Analysis

  • max time kernel
    150s
  • max time network
    122s
  • platform
    windows7_x64
  • resource
    win7-20240708-en
  • resource tags

    arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
  • submitted
    19-09-2024 06:12

General

  • Target

    be4214a2521a6dd6c417b1db295b33fcb339910907228e45325777c4c6370c94.exe

  • Size

    11.1MB

  • MD5

    5b407daa3321c0b4ee51d3ceee0e6efc

  • SHA1

    fe9402681ed4b5dd78a737a613373f5fd42fa3bf

  • SHA256

    be4214a2521a6dd6c417b1db295b33fcb339910907228e45325777c4c6370c94

  • SHA512

    74970e6be59fd03f651cb1170e1d7f882a0d8898fdcabfb32e53b686f4b504e9ea385859a7cb727ec7828d7661234e299b5c8a1c80d0cf1320fb28ce596259a7

  • SSDEEP

    98304:VFb+0ChEPIGiq3y3vx+w9TbfjJ+kdfpK46Tle36jknz9Y:Vl+kIGv3y/x+KTbfjJ+kdnAlejY

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:1180
      • C:\Users\Admin\AppData\Local\Temp\be4214a2521a6dd6c417b1db295b33fcb339910907228e45325777c4c6370c94.exe
        "C:\Users\Admin\AppData\Local\Temp\be4214a2521a6dd6c417b1db295b33fcb339910907228e45325777c4c6370c94.exe"
        2⤵
        • Drops file in Windows directory
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of WriteProcessMemory
        PID:2368
        • C:\Windows\SysWOW64\net.exe
          net stop "Kingsoft AntiVirus Service"
          3⤵
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:2540
          • C:\Windows\SysWOW64\net1.exe
            C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
            4⤵
            • System Location Discovery: System Language Discovery
            PID:2052
        • C:\Windows\SysWOW64\cmd.exe
          cmd /c C:\Users\Admin\AppData\Local\Temp\$$aCDDA.bat
          3⤵
          • Deletes itself
          • Loads dropped DLL
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:2104
          • C:\Users\Admin\AppData\Local\Temp\be4214a2521a6dd6c417b1db295b33fcb339910907228e45325777c4c6370c94.exe
            "C:\Users\Admin\AppData\Local\Temp\be4214a2521a6dd6c417b1db295b33fcb339910907228e45325777c4c6370c94.exe"
            4⤵
            • Executes dropped EXE
            PID:2736
        • 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:2332
          • C:\Windows\SysWOW64\net.exe
            net stop "Kingsoft AntiVirus Service"
            4⤵
            • System Location Discovery: System Language Discovery
            • Suspicious use of WriteProcessMemory
            PID:2828
            • C:\Windows\SysWOW64\net1.exe
              C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
              5⤵
              • System Location Discovery: System Language Discovery
              PID:2768
          • C:\Windows\SysWOW64\net.exe
            net stop "Kingsoft AntiVirus Service"
            4⤵
            • System Location Discovery: System Language Discovery
            • Suspicious use of WriteProcessMemory
            PID:2620
            • C:\Windows\SysWOW64\net1.exe
              C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
              5⤵
              • System Location Discovery: System Language Discovery
              PID:2884

    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

      484KB

      MD5

      a803cec17e97a23f06f00bad17aa1236

      SHA1

      7a5c9795e740bbf318d745de0eb80adb7d74538d

      SHA256

      2846d29686b5eef885188d8c5dc0ff71e19a25d497490f99f99e837959a7b7ff

      SHA512

      ca0b62858ee4af691cd9dfa6c9325d4dbe1e2dd232c8f30e24156dc9560211666724e41e305467475760b80bdbed429887e2032191147c60504fb04e512ca620

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

      Filesize

      722B

      MD5

      739886eef68a69e4617a1e9457667ab1

      SHA1

      ebc06b827e9485519cb8e2e31cddad4913e9df55

      SHA256

      e30cfc2a2556e049503d247fa2505f50a2eee9647af3cf98be644bd99587fd89

      SHA512

      4f3a0f0969852113b9f3322cabe0a87870b43f4a749f23eeda6c5f2fd5aea1f5024fa218a1b85f662a7475dfaa853b4632c5a21e082d7fde9b2642eade31f932

    • C:\Users\Admin\AppData\Local\Temp\be4214a2521a6dd6c417b1db295b33fcb339910907228e45325777c4c6370c94.exe.exe

      Filesize

      11.0MB

      MD5

      b45b7bd6eb92c5b65378d8d0a0964747

      SHA1

      5ca6f198ac83c90496110259b57ff4a5f47b64bb

      SHA256

      5f1d9218f9735a763ffecc47c7b6f0c342b7f1a5da835733e0b3b73903f864a0

      SHA512

      bde39c4b6d04caae8280bdd53e6036c53ed394a72f0d4d1273c149175570e8a87f87c8963869c96834fef7e82893da38c49ce4aaa1851e65c055dbbcac7c1708

    • C:\Windows\Logo1_.exe

      Filesize

      39KB

      MD5

      abb9a80df3006b0d301bdc994ed2c37f

      SHA1

      30946837d9bf8c65151ef22dd27416249087de89

      SHA256

      00b8befe4eb2c186c359ff3d0ac5257c740d950037741e847eac917789e2a6e2

      SHA512

      dc8aea8d76ed69814651d734492e4d1c0f1d9236d4098fa7dae2bf76070338e96e4e1e316bdc77be06109b203b2b1f340fb820660ab82e04b3d7375504d577f1

    • F:\$RECYCLE.BIN\S-1-5-21-1506706701-1246725540-2219210854-1000\_desktop.ini

      Filesize

      9B

      MD5

      82fa69b12ac2df558c85e86426eb13eb

      SHA1

      ad90b8756e3bebe04450f6950419c761844d7b7e

      SHA256

      f7622a3740b818722e46a36b5aeb1c0ba6bec25bec811e3dcfe0b5ba1d728775

      SHA512

      3c4da39d3b0d68ade3ff8ded69bf1e78a1ef88f7ed70c85572ae06e6be78155ffc2f557f577208e579191be2d8be2a1fa833b9ca74a35bb69cf9c32c23f4d99f

    • memory/1180-29-0x00000000025A0000-0x00000000025A1000-memory.dmp

      Filesize

      4KB

    • memory/2332-32-0x0000000000400000-0x000000000043D000-memory.dmp

      Filesize

      244KB

    • memory/2332-3001-0x0000000000400000-0x000000000043D000-memory.dmp

      Filesize

      244KB

    • memory/2332-20-0x0000000000400000-0x000000000043D000-memory.dmp

      Filesize

      244KB

    • memory/2332-4190-0x0000000000400000-0x000000000043D000-memory.dmp

      Filesize

      244KB

    • memory/2368-16-0x00000000001C0000-0x00000000001FD000-memory.dmp

      Filesize

      244KB

    • memory/2368-17-0x00000000001C0000-0x00000000001FD000-memory.dmp

      Filesize

      244KB

    • memory/2368-0-0x0000000000400000-0x000000000043D000-memory.dmp

      Filesize

      244KB

    • memory/2368-18-0x0000000000400000-0x000000000043D000-memory.dmp

      Filesize

      244KB