Analysis

  • max time kernel
    129s
  • max time network
    132s
  • platform
    windows7_x64
  • resource
    win7-20231020-en
  • resource tags

    arch:x64arch:x86image:win7-20231020-enlocale:en-usos:windows7-x64system
  • submitted
    23/10/2023, 23:35

General

  • Target

    379669d21c393db87332ea85fa2092cfa5c6f1a1e2da7cb198380fa5746eefb2.dll

  • Size

    2.6MB

  • MD5

    7bb511ea6574d105305839a34410c776

  • SHA1

    f49c5748889cffe7d205435ef1dd217e05be298e

  • SHA256

    379669d21c393db87332ea85fa2092cfa5c6f1a1e2da7cb198380fa5746eefb2

  • SHA512

    11bdbb62d3fac1638c4f6c1ed321329f396e5d097b07c804fa1d804543b934132fc721bd1a7fb0b5ebed25066e16d353eb4c86100b1bc6a1fa898ecd9f4c63fc

  • SSDEEP

    49152:oYQq4Fj+9Z4Hq0kmiy51O6xmKL1MUEpXhEQTZ1lsc07Pm0afhQvIH+GTBTfP:Hz4e4HzYy51ON6MH2mbf+vk+cb

Score
7/10

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 2 IoCs
  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Drops file in System32 directory 64 IoCs
  • Drops file in Program Files directory 64 IoCs
  • Drops file in Windows directory 48 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\379669d21c393db87332ea85fa2092cfa5c6f1a1e2da7cb198380fa5746eefb2.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:328
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\379669d21c393db87332ea85fa2092cfa5c6f1a1e2da7cb198380fa5746eefb2.dll,#1
      2⤵
      • Loads dropped DLL
      • Suspicious use of WriteProcessMemory
      PID:2520
      • C:\Users\Admin\AppData\Local\Temp\67B8.tmp
        C:\Users\Admin\AppData\Local\Temp\67B8.tmp
        3⤵
        • Executes dropped EXE
        • Drops file in System32 directory
        • Drops file in Program Files directory
        • Drops file in Windows directory
        PID:2688

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        • C:\Users\Admin\AppData\Local\Temp\67B8.tmp

          Filesize

          145KB

          MD5

          c610e7ccd6859872c585b2a85d7dc992

          SHA1

          362b3d4b72e3add687c209c79b500b7c6a246d46

          SHA256

          14063fc61dc71b9881d75e93a587c27a6daf8779ff5255a24a042beace541041

          SHA512

          8570aad2ae8b5dcba00fc5ebf3dc0ea117e96cc88a83febd820c5811bf617a6431c1367b3eb88332f43f80b30ebe2c298c22dcc44860a075f7b41bf350236666

        • C:\Users\Admin\AppData\Local\Temp\67B8.tmp

          Filesize

          145KB

          MD5

          c610e7ccd6859872c585b2a85d7dc992

          SHA1

          362b3d4b72e3add687c209c79b500b7c6a246d46

          SHA256

          14063fc61dc71b9881d75e93a587c27a6daf8779ff5255a24a042beace541041

          SHA512

          8570aad2ae8b5dcba00fc5ebf3dc0ea117e96cc88a83febd820c5811bf617a6431c1367b3eb88332f43f80b30ebe2c298c22dcc44860a075f7b41bf350236666

        • C:\Users\Admin\AppData\Local\Temp\67B8.tmp

          Filesize

          145KB

          MD5

          c610e7ccd6859872c585b2a85d7dc992

          SHA1

          362b3d4b72e3add687c209c79b500b7c6a246d46

          SHA256

          14063fc61dc71b9881d75e93a587c27a6daf8779ff5255a24a042beace541041

          SHA512

          8570aad2ae8b5dcba00fc5ebf3dc0ea117e96cc88a83febd820c5811bf617a6431c1367b3eb88332f43f80b30ebe2c298c22dcc44860a075f7b41bf350236666

        • \Users\Admin\AppData\Local\Temp\67B8.tmp

          Filesize

          145KB

          MD5

          c610e7ccd6859872c585b2a85d7dc992

          SHA1

          362b3d4b72e3add687c209c79b500b7c6a246d46

          SHA256

          14063fc61dc71b9881d75e93a587c27a6daf8779ff5255a24a042beace541041

          SHA512

          8570aad2ae8b5dcba00fc5ebf3dc0ea117e96cc88a83febd820c5811bf617a6431c1367b3eb88332f43f80b30ebe2c298c22dcc44860a075f7b41bf350236666

        • \Users\Admin\AppData\Local\Temp\67B8.tmp

          Filesize

          145KB

          MD5

          c610e7ccd6859872c585b2a85d7dc992

          SHA1

          362b3d4b72e3add687c209c79b500b7c6a246d46

          SHA256

          14063fc61dc71b9881d75e93a587c27a6daf8779ff5255a24a042beace541041

          SHA512

          8570aad2ae8b5dcba00fc5ebf3dc0ea117e96cc88a83febd820c5811bf617a6431c1367b3eb88332f43f80b30ebe2c298c22dcc44860a075f7b41bf350236666

        • memory/2520-0-0x0000000000300000-0x00000000003CD000-memory.dmp

          Filesize

          820KB

        • memory/2520-1-0x0000000000300000-0x00000000003CD000-memory.dmp

          Filesize

          820KB