Overview

overview

10

Static

static

Quotation_...DF.exe

windows7_x64

10

Quotation_...DF.exe

windows10-2004_x64

7

Sharing

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General

  • Target

    35427be7bfbf3eed5c87a1567c0ede26d41c7653c3bb06e28c65f28d3263a5e4

  • Size

    719KB

  • Sample

    220521-pmt8jsffc7

  • MD5

    affd2f6d147c7250f93a0e2f80e00fa9

  • SHA1

    3ecf73be3b7ec7a4ee4e46d5d181407f55251621

  • SHA256

    35427be7bfbf3eed5c87a1567c0ede26d41c7653c3bb06e28c65f28d3263a5e4

  • SHA512

    1cf8b63c192c821aa80aeead3148b4d7961128c854b908dabad15170d0609d6d04b6d235806e68dc26bd2573d327def3a6580587e0c9bc51a2fdbce2253ed0e5

Score
10/10
massloggerransomwarerezer0spywarestealer

Malware Config

Extracted

Path

C:\Users\Admin\AppData\Local\Temp\79FE0CC911\Log.txt

Family

masslogger

Ransom Note
################################################################# MassLogger v1.3.4.0 ################################################################# ### Logger Details ### User Name: Admin IP: 154.61.71.51 Location: United States OS: Microsoft Windows 7 Ultimate 64bit CPU: Intel Core Processor (Broadwell) GPU: Standard VGA Graphics Adapter AV: NA Screen Resolution: 1280x720 Current Time: 5/21/2022 1:09:10 PM MassLogger Started: 5/21/2022 1:09:03 PM Interval: 2 hour MassLogger Process: C:\Users\Admin\AppData\Local\Temp\Quotation_Sheet_PO_including FOB_MOQ.PDF.exe MassLogger Melt: false MassLogger Exit after delivery: false As Administrator: True Processes:

Targets

    • Target

      Quotation_Sheet_PO_including FOB_MOQ.PDF.exe

    • Size

      756KB

    • MD5

      a59a17e0750535499b455d7e2bf4b4ff

    • SHA1

      d659c6f80171c2142aa0b9f0352205ae6a79ca4d

    • SHA256

      c2be817a60ed0f80dc7f6e3e5eafc3db7a7a170e1df0015e2189cd9daecec6c8

    • SHA512

      83bab7d199df6dadc8ca1d8c3cb38bc8cf466309d25ee92b3579ea30eac012154b20c9193367f09441619c0e08a0134123cf89d97972a43aaac42a9bff212354

    Score
    10/10
    massloggerransomwarerezer0spywarestealer

    • MassLogger

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

      stealerspywaremasslogger

    • MassLogger log file

      Detects a log file produced by MassLogger.

    • ReZer0 packer

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

      rezer0

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

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

Discovery

Query Registry

1
T1012

System Information Discovery

2
T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Tasks