Analysis

  • max time kernel
    149s
  • max time network
    140s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20250619-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20250619-enlocale:en-usos:windows10-2004-x64system
  • submitted
    01/07/2025, 07:15

General

  • Target

    41427591eec6e5670136f84f73c533790be959171a00d5b9e72c122f98158459.exe

  • Size

    56KB

  • MD5

    069684d8aa413607fc92b00a527e5241

  • SHA1

    b486305a3a96aa4d133a7b4d675e9ab1c1addf3e

  • SHA256

    41427591eec6e5670136f84f73c533790be959171a00d5b9e72c122f98158459

  • SHA512

    d515e840cb6f1e5fc1b0adaa09316592ed3edc07320b3de4081a07aef68db47e9c13d8940bd87b0ef295080aee983acf9e2243ca7a26f3e3ff3461ce287d26da

  • SSDEEP

    768:IZZZZZZZZZZZZZZdhO5RroZJ767395uINnEfDKBbUCp1OTZ+/VPqgt6jpYU5ltbh:IJhe+Zk77RNzLiTOx6jWWvr78Pxc

Malware Config

Signatures

  • 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.

  • Modifies registry class 1 IoCs
  • Runs net.exe
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 28 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
      PID:3412
      • C:\Users\Admin\AppData\Local\Temp\41427591eec6e5670136f84f73c533790be959171a00d5b9e72c122f98158459.exe
        "C:\Users\Admin\AppData\Local\Temp\41427591eec6e5670136f84f73c533790be959171a00d5b9e72c122f98158459.exe"
        2⤵
        • Drops file in Windows directory
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of WriteProcessMemory
        PID:4708
        • C:\Windows\SysWOW64\net.exe
          net stop "Kingsoft AntiVirus Service"
          3⤵
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:3660
          • C:\Windows\SysWOW64\net1.exe
            C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
            4⤵
            • System Location Discovery: System Language Discovery
            PID:1932
        • C:\Windows\SysWOW64\cmd.exe
          C:\Windows\system32\cmd.exe /c C:\Users\Admin\AppData\Local\Temp\$$a83C6.bat
          3⤵
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:3584
          • C:\Users\Admin\AppData\Local\Temp\41427591eec6e5670136f84f73c533790be959171a00d5b9e72c122f98158459.exe
            "C:\Users\Admin\AppData\Local\Temp\41427591eec6e5670136f84f73c533790be959171a00d5b9e72c122f98158459.exe"
            4⤵
            • Executes dropped EXE
            PID:4604
        • 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
          • System Location Discovery: System Language Discovery
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of WriteProcessMemory
          PID:4996
          • C:\Windows\SysWOW64\net.exe
            net stop "Kingsoft AntiVirus Service"
            4⤵
            • System Location Discovery: System Language Discovery
            • Suspicious use of WriteProcessMemory
            PID:644
            • C:\Windows\SysWOW64\net1.exe
              C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
              5⤵
              • System Location Discovery: System Language Discovery
              PID:1560
          • C:\Windows\SysWOW64\net.exe
            net stop "Kingsoft AntiVirus Service"
            4⤵
            • System Location Discovery: System Language Discovery
            • Suspicious use of WriteProcessMemory
            PID:2196
            • C:\Windows\SysWOW64\net1.exe
              C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
              5⤵
              • System Location Discovery: System Language Discovery
              PID:3944
    • C:\Windows\system32\OpenWith.exe
      C:\Windows\system32\OpenWith.exe -Embedding
      1⤵
      • Modifies registry class
      • Suspicious use of SetWindowsHookEx
      PID:3472

    Network

          MITRE ATT&CK Enterprise v16

          Replay Monitor

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          Downloads

          • C:\Program Files (x86)\Microsoft\EdgeUpdate_bk\1.3.147.37\MicrosoftEdgeUpdateBroker.exe

            Filesize

            132KB

            MD5

            e68db442dd05302b3397ee51e3ce268a

            SHA1

            66983a719daa1c4963ac2757fbe319721e1c399f

            SHA256

            585722db8936a6c64617f05ff0d9e182f05304151e2941c88c71ebb0dd6c4fa6

            SHA512

            26016ec20efd3913b98cff18f540ff774db1d70ad8bff3649a766eb0986e1446185b86a8ed4d0943c4dbfa4b1ebea1ac92ec6ce616bdb7ed07112b764cadc7e5

