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Analysis

  • max time kernel
    150s
  • max time network
    123s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    17/10/2024, 14:25

General

  • Target

    385d461617d262248c356158a76fed56aacfef0ab424d266f6ee768da02ceee6.exe

  • Size

    393KB

  • MD5

    f8ee050926a28462406018b98468913b

  • SHA1

    635081507478ee061bbc6b75a191a3394d952a10

  • SHA256

    385d461617d262248c356158a76fed56aacfef0ab424d266f6ee768da02ceee6

  • SHA512

    f5a0f62c533460ba6f3cee937a5fff45d125f4fdbd440a9496e12286601f0525f64ae375976cc8e7ed25c0f04e75fde2e1061ef58539747d5a64138e5f1ac024

  • SSDEEP

    6144:T13cP2zPVz7jUBs8hqcBCi6dbfra4erJlt9A+xX1oOAisEIWmGeNkfGuYF1moHXG:T13RahVy41

Malware Config

Signatures

  • Deletes itself 1 IoCs
  • Drops startup file 2 IoCs
  • Executes dropped EXE 2 IoCs
  • Loads dropped DLL 1 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 43 IoCs
  • Suspicious use of WriteProcessMemory 38 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
      PID:1208
      • C:\Users\Admin\AppData\Local\Temp\385d461617d262248c356158a76fed56aacfef0ab424d266f6ee768da02ceee6.exe
        "C:\Users\Admin\AppData\Local\Temp\385d461617d262248c356158a76fed56aacfef0ab424d266f6ee768da02ceee6.exe"
        2⤵
        • Drops file in Windows directory
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of WriteProcessMemory
        PID:764
        • C:\Windows\SysWOW64\net.exe
          net stop "Kingsoft AntiVirus Service"
          3⤵
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:2120
          • C:\Windows\SysWOW64\net1.exe
            C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
            4⤵
            • System Location Discovery: System Language Discovery
            PID:1700
        • C:\Windows\SysWOW64\cmd.exe
          cmd /c C:\Users\Admin\AppData\Local\Temp\$$aBEAD.bat
          3⤵
          • Deletes itself
          • Loads dropped DLL
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:2052
          • C:\Users\Admin\AppData\Local\Temp\385d461617d262248c356158a76fed56aacfef0ab424d266f6ee768da02ceee6.exe
            "C:\Users\Admin\AppData\Local\Temp\385d461617d262248c356158a76fed56aacfef0ab424d266f6ee768da02ceee6.exe"
            4⤵
            • Executes dropped EXE
            PID:2764
        • 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:2384
          • C:\Windows\SysWOW64\net.exe
            net stop "Kingsoft AntiVirus Service"
            4⤵
            • System Location Discovery: System Language Discovery
            • Suspicious use of WriteProcessMemory
            PID:2708
            • C:\Windows\SysWOW64\net1.exe
              C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
              5⤵
              • System Location Discovery: System Language Discovery
              PID:2276
          • C:\Windows\SysWOW64\net.exe
            net stop "Kingsoft AntiVirus Service"
            4⤵
            • System Location Discovery: System Language Discovery
            • Suspicious use of WriteProcessMemory
            PID:2748
            • C:\Windows\SysWOW64\net1.exe
              C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
              5⤵
              • System Location Discovery: System Language Discovery
              PID:2904

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

    • C:\ProgramData\Package Cache\{ca67548a-5ebe-413a-b50c-4b9ceb6d66c6}\vcredist_x64.exe

      Filesize

      478KB

      MD5

      44f2a0b82d8247e1cd5a12a40841f9a8

      SHA1

      f451bd8ba9098bb674624169aa40f0371ba67924

      SHA256

      056311169bf6ff9bf378a311dbd3c48697ccce39bedac8cb9ddb7da01384127d

      SHA512

      bd5f7bf6b83c70bd03416a4944f62fdafbcb7907c3321432c831e189e9d4f95a52faefa575de57209fa5c1523ebed5fde8831f6230fc6f23400bbd33e772c219

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

      Filesize

      722B

      MD5

      b3976aa9659c85c84252e49e7d33cc4a

      SHA1

      80b16956c8b4afea357e79af143886303d83acee

      SHA256

      aee69786b481177d0e83c16181400bc362a7e3cc8e758014ddc7a189035a3865

      SHA512

      bd1359a433e35eca6f83317b1d3773a99fc311d9ff4c45e2dabfffa2d3ddbcb63de634a9a93056bff8f2e17218b6ba96c6547ece6803969dfe6406e2b721bcc8

    • C:\Users\Admin\AppData\Local\Temp\385d461617d262248c356158a76fed56aacfef0ab424d266f6ee768da02ceee6.exe.exe

      Filesize

      360KB

      MD5

      5fbd45261a2de3bb42f489e825a9a935

      SHA1

      ff388f6e9efe651ec62c4152c1739783e7899293

      SHA256

      9e63701598199d5c47217e23b44d0e3ec5d53f5419166b1b6c68a7e9e8fc47a4

      SHA512

      7f22b1995a07016adb342c551454d602bfbe511525139aee8581b62116608e9e278fd81c26382f1333c7eccded4474196e73c093bb5cbf8e8f203e865024c058

    • C:\Windows\Logo1_.exe

      Filesize

      33KB

      MD5

      427caeca8c32065ab8b0f0acd8ad8efa

      SHA1

      c699a3b2e9ef3034f12f4a891105b688145bd52a

      SHA256

      28569efcb63f91a6065be6520835b3d8c19fa6510801813a78f7c63952829791

      SHA512

      ca1f73413b595c5c32b97f4796e6a804ae4a736e8b24e97572cc1c3dbef0b910ec2b2815f0df09405d177d098e67363b8ed40bc62d1844d76095edcd20a61cfa

    • F:\$RECYCLE.BIN\S-1-5-21-1488793075-819845221-1497111674-1000\_desktop.ini

      Filesize

      10B

      MD5

      d005ae1ecb6b06ec6c392c7dd1dfe7e1

      SHA1

      323a3af7f375573f33f35736435519df461ee8b0

      SHA256

      a342a9e9cd7e75b9740454b74f63ba6b3eac159bf04a04772271fcc0b4e9f6bd

      SHA512

      41628199761447acac22869b32d096f2b49a3159c6fdda216514f3e136fc7028e05c63edc4aab205ee065677b1c011c9cbf28239c819fadc5dde460ca03507e0

    • memory/764-15-0x0000000000290000-0x00000000002CD000-memory.dmp

      Filesize

      244KB

    • memory/764-18-0x0000000000290000-0x00000000002CD000-memory.dmp

      Filesize

      244KB

    • memory/764-0-0x0000000000400000-0x000000000043D000-memory.dmp

      Filesize

      244KB

    • memory/764-19-0x0000000000400000-0x000000000043D000-memory.dmp

      Filesize

      244KB

    • memory/1208-28-0x0000000002DE0000-0x0000000002DE1000-memory.dmp

      Filesize

      4KB

    • memory/2384-31-0x0000000000400000-0x000000000043D000-memory.dmp

      Filesize

      244KB

    • memory/2384-2960-0x0000000000400000-0x000000000043D000-memory.dmp

      Filesize

      244KB

    • memory/2384-4153-0x0000000000400000-0x000000000043D000-memory.dmp

      Filesize

      244KB