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Overview

overview

8

Static

static

3

ec64a708a2...f9.exe

windows7-x64

8

ec64a708a2...f9.exe

windows10-2004-x64

8

Analysis

  • max time kernel
    163s
  • max time network
    166s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240412-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240412-enlocale:en-usos:windows10-2004-x64system
  • submitted
    18/04/2024, 15:27

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General

  • Target

    ec64a708a2b0fc34e2ef40d6b88ccdf695e0abccbd9df574a33ba3a1a4afcaf9.exe

  • Size

    404KB

  • MD5

    efc6cb9af265da2f0e216c682efcc0ee

  • SHA1

    5e315afad74932c4be924418ca745f23200f1cda

  • SHA256

    ec64a708a2b0fc34e2ef40d6b88ccdf695e0abccbd9df574a33ba3a1a4afcaf9

  • SHA512

    ba436d1e446540c2213b329ab7c7532dc313f557754ea2695c9238b1c635e27eee57ee2ec0a78f905e30b45849dd30a9d3b1e9f4d75deb0e056161a1f0b5bfc9

  • SSDEEP

    6144:3w9D91dOrcN3ZGXNYFNmIkYvUIelVjjVtGRyFH4:gtRfJcNYFNm8UhlZGse

Score
8/10
bootkitpersistencespywarestealer

Malware Config

Signatures

  • Blocklisted process makes network request 8 IoCs
  • Deletes itself 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 1 IoCs
  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

    spywarestealer
  • Adds Run key to start application 2 TTPs 1 IoCs
    persistence
  • Enumerates connected drives 3 TTPs 2 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Writes to the Master Boot Record (MBR) 1 TTPs 1 IoCs

    Bootkits write to the MBR to gain persistence at a level below the operating system.

    bootkitpersistence
  • Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs
  • Drops file in Program Files directory 2 IoCs
  • Checks processor information in registry 2 TTPs 2 IoCs

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

  • Runs ping.exe 1 TTPs 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 12 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\ec64a708a2b0fc34e2ef40d6b88ccdf695e0abccbd9df574a33ba3a1a4afcaf9.exe
    "C:\Users\Admin\AppData\Local\Temp\ec64a708a2b0fc34e2ef40d6b88ccdf695e0abccbd9df574a33ba3a1a4afcaf9.exe"
    1⤵
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:4020
    • C:\Windows\SysWOW64\cmd.exe
      cmd.exe /c ping 127.0.0.1 -n 2&C:\Users\Admin\AppData\Local\Temp\\fogzj.exe "C:\Users\Admin\AppData\Local\Temp\ec64a708a2b0fc34e2ef40d6b88ccdf695e0abccbd9df574a33ba3a1a4afcaf9.exe"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:456
      • C:\Windows\SysWOW64\PING.EXE
        ping 127.0.0.1 -n 2
        3⤵
        • Runs ping.exe
        PID:4968
      • C:\Users\Admin\AppData\Local\Temp\fogzj.exe
        C:\Users\Admin\AppData\Local\Temp\\fogzj.exe "C:\Users\Admin\AppData\Local\Temp\ec64a708a2b0fc34e2ef40d6b88ccdf695e0abccbd9df574a33ba3a1a4afcaf9.exe"
        3⤵
        • Deletes itself
        • Executes dropped EXE
        • Drops file in Program Files directory
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:2520
        • \??\c:\windows\SysWOW64\rundll32.exe
          c:\windows\system32\rundll32.exe "c:\Program Files\tapojz\omchf.dll",Verify C:\Users\Admin\AppData\Local\Temp\fogzj.exe
          4⤵
          • Blocklisted process makes network request
          • Loads dropped DLL
          • Adds Run key to start application
          • Enumerates connected drives
          • Writes to the Master Boot Record (MBR)
          • Suspicious use of NtSetInformationThreadHideFromDebugger
          • Checks processor information in registry
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:4744

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\fogzj.exe
    Filesize

    405KB

    MD5

    d147ea8bec57bf09a8c01b308a0325e0

    SHA1

    9d6cd074ab966bd3958429e0702f6fd3d95ba479

    SHA256

    b0dbcf9b14056bff1feaceab184f5cc8a01ab08f94450ef77b4d95d94c976e93

    SHA512

    c9896885e8639fe5a19d3fdcdc7cad2f6c268ebdd12ef878ae3197cf8a60bb58e236cd92a3c3ab4ebf1babed8b1d86c7dc8a00d3e3cb7f1ab5444fa38ef6f66c

    Download Submit

  • \??\c:\Program Files\tapojz\omchf.dll
    Filesize

    228KB

    MD5

    baf13ff42bad1fc2d16ae797b5654e1a

    SHA1

    f0730c4bed8b439ec44bea590001198e89bcf784

    SHA256

    54c2322777ac1658c4a8a442466fd9c8d0dfa4a40b1d890ddd4434db0779372d

    SHA512

    6483761ea2cdee9187295ab9ca2e8e9948b2ae5edb21bc6ba8d0655178c7e437df88ebd575d6bb907d371c5fede24862de5609606cc6a0434f64024aac15a608

    Download Submit

  • memory/2520-7-0x0000000000400000-0x0000000000464000-memory.dmp

    Filesize

    400KB

    Download

  • memory/4020-0-0x0000000000400000-0x0000000000464000-memory.dmp

    Filesize

    400KB

    Download

  • memory/4020-2-0x0000000000400000-0x0000000000464000-memory.dmp

    Filesize

    400KB

    Download

  • memory/4744-10-0x0000000010000000-0x0000000010080000-memory.dmp

    Filesize

    512KB

    Download

  • memory/4744-11-0x0000000010000000-0x0000000010080000-memory.dmp

    Filesize

    512KB

    Download

  • memory/4744-13-0x0000000010000000-0x0000000010080000-memory.dmp

    Filesize

    512KB

    Download