Overview

overview

10

Static

static

Fișă de ...20.exe

windows7_x64

10

Fișă de ...20.exe

windows10-2004_x64

10

Analysis

  • max time kernel
    66s
  • max time network
    120s
  • platform
    windows7_x64
  • resource
    win7-20220414-en
  • submitted
    21-05-2022 03:27

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General

  • Target

    Fișă de plată 0005102002 20.07.2020.exe

  • Size

    1.1MB

  • MD5

    3ccc6923e0cd1effbc2524ccf2edd208

  • SHA1

    8a09e63ddafc9d07dd8859ac2d0a4e10c7b7eef7

  • SHA256

    f1321e05a620c4258dabb652cae6f4f5609c8f21c2fa187fa30bb126e46e50b6

  • SHA512

    6bef9b482e42e76a0318262cfdac53d6913712beebeef5d4aa34a190a34503ca3dc72bebb13d6f5a5642ccdb20bc06428dda42feb85d21ade6a035a6a1dca41e

Score
10/10
massloggercollectionransomwarespywarestealer

Malware Config

Extracted

Path

C:\Users\Admin\AppData\Local\79FE0CC911\Log.txt

Family

masslogger

Ransom Note
<|| v2.1.0.0 ||> User Name: Admin IP: 154.61.71.51 Location: United States Windows OS: Microsoft Windows 7 Ultimate 64bit Windows Serial Key: D4F6K-QK3RD-TMVMJ-BBMRX-3MBMV CPU: Intel Core Processor (Broadwell) GPU: Standard VGA Graphics Adapter AV: NA Screen Resolution: 1280x720 Current Time: 5/21/2022 5:09:08 AM MassLogger Started: 5/21/2022 5:08:57 AM Interval: 96 hour MassLogger Process: C:\Users\Admin\AppData\Local\Temp\Fișă de plată 0005102002 20.07.2020.exe MassLogger Melt: false MassLogger Exit after delivery: false As Administrator: True Processes: <|| WD Exclusion ||> Disabled <|| Binder ||> Disabled <|| Downloader ||> Disabled <|| USB Spread ||> Disabled <|| Window Searcher ||> Disabled <|| Bot Killer ||> Disabled <|| Search And Upload ||> Disabled <|| Telegram Desktop ||> Not Installed <|| Pidgin ||> Not Installed <|| FileZilla ||> Not Installed <|| Discord Tokken ||> Not Installed <|| NordVPN ||> Not Installed <|| Outlook ||> Not Installed <|| FoxMail ||> Not Installed <|| Thunderbird ||> Not Installed <|| FireFox ||> Not Found <|| QQ Browser ||> Not Installed <|| Chromium Recovery ||> Not Installed or Not Found <|| Keylogger And Clipboard ||> Disabled

Signatures

  • MassLogger

    Masslogger is a .NET stealer targeting passwords from browsers, email and cryptocurrency clients.

    stealerspywaremasslogger
  • MassLogger log file 1 IoCs

    Detects a log file produced by MassLogger.

  • Checks computer location settings 2 TTPs 1 IoCs

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

  • 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 35 IoCs
    collection
  • Looks up external IP address via web service 1 IoCs

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

  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Creates scheduled task(s) 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

    persistence
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 13 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Fișă de plată 0005102002 20.07.2020.exe
    "C:\Users\Admin\AppData\Local\Temp\Fișă de plată 0005102002 20.07.2020.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1564
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\HHrmVSdbBcd" /XML "C:\Users\Admin\AppData\Local\Temp\tmp96E4.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:2028
    • C:\Users\Admin\AppData\Local\Temp\Fișă de plată 0005102002 20.07.2020.exe
      "{path}"
      2⤵
      • Checks computer location settings
      • Accesses Microsoft Outlook profiles
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • outlook_office_path
      • outlook_win_path
      PID:1772

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Scheduled Task

1
T1053

Persistence

Scheduled Task

1
T1053

Privilege Escalation

Scheduled Task

1
T1053

Defense Evasion

Credential Access

Credentials in Files

1
T1081

Discovery

Query Registry

1
T1012

System Information Discovery

2
T1082

Lateral Movement

Collection

Data from Local System

1
T1005

Email Collection

1
T1114

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\tmp96E4.tmp
    Filesize

    1KB

    MD5

    e5064213772650475187f48cd7552988

    SHA1

    7f7d3a5cd1d8f3ce9a8cd689e5ba277b7922204f

    SHA256

    3675d421b0312ceb760b4050c70e83ad6e686c137556fd17fdafe2ca5223c3c5

    SHA512

    8a70fac894bea2d33338ba8eb994f68e886653c8d6ec2505bf23d156c309372375bb6228d8b7b916b4c172bace14a8c6db5627a38b8d3707dac449ad7846ac09

    Download Submit
  • memory/1564-55-0x0000000000370000-0x000000000037A000-memory.dmp
    Filesize

    40KB

    Download
  • memory/1564-56-0x0000000000970000-0x0000000000A10000-memory.dmp
    Filesize

    640KB

    Download
  • memory/1564-54-0x00000000011A0000-0x00000000012C8000-memory.dmp
    Filesize

    1.2MB

    Download
  • memory/1772-63-0x0000000000400000-0x000000000049A000-memory.dmp
    Filesize

    616KB

    Download
  • memory/1772-59-0x0000000000400000-0x000000000049A000-memory.dmp
    Filesize

    616KB

    Download
  • memory/1772-60-0x0000000000400000-0x000000000049A000-memory.dmp
    Filesize

    616KB

    Download
  • memory/1772-62-0x0000000000400000-0x000000000049A000-memory.dmp
    Filesize

    616KB

    Download
  • memory/1772-64-0x0000000000400000-0x000000000049A000-memory.dmp
    Filesize

    616KB

    Download
  • memory/1772-65-0x000000000049434E-mapping.dmp
    Download
  • memory/1772-67-0x0000000000400000-0x000000000049A000-memory.dmp
    Filesize

    616KB

    Download
  • memory/1772-69-0x0000000000400000-0x000000000049A000-memory.dmp
    Filesize

    616KB

    Download
  • memory/1772-70-0x0000000000510000-0x0000000000554000-memory.dmp
    Filesize

    272KB

    Download
  • memory/1772-71-0x0000000075CD1000-0x0000000075CD3000-memory.dmp
    Filesize

    8KB

    Download
  • memory/1772-72-0x0000000004DB5000-0x0000000004DC6000-memory.dmp
    Filesize

    68KB

    Download
  • memory/1772-73-0x0000000000BE0000-0x0000000000BF4000-memory.dmp
    Filesize

    80KB

    Download
  • memory/2028-57-0x0000000000000000-mapping.dmp
    Download