Overview

overview

10

Static

static

Fișă de ...20.exe

windows7_x64

10

Fișă de ...20.exe

windows10-2004_x64

10

Analysis

  • max time kernel
    112s
  • max time network
    140s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220414-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\19E979543A\Log.txt

Family

masslogger

Ransom Note
<|| v2.1.0.0 ||> User Name: Admin IP: 154.61.71.13 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 7:08:23 AM MassLogger Started: 5/21/2022 7:08:16 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 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 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 11 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⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:3852
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\HHrmVSdbBcd" /XML "C:\Users\Admin\AppData\Local\Temp\tmp66E8.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:2368
    • 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:2268

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\tmp66E8.tmp
    Filesize

    1KB

    MD5

    58a2d442c3047a9a54170c0e2e0e9ca2

    SHA1

    738a2c35a06e6a06482cc3aa78d22c5ed37621dd

    SHA256

    bd44e89d5006500654dcb11e4903bc3c2442dbb5b146b12d39c567589fecec35

    SHA512

    85e80bce1b3169b69146c7c95b4c52f82f21958f8bc4b1f4c6358db11c6566b8d28df21d3114df60ddc3c6b5da92a6f215f49682991ae4968d0c13449aae652c

    Download Submit
  • memory/2268-136-0x0000000000000000-mapping.dmp
    Download
  • memory/2268-137-0x0000000000400000-0x000000000049A000-memory.dmp
    Filesize

    616KB

    Download
  • memory/2268-138-0x00000000053A0000-0x0000000005406000-memory.dmp
    Filesize

    408KB

    Download
  • memory/2268-139-0x0000000007080000-0x000000000708A000-memory.dmp
    Filesize

    40KB

    Download
  • memory/2268-140-0x0000000007090000-0x00000000070E0000-memory.dmp
    Filesize

    320KB

    Download
  • memory/2368-134-0x0000000000000000-mapping.dmp
    Download
  • memory/3852-130-0x0000000000EA0000-0x0000000000FC8000-memory.dmp
    Filesize

    1.2MB

    Download
  • memory/3852-131-0x0000000007E10000-0x0000000007EAC000-memory.dmp
    Filesize

    624KB

    Download
  • memory/3852-132-0x0000000007EB0000-0x0000000007F42000-memory.dmp
    Filesize

    584KB

    Download
  • memory/3852-133-0x00000000089C0000-0x0000000008F64000-memory.dmp
    Filesize

    5.6MB

    Download