0e87efb6ddfe59e534ea9e829cad35be8563e5f7

            SHA256

            482c4c1562490e164d5f17990253373691aa5eab55a81c7f890fe9583a9ea916

            SHA512

            0c1ff13ff88409d54fee2ceb07fe65135ce2a9aa6f8da51ac0158abb2cfbb3a898ef26f476931986f1367622f21a7c0b0e742d0f4de8be6e215596b0d88c518f

          • C:\Windows\Logo1_.exe

            Filesize

            33KB

            MD5

            522328a63deefd58df4a5c342b18d3a3

            SHA1

            0574e197a7f9c3c4314c86604ff9247f85718a1d

            SHA256

            6f2f3351e5a9f8113f36db38b56318faa848defdf733948cc636e18c0cefc06a

            SHA512

            30dddf759bc229be19068fdc916388d2e96568edec6e67f1ed767562498831707dbcd114fca750da6bf8ab7eaba10b8b92707c6a6cad622c99756ca1b48c9145

          • F:\$RECYCLE.BIN\S-1-5-21-1337824034-2731376981-3755436523-1000\_desktop.ini

            Filesize

            9B

            MD5

            0e9e05c07df1bfb27555d84deb706050

            SHA1

            48ebafcf728d66a097bc66ad41b73d7a757c1a0c

            SHA256

            8f1b205bcc3039e60fbcea0063608e012fd662abb41bba5469d530e2c305174d

            SHA512

            d88c9a9bdf6f386278ba86cf3523334eeb5e9efefa9776bc92bdffa41f0c4937e64a7b5f3821b324e13372fa662aa4fb028676f7ed0a73c989edabd490bd05f5

          • memory/60-9-0x0000000000400000-0x0000000000440000-memory.dmp

            Filesize

            256KB

          • memory/60-0-0x0000000000400000-0x0000000000440000-memory.dmp

            Filesize

            256KB

          • memory/4164-10-0x0000000000400000-0x0000000000440000-memory.dmp

            Filesize

            256KB

          • memory/4164-5008-0x0000000000400000-0x0000000000440000-memory.dmp

            Filesize

            256KB

          • memory/4164-18-0x0000000000400000-0x0000000000440000-memory.dmp

            Filesize

            256KB

          • memory/4164-8678-0x0000000000400000-0x0000000000440000-memory.dmp

            Filesize

            256KB