Analysis

  • max time kernel
    120s
  • max time network
    101s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    05-08-2024 13:05

General

  • Target

    929f775f2fc187385758ca74613c2340N.exe

  • Size

    179KB

  • MD5

    929f775f2fc187385758ca74613c2340

  • SHA1

    37cfc1032389f42672ffe4dad730e96b5afa8ce8

  • SHA256

    d910cca45030e1c5fc540eea2ef8d6b9d2cf7acc7cba7b9f741830c3d77b3c90

  • SHA512

    2fe44b283bb1c30944196952954778292f43570dbbd9785e94a930a2b004bfaa7823fc6b8052f52ad5da7a941fde82f8f8c3214a614f748b2f5ce97e9a8dca66

  • SSDEEP

    3072:pXTTASJKf2n5AxE2NpxOa2XdU2QF4s5XgIDFyHb8kHofL/09rGB:pvASJKenie2xT2NU2OTFQb8Fb0IB

Malware Config

Signatures

  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Checks for any installed AV software in registry 1 TTPs 3 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of WriteProcessMemory 21 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\929f775f2fc187385758ca74613c2340N.exe
    "C:\Users\Admin\AppData\Local\Temp\929f775f2fc187385758ca74613c2340N.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:4528
    • C:\Windows\SysWOW64\svchost.exe
      C:\ProgramData\bh6f8bh4b2.exe
      2⤵
      • Adds Run key to start application
      • Checks for any installed AV software in registry
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:3124
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\hnb98F1.tmp.bat" "C:\Users\Admin\AppData\Local\Temp\929f775f2fc187385758ca74613c2340N.exe""
      2⤵
      • System Location Discovery: System Language Discovery
      PID:4072

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\hnb98F1.tmp.bat

    Filesize

    33B

    MD5

    335358a825939234dc393c684c9120fd

    SHA1

    bab305eb6d607d016df98fa4ed8ace841070205b

    SHA256

    1faa16b8472947a48a07cafa350f58c9cdad28171736a13685a3712003c65ae8

    SHA512

    3ced532b6e089c4e9bee0c34c41a5b587d8b23aaff255b19b74c72f315673adcbc468236ccdbab5c14b30a7e6f386e57e8b956e09c33cb34ebe786b37bd08398

  • memory/3124-287-0x0000000000E40000-0x0000000000EB6000-memory.dmp

    Filesize

    472KB

  • memory/3124-616-0x0000000000C00000-0x0000000000E00000-memory.dmp

    Filesize

    2.0MB

  • memory/3124-311-0x0000000000E40000-0x0000000000EB6000-memory.dmp

    Filesize

    472KB

  • memory/3124-283-0x0000000000C00000-0x0000000000E00000-memory.dmp

    Filesize

    2.0MB

  • memory/3124-285-0x0000000000E40000-0x0000000000EB6000-memory.dmp

    Filesize

    472KB

  • memory/3124-290-0x0000000000E40000-0x0000000000EB6000-memory.dmp

    Filesize

    472KB

  • memory/3124-294-0x0000000000E40000-0x0000000000EB6000-memory.dmp

    Filesize

    472KB

  • memory/3124-307-0x0000000000C00000-0x0000000000E00000-memory.dmp

    Filesize

    2.0MB

  • memory/3124-281-0x0000000000E40000-0x0000000000EB6000-memory.dmp

    Filesize

    472KB

  • memory/3124-3-0x0000000000E40000-0x0000000000EB6000-memory.dmp

    Filesize

    472KB

  • memory/3124-2-0x0000000000830000-0x0000000000831000-memory.dmp

    Filesize

    4KB

  • memory/3124-615-0x0000000000C00000-0x0000000000E00000-memory.dmp

    Filesize

    2.0MB

  • memory/3124-599-0x0000000000E40000-0x0000000000EB6000-memory.dmp

    Filesize

    472KB

  • memory/3124-286-0x0000000000E40000-0x0000000000EB6000-memory.dmp

    Filesize

    472KB

  • memory/4528-0-0x0000000000850000-0x0000000000880000-memory.dmp

    Filesize

    192KB

  • memory/4528-587-0x0000000003710000-0x0000000003786000-memory.dmp

    Filesize

    472KB

  • memory/4528-589-0x0000000003710000-0x0000000003786000-memory.dmp

    Filesize

    472KB

  • memory/4528-595-0x0000000000850000-0x0000000000880000-memory.dmp

    Filesize

    192KB

  • memory/4528-591-0x0000000003710000-0x0000000003786000-memory.dmp

    Filesize

    472KB