Analysis

  • max time kernel
    145s
  • max time network
    147s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    30-05-2024 02:19

General

  • Target

    23c792a0e3bfe323ccd3330636e9e6c9d9a3f891d4559cfc300199093da47236.exe

  • Size

    422KB

  • MD5

    7e2632792d5411571ebc177628b7e92d

  • SHA1

    a5d85a955602be6d71cc641448e541edc772bb81

  • SHA256

    23c792a0e3bfe323ccd3330636e9e6c9d9a3f891d4559cfc300199093da47236

  • SHA512

    5d77e41ef8360e02cb4577cdd29fbb8bcc370f880296f92f566b981cc6ec102bbd268f2289ad3ee8b56c59c1228ba278d64a657464cb148c549a4d7c9f7737ee

  • SSDEEP

    6144:wwrvOkgBWZb4JhiGu1WYw7ZN4N9rydQTFhQKWI/QX15oVnm89G:BOkgBWR4Hi51WYw7ZN4b4QjQKF4DImh

Score
7/10

Malware Config

Signatures

  • Loads dropped DLL 1 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: MapViewOfSection 1 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\23c792a0e3bfe323ccd3330636e9e6c9d9a3f891d4559cfc300199093da47236.exe
    "C:\Users\Admin\AppData\Local\Temp\23c792a0e3bfe323ccd3330636e9e6c9d9a3f891d4559cfc300199093da47236.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of NtSetInformationThreadHideFromDebugger
    • Suspicious use of SetThreadContext
    • Suspicious behavior: MapViewOfSection
    • Suspicious use of WriteProcessMemory
    PID:2292
    • C:\Users\Admin\AppData\Local\Temp\23c792a0e3bfe323ccd3330636e9e6c9d9a3f891d4559cfc300199093da47236.exe
      "C:\Users\Admin\AppData\Local\Temp\23c792a0e3bfe323ccd3330636e9e6c9d9a3f891d4559cfc300199093da47236.exe"
      2⤵
      • Adds Run key to start application
      • Suspicious use of NtSetInformationThreadHideFromDebugger
      PID:2584

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • \Users\Admin\AppData\Local\Temp\nsjB07C.tmp\System.dll

    Filesize

    11KB

    MD5

    fbe295e5a1acfbd0a6271898f885fe6a

    SHA1

    d6d205922e61635472efb13c2bb92c9ac6cb96da

    SHA256

    a1390a78533c47e55cc364e97af431117126d04a7faed49390210ea3e89dd0e1

    SHA512

    2cb596971e504eaf1ce8e3f09719ebfb3f6234cea5ca7b0d33ec7500832ff4b97ec2bbe15a1fbf7e6a5b02c59db824092b9562cd8991f4d027feab6fd3177b06

  • memory/2292-17-0x0000000076EF1000-0x0000000076FF2000-memory.dmp

    Filesize

    1.0MB

  • memory/2292-18-0x0000000076EF0000-0x0000000077099000-memory.dmp

    Filesize

    1.7MB

  • memory/2584-19-0x0000000076EF0000-0x0000000077099000-memory.dmp

    Filesize

    1.7MB

  • memory/2584-21-0x0000000000460000-0x00000000014C2000-memory.dmp

    Filesize

    16.4MB