Overview

overview

10

Static

static

QB18068701.exe

windows7_x64

3

QB18068701.exe

windows10-2004_x64

10

Analysis

  • max time kernel
    142s
  • max time network
    164s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220414-en
  • submitted
    21-05-2022 03:36

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General

  • Target

    QB18068701.exe

  • Size

    930KB

  • MD5

    489b0396c429da985f03273a8131bb3d

  • SHA1

    a4b1e6b4ac61372a76cc5711765df73307e1925a

  • SHA256

    416be48f063784dfa696921edc4844d902cd88d354f45184e5d23d70db94895f

  • SHA512

    08c86d3e1468a3f67d9e07d785698099f6fb84fa2ac144467cbf932b1354cfd7a8a3da746538e12357a3caf549a1b73d35c7b59705e8202c109f42140b10ff6f

Score
10/10
massloggercollectionransomwarespywarestealer

Malware Config

Extracted

Path

C:\Users\Admin\AppData\Local\8236ADF044\Log.txt

Family

masslogger

Ransom Note
<|| v2.4.0.0 ||> User Name: Admin IP: 127.0.0.1 Location: United States Windows OS: Microsoft Windows 10 Pro 64bit Windows Serial Key: W269N-WFGWX-YVC9B-4J6C9-T83GX CPU: Intel Core Processor (Broadwell) GPU: Microsoft Basic Display Adapter AV: NA Screen Resolution: 1280x720 Current Time: 5/21/2022 7:22:27 AM MassLogger Started: 5/21/2022 7:21:51 AM Interval: 2 hour MassLogger Process: C:\Users\Admin\AppData\Local\Temp\QB18068701.exe MassLogger Melt: false MassLogger Exit after delivery: false As Administrator: True Processes: <|| WD Exclusion ||> Disabled <|| Binder ||> Disabled <|| Window Searcher ||> Disabled <|| Downloader ||> 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 Main Payload 1 IoCs
  • MassLogger log file 1 IoCs

    Detects a log file produced by MassLogger.

  • Checks computer location settings 2 TTPs 2 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 42 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 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\QB18068701.exe
    "C:\Users\Admin\AppData\Local\Temp\QB18068701.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:3400
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\CdIObB" /XML "C:\Users\Admin\AppData\Local\Temp\tmpEEA6.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:5056
    • C:\Users\Admin\AppData\Local\Temp\QB18068701.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:4848

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

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Downloads

  • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\QB18068701.exe.log
    Filesize

    1KB

    MD5

    8ec831f3e3a3f77e4a7b9cd32b48384c

    SHA1

    d83f09fd87c5bd86e045873c231c14836e76a05c

    SHA256

    7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982

    SHA512

    26bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3

    Download Submit
  • C:\Users\Admin\AppData\Local\Temp\tmpEEA6.tmp
    Filesize

    1KB

    MD5

    d2bcff87ebcef0cd1072e82fdfc83003

    SHA1

    890047d3b0b11c32191c8b26da464f8432bfd538

    SHA256

    9c8bd6ecfe74106e786511a00ca9861796e5b9d4e950bc42a241af0494cb2b39

    SHA512

    405ecb7ca07ef1d5e1817b5672afcfc353c601565fde7085a3b56a0996cd5fcfb3c397b0951bc74ce8a6d14fa967c85699bf4b1fbf3f2add3f3e3a660c944202

    Download Submit
  • memory/3400-130-0x0000000000630000-0x000000000071E000-memory.dmp
    Filesize

    952KB

    Download
  • memory/3400-131-0x0000000005760000-0x0000000005D04000-memory.dmp
    Filesize

    5.6MB

    Download
  • memory/3400-132-0x00000000050C0000-0x0000000005152000-memory.dmp
    Filesize

    584KB

    Download
  • memory/3400-133-0x0000000005170000-0x000000000517A000-memory.dmp
    Filesize

    40KB

    Download
  • memory/3400-134-0x000000000D940000-0x000000000D9DC000-memory.dmp
    Filesize

    624KB

    Download
  • memory/4848-137-0x0000000000000000-mapping.dmp
    Download
  • memory/4848-138-0x0000000000400000-0x00000000004B8000-memory.dmp
    Filesize

    736KB

    Download
  • memory/4848-140-0x0000000005190000-0x00000000051F6000-memory.dmp
    Filesize

    408KB

    Download
  • memory/4848-141-0x0000000006610000-0x0000000006660000-memory.dmp
    Filesize

    320KB

    Download
  • memory/5056-135-0x0000000000000000-mapping.dmp
    Download