Analysis

  • max time kernel
    149s
  • max time network
    96s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    14-09-2024 02:14

General

  • Target

    f43f9585d1027b95044be41dc8a08ca70bd2c1e51fb82f812ba2a98e52763b55.exe

  • Size

    369KB

  • MD5

    fe14b8570ecb8f990a855db0e22c12c2

  • SHA1

    1f5bbad878929849b08c27b181e85feca4030346

  • SHA256

    f43f9585d1027b95044be41dc8a08ca70bd2c1e51fb82f812ba2a98e52763b55

  • SHA512

    7c8c67b19898f181ad1c8e71e788c96964aa16465822956bc6c035211ff2468f346cbbf3c9bc7aa3e807decc46b205c976cf90580e34553b0efbaa7e6e40dfde

  • SSDEEP

    6144:uB46tGdye41jzU66bkWmchVySqkvAH3qo0wWJC6G/SMT4FWqC:uB3NbVU66b5zhVymA/XSRh

Malware Config

Signatures

  • Drops file in Drivers directory 2 IoCs
  • 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
  • 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 64 IoCs
  • Suspicious use of WriteProcessMemory 28 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
      PID:3524
      • C:\Users\Admin\AppData\Local\Temp\f43f9585d1027b95044be41dc8a08ca70bd2c1e51fb82f812ba2a98e52763b55.exe
        "C:\Users\Admin\AppData\Local\Temp\f43f9585d1027b95044be41dc8a08ca70bd2c1e51fb82f812ba2a98e52763b55.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:3364
        • C:\Windows\SysWOW64\net.exe
          net stop "Kingsoft AntiVirus Service"
          3⤵
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:3764
          • C:\Windows\SysWOW64\net1.exe
            C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
            4⤵
            • System Location Discovery: System Language Discovery
            PID:4148
        • C:\Windows\SysWOW64\cmd.exe
          C:\Windows\system32\cmd.exe /c C:\Users\Admin\AppData\Local\Temp\$$aA410.bat
          3⤵
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:3332
          • C:\Users\Admin\AppData\Local\Temp\f43f9585d1027b95044be41dc8a08ca70bd2c1e51fb82f812ba2a98e52763b55.exe
            "C:\Users\Admin\AppData\Local\Temp\f43f9585d1027b95044be41dc8a08ca70bd2c1e51fb82f812ba2a98e52763b55.exe"
            4⤵
            • Executes dropped EXE
            PID:4996
        • 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:1528
          • C:\Windows\SysWOW64\net.exe
            net stop "Kingsoft AntiVirus Service"
            4⤵
            • System Location Discovery: System Language Discovery
            • Suspicious use of WriteProcessMemory
            PID:5052
            • C:\Windows\SysWOW64\net1.exe
              C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
              5⤵
              • System Location Discovery: System Language Discovery
              PID:2064
          • C:\Windows\SysWOW64\net.exe
            net stop "Kingsoft AntiVirus Service"
            4⤵
            • System Location Discovery: System Language Discovery
            • Suspicious use of WriteProcessMemory
            PID:696
            • C:\Windows\SysWOW64\net1.exe
              C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
              5⤵
              • System Location Discovery: System Language Discovery
              PID:2228

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

    • C:\Program Files (x86)\Google\Update\1.3.36.371\GoogleUpdateCore.exe

      Filesize

      251KB

      MD5

      ad49cc293adc3202b706d4f7127d628d

      SHA1

      4660eed68d5c97632885a8bd75890aca547cbee0

      SHA256

      5591244c79a8e0e04bbc4e36e6bf4a55ec59b3d3f4b20d027a668c7f60125dcb

      SHA512

      bf1923dfbcb6657d1c6a2a7d7043f51232ae7e148f02f15bc99f458b60c8a3080a1882c8232f598b259b953f8a8ef019d0fc9268af802e42de216645cd3ad1b0

    • C:\Program Files\7-Zip\7z.exe

      Filesize

      577KB

      MD5

      3ef47512091981bb9d1603c421a688d9

      SHA1

      72eba11625662084d535aa4fa2fc4bc86da61fd6

      SHA256

      980fec6a47516939fa753290022964acb7a90e205d0ea14af1d94ca20b37c570

      SHA512

      ac16134d4c065ed8770c8ded8c60a6a142c21fb52a1e7f05f4534a7ff1bae4e27380785231b954b1c6b7f5e91eed18bb81df340912368b264129a82bc76f89f2

