Analysis

  • max time kernel
    150s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    25-09-2024 17:51

General

  • Target

    620a2ea5c332a0569c93afd6f5b0d0e80630a3c3c2363d1f06516c25244d2edd.exe

  • Size

    165KB

  • MD5

    043b405145b4f79e81b3f4e407b1a401

  • SHA1

    f7c9842e2ca8e33a17ad083507672d568be764b2

  • SHA256

    620a2ea5c332a0569c93afd6f5b0d0e80630a3c3c2363d1f06516c25244d2edd

  • SHA512

    180794bc15d3626adad999f6a8b6a733f041e748c699622b46428811c7c58502bf1d131a02d02abcbc0ba8e5c0af6ef152a9a6b8e1592e36588674c687b4e626

  • SSDEEP

    3072:2MaY46tGNttyeQLYm1s99djmMGWBgh1002J8emEu3T7TO+9Z9sTOVrZzxVxU:H46tGdye41WYWBW1Wu3rOOuOVr8

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 3 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 SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 28 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
      PID:3432
      • C:\Users\Admin\AppData\Local\Temp\620a2ea5c332a0569c93afd6f5b0d0e80630a3c3c2363d1f06516c25244d2edd.exe
        "C:\Users\Admin\AppData\Local\Temp\620a2ea5c332a0569c93afd6f5b0d0e80630a3c3c2363d1f06516c25244d2edd.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:2128
        • C:\Windows\SysWOW64\net.exe
          net stop "Kingsoft AntiVirus Service"
          3⤵
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:3468
          • C:\Windows\SysWOW64\net1.exe
            C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
            4⤵
            • System Location Discovery: System Language Discovery
            PID:4228
        • C:\Windows\SysWOW64\cmd.exe
          C:\Windows\system32\cmd.exe /c C:\Users\Admin\AppData\Local\Temp\$$a7753.bat
          3⤵
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:4992
          • C:\Users\Admin\AppData\Local\Temp\620a2ea5c332a0569c93afd6f5b0d0e80630a3c3c2363d1f06516c25244d2edd.exe
            "C:\Users\Admin\AppData\Local\Temp\620a2ea5c332a0569c93afd6f5b0d0e80630a3c3c2363d1f06516c25244d2edd.exe"
            4⤵
            • Executes dropped EXE
            • Suspicious use of SetWindowsHookEx
            PID:2268
        • 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:1768
          • C:\Windows\SysWOW64\net.exe
            net stop "Kingsoft AntiVirus Service"
            4⤵
            • System Location Discovery: System Language Discovery
            • Suspicious use of WriteProcessMemory
            PID:4424
            • C:\Windows\SysWOW64\net1.exe
              C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
              5⤵
              • System Location Discovery: System Language Discovery
              PID:1180
          • C:\Windows\SysWOW64\net.exe
            net stop "Kingsoft AntiVirus Service"
            4⤵
            • System Location Discovery: System Language Discovery
            • Suspicious use of WriteProcessMemory
            PID:3192
            • C:\Windows\SysWOW64\net1.exe
              C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
              5⤵
              • System Location Discovery: System Language Discovery
              PID:3128

    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

      800a15b73ebd38e1c3fab0438e16bbfc

      SHA1

      1fe5fa583af497f1606e8acff64e7277d9156881

      SHA256

      57f0772a1df0d0082fbc97f9245d3bb36d2d3edfdb49711fa28fd724750ec42e

      SHA512

      401f7cc7e2018bb4d456f21c34c174772a7422563c4272f4b0ca6b26a362d40c7dc435251b49e701aff45251fdd7488c3d9509283f36b3c6bd2923e4dc860983

    • C:\Program Files\7-Zip\7z.exe

      Filesize

      577KB

      MD5

      44773e05dfe58cc6e3129ccf18cdc060

      SHA1

      97e00f69c4d47c6b46b85ddf85a45a99c3b2e5e6

      SHA256

      d76bf8b9195061b82e454ab09270b71930b68d6f4bf77a2c3d55dc475b207943

      SHA512

      56aa775567a18a4fe2c41216617568280b44a724eec1c733491309cfa88fbae256fb1aed417c669f20b0cb5f0ef7aa2e12c0f2d560fcba79377200221095adbe

