Overview

overview

10

Static

static

b0677e12d7...77.exe

windows7_x64

10

b0677e12d7...77.exe

windows10-2004_x64

10

Analysis

  • max time kernel
    131s
  • max time network
    135s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-en-20220113
  • submitted
    19-03-2022 12:17

Sharing

Copy URL
Twitter E-mail
Report Analysis Logs

General

  • Target

    b0677e12d72e6db277aec45035d4fdf1e7c2530716dbb569d273174eccec4877.exe

  • Size

    449KB

  • MD5

    0fefe78a6c226caf79629cd3548a97ba

  • SHA1

    9e054c90cf8f18f2303c209590475f596bcc56bf

  • SHA256

    b0677e12d72e6db277aec45035d4fdf1e7c2530716dbb569d273174eccec4877

  • SHA512

    e79aa0ef473d6ec6bc8f87567c2a5a81c2ec157637c8899c5a74aadd8ea8dd3cc9897ae07aba778aa827f079c78aa5ebf28839890e37e23a6bb98a842be6cd2e

Score
10/10
matiexcollectionevasionkeyloggerspywarestealer

Malware Config

Extracted

Family

matiex

C2

https://api.telegram.org/bot1474029845:AAESF02q0JZytndFFaKINAGOHrylDk8NpJA/sendMessage?chat_id=1481651786

Signatures

  • Matiex

    Matiex is a keylogger and infostealer first seen in July 2020.

    stealerkeyloggermatiex
  • Matiex Main Payload 1 IoCs
  • Looks for VirtualBox Guest Additions in registry 2 TTPs
    evasion
  • Looks for VMWare Tools registry key 2 TTPs
    evasion
  • Checks BIOS information in registry 2 TTPs 2 IoCs

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

  • Drops startup file 1 IoCs
  • Reads data files stored by FTP clients 2 TTPs

    Tries to access configuration files associated with programs like FileZilla.

    spywarestealer
  • Reads user/profile data of web browsers 2 TTPs

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

    spywarestealer
  • Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
    collection
  • Looks up external IP address via web service 2 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • Maps connected drives based on registry 3 TTPs 2 IoCs

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

  • Suspicious use of SetThreadContext 1 IoCs
  • Program crash 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 7 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\b0677e12d72e6db277aec45035d4fdf1e7c2530716dbb569d273174eccec4877.exe
    "C:\Users\Admin\AppData\Local\Temp\b0677e12d72e6db277aec45035d4fdf1e7c2530716dbb569d273174eccec4877.exe"
    1⤵
    • Checks BIOS information in registry
    • Maps connected drives based on registry
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1996
    • C:\Users\Admin\AppData\Local\Temp\b0677e12d72e6db277aec45035d4fdf1e7c2530716dbb569d273174eccec4877.exe
      "{path}"
      2⤵
      • Drops startup file
      • Accesses Microsoft Outlook profiles
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • outlook_office_path
      • outlook_win_path
      PID:4956
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 4956 -s 1764
        3⤵
        • Program crash
        PID:4572
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 412 -p 4956 -ip 4956
    1⤵
      PID:228

    Network

    MITRE ATT&CK Matrix ATT&CK v6

    Initial Access

    Execution

    Persistence

    Privilege Escalation

    Defense Evasion

    Virtualization/Sandbox Evasion

    2
    T1497

    Credential Access

    Credentials in Files

    2
    T1081

    Discovery

    Query Registry

    4
    T1012

    Virtualization/Sandbox Evasion

    2
    T1497

    System Information Discovery

    2
    T1082

    Peripheral Device Discovery

    1
    T1120

    Lateral Movement

    Collection

    Data from Local System

    2
    T1005

    Email Collection

    1
    T1114

    Exfiltration

    Command and Control

    Impact

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\b0677e12d72e6db277aec45035d4fdf1e7c2530716dbb569d273174eccec4877.exe.log
      MD5

      ddde88120da5a6e61cf1c0d1fc3f5c99

      SHA1

      aef94de11f90c3e6a99478c03d24aa355a6d0e52

      SHA256

      353067996dbacb8d3ae38dcc754d06b92e34b8511ebe2fda8c2358bbf6b79924

      SHA512

      64994ad92b4751bf3d580ec683e9387d9f05fe44bcb80c343470e992ac793f94f4811ab7c4f2e7240d40d5fe49df8191b781ef994a7c30df1f80940c7b06e8bd

      Download Submit
    • memory/1996-136-0x0000000008880000-0x0000000008DAC000-memory.dmp
      Filesize

      5.2MB

      Download
    • memory/1996-132-0x0000000004C00000-0x0000000004C92000-memory.dmp
      Filesize

      584KB

      Download
    • memory/1996-133-0x0000000074F90000-0x0000000075740000-memory.dmp
      Filesize

      7.7MB

      Download
    • memory/1996-134-0x0000000004BD0000-0x0000000004BDA000-memory.dmp
      Filesize

      40KB

      Download
    • memory/1996-135-0x0000000004C00000-0x00000000051A4000-memory.dmp
      Filesize

      5.6MB

      Download
    • memory/1996-130-0x00000000001B0000-0x0000000000226000-memory.dmp
      Filesize

      472KB

      Download
    • memory/1996-137-0x00000000090C0000-0x000000000915C000-memory.dmp
      Filesize

      624KB

      Download
    • memory/1996-138-0x0000000009170000-0x00000000091D6000-memory.dmp
      Filesize

      408KB

      Download
    • memory/1996-131-0x00000000051B0000-0x0000000005754000-memory.dmp
      Filesize

      5.6MB

      Download
    • memory/4956-139-0x0000000000400000-0x0000000000476000-memory.dmp
      Filesize

      472KB

      Download
    • memory/4956-141-0x0000000074F90000-0x0000000075740000-memory.dmp
      Filesize

      7.7MB

      Download
    • memory/4956-142-0x00000000054C0000-0x0000000005A64000-memory.dmp
      Filesize

      5.6MB

      Download