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

            Filesize

            582KB

            MD5

            c8c891cf074e69e892dad4cab088c015

            SHA1

            af81ec4ce53582255c9fd3dcc6ea27adc2c1a39a

            SHA256

            1fc67e0f40f633f18ed34d26315c4eb5f375a9b38c7323b3a03ec4da0a59b2af

            SHA512

            8c7a0be34d299c89021bd1b2a19918cb61a088a3b3ac04ab61e5b2a813bf831c89cd5c940d078a15f255ad3a674e1caedc0cb324a4c8c879eae7ca7c57cac5db

          • C:\ProgramData\Package Cache\{61087a79-ac85-455c-934d-1fa22cc64f36}\vcredist_x86.exe

            Filesize

            488KB

            MD5

            629c52705e4b56528fd0a9bd0ef3b26b

            SHA1

            8195ef6b90f8893c88887c763bf399cde1787b26

            SHA256

            4d1c2cdbf0684ef3ea3fc7123812b007687ded0a679275e5ea50f1d936a6fe3d

            SHA512

            0ea13e8f6c5d3b8e28a002c672f20d626e1ae1f8fb0162690961b2b94b49c6590f20ae50dd018f41b1947161ac62e63fa56b1e2aca5ee7335c3d9b7747817e0f

          • C:\Users\Admin\AppData\Local\Temp\$$a83C6.bat

            Filesize

            722B

            MD5

            734bda7da75d51d753c7689049d3b85c

            SHA1

            148cb020a535bc79bfb679f49747d1ee25a3d003

            SHA256

            6940ca945cc7e8f3398d32b5301535496d64376ae2d2b0ed006a673ae62c850f

            SHA512

            53b91e40da280ac046c86a07ee07647df5716d5079b06cf3d5071df64fafd9a8ec4d3e345f6f00abb01de1e5e836ad8480bf791829ae7599dd14a6d8604f1aa7

          • C:\Users\Admin\AppData\Local\Temp\41427591eec6e5670136f84f73c533790be959171a00d5b9e72c122f98158459.exe.exe

            Filesize

            23KB

            MD5

            3f9dbfee668294872ef01b90740b01d0

            SHA1

            99a4702b65485cd14736b1c2cdfb81b455dda01c

            SHA256

            40b32fea1fcadcb2db369475e2bba58b0b83f5c3bb647e2e63877726c35a9f86

            SHA512

            0113cec160d97ea0cce70860cc5b79b502d16191ee237a3abb84309499be193aa0127dbcb41fc05a90fa61484b061ec4332ad29a918db598e32fe832b74bd1e3

          • C:\Windows\Logo1_.exe

            Filesize

            33KB

            MD5

            649d803324cb36e58b674d3cd0dc08e2

            SHA1

            3231951e20d5e26a61674f82cdd270ea8831a8e2

            SHA256

            7cf122782c0a1f53068858937cc9e92d2ca17c45a1715cff5ef718ba2ccdc1ea

            SHA512

            17e5d0fd1e46589ec8d4eb6a3660befea7679312c7aa4e191fda12a5089ee8bd3d25e7c2d8abbde65b975d6bb0c0be42a4ca3904cd7e76146022629b86a804fa

          • F:\$RECYCLE.BIN\S-1-5-21-4097847965-469305640-2969917343-1000\_desktop.ini

            Filesize

            8B

            MD5

            24c49e895be062b0bc063b7f1d713545

            SHA1

            096a87b1f8369fb3a4c4fc8323606dad58b8e790

            SHA256

            c18ba10163eca907f0f0957d320e3f831cdfaf81758c3a3a7aef62236d4d3f2f

            SHA512

            ae5d7fd55ea8caaea714d7baf66fe7c074e5d12d81bb10a774965ed23fd4d1dae5d2820c811bcbc5c84eab6aa7a2d6b8e81aef19875d87f62910c7387ec24f36

          • memory/4708-11-0x0000000000400000-0x000000000043F000-memory.dmp

            Filesize

            252KB

          • memory/4708-0-0x0000000000400000-0x000000000043F000-memory.dmp

            Filesize

            252KB

          • memory/4996-18-0x0000000000400000-0x000000000043F000-memory.dmp

            Filesize

            252KB

          • memory/4996-1673-0x0000000000400000-0x000000000043F000-memory.dmp

            Filesize

            252KB

          • memory/4996-9-0x0000000000400000-0x000000000043F000-memory.dmp

            Filesize

            252KB

          • memory/4996-9092-0x0000000000400000-0x000000000043F000-memory.dmp

            Filesize

            252KB

          • memory/4996-9780-0x0000000000400000-0x000000000043F000-memory.dmp

            Filesize

            252KB