Overview

overview

10

Static

static

dridex

windows10_x64

10

Sharing

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General

  • Target

    7d94781381eabcb7e55417601420ac97ec1b7df80417a1c792aa6135ac42f9b6

  • Size

    484KB

  • Sample

    211203-rtpbzsghap

  • MD5

    7f7b84c7d34ea8de67d0956b66780503

  • SHA1

    736a7ed8d67c114e20a7da68ec4eb3223397783d

  • SHA256

    7d94781381eabcb7e55417601420ac97ec1b7df80417a1c792aa6135ac42f9b6

  • SHA512

    a85df8603af7cb9768548ea7deeeb56d66e765df8541ff8b19bdc4e84315567b7fa8125672ee4ebb3496f77bfd7447608745eb8f85176663918775793b3e8463

Score
10/10
oskidiscoveryinfostealerspywarestealersuricata

Malware Config

Extracted

Family

oski

C2

swsaseguranca.com.br

Targets

    • Target

      7d94781381eabcb7e55417601420ac97ec1b7df80417a1c792aa6135ac42f9b6

    • Size

      484KB

    • MD5

      7f7b84c7d34ea8de67d0956b66780503

    • SHA1

      736a7ed8d67c114e20a7da68ec4eb3223397783d

    • SHA256

      7d94781381eabcb7e55417601420ac97ec1b7df80417a1c792aa6135ac42f9b6

    • SHA512

      a85df8603af7cb9768548ea7deeeb56d66e765df8541ff8b19bdc4e84315567b7fa8125672ee4ebb3496f77bfd7447608745eb8f85176663918775793b3e8463

    Score
    10/10
    oskidiscoveryinfostealerspywarestealersuricata

    • Oski

      Oski is an infostealer targeting browser data, crypto wallets.

      infostealeroski

    • suricata: ET MALWARE Suspicious Zipped Filename in Outbound POST Request (Passwords.txt)

      suricata: ET MALWARE Suspicious Zipped Filename in Outbound POST Request (Passwords.txt)

      suricata

    • suricata: ET MALWARE Vidar/Arkei/Megumin/Oski Stealer Data Exfil

      suricata: ET MALWARE Vidar/Arkei/Megumin/Oski Stealer Data Exfil

      suricata

    • Downloads MZ/PE file

    • Loads dropped DLL

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

      spywarestealer

    • Accesses cryptocurrency files/wallets, possible credential harvesting

      spyware

    • Checks installed software on the system

      Looks up Uninstall key entries in the registry to enumerate software on the system.

      discovery

    • Suspicious use of SetThreadContext

    behavioral1

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

2
T1081

Discovery

Query Registry

2
T1012

System Information Discovery

2
T1082

Lateral Movement

Collection

Data from Local System

2
T1005

Exfiltration

Command and Control

Impact

Tasks