Analysis

  • max time kernel
    150s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    26-12-2024 02:03

General

  • Target

    150046fc66a80e4668fc08417e422c5f97489831823c898b50ca4ed6bc5a6f12.exe

  • Size

    93KB

  • MD5

    2162d29eb849e9c799f3a951e52c9d4d

  • SHA1

    386cb6a7cf616dbce0823f6ff23c1cbcb1d302e5

  • SHA256

    150046fc66a80e4668fc08417e422c5f97489831823c898b50ca4ed6bc5a6f12

  • SHA512

    64ce9074fe48c0a7bd640ff9f00f56da340f0cc2d13e34c3aa5bccf00f675287b02e7aaa73252669ff9591d646b9c400e0af11efe710ccceca4aeed59d7a323a

  • SSDEEP

    1536:oGlTr1IDavlZhbSc39YdjEwzGi1dDhDrgS:oGlSDavlZI8mqi1dtk

Malware Config

Signatures

  • Modifies Windows Firewall 2 TTPs 3 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Drops startup file 6 IoCs
  • Executes dropped EXE 1 IoCs
  • Drops file in System32 directory 2 IoCs
  • Drops file in Program Files directory 2 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Event Triggered Execution: Netsh Helper DLL 1 TTPs 9 IoCs

    Netsh.exe (also referred to as Netshell) is a command-line scripting utility used to interact with the network configuration of a system.

  • System Location Discovery: System Language Discovery 1 TTPs 5 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 behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 37 IoCs
  • Suspicious use of WriteProcessMemory 12 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\150046fc66a80e4668fc08417e422c5f97489831823c898b50ca4ed6bc5a6f12.exe
    "C:\Users\Admin\AppData\Local\Temp\150046fc66a80e4668fc08417e422c5f97489831823c898b50ca4ed6bc5a6f12.exe"
    1⤵
    • Checks computer location settings
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2168
    • C:\Users\Admin\AppData\Local\Temp\server.exe
      "C:\Users\Admin\AppData\Local\Temp\server.exe"
      2⤵
      • Drops startup file
      • Executes dropped EXE
      • Drops file in System32 directory
      • Drops file in Program Files directory
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: GetForegroundWindowSpam
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:4520
      • C:\Windows\SysWOW64\netsh.exe
        netsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\server.exe" "server.exe" ENABLE
        3⤵
        • Modifies Windows Firewall
        • Event Triggered Execution: Netsh Helper DLL
        • System Location Discovery: System Language Discovery
        PID:3400
      • C:\Windows\SysWOW64\netsh.exe
        netsh firewall delete allowedprogram "C:\Users\Admin\AppData\Local\Temp\server.exe"
        3⤵
        • Modifies Windows Firewall
        • Event Triggered Execution: Netsh Helper DLL
        • System Location Discovery: System Language Discovery
        PID:3984
      • C:\Windows\SysWOW64\netsh.exe
        netsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\server.exe" "server.exe" ENABLE
        3⤵
        • Modifies Windows Firewall
        • Event Triggered Execution: Netsh Helper DLL
        • System Location Discovery: System Language Discovery
        PID:4568

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

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

    Filesize

    93KB

    MD5

    2162d29eb849e9c799f3a951e52c9d4d

    SHA1

    386cb6a7cf616dbce0823f6ff23c1cbcb1d302e5

    SHA256

    150046fc66a80e4668fc08417e422c5f97489831823c898b50ca4ed6bc5a6f12

    SHA512

    64ce9074fe48c0a7bd640ff9f00f56da340f0cc2d13e34c3aa5bccf00f675287b02e7aaa73252669ff9591d646b9c400e0af11efe710ccceca4aeed59d7a323a

  • C:\Users\Admin\AppData\Roaming\app

    Filesize

    5B

    MD5

    5014379cf5fa31db8a73d68d6353a145

    SHA1

    2a1a5138e8c9e7547caae1c9fb223afbf714ed00

    SHA256

    538b830838cbf62e6ce267b48e2eb165030686e5b6317f0b1e9205a3e08c73b8

    SHA512

    5091a16ef7730449601a70b5ef5512a93c98c76beb8cfee1adc9d39780c49b1d712e764720b04e44e18c7b08633c5d453793462c18dc6bef14d82bf69892e18f

  • memory/2168-0-0x00000000754C2000-0x00000000754C3000-memory.dmp

    Filesize

    4KB

  • memory/2168-1-0x00000000754C0000-0x0000000075A71000-memory.dmp

    Filesize

    5.7MB

  • memory/2168-2-0x00000000754C0000-0x0000000075A71000-memory.dmp

    Filesize

    5.7MB

  • memory/2168-13-0x00000000754C0000-0x0000000075A71000-memory.dmp

    Filesize

    5.7MB

  • memory/4520-15-0x00000000754C0000-0x0000000075A71000-memory.dmp

    Filesize

    5.7MB

  • memory/4520-14-0x00000000754C0000-0x0000000075A71000-memory.dmp

    Filesize

    5.7MB

  • memory/4520-39-0x00000000754C0000-0x0000000075A71000-memory.dmp

    Filesize

    5.7MB