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Analysis

  • max time kernel
    150s
  • max time network
    121s
  • platform
    windows7_x64
  • resource
    win7-20230831-en
  • resource tags

    arch:x64arch:x86image:win7-20230831-enlocale:en-usos:windows7-x64system
  • submitted
    14/10/2023, 17:56

General

  • Target

    NEAS.5f9b918be629c0217b96027d655afcf0.exe

  • Size

    277KB

  • MD5

    5f9b918be629c0217b96027d655afcf0

  • SHA1

    7676999c3d2e8ad4e8a2f0620563df6ff351db2d

  • SHA256

    7626ed9a2608738ec8b6127a1ed913e3e9baac5a07184f2f4353593f89eac621

  • SHA512

    7308706ae7817ec3317bb58814a34cf96e5b63bb0a7ec92c69d9e2a1d5171105eeab50b7bbb02ee0e27e021ab315e880e90dfe273423a9992588a7653ca7d45f

  • SSDEEP

    6144:6XZi7rLUjD5h6encyH6wjeKnJc+coPlUEm0H8gWjdN:cYUjD5hgyxJc+rBH8g

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 22 IoCs
  • Drops file in Program Files directory 64 IoCs
  • Drops file in Windows directory 48 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\NEAS.5f9b918be629c0217b96027d655afcf0.exe
    "C:\Users\Admin\AppData\Local\Temp\NEAS.5f9b918be629c0217b96027d655afcf0.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:1408
    • C:\Users\Admin\AppData\Local\Temp\3CB2.tmp
      C:\Users\Admin\AppData\Local\Temp\3CB2.tmp
      2⤵
      • Executes dropped EXE
      • Drops file in System32 directory
      • Drops file in Program Files directory
      • Drops file in Windows directory
      PID:1944

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\3CB2.tmp

    Filesize

    145KB

    MD5

    c610e7ccd6859872c585b2a85d7dc992

    SHA1

    362b3d4b72e3add687c209c79b500b7c6a246d46

    SHA256

    14063fc61dc71b9881d75e93a587c27a6daf8779ff5255a24a042beace541041

    SHA512

    8570aad2ae8b5dcba00fc5ebf3dc0ea117e96cc88a83febd820c5811bf617a6431c1367b3eb88332f43f80b30ebe2c298c22dcc44860a075f7b41bf350236666

  • C:\Users\Admin\AppData\Local\Temp\3CB2.tmp

    Filesize

    145KB

    MD5

    c610e7ccd6859872c585b2a85d7dc992

    SHA1

    362b3d4b72e3add687c209c79b500b7c6a246d46

    SHA256

    14063fc61dc71b9881d75e93a587c27a6daf8779ff5255a24a042beace541041

    SHA512

    8570aad2ae8b5dcba00fc5ebf3dc0ea117e96cc88a83febd820c5811bf617a6431c1367b3eb88332f43f80b30ebe2c298c22dcc44860a075f7b41bf350236666

  • C:\Users\Admin\AppData\Local\Temp\3CB2.tmp

    Filesize

    145KB

    MD5

    c610e7ccd6859872c585b2a85d7dc992

    SHA1

    362b3d4b72e3add687c209c79b500b7c6a246d46

    SHA256

    14063fc61dc71b9881d75e93a587c27a6daf8779ff5255a24a042beace541041

    SHA512

    8570aad2ae8b5dcba00fc5ebf3dc0ea117e96cc88a83febd820c5811bf617a6431c1367b3eb88332f43f80b30ebe2c298c22dcc44860a075f7b41bf350236666

  • \Users\Admin\AppData\Local\Temp\3CB2.tmp

    Filesize

    145KB

    MD5

    c610e7ccd6859872c585b2a85d7dc992

    SHA1

    362b3d4b72e3add687c209c79b500b7c6a246d46

    SHA256

    14063fc61dc71b9881d75e93a587c27a6daf8779ff5255a24a042beace541041

    SHA512

    8570aad2ae8b5dcba00fc5ebf3dc0ea117e96cc88a83febd820c5811bf617a6431c1367b3eb88332f43f80b30ebe2c298c22dcc44860a075f7b41bf350236666

  • \Users\Admin\AppData\Local\Temp\3CB2.tmp

    Filesize

    145KB

    MD5

    c610e7ccd6859872c585b2a85d7dc992

    SHA1

    362b3d4b72e3add687c209c79b500b7c6a246d46

    SHA256

    14063fc61dc71b9881d75e93a587c27a6daf8779ff5255a24a042beace541041

    SHA512

    8570aad2ae8b5dcba00fc5ebf3dc0ea117e96cc88a83febd820c5811bf617a6431c1367b3eb88332f43f80b30ebe2c298c22dcc44860a075f7b41bf350236666

  • memory/1408-0-0x0000000000290000-0x00000000002C6000-memory.dmp

    Filesize

    216KB

  • memory/1408-1-0x0000000000400000-0x0000000000486000-memory.dmp

    Filesize

    536KB

  • memory/1408-12-0x0000000000400000-0x0000000000486000-memory.dmp

    Filesize

    536KB