Overview

overview

10

Static

static

Purchase o...df.exe

windows7_x64

10

Purchase o...df.exe

windows10-2004_x64

10

Analysis

  • max time kernel
    135s
  • max time network
    148s
  • platform
    windows7_x64
  • resource
    win7-20220414-en
  • submitted
    21-05-2022 01:52

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General

  • Target

    Purchase order from Innovix Distribution_pdf.exe

  • Size

    1.0MB

  • MD5

    c55134b50627719ad8526757721e3146

  • SHA1

    a0e184e3f49bc7ea55d19b3ad698cb12fe05f517

  • SHA256

    e7acb91c1fe721b5a2cb5dcae27e69d1ce575cf19a0d929fe6b6ff9b81ebdf9b

  • SHA512

    6f56cc73cbada96b8e47c20d980ba25651951b80476b42250531e8d5cdfb0dffed5573d0f11693125d621dee46d5843dfc7c85c06d90536b581dfb033ea40e50

Score
10/10
massloggercollectionransomwarespywarestealer

Malware Config

Extracted

Path

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

Family

masslogger

Ransom Note
################################################################# MassLogger v1.3.7.1 ################################################################# ### Logger Details ### User Name: Admin IP: 154.61.71.50 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 4:50:08 AM MassLogger Started: 5/21/2022 4:49:40 AM Interval: 2 hour MassLogger Process: C:\Users\Admin\AppData\Local\Temp\Purchase order from Innovix Distribution_pdf.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 6 IoCs
  • 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 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: AddClipboardFormatListener 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 13 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Purchase order from Innovix Distribution_pdf.exe
    "C:\Users\Admin\AppData\Local\Temp\Purchase order from Innovix Distribution_pdf.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:1964
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\FFFPxKmadUHiH" /XML "C:\Users\Admin\AppData\Local\Temp\tmp22FC.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:1756
    • C:\Users\Admin\AppData\Local\Temp\Purchase order from Innovix Distribution_pdf.exe
      "C:\Users\Admin\AppData\Local\Temp\Purchase order from Innovix Distribution_pdf.exe"
      2⤵
      • Checks computer location settings
      • Accesses Microsoft Outlook profiles
      • Suspicious behavior: AddClipboardFormatListener
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      • outlook_office_path
      • outlook_win_path
      PID:1356

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\tmp22FC.tmp
    Filesize

    1KB

    MD5

    fd8ab92a915143ade1593446dbf10ceb

    SHA1

    9e09a96291e475132d8fb1e3799a412def295f82

    SHA256

    137987c2ff906f075f2d5e14498384a382823904d7297f8eaa75a7a8d3930b7d

    SHA512

    5b394a2980b46f5f30fd5d79285ac6792f429703f507c6de1efb9d39bb63482eb2f365407cc3ef35f8e69bdf57506f5ced0ab756e6a5f96394d9d45089f85586

    Download Submit
  • memory/1356-68-0x0000000000400000-0x00000000004A8000-memory.dmp
    Filesize

    672KB

    Download
  • memory/1356-63-0x0000000000400000-0x00000000004A8000-memory.dmp
    Filesize

    672KB

    Download
  • memory/1356-74-0x0000000002050000-0x0000000002064000-memory.dmp
    Filesize

    80KB

    Download
  • memory/1356-73-0x0000000004CB5000-0x0000000004CC6000-memory.dmp
    Filesize

    68KB

    Download
  • memory/1356-64-0x0000000000400000-0x00000000004A8000-memory.dmp
    Filesize

    672KB

    Download
  • memory/1356-60-0x0000000000400000-0x00000000004A8000-memory.dmp
    Filesize

    672KB

    Download
  • memory/1356-71-0x00000000003B0000-0x00000000003F4000-memory.dmp
    Filesize

    272KB

    Download
  • memory/1356-61-0x0000000000400000-0x00000000004A8000-memory.dmp
    Filesize

    672KB

    Download
  • memory/1356-70-0x0000000000400000-0x00000000004A8000-memory.dmp
    Filesize

    672KB

    Download
  • memory/1356-65-0x0000000000400000-0x00000000004A8000-memory.dmp
    Filesize

    672KB

    Download
  • memory/1356-66-0x00000000004A309E-mapping.dmp
    Download
  • memory/1756-58-0x0000000000000000-mapping.dmp
    Download
  • memory/1964-54-0x0000000000920000-0x0000000000A32000-memory.dmp
    Filesize

    1.1MB

    Download
  • memory/1964-55-0x0000000075FC1000-0x0000000075FC3000-memory.dmp
    Filesize

    8KB

    Download
  • memory/1964-56-0x0000000000310000-0x0000000000322000-memory.dmp
    Filesize

    72KB

    Download
  • memory/1964-57-0x0000000007D10000-0x0000000007DC0000-memory.dmp
    Filesize

    704KB

    Download