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

      Filesize

      644KB

      MD5

      b84328b001ca8f8af6bb91f3412d6c8d

      SHA1

      4dc7c1302ec956ad23588e6e118b529a00f78bf3

      SHA256

      7c66229128ddbb08a813f4e100c4669b0c911f85b2533b5a98c5b9c3ba1382e5

      SHA512

      3873f467b402c8cb5a09cbbc595ea38c5638aa16c008d59ddbca6ba7d7eee1fa8fc84f910de61853e3d1fe74c8bc578127165c5ce3bf1582753885b2cd8e0bc7

    • C:\Users\Admin\AppData\Local\Temp\$$a7753.bat

      Filesize

      722B

      MD5

      767cede332a9805258cf741ce28acd3e

      SHA1

      afc42dbd0102f89325107ee72928113470a72412

      SHA256

      9d285ec2c62b7e23cc1a7eed42552542c516b5b8e12f0f7541b085b96e33432f

      SHA512

      0dcb48d7f706abe3f66dff5ff5a7996d56b146b52ec40c6b144a1ce51d47b3d7301338f834780fd79c91933146ae362d951630f43a8f684c24f34fba738d671f

    • C:\Users\Admin\AppData\Local\Temp\620a2ea5c332a0569c93afd6f5b0d0e80630a3c3c2363d1f06516c25244d2edd.exe.exe

      Filesize

      131KB

      MD5

      16438a96a8adb85472ca72da04701b29

      SHA1

      b1f5ee8bc083804de4de820255107f6541c84735

      SHA256

      9291cd97d2f1b119438f16e97ea75119f19fd959ec5414e84b337530d692e289

      SHA512

      58f659a29cb34245a261b7666b1cda4b76f2df1039f3713dda6ff5a97c33b4cc273b110d10b4131a6a5c13897efcfa9a5ef3031e0e5fb14db1adc0ac1ef25dcd

    • C:\Windows\Logo1_.exe

      Filesize

      33KB

      MD5

      882c518784a2516cf3382e811730a54b

      SHA1

      f005942b284152bccdaf2e9daf8dc8b7ec42ab19

      SHA256

      ed39c0d5d432a79b3535a497fdf7c83948f570ec1b744ce2c5d810ba4db5aa7f

      SHA512

      31937e85e1599160c659d430368ea36e9206bef58d98cc3642a4a8795197f7e5df96f6babbffa3d96e7b9afbb0284f03031fa6ef7361d010593df4055772093a

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

      Filesize

      842B

      MD5

      6f4adf207ef402d9ef40c6aa52ffd245

      SHA1

      4b05b495619c643f02e278dede8f5b1392555a57

      SHA256

      d9704dab05e988be3e5e7b7c020bb9814906d11bb9c31ad80d4ed1316f6bc94e

      SHA512

      a6306bd200a26ea78192ae5b00cc49cfab3fba025fe7233709a4e62db0f9ed60030dce22b34afe57aad86a098c9a8c44e080cedc43227cb87ef4690baec35b47

    • F:\$RECYCLE.BIN\S-1-5-21-2412658365-3084825385-3340777666-1000\_desktop.ini

      Filesize

      9B

      MD5

      e02899454c67c7d6d1af854fdcb53b67

      SHA1

      26fb213f7c299c2a4d8c4afd234ee0b751d7a30e

      SHA256

      0e67e90646d3ba7b46f935b205c9f89e8bff2dca7aeda3cd5dfb93868b262315

      SHA512

      e1519bebf62ab4cb28e630a201312812e04f815ec0663f7b68b478da97c0bf7c7c2238a8632540d3d1f37acbe83919fb198b39ebeb222c19faa2130ab65ffffa

    • memory/1768-20-0x0000000000400000-0x000000000043E000-memory.dmp

      Filesize

      248KB

    • memory/1768-3434-0x0000000000400000-0x000000000043E000-memory.dmp

      Filesize

      248KB

    • memory/1768-10-0x0000000000400000-0x000000000043E000-memory.dmp

      Filesize

      248KB

    • memory/1768-8718-0x0000000000400000-0x000000000043E000-memory.dmp

      Filesize

      248KB

    • memory/2128-0-0x0000000000400000-0x000000000043E000-memory.dmp

      Filesize

      248KB

    • memory/2128-11-0x0000000000400000-0x000000000043E000-memory.dmp

      Filesize

      248KB