Overview

overview

10

Static

static

81982f45f9...62.exe

windows7_x64

10

81982f45f9...62.exe

windows10-2004_x64

1

Analysis

  • max time kernel
    41s
  • max time network
    64s
  • platform
    windows7_x64
  • resource
    win7-20220414-en
  • submitted
    25-05-2022 01:15

Sharing

Copy URL
Twitter E-mail
Report Analysis Logs

General

  • Target

    81982f45f90c69f5fbdf0bb34273a99c1a9d1d8b1b51a307cb4b3dfa829bae62.exe

  • Size

    495KB

  • MD5

    23060ccfc90d21321420bda396ce8f8e

  • SHA1

    69239688b9089a3ba073bf88e0fc60c9bbe0efcc

  • SHA256

    81982f45f90c69f5fbdf0bb34273a99c1a9d1d8b1b51a307cb4b3dfa829bae62

  • SHA512

    a45c413e5cba8e09c7f418af7c74070178c94acea4433ce240c0f8f1d961eab65dd52288a9b7dfbb479080486ba847b661cbcfe39bc9b7a209c91599f6b9424d

Score
10/10
massloggercollectionransomwarespywarestealer

Malware Config

Extracted

Path

C:\Users\Admin\AppData\Local\Temp\3B8E3C2477\Log.txt

Family

masslogger

Ransom Note
################################################################# MassLogger v2.0.0.0 ################################################################# ### Logger Details ### User Name: Admin IP: 127.0.0.1 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: 5/25/2022 3:17:23 AM MassLogger Started: 5/25/2022 3:17:11 AM Interval: 2 hour MassLogger Process: C:\Users\Admin\AppData\Local\Temp\81982f45f90c69f5fbdf0bb34273a99c1a9d1d8b1b51a307cb4b3dfa829bae62.exe MassLogger Melt: false MassLogger Exit after delivery: true As Administrator: True Processes:

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 15 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 behavior: EnumeratesProcesses 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\81982f45f90c69f5fbdf0bb34273a99c1a9d1d8b1b51a307cb4b3dfa829bae62.exe
    "C:\Users\Admin\AppData\Local\Temp\81982f45f90c69f5fbdf0bb34273a99c1a9d1d8b1b51a307cb4b3dfa829bae62.exe"
    1⤵
    • Checks computer location settings
    • Accesses Microsoft Outlook profiles
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • outlook_office_path
    • outlook_win_path
    PID:1760

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials in Files

1
T1081

Discovery

Query Registry

1
T1012

System Information Discovery

1
T1082

Lateral Movement

Collection

Data from Local System

1
T1005

Email Collection

1
T1114

Exfiltration

Command and Control

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/1760-54-0x00000000000E0000-0x0000000000162000-memory.dmp
    Filesize

    520KB

    Download
  • memory/1760-55-0x00000000002C0000-0x0000000000304000-memory.dmp
    Filesize

    272KB

    Download
  • memory/1760-56-0x0000000076191000-0x0000000076193000-memory.dmp
    Filesize

    8KB

    Download
  • memory/1760-57-0x0000000000390000-0x00000000003A4000-memory.dmp
    Filesize

    80KB

    Download
  • memory/1760-58-0x0000000004A05000-0x0000000004A16000-memory.dmp
    Filesize

    68KB

    Download