Analysis

  • max time kernel
    149s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240611-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240611-enlocale:en-usos:windows10-2004-x64system
  • submitted
    01/07/2024, 18:26

General

  • Target

    08c798996ada4602afc5bf6e8e280c310e9bd2b161eee0e0bbe4d490d20c4ab1.exe

  • Size

    491KB

  • MD5

    8d4898f677252c2953ab6c5b8af822ce

  • SHA1

    3293eb54e3dc333a25619fe246eaa266ab38babc

  • SHA256

    08c798996ada4602afc5bf6e8e280c310e9bd2b161eee0e0bbe4d490d20c4ab1

  • SHA512

    296cbf44843f178ca82ade8674a89e91b431fa26e6ada263aa5ffb738e39bfe638082305673f803d5f3b8fa8885e1b785a5fca609c60deed12b3570fcdb2c3c5

  • SSDEEP

    6144:rqulrz1gL5pRTMTTjMkId/BynSx7dEe6XwzRaktNP08NhKs39zo43fTtl1fayCV4:rd1gL5pRTcAkS/3hzN8qE43fm78V

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:3456
      • C:\Users\Admin\AppData\Local\Temp\08c798996ada4602afc5bf6e8e280c310e9bd2b161eee0e0bbe4d490d20c4ab1.exe
        "C:\Users\Admin\AppData\Local\Temp\08c798996ada4602afc5bf6e8e280c310e9bd2b161eee0e0bbe4d490d20c4ab1.exe"
        2⤵
        • Drops file in Windows directory
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of WriteProcessMemory
        PID:3356
        • C:\Windows\SysWOW64\net.exe
          net stop "Kingsoft AntiVirus Service"
          3⤵
          • Suspicious use of WriteProcessMemory
          PID:1684
          • C:\Windows\SysWOW64\net1.exe
            C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
            4⤵
              PID:4764
          • C:\Windows\SysWOW64\cmd.exe
            C:\Windows\system32\cmd.exe /c C:\Users\Admin\AppData\Local\Temp\$$a4239.bat
            3⤵
            • Suspicious use of WriteProcessMemory
            PID:4772
            • C:\Users\Admin\AppData\Local\Temp\08c798996ada4602afc5bf6e8e280c310e9bd2b161eee0e0bbe4d490d20c4ab1.exe
              "C:\Users\Admin\AppData\Local\Temp\08c798996ada4602afc5bf6e8e280c310e9bd2b161eee0e0bbe4d490d20c4ab1.exe"
              4⤵
              • Executes dropped EXE
              PID:1028
          • 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:4420
            • C:\Windows\SysWOW64\net.exe
              net stop "Kingsoft AntiVirus Service"
              4⤵
              • Suspicious use of WriteProcessMemory
              PID:4276
              • C:\Windows\SysWOW64\net1.exe
                C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
                5⤵
                  PID:3896
              • C:\Windows\SysWOW64\net.exe
                net stop "Kingsoft AntiVirus Service"
                4⤵
                • Suspicious use of WriteProcessMemory
                PID:1168
                • C:\Windows\SysWOW64\net1.exe
                  C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
                  5⤵
                    PID:916

          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

                  920aa02bc54d3ba29c445e3a171fc5ea

                  SHA1

                  1c58fd6fdfa1c582a442a34d4725d61a850b0363

                  SHA256

                  05867d8f2ececd59d608188da2ce1a18fa0bc388c4896778c1909e36039db537

                  SHA512

                  9d34fa3a6f4111d95c7086d31984dd6fdd606a50e567f4f75d798e5a8bebcfbe2952056cc23fcdd0d6e51780f7dd1dd41101a1f067bbbb7002710d59d40d0a3c

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

                  Filesize

                  577KB

                  MD5

                  a88c7111b1dcd2c404887960831c0c19

                  SHA1

                  1d18251a9a2129fa09c13e3527a5ad898b0a5b01

                  SHA256

                  244a9df1c66fdbae37b6cd91f44c13b64c67eb79ece9e666d74243d7d1ce5028

                  SHA512

                  c3b32bb60cea7fa9e88b05c47ec9da623fdcad9d8a6c8c58d9a2a47c40ae2b8fb3546c9058c52cbabebaaaec3dc4e3c899c986a8f707f3b5ea6302b45527a047

