Overview

overview

8

Static

static

Yandex.exe

windows7-x64

8

Yandex.exe

windows10-1703-x64

8

Yandex.exe

windows10-2004-x64

8

Resubmissions

17-10-2022 19:36

221017-ybkpeacgf7 10

17-10-2022 17:27

221017-v1ye1scfdl 8

17-10-2022 14:10

221017-rg6qhacbgq 8

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General

  • Target

    Yandex.exe

  • Size

    2.4MB

  • Sample

    221017-v1ye1scfdl

  • MD5

    09bb3df23630c9111a5860cb96bde6ad

  • SHA1

    217d78e392e7ef295596862175eb353977a85738

  • SHA256

    e36891d982acaa5b12e27cf55fae3581e29dd0ef35d0dd98ae93296034b5177e

  • SHA512

    8a216eac67b5d4bc54781a166cd48ab8a68e0b983fb346c14030eca060046fe7484f76fa4eb006164c5781684cad82f7d29afaf9514e70c81feffe70df402f31

  • SSDEEP

    49152:CsEpJsMKSCZrcPEGuW9Q+iA5H5u8QeuL:CsEpuBZrcPEGuWMxt

Score
8/10
discoveryevasionpersistencespywarestealertrojan

Malware Config

Targets

    • Target

      Yandex.exe

    • Size

      2.4MB

    • MD5

      09bb3df23630c9111a5860cb96bde6ad

    • SHA1

      217d78e392e7ef295596862175eb353977a85738

    • SHA256

      e36891d982acaa5b12e27cf55fae3581e29dd0ef35d0dd98ae93296034b5177e

    • SHA512

      8a216eac67b5d4bc54781a166cd48ab8a68e0b983fb346c14030eca060046fe7484f76fa4eb006164c5781684cad82f7d29afaf9514e70c81feffe70df402f31

    • SSDEEP

      49152:CsEpJsMKSCZrcPEGuW9Q+iA5H5u8QeuL:CsEpuBZrcPEGuWMxt

    Score
    8/10
    discoverypersistencespywarestealerevasiontrojan

    • Downloads MZ/PE file

    • Executes dropped EXE

    • 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

    • Adds Run key to start application

      persistence

    • Checks installed software on the system

      Looks up Uninstall key entries in the registry to enumerate software on the system.

      discovery

    • Checks whether UAC is enabled

      evasiontrojan

    • Enumerates connected drives

      Attempts to read the root path of hard drives other than the default C: drive.

    • Drops file in System32 directory

    behavioral1behavioral2behavioral3

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

1
T1060

Privilege Escalation

Defense Evasion

Modify Registry

2
T1112

Install Root Certificate

1
T1130

Credential Access

Credentials in Files

1
T1081

Discovery

Query Registry

4
T1012

System Information Discovery

5
T1082

Peripheral Device Discovery

1
T1120

Lateral Movement

Collection

Data from Local System

1
T1005

Exfiltration

Command and Control

Impact

Tasks