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Overview

overview

8

Static

static

3

NEAS.1380b...10.exe

windows7-x64

8

NEAS.1380b...10.exe

windows10-2004-x64

8

Analysis

  • max time kernel
    122s
  • max time network
    128s
  • platform
    windows7_x64
  • resource
    win7-20231023-en
  • resource tags

    arch:x64arch:x86image:win7-20231023-enlocale:en-usos:windows7-x64system
  • submitted
    01/11/2023, 06:00

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General

  • Target

    NEAS.1380be22df410cedb771834c6c38d310.exe

  • Size

    328KB

  • MD5

    1380be22df410cedb771834c6c38d310

  • SHA1

    a54e339316224b5821d8f8b879d994f930cb8724

  • SHA256

    c06a5dc04ba1bacf5fbbeda165870abe89d79dca8a808391bd9a8526d70834a2

  • SHA512

    2c1b17ee88d0138d88a571785e9453a953a64df086e7a6a73dc359170dff15be635b7ba39e21550c8c65f88b6b08be0e995c56b0f4f2a3eb27bcd2390dc18320

  • SSDEEP

    6144:gyWOeLm+tkxoGQvT+W4+HMc+MEGRQ6saHSMf3z0AzbLUG50Tpm+MmvbWdlL0d5aU:gCemx0vN3HKGi6sYjJLUGGtedud5tr7

Score
8/10
adwarediscoveryexploitpersistencestealer

Malware Config

Signatures

  • Drops file in Drivers directory 1 IoCs
  • Possible privilege escalation attempt 4 IoCs
    exploit
  • Sets service image path in registry 2 TTPs 1 IoCs
    persistence
  • Deletes itself 1 IoCs
  • Modifies file permissions 1 TTPs 4 IoCs
    discovery
  • Installs/modifies Browser Helper Object 2 TTPs 4 IoCs

    BHOs are DLL modules which act as plugins for Internet Explorer.

    stealeradware
  • Maps connected drives based on registry 3 TTPs 3 IoCs

    Disk information is often read in order to detect sandboxing environments.

  • Drops file in System32 directory 4 IoCs
  • Modifies registry class 4 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: LoadsDriver 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of WriteProcessMemory 28 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\NEAS.1380be22df410cedb771834c6c38d310.exe
    "C:\Users\Admin\AppData\Local\Temp\NEAS.1380be22df410cedb771834c6c38d310.exe"
    1⤵
    • Drops file in Drivers directory
    • Sets service image path in registry
    • Installs/modifies Browser Helper Object
    • Maps connected drives based on registry
    • Drops file in System32 directory
    • Modifies registry class
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: LoadsDriver
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2148
    • C:\Windows\SysWOW64\cmd.exe
      cmd.exe /c takeown /f C:\Windows\SysWOW64\wshtcpip.dll && icacls C:\Windows\SysWOW64\wshtcpip.dll /grant administrators:F
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:2648
      • C:\Windows\SysWOW64\takeown.exe
        takeown /f C:\Windows\SysWOW64\wshtcpip.dll
        3⤵
        • Possible privilege escalation attempt
        • Modifies file permissions
        • Suspicious use of AdjustPrivilegeToken
        PID:2596
      • C:\Windows\SysWOW64\icacls.exe
        icacls C:\Windows\SysWOW64\wshtcpip.dll /grant administrators:F
        3⤵
        • Possible privilege escalation attempt
        • Modifies file permissions
        PID:2488
    • C:\Windows\SysWOW64\cmd.exe
      cmd.exe /c takeown /f C:\Windows\SysWOW64\midimap.dll && icacls C:\Windows\SysWOW64\midimap.dll /grant administrators:F
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:2540
      • C:\Windows\SysWOW64\takeown.exe
        takeown /f C:\Windows\SysWOW64\midimap.dll
        3⤵
        • Possible privilege escalation attempt
        • Modifies file permissions
        • Suspicious use of AdjustPrivilegeToken
        PID:3060
      • C:\Windows\SysWOW64\icacls.exe
        icacls C:\Windows\SysWOW64\midimap.dll /grant administrators:F
        3⤵
        • Possible privilege escalation attempt
        • Modifies file permissions
        PID:2464
    • C:\Windows\SysWOW64\cmd.exe
      cmd /c C:\Users\Admin\AppData\Local\Temp\ahnmove.bat
      2⤵
      • Deletes itself
      PID:2872

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\ahnmove.bat
    Filesize

    181B

    MD5

    ee27ddd2c689f51da1e5999d827f2a45

    SHA1

    f27b3c0330fd5c2478f1cff96ab808cfcbe26c64

    SHA256

    bf10f47d9a792b7b5ffde44a231eecbe83764f48d32a7a9fa9f0a6ec5598f7c2

    SHA512

    b029e778f2a0cd46e8f3514d80ffe196d7432be7658c5b866bf674043d0600ea296a0fa4407f7114d9ed10cbdbb8be737fdf08bd28b1332a2c24308601860f6a

    Download Submit

  • C:\Users\Admin\AppData\Local\Temp\ahnmove.bat
    Filesize

    181B

    MD5

    ee27ddd2c689f51da1e5999d827f2a45

    SHA1

    f27b3c0330fd5c2478f1cff96ab808cfcbe26c64

    SHA256

    bf10f47d9a792b7b5ffde44a231eecbe83764f48d32a7a9fa9f0a6ec5598f7c2

    SHA512

    b029e778f2a0cd46e8f3514d80ffe196d7432be7658c5b866bf674043d0600ea296a0fa4407f7114d9ed10cbdbb8be737fdf08bd28b1332a2c24308601860f6a

    Download Submit

  • memory/2148-0-0x0000000001000000-0x000000000116A000-memory.dmp

    Filesize

    1.4MB

    Download

  • memory/2148-2-0x0000000001000000-0x000000000116A000-memory.dmp

    Filesize

    1.4MB

    Download

  • memory/2148-1-0x0000000000220000-0x0000000000240000-memory.dmp

    Filesize

    128KB

    Download

  • memory/2148-4-0x0000000001000000-0x000000000116A000-memory.dmp

    Filesize

    1.4MB

    Download

  • memory/2148-14-0x0000000001000000-0x000000000116A000-memory.dmp

    Filesize

    1.4MB

    Download

  • memory/2148-29-0x0000000001000000-0x000000000116A000-memory.dmp

    Filesize

    1.4MB

    Download

  • memory/2148-30-0x0000000074AF0000-0x0000000074AF5000-memory.dmp

    Filesize

    20KB

    Download