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Analysis

  • max time kernel
    149s
  • max time network
    120s
  • platform
    windows7_x64
  • resource
    win7-20240704-en
  • resource tags

    arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
  • submitted
    21/09/2024, 14:42

General

  • Target

    49387e11c69e53ae0ee354a3949c8b3b6b33c795421c6bfdb0bfc143022d8d7d.exe

  • Size

    66KB

  • MD5

    4fb487529015ff51edde64445286e1e1

  • SHA1

    b8f31ace306e77d368c647911da0c60009c14379

  • SHA256

    49387e11c69e53ae0ee354a3949c8b3b6b33c795421c6bfdb0bfc143022d8d7d

  • SHA512

    3ed32810cfbb5b2a7c86c0e959b35dad36b1df5fb125fe45787adc35939d582a19ec73c918fd073c6d4c17b8f5c470187af13cfe0d6ca1e1a5a1605610497631

  • SSDEEP

    768:2UmNHp+Vxr1x5cE9Fl5pz8w1rU9hFInlItvVhoEqzjQCyGleXNhyaBt6UkAkBJzz:2fpsrz8GvnGtvVfqzlledcTJzz

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 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 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\49387e11c69e53ae0ee354a3949c8b3b6b33c795421c6bfdb0bfc143022d8d7d.exe
        "C:\Users\Admin\AppData\Local\Temp\49387e11c69e53ae0ee354a3949c8b3b6b33c795421c6bfdb0bfc143022d8d7d.exe"
        2⤵
        • Drops file in Windows directory
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of WriteProcessMemory
        PID:2708
        • C:\Windows\SysWOW64\net.exe
          net stop "Kingsoft AntiVirus Service"
          3⤵
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:2868
          • C:\Windows\SysWOW64\net1.exe
            C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
            4⤵
            • System Location Discovery: System Language Discovery
            PID:2856
        • C:\Windows\SysWOW64\cmd.exe
          cmd /c C:\Users\Admin\AppData\Local\Temp\$$a7974.bat
          3⤵
          • Deletes itself
          • Loads dropped DLL
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:2608
          • C:\Users\Admin\AppData\Local\Temp\49387e11c69e53ae0ee354a3949c8b3b6b33c795421c6bfdb0bfc143022d8d7d.exe
            "C:\Users\Admin\AppData\Local\Temp\49387e11c69e53ae0ee354a3949c8b3b6b33c795421c6bfdb0bfc143022d8d7d.exe"
            4⤵
            • Executes dropped EXE
            PID:1324
        • 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:3064
          • C:\Windows\SysWOW64\net.exe
            net stop "Kingsoft AntiVirus Service"
            4⤵
            • System Location Discovery: System Language Discovery
            • Suspicious use of WriteProcessMemory
            PID:2836
            • C:\Windows\SysWOW64\net1.exe
              C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
              5⤵
              • System Location Discovery: System Language Discovery
              PID:2596
          • C:\Windows\SysWOW64\net.exe
            net stop "Kingsoft AntiVirus Service"
            4⤵
            • System Location Discovery: System Language Discovery
            • Suspicious use of WriteProcessMemory
            PID:2896
            • C:\Windows\SysWOW64\net1.exe
              C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
              5⤵
              • System Location Discovery: System Language Discovery
              PID:1340

    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

      8ef1a94c2988444c9d5d6c36a63765d3

      SHA1

      d566ce1693e16fd605afcf2c5ea87af57af56197

      SHA256

      ab3dfdf37c3eaae2dbeb15b4e6be3659187e8e3613450664160702c787cf1623

      SHA512

      991fc8c061d831e96f6e061ec85f6d5c2aa7e7380a949bd04193ef6b0f8d495a462bf6b9bcafbd2893eefa0195bf4a191a923c36f4845e6f44a86be1e1ded45e

    • C:\Users\Admin\AppData\Local\Temp\$$a7974.bat

      Filesize

      722B

      MD5

      c5ae5ce7ec53646e8af2238fd30305df

      SHA1

      dc5fd56e45168f39f0ffdb53eecb6e78299a03bd

      SHA256

      e53790a355585f146f10432c2ca270cabaca381dba53541d1568f41c08972b0a

      SHA512

      de1c3dbf5f201919ebc2475da17cb110c08d23f64fb1e8ab6a7614cea57e19dbe58f10bcd8004c30fceaf35c91ae8d4424f9894a3c9c6d33a8d5b8efd2780244

    • C:\Users\Admin\AppData\Local\Temp\49387e11c69e53ae0ee354a3949c8b3b6b33c795421c6bfdb0bfc143022d8d7d.exe.exe

      Filesize

      33KB

      MD5

      64f8db30b16d1c755d033d069c70d2d1

      SHA1

      04e8f26c383027cc63531f48477424bda65b14e5

      SHA256

      0823bf7a2c453892ffa4328a970a417e0907d584bfb7f819ed0f4bb139d12e55

      SHA512

      f461b40de656e6df6360a1ba393b000720c0ffa91147b00ee42aefccb4122da4314ce4de00364e692a0517f5e6643fe061b232fb316e993642f2d43b393b38aa

    • C:\Windows\Logo1_.exe

      Filesize

      33KB

      MD5

      3253bf7588138d1e39d3105c7b5dc8b9

      SHA1

      b26c43ff51ce241d473aa3efa30cd3b3bc68e43a

      SHA256

      63554e061f95eb7f63c9d50e7c14fc88c1cbf4db277efaefe1bea2388f9ed5e0

      SHA512

      cd45a96ada3daa5d2386ef9d5ded03a7e1e6f5c800bf01d02c1289c2e5234b8ed2b430ad0438837b32da22a753d07b0d1ee918dca8567a8c6c3619a8050c3bd5

    • F:\$RECYCLE.BIN\S-1-5-21-3434294380-2554721341-1919518612-1000\_desktop.ini

      Filesize

      9B

      MD5

      5412111268dd2c1fb1cf8697bfab9b6c

      SHA1

      16d0b289e83c74cb50a004edd7c5750ac706f321

      SHA256

      f3aa35be7048ddbf11fc581e5f9476745d75bcf097e121ba2915614e360a0cdc

      SHA512

      13fc5bf11faaf5471fde8a1bafdcc6d27521bad796e5e532c94d9c8232dd70088e70b6d5ac60c4c15d13e59926ac38e9a9e01b4dd4694a77d70bdd1ae7005ccf

    • memory/1208-28-0x0000000002E00000-0x0000000002E01000-memory.dmp

      Filesize

      4KB

    • memory/2708-19-0x0000000000400000-0x0000000000440000-memory.dmp

      Filesize

      256KB

    • memory/2708-17-0x0000000000230000-0x0000000000270000-memory.dmp

      Filesize

      256KB

    • memory/2708-0-0x0000000000400000-0x0000000000440000-memory.dmp

      Filesize

      256KB

    • memory/2708-15-0x0000000000230000-0x0000000000270000-memory.dmp

      Filesize

      256KB

    • memory/3064-32-0x0000000000400000-0x0000000000440000-memory.dmp

      Filesize

      256KB

    • memory/3064-2365-0x0000000000400000-0x0000000000440000-memory.dmp

      Filesize

      256KB

    • memory/3064-4154-0x0000000000400000-0x0000000000440000-memory.dmp

      Filesize

      256KB