Overview

overview

10

Static

static

Enquiry N0...58.exe

windows7_x64

10

Enquiry N0...58.exe

windows10_x64

10

Analysis

  • max time kernel
    61s
  • max time network
    143s
  • platform
    windows10_x64
  • resource
    win10v20201028
  • submitted
    09-11-2020 20:59

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Report Analysis Logs

General

  • Target

    Enquiry N0. 20003475758.exe

  • Size

    864KB

  • MD5

    a7c0a6884aeeaf88165107666a42dc21

  • SHA1

    4fb34f0f8c6c99854797844114f68ac6f8b07dea

  • SHA256

    d2ae3fabca5021b33bfa9326b06dea2cc82a56537a1d473934553bdcdfaddb74

  • SHA512

    2a91c9a57fa7b5210a9b089f2d23726a1d591d903acdb69e9fc3a7898e089eb4c87f47c5d4974d3ec437f6585fc42eedc931fee2ebe04050a04a8da0b22f96c5

Score
10/10
massloggerransomwarerezer0spywarestealer

Malware Config

Extracted

Path

C:\Users\Admin\AppData\Local\Temp\109933CE9F\Log.txt

Family

masslogger

Ransom Note
################################################################# MassLogger v1.3.7.1 ################################################################# ### Logger Details ### User Name: Admin IP: 154.61.71.51 Location: United States Windows OS: Microsoft Windows 10 Pro64bit Windows Serial Key: W269N-WFGWX-YVC9B-4J6C9-T83GX CPU: Persocon Processor 2.5+ GPU: Microsoft Basic Display Adapter AV: NA Screen Resolution: 1280x720 Current Time: 11/11/2020 4:44:07 AM MassLogger Started: 11/11/2020 4:44:04 AM Interval: 2 hour MassLogger Process: C:\Users\Admin\AppData\Local\Temp\Enquiry N0. 20003475758.exe MassLogger Melt: false MassLogger Exit after delivery: false As Administrator: True Processes:

Signatures

  • MassLogger

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

    stealerspywaremasslogger
  • MassLogger Main Payload 2 IoCs
  • MassLogger log file 1 IoCs

    Detects a log file produced by MassLogger.

  • rezer0 1 IoCs

    Detects ReZer0, a packer with multiple versions used in various campaigns.

    rezer0
  • 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.

    spyware
  • 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
  • Suspicious behavior: AddClipboardFormatListener 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Enquiry N0. 20003475758.exe
    "C:\Users\Admin\AppData\Local\Temp\Enquiry N0. 20003475758.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:3408
    • C:\Users\Admin\AppData\Local\Temp\Enquiry N0. 20003475758.exe
      "{path}"
      2⤵
      • Checks computer location settings
      • Suspicious behavior: AddClipboardFormatListener
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:1364

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

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\Enquiry N0. 20003475758.exe.log
    MD5

    6b890abb65c85ef6929baf5d47758323

    SHA1

    a1b18c5edc1bbd956447975d420ffd74cf5c97ab

    SHA256

    d551d8c88d8d58996b962c518ed6ee72cd18124e1351d476fe88ea9ed4b2a5da

    SHA512

    74fa6f960c0ad7b2f14fc5b1ae5b5b706a0ac1da2509f8612c1286ffb8f5bbbf8440801d61d2e30af53210fa72ce90849ccf199a19c337791a09522e1ec907ff

    Download Submit
  • memory/1364-9-0x00000000004A2BFE-mapping.dmp
    Download
  • memory/1364-20-0x0000000007D30000-0x0000000007D31000-memory.dmp
    Filesize

    4KB

    Download
  • memory/1364-19-0x00000000069E0000-0x00000000069E1000-memory.dmp
    Filesize

    4KB

    Download
  • memory/1364-17-0x0000000005150000-0x0000000005151000-memory.dmp
    Filesize

    4KB

    Download
  • memory/1364-16-0x0000000004EA0000-0x0000000004EDE000-memory.dmp
    Filesize

    248KB

    Download
  • memory/1364-11-0x0000000073E00000-0x00000000744EE000-memory.dmp
    Filesize

    6.9MB

    Download
  • memory/1364-8-0x0000000000400000-0x00000000004A8000-memory.dmp
    Filesize

    672KB

    Download
  • memory/3408-4-0x0000000000F20000-0x0000000000F2F000-memory.dmp
    Filesize

    60KB

    Download
  • memory/3408-7-0x0000000006F90000-0x0000000006F91000-memory.dmp
    Filesize

    4KB

    Download
  • memory/3408-6-0x00000000069E0000-0x0000000006A89000-memory.dmp
    Filesize

    676KB

    Download
  • memory/3408-5-0x00000000052E0000-0x00000000052E1000-memory.dmp
    Filesize

    4KB

    Download
  • memory/3408-0-0x0000000073E00000-0x00000000744EE000-memory.dmp
    Filesize

    6.9MB

    Download
  • memory/3408-3-0x0000000004F20000-0x0000000004F21000-memory.dmp
    Filesize

    4KB

    Download
  • memory/3408-1-0x0000000000610000-0x0000000000611000-memory.dmp
    Filesize

    4KB

    Download