Overview

overview

10

Static

static

Bank Details.exe

windows7_x64

10

Bank Details.exe

windows10-2004_x64

10

Sharing

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General

  • Target

    Bank Details.exe

  • Size

    601KB

  • Sample

    220609-y8zvlabhcp

  • MD5

    acd82e9e0f5c7d1a82c9d0a28e2e9235

  • SHA1

    67cbe98254a8c800ed216738de6ffd3afcadc152

  • SHA256

    0c6058dd764f4921fcb201f1c7fb7a9f24ae2c4ade920ff36fe29886cd6a8f7e

  • SHA512

    ec8320a3f58a50b384f28bc223437181dc4bbf0cc722c4ccd429176fe7e030b7fd9a608f98deacf7cc65b9a899792ae264af1470bebced631a9b688803052012

Score
10/10
oskidiscoveryinfostealerspywarestealersuricata

Malware Config

Extracted

Family

oski

C2

clemody.duckdns.org

Targets

    • Target

      Bank Details.exe

    • Size

      601KB

    • MD5

      acd82e9e0f5c7d1a82c9d0a28e2e9235

    • SHA1

      67cbe98254a8c800ed216738de6ffd3afcadc152

    • SHA256

      0c6058dd764f4921fcb201f1c7fb7a9f24ae2c4ade920ff36fe29886cd6a8f7e

    • SHA512

      ec8320a3f58a50b384f28bc223437181dc4bbf0cc722c4ccd429176fe7e030b7fd9a608f98deacf7cc65b9a899792ae264af1470bebced631a9b688803052012

    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 Suspicious Zipped Filename in Outbound POST Request (Passwords.txt) M2

      suricata: ET MALWARE Suspicious Zipped Filename in Outbound POST Request (Passwords.txt) M2

      suricata

    • suricata: ET MALWARE Suspicious Zipped Filename in Outbound POST Request (passwords.txt) M2

      suricata: ET MALWARE Suspicious Zipped Filename in Outbound POST Request (passwords.txt) M2

      suricata

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

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

      suricata

    • suricata: ET MALWARE Vidar/Arkei/Megumin/Oski Stealer HTTP POST Pattern

      suricata: ET MALWARE Vidar/Arkei/Megumin/Oski Stealer HTTP POST Pattern

      suricata

    • Downloads MZ/PE file

    • Checks computer location settings

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

    • 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

    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials in Files

2
T1081

Discovery

Query Registry

3
T1012

System Information Discovery

3
T1082

Lateral Movement

Collection

Data from Local System

2
T1005

Exfiltration

Command and Control

Impact

Tasks