Overview

overview

10

Static

static

3

e11c3b1cc8...01.exe

windows7-x64

10

e11c3b1cc8...01.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    e11c3b1cc868bcac2b10f1e7739b2501

  • Size

    381KB

  • Sample

    240327-h84wjsad6t

  • MD5

    e11c3b1cc868bcac2b10f1e7739b2501

  • SHA1

    9ac339112cc6fd56efa6026953004bb75bd76cc0

  • SHA256

    ead4fbb41f9237091a53a9c5be2b50c222f3a7fce542bc6bab7acd302405c508

  • SHA512

    27b2d7981856a39b598306725e6701e001a26149e0a7b28229ff0893ca21e17581907ed416c261a73cc31653f498f9e5e2a901f757c62ec80b0ee32ad43a87ea

  • SSDEEP

    6144:d2VEppbDxzjl1+FEIHWknFDKYuzBXmrp22NHdsIfR6tbrIp40A4Dh:5pp31CFEIHbFWYEcrffsIfkbrQ4pyh

Score
10/10
oskiinfostealerpersistencespywarestealer

Malware Config

Extracted

Family

oski

C2

kiwipl.com

Targets

    • Target

      e11c3b1cc868bcac2b10f1e7739b2501

    • Size

      381KB

    • MD5

      e11c3b1cc868bcac2b10f1e7739b2501

    • SHA1

      9ac339112cc6fd56efa6026953004bb75bd76cc0

    • SHA256

      ead4fbb41f9237091a53a9c5be2b50c222f3a7fce542bc6bab7acd302405c508

    • SHA512

      27b2d7981856a39b598306725e6701e001a26149e0a7b28229ff0893ca21e17581907ed416c261a73cc31653f498f9e5e2a901f757c62ec80b0ee32ad43a87ea

    • SSDEEP

      6144:d2VEppbDxzjl1+FEIHWknFDKYuzBXmrp22NHdsIfR6tbrIp40A4Dh:5pp31CFEIHbFWYEcrffsIfkbrQ4pyh

    Score
    10/10
    oskiinfostealerpersistencespywarestealer

    • Oski

      Oski is an infostealer targeting browser data, crypto wallets.

      infostealeroski

    • Checks computer location settings

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

    • 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

    • Adds Run key to start application

      persistence
    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Defense Evasion

Modify Registry

2
T1112

Subvert Trust Controls

1
T1553

Install Root Certificate

1
T1553.004

Credential Access

Unsecured Credentials

1
T1552

Credentials In Files

1
T1552.001

Discovery

Query Registry

1
T1012

System Information Discovery

2
T1082

Lateral Movement

Collection

Data from Local System

1
T1005

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Tasks