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

                  Filesize

                  643KB

                  MD5

                  302516eb5c009dd4fd6fac4359d30c59

                  SHA1

                  9f76f67e92c153e4ad52c904507ae94b0ef7fc42

                  SHA256

                  fdf32ec63179e616aa8843214b86e30e1cf67596eba260d492911d3b5d4c4140

                  SHA512

                  a82441a2924f4aa7b23f834e230da80d65c9f75d5726685d36b755f7acc9971a8dc89ae31dd99117f33d5f27050886164a681616fb9494ac696fc7b6233afb19

                • C:\Users\Admin\AppData\Local\Temp\$$a4239.bat

                  Filesize

                  722B

                  MD5

                  561f183113af1676762edc1a8562621a

                  SHA1

                  cac3e48a21a51253ffe4212c52d88d0fb5f6b5ee

                  SHA256

                  e07bced7645bdb7b2889ae838251d5a3e183b0d78a742cd837993528de3a1e41

                  SHA512

                  01359c1ffc3d5ab8bfb9ebd5b92212ecbfe42f92d863bf7ed886c40b906a4ec0e1b5502601ae34c9bc2c6e1e1c4b40bc0fb6e6495a25f62d7ca685cea377e687

                • C:\Users\Admin\AppData\Local\Temp\08c798996ada4602afc5bf6e8e280c310e9bd2b161eee0e0bbe4d490d20c4ab1.exe.exe

                  Filesize

                  458KB

                  MD5

                  619f7135621b50fd1900ff24aade1524

                  SHA1

                  6c7ea8bbd435163ae3945cbef30ef6b9872a4591

                  SHA256

                  344f076bb1211cb02eca9e5ed2c0ce59bcf74ccbc749ec611538fa14ecb9aad2

                  SHA512

                  2c7293c084d09bc2e3ae2d066dd7b331c810d9e2eeca8b236a8e87fdeb18e877b948747d3491fcaff245816507685250bd35f984c67a43b29b0ae31ecb2bd628

                • C:\Windows\Logo1_.exe

                  Filesize

                  33KB

                  MD5

                  933403c035bedeaf409ff1a3d7bb394f

                  SHA1

                  27765fb7a74adda8b6b4d740a79e83fca3301e79

                  SHA256

                  11a73da3698c3448e24744bdc72a155bb756676dcc7e03264d723ca91ce87a54

                  SHA512

                  36f17b6beb74f2d11cf74a211719c0ab5c09ad289055917168cdb1d3355cfdf2cd917f008e3c8b51d408d1f6dd1fdda692e50c6dcbeeaf4917adad7cc769b2d0

                • F:\$RECYCLE.BIN\S-1-5-21-200405930-3877336739-3533750831-1000\_desktop.ini

                  Filesize

                  8B

                  MD5

                  87cbd7a2d7bdb443a36ecfb46e39db18

                  SHA1

                  12aac09be13003e857809ea9434c76126ac39bbf

                  SHA256

                  fe5e34894849bd441c429cfd17e62e06b828a82b04c9f0e7cadd884d78b326e1

                  SHA512

                  75b0b484285909c577f97dd2b748e8b6e905b2a37dc8a569519325e67cac8b8932fbbd52c754df787e2a6326a9ca575e5d37372a9635718a310c642457ed17e0

                • memory/3356-10-0x0000000000400000-0x0000000000440000-memory.dmp

                  Filesize

                  256KB

                • memory/3356-0-0x0000000000400000-0x0000000000440000-memory.dmp

                  Filesize

                  256KB

                • memory/4420-18-0x0000000000400000-0x0000000000440000-memory.dmp

                  Filesize

                  256KB

                • memory/4420-3253-0x0000000000400000-0x0000000000440000-memory.dmp

                  Filesize

                  256KB

                • memory/4420-11-0x0000000000400000-0x0000000000440000-memory.dmp

                  Filesize

                  256KB

                • memory/4420-8863-0x0000000000400000-0x0000000000440000-memory.dmp

                  Filesize

                  256KB