Overview

overview

10

Static

static

2b4a1bcc46...e3.exe

windows7_x64

10

2b4a1bcc46...e3.exe

windows10_x64

10

Sharing

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General

  • Target

    2b4a1bcc464360c350c05bf9fbb18ce3.exe

  • Size

    224KB

  • Sample

    210503-cdt1f3d9te

  • MD5

    2b4a1bcc464360c350c05bf9fbb18ce3

  • SHA1

    62ddaabfa34733a114afd3668c29feaf9dc96502

  • SHA256

    37f87d9529b496054bc82c319a8908fc82f7704a7de3bc0353a6474995aa02e3

  • SHA512

    a230b489936b0c1b90922f9e49f02bf8addf605923ba0b5e92633ee93fd34eec6f479e4e995ddb6149aae461d262d396d5d20bf45e88f41a8f14bb762d9c420f

Score
10/10
oskidiscoveryinfostealerspywarestealer

Malware Config

Extracted

Family

oski

C2

31.210.20.238

Targets

    • Target

      2b4a1bcc464360c350c05bf9fbb18ce3.exe

    • Size

      224KB

    • MD5

      2b4a1bcc464360c350c05bf9fbb18ce3

    • SHA1

      62ddaabfa34733a114afd3668c29feaf9dc96502

    • SHA256

      37f87d9529b496054bc82c319a8908fc82f7704a7de3bc0353a6474995aa02e3

    • SHA512

      a230b489936b0c1b90922f9e49f02bf8addf605923ba0b5e92633ee93fd34eec6f479e4e995ddb6149aae461d262d396d5d20bf45e88f41a8f14bb762d9c420f

    Score
    10/10
    oskidiscoveryinfostealerspywarestealer

    • Oski

      Oski is an infostealer targeting browser data, crypto wallets.

      infostealeroski

    • Downloads MZ/PE file

    • Deletes itself

    • 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