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

      Filesize

      644KB

      MD5

      74f614352141ac4f78c3e59955ed2258

      SHA1

      179465d798ce029d20b16601530037ca9d87563f

      SHA256

      e33cff13b2b5307aaa06fc8f6d15ebe31eeb5ac6ad8d12b4b5c877eb34cca70c

      SHA512

      af736346b2a298b653dccc43a44d852001584bc22c5e00cb959246a0544044587e27ae3af6c253bf68b3dbe24a0badbe0bf55784f704d8e2f703afaed49ae6ae

    • C:\Users\Admin\AppData\Local\Temp\$$aA410.bat

      Filesize

      722B

      MD5

      bcd085c51f8ac1f886ca0032e424acfc

      SHA1

      ec0c5f2536b268809d68d4bc597e96c3d4b55e1d

      SHA256

      a4253e3f0039f89cc7597dd2044c73b7a8f28331fdfb63852d08a0bd2b612783

      SHA512

      0e176634f066d1dad12954b2486d1873c6ed4e84919331fea4365bf2305b3d68671f339af80e52292c4b1650b579d4d605a1d24b774428bf81b27a012d99d1fc

    • C:\Users\Admin\AppData\Local\Temp\f43f9585d1027b95044be41dc8a08ca70bd2c1e51fb82f812ba2a98e52763b55.exe.exe

      Filesize

      335KB

      MD5

      40ac62c087648ccc2c58dae066d34c98

      SHA1

      0e87efb6ddfe59e534ea9e829cad35be8563e5f7

      SHA256

      482c4c1562490e164d5f17990253373691aa5eab55a81c7f890fe9583a9ea916

      SHA512

      0c1ff13ff88409d54fee2ceb07fe65135ce2a9aa6f8da51ac0158abb2cfbb3a898ef26f476931986f1367622f21a7c0b0e742d0f4de8be6e215596b0d88c518f

    • C:\Windows\Logo1_.exe

      Filesize

      33KB

      MD5

      bee6df131a9c9bccab2c2e85139f6842

      SHA1

      d7d095b827384b3b5f4e0cf9b8afb543998f1796

      SHA256

      1a8911fd47aa3e98991935402374717b26afeed5d8eb431edcd4625f1a16f962

      SHA512

      2457aa406a3010ce789237d55fa17fc0f5694c847699af8044f21ea935179ffc69056c0c2ba4ba3eee3158c51afb2d11d2c372eca3e1ca77c44545cb74cd4812

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

      Filesize

      842B

      MD5

      6f4adf207ef402d9ef40c6aa52ffd245

      SHA1

      4b05b495619c643f02e278dede8f5b1392555a57

      SHA256

      d9704dab05e988be3e5e7b7c020bb9814906d11bb9c31ad80d4ed1316f6bc94e

      SHA512

      a6306bd200a26ea78192ae5b00cc49cfab3fba025fe7233709a4e62db0f9ed60030dce22b34afe57aad86a098c9a8c44e080cedc43227cb87ef4690baec35b47

    • F:\$RECYCLE.BIN\S-1-5-21-355097885-2402257403-2971294179-1000\_desktop.ini

      Filesize

      9B

      MD5

      e2a14c19421b289cbd51a76363b166bd

      SHA1

      5d0621d68da5a444f49c090b0725c7044d47fdb7

      SHA256

      844af243be560dc4e478aa7ea28f4959f9df45f204006bade7ae52398d651835

      SHA512

      8c49bec05605c4d2b8f07f00a7a39e70f5bd4f7c84ba221c615447f947053bf3bb0496c38e2bf8b15235c493cc5a0b41f34285fed1adb4c13572f25b67e178e5

    • memory/1528-19-0x0000000000400000-0x000000000043E000-memory.dmp

      Filesize

      248KB

    • memory/1528-9-0x0000000000400000-0x000000000043E000-memory.dmp

      Filesize

      248KB

    • memory/1528-3863-0x0000000000400000-0x000000000043E000-memory.dmp

      Filesize

      248KB

    • memory/1528-8742-0x0000000000400000-0x000000000043E000-memory.dmp

      Filesize

      248KB

    • memory/3364-0-0x0000000000400000-0x000000000043E000-memory.dmp

      Filesize

      248KB

    • memory/3364-10-0x0000000000400000-0x000000000043E000-memory.dmp

      Filesize

      248KB