Overview

overview

10

Static

static

Revised P....83.exe

windows7_x64

10

Revised P....83.exe

windows10-2004_x64

10

Sharing

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General

  • Target

    a5e92837868c1df0ee2223d7b8cc47c4afa812f4032ea0a768debdb2cd9132b7

  • Size

    802KB

  • Sample

    220521-b1kz5scgf6

  • MD5

    e53285e8bc60d2aaa86c248003752841

  • SHA1

    362020d1fc004605b503509ac46695a2304e6535

  • SHA256

    a5e92837868c1df0ee2223d7b8cc47c4afa812f4032ea0a768debdb2cd9132b7

  • SHA512

    d66c2849964bcdd504923c6d51140c73dda6f33aaed23ebc03e85e35f1415acdd18f8307d3de0daf3c9ad5797d6a7669c2112c141c032b670128c3308d7e2494

Score
10/10
massloggercollectioncoreentityrezer0spywarestealer

Malware Config

Targets

    • Target

      Revised P.O 8400383.exe

    • Size

      938KB

    • MD5

      5d5c633ac8d2c2ce88b18a081ee81bda

    • SHA1

      eb1cb151ada6e83cc1b0eb4810e102a7ddb36b71

    • SHA256

      cb8c9572b8c0299b05a17084ae5dd93d0aea243138bfd03eaafaee950390724d

    • SHA512

      166692b371aa888f6cf2df7fe675cb9dc975224410c6b13a29b63b752c6368b24521419ef1ed1efbe411641ae34cc6647882956c994ff301eaff3c6adb82190a

    Score
    10/10
    massloggercollectioncoreentityrezer0spywarestealer

    • CoreEntity .NET Packer

      A .NET packer called CoreEntity where it has embedded the payload as a BitMap object which is later decrypted.

      coreentity

    • MassLogger

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

      stealerspywaremasslogger

    • MassLogger Main Payload

    • 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.

    • Accesses Microsoft Outlook profiles

      collection

    • 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

Email Collection

1
T1114

Exfiltration

Command and Control

Impact

Tasks