Analysis

  • max time kernel
    149s
  • max time network
    139s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    29/08/2024, 16:08

General

  • Target

    e3f0b34a72badd765346ce4189e0724f355ebcf4f78e792c8a3ae71a6efedc84.exe

  • Size

    5.7MB

  • MD5

    322bdbb545c5b5b068c9ddbc0fef6bfd

  • SHA1

    240c4d2f5120f7461eedfeb3c556abe0baf0c3dc

  • SHA256

    e3f0b34a72badd765346ce4189e0724f355ebcf4f78e792c8a3ae71a6efedc84

  • SHA512

    206b4f150614fea7d8bdb99fce20aa75c9203a8cc4d06ee569c61e2d21a0122a32e6e40606daccabe725bf75051ed2cd66d72e60454aeda167744f6f3ca74fb8

  • SSDEEP

    49152:zd+Pv94AEsKU8ggw1g+1CART5eBiyKS3EI3wybn20DCYIHvc8ixuZm9+fWsw6dTP:zdAKUgTH2M2m9UMpu1QfLczqssnKSk

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 26 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
      PID:3484
      • C:\Users\Admin\AppData\Local\Temp\e3f0b34a72badd765346ce4189e0724f355ebcf4f78e792c8a3ae71a6efedc84.exe
        "C:\Users\Admin\AppData\Local\Temp\e3f0b34a72badd765346ce4189e0724f355ebcf4f78e792c8a3ae71a6efedc84.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:832
        • C:\Windows\SysWOW64\net.exe
          net stop "Kingsoft AntiVirus Service"
          3⤵
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:4508
          • C:\Windows\SysWOW64\net1.exe
            C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
            4⤵
            • System Location Discovery: System Language Discovery
            PID:4668
        • C:\Windows\SysWOW64\cmd.exe
          C:\Windows\system32\cmd.exe /c C:\Users\Admin\AppData\Local\Temp\$$aAF3B.bat
          3⤵
          • System Location Discovery: System Language Discovery
          PID:4936
          • C:\Users\Admin\AppData\Local\Temp\e3f0b34a72badd765346ce4189e0724f355ebcf4f78e792c8a3ae71a6efedc84.exe
            "C:\Users\Admin\AppData\Local\Temp\e3f0b34a72badd765346ce4189e0724f355ebcf4f78e792c8a3ae71a6efedc84.exe"
            4⤵
            • Executes dropped EXE
            PID:2168
        • 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:3620
          • C:\Windows\SysWOW64\net.exe
            net stop "Kingsoft AntiVirus Service"
            4⤵
            • System Location Discovery: System Language Discovery
            • Suspicious use of WriteProcessMemory
            PID:4524
            • C:\Windows\SysWOW64\net1.exe
              C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
              5⤵
              • System Location Discovery: System Language Discovery
              PID:3804
          • C:\Windows\SysWOW64\net.exe
            net stop "Kingsoft AntiVirus Service"
            4⤵
            • System Location Discovery: System Language Discovery
            • Suspicious use of WriteProcessMemory
            PID:3404
            • C:\Windows\SysWOW64\net1.exe
              C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
              5⤵
              • System Location Discovery: System Language Discovery
              PID:3572

    Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

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          Downloads

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

            Filesize

            577KB

            MD5

            f9e02b402e6b05b48dde1a5978402742

            SHA1

            e3931f3bd9f3ee7effd6405485839ef5f6f9c0ed

            SHA256

            0fed2b31b1d95ba1f38c16065d9dcce285bb8d998e2695a539c60633969bffc7

            SHA512

            8a6c554ce167e46d7c6708075d6e0f0196400dcdea9fb3c5dc5d3a2d81da84f6ca314085cb940a3183e45c2411a820875ba58938836105b79f544c90b5e5c847

          • 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\$$aAF3B.bat

            Filesize

            722B

            MD5

            cf4c3fe9ef874e75f880edc7f8407e13

            SHA1

            0e0d8051764ee7f8d8793b1572b09b3dca4b04a7

            SHA256

            414da86552eaba86f4024cdad62f61c0f1b0d95d34417973742403c8a8ac4951

            SHA512

            ff2e7b680bebddbde6d4a2466090574ec0ccb729734fe5ef3b01c63d75037050987822a5aab75707b566c7704f65672435885af9eca825889778e1adda526a26

          • C:\Users\Admin\AppData\Local\Temp\e3f0b34a72badd765346ce4189e0724f355ebcf4f78e792c8a3ae71a6efedc84.exe.exe

            Filesize

            5.7MB

            MD5

            ba18e99b3e17adb5b029eaebc457dd89

            SHA1

            ec0458f3c00d35b323f08d4e1cc2e72899429c38

            SHA256

            f5ee36de8edf9be2ac2752b219cfdcb7ca1677071b8e116cb876306e9f1b6628

            SHA512

            1f41929e6f5b555b60c411c7810cbf14e3af26100df5ac4533ec3739a278c1b925687284660efb4868e3741305098e2737836229efc9fe46c97a6057c10e677c

          • C:\Windows\Logo1_.exe

            Filesize

            33KB

            MD5

            8b60374da6a287b6f74bf6f13d3e1f90

            SHA1

            fbd6a77ccc999577aa3fba55f3c51b14f69b9d69

            SHA256

            ed6b7410c5970a4c7a79c07a7e4e04ea8af10e0062a129740773824e33c84785

            SHA512

            25406024f25721e0ff62dc957641c5902e9c590d2599841195b92e2e7a7b041338d7e195df46c08e093d81ed3b66f099a3470f3f374dadf47772076b3825e43a

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

            Filesize

            842B

            MD5

            6f4adf207ef402d9ef40c6aa52ffd245

            SHA1

            4b05b495619c643f02e278dede8f5b1392555a57

            SHA256

            d9704dab05e988be3e5e7b7c020bb9814906d11bb9c31ad80d4ed1316f6bc94e

            SHA512

            a6306bd200a26ea78192ae5b00cc49cfab3fba025fe7233709a4e62db0f9ed60030dce22b34afe57aad86a098c9a8c44e080cedc43227cb87ef4690baec35b47

          • F:\$RECYCLE.BIN\S-1-5-21-1302416131-1437503476-2806442725-1000\_desktop.ini

            Filesize

            9B

            MD5

            9810b812fea5407a7c6a6b912eab6de9

            SHA1

            653710a103c34c6d87e85d547de48561b1579927

            SHA256

            497dc92fb09ed6740a1e704ddf5f45daf1d330f0977aaf1142604be15753e7ef

            SHA512

            a23126d1624a391a08931a8f98ec9c26bc5bbe75de0f111bcdbf17b5bbe9bc6e748ca58e52c96fb9ea80509d5ad1c90bf1d92e472b08b2532321106ba1aca2cd

          • memory/832-11-0x0000000000400000-0x000000000043E000-memory.dmp

            Filesize

            248KB

          • memory/832-0-0x0000000000400000-0x000000000043E000-memory.dmp

            Filesize

            248KB

          • memory/3620-20-0x0000000000400000-0x000000000043E000-memory.dmp

            Filesize

            248KB

          • memory/3620-9-0x0000000000400000-0x000000000043E000-memory.dmp

            Filesize

            248KB

          • memory/3620-3218-0x0000000000400000-0x000000000043E000-memory.dmp

            Filesize

            248KB

          • memory/3620-8843-0x0000000000400000-0x000000000043E000-memory.dmp

            Filesize

            248KB