Analysis

  • max time kernel
    149s
  • max time network
    100s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240426-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
  • submitted
    31/05/2024, 16:35

General

  • Target

    e115e1add4e8c6039017b9cdeab079fccb7c5a0cfe8d2cb5cdad756d1556fa31.exe

  • Size

    82KB

  • MD5

    54670c8c8de3e14fa6a7c2c88a126637

  • SHA1

    28f9c1afb9e3a42aa9834066bf44a5a6665d2866

  • SHA256

    e115e1add4e8c6039017b9cdeab079fccb7c5a0cfe8d2cb5cdad756d1556fa31

  • SHA512

    1c0495fd48bd49dc37ac37b58de52a2de787e7df44b4028786071638f730b805d95f19576d452b437bef69916dc42386394363f3c5564eac9aff2865d7183e6f

  • SSDEEP

    1536:/BVsrz8VuJlMXaDuiNJ2zHxvuS6YGJYjilZrPMC5V:/BY8ulMXaKH6Y0ZIC5V

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 29 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
      PID:3376
      • C:\Users\Admin\AppData\Local\Temp\e115e1add4e8c6039017b9cdeab079fccb7c5a0cfe8d2cb5cdad756d1556fa31.exe
        "C:\Users\Admin\AppData\Local\Temp\e115e1add4e8c6039017b9cdeab079fccb7c5a0cfe8d2cb5cdad756d1556fa31.exe"
        2⤵
        • Drops file in Windows directory
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of WriteProcessMemory
        PID:3416
        • C:\Windows\SysWOW64\net.exe
          net stop "Kingsoft AntiVirus Service"
          3⤵
          • Suspicious use of WriteProcessMemory
          PID:3188
          • C:\Windows\SysWOW64\net1.exe
            C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
            4⤵
              PID:220
          • C:\Windows\SysWOW64\cmd.exe
            C:\Windows\system32\cmd.exe /c C:\Users\Admin\AppData\Local\Temp\$$a37F8.bat
            3⤵
            • Suspicious use of WriteProcessMemory
            PID:3712
            • C:\Users\Admin\AppData\Local\Temp\e115e1add4e8c6039017b9cdeab079fccb7c5a0cfe8d2cb5cdad756d1556fa31.exe
              "C:\Users\Admin\AppData\Local\Temp\e115e1add4e8c6039017b9cdeab079fccb7c5a0cfe8d2cb5cdad756d1556fa31.exe"
              4⤵
              • Executes dropped EXE
              PID:4428
          • 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:1088
            • C:\Windows\SysWOW64\net.exe
              net stop "Kingsoft AntiVirus Service"
              4⤵
              • Suspicious use of WriteProcessMemory
              PID:3656
              • C:\Windows\SysWOW64\net1.exe
                C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
                5⤵
                  PID:4100
              • C:\Windows\SysWOW64\net.exe
                net stop "Kingsoft AntiVirus Service"
                4⤵
                • Suspicious use of WriteProcessMemory
                PID:5052
                • C:\Windows\SysWOW64\net1.exe
                  C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
                  5⤵
                    PID:2204

          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

                  716cf04b905e9d25d89e76dd2b521b7a

                  SHA1

                  4464bc7b43656fce19a801c5a77f53027b5748fa

                  SHA256

                  68c254e4a94926e48dda2811138fac91afef667c3da61e3838c104fd16397f81

                  SHA512

                  cbebb128990ece59a3d052e5d6edfc8bacf33d74aad72f31bd6a98a91194088a5d9a460ac8000fec4cedbe019dc6bfca38912832be0e151bcd2e1f4984b4e578

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

                  Filesize

                  577KB

                  MD5

                  0ef5957cedb7efe956a7fc47ac12cd14

                  SHA1

                  e0df8f5e2db6707dde834c806b96d38339888875

                  SHA256

                  5c0464149fb69e67bdedbc6b0ee98756c02633ae1dfea39231de5ecf0f2e5c5a

                  SHA512

                  bb37542ed0fb05fd5cba2f96275c5a244449761c448124f84bfe61dcb2622b619163009f7ca8aa3134f11e81a85192194460879cf568b1decd3b3934bd4b2683

                • 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\$$a37F8.bat

                  Filesize

                  722B

                  MD5

                  faeaea0720c2ef44eefc14364d5dc2a9

                  SHA1

                  d9cb8d925f0cfe843555235cf41a0fa1a22c8c6d

                  SHA256

                  c86d64020a99fec0cf30f8ff5c1be24ef18fc7b8626c459475af32cabca4da3f

                  SHA512

                  a5dbeae15e93de8060df4f1916c07d6f250e63d6f301f723444f21178217703c76c915cc2dd55b1ffa523a4d1a0a2623001b39e6a8cdcc43c8099b5c7a953760

                • C:\Users\Admin\AppData\Local\Temp\e115e1add4e8c6039017b9cdeab079fccb7c5a0cfe8d2cb5cdad756d1556fa31.exe.exe

                  Filesize

                  48KB

                  MD5

                  422a02111fabd3e229ffd105d6054f56

                  SHA1

                  7930d07dbc89c1113eec7cbd492daf3a025939b2

                  SHA256

                  2d6bd317e34216f318ce9fb34fbc24e6260b1472930a8c0f126792f8ff821a9e

                  SHA512

                  a46b5f8b6cb3cf2cb9714a0708ff63dfe4b543ab4a651f2b8ab93ce54ae77e8c7f6d67a8d9d4481957ada966f778ac6d1cceb24b1d8bbad2a6bca77b0bc9ea59

                • C:\Windows\Logo1_.exe

                  Filesize

                  33KB

                  MD5

                  696135503b001f31cb4cd7844c3e430c

                  SHA1

                  92344ef238d4e3e40fc6e7172d91f58d81bb088a

                  SHA256

                  814446fb9e1cb93b974ec91e848733bb349d66dc7cc8d9220a98eec278613c8e

                  SHA512

                  b0fdf9962a73ce5307fa7283767cc3a6909a02d36ac0776550499c0a81e160917c3e4dd907fa83e617138013107e59dba116f90e3500c13e60f3f0340ebc65ee

                • F:\$RECYCLE.BIN\S-1-5-21-1162180587-977231257-2194346871-1000\_desktop.ini

                  Filesize

                  9B

                  MD5

                  0e9e05c07df1bfb27555d84deb706050

                  SHA1

                  48ebafcf728d66a097bc66ad41b73d7a757c1a0c

                  SHA256

                  8f1b205bcc3039e60fbcea0063608e012fd662abb41bba5469d530e2c305174d

                  SHA512

                  d88c9a9bdf6f386278ba86cf3523334eeb5e9efefa9776bc92bdffa41f0c4937e64a7b5f3821b324e13372fa662aa4fb028676f7ed0a73c989edabd490bd05f5

                • memory/1088-11-0x0000000000400000-0x0000000000440000-memory.dmp

                  Filesize

                  256KB

                • memory/1088-18-0x0000000000400000-0x0000000000440000-memory.dmp

                  Filesize

                  256KB

                • memory/1088-5220-0x0000000000400000-0x0000000000440000-memory.dmp

                  Filesize

                  256KB

                • memory/1088-8707-0x0000000000400000-0x0000000000440000-memory.dmp

                  Filesize

                  256KB

                • memory/3416-0-0x0000000000400000-0x0000000000440000-memory.dmp

                  Filesize

                  256KB

                • memory/3416-9-0x0000000000400000-0x0000000000440000-memory.dmp

                  Filesize

                  256KB