Overview

overview

10

Static

static

791d39e806...c7.exe

windows7_x64

10

791d39e806...c7.exe

windows10_x64

10

Sharing

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General

  • Target

    791d39e806357e832c5aa1043ebdfe95c90ffe41f20376ad5ea955b049c5dac7

  • Size

    684KB

  • Sample

    210406-x7zlhjzs7j

  • MD5

    b53c91938416807d1ee5a408c5b2a636

  • SHA1

    2bd54114bccd24abf158ee1b5ae1e77a238f4bc1

  • SHA256

    791d39e806357e832c5aa1043ebdfe95c90ffe41f20376ad5ea955b049c5dac7

  • SHA512

    855ffa525e36e9406d8c4ee9c148effe994c1e513ea498757ef91918d93c2c9a33ffdce457b31754c8cf65577caa012320ccd450bdc82cac6963b0dbed110dac

Score
10/10
oskidiscoveryinfostealerspywarestealer

Malware Config

Extracted

Family

oski

C2

http://45.85.90.220

Targets

    • Target

      791d39e806357e832c5aa1043ebdfe95c90ffe41f20376ad5ea955b049c5dac7

    • Size

      684KB

    • MD5

      b53c91938416807d1ee5a408c5b2a636

    • SHA1

      2bd54114bccd24abf158ee1b5ae1e77a238f4bc1

    • SHA256

      791d39e806357e832c5aa1043ebdfe95c90ffe41f20376ad5ea955b049c5dac7

    • SHA512

      855ffa525e36e9406d8c4ee9c148effe994c1e513ea498757ef91918d93c2c9a33ffdce457b31754c8cf65577caa012320ccd450bdc82cac6963b0dbed110dac

    Score
    10/10
    oskidiscoveryinfostealerspywarestealer

    • Oski

      Oski is an infostealer targeting browser data, crypto wallets.

      infostealeroski

    • 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

    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

2
T1012

System Information Discovery

2
T1082

Lateral Movement

Collection

Data from Local System

2
T1005

Exfiltration

Command and Control

Impact

Tasks