Overview

overview

10

Static

static

pertanyaan...n1.doc

windows7_x64

10

pertanyaan...n1.doc

windows10_x64

1

Sharing

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General

  • Target

    pertanyaan pesanan1.doc

  • Size

    1014KB

  • Sample

    210422-jqkkslytz6

  • MD5

    23fa7215a0d447fea14926d67846bfa5

  • SHA1

    6f91e5f579b8a8c081b64193c3d308fb7eca2de1

  • SHA256

    d0bb82e43e62a945cb952ed04a153d08087efb5bc1e8235ced0fca3538d41415

  • SHA512

    ae64c4a001ef54f4740598e754647c712cfc1f7e0fb09a0f997fbe75abf19f7d9a9be5cfcec208c9f125078aa1e2cd275f07d47762d43e066811ade5a4933672

Score
10/10
oskidiscoveryinfostealerspywarestealer

Malware Config

Extracted

Family

oski

C2

zvv.asia

Targets

    • Target

      pertanyaan pesanan1.doc

    • Size

      1014KB

    • MD5

      23fa7215a0d447fea14926d67846bfa5

    • SHA1

      6f91e5f579b8a8c081b64193c3d308fb7eca2de1

    • SHA256

      d0bb82e43e62a945cb952ed04a153d08087efb5bc1e8235ced0fca3538d41415

    • SHA512

      ae64c4a001ef54f4740598e754647c712cfc1f7e0fb09a0f997fbe75abf19f7d9a9be5cfcec208c9f125078aa1e2cd275f07d47762d43e066811ade5a4933672

    Score
    10/10
    oskidiscoveryinfostealerspywarestealer

    • Oski

      Oski is an infostealer targeting browser data, crypto wallets.

      infostealeroski

    • Blocklisted process makes network request

    • Downloads MZ/PE file

    • Executes dropped EXE

    • 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

Exploitation for Client Execution

1
T1203

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

1
T1112

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