Overview

overview

8

Static

static

851db52b91...6c.exe

windows7-x64

8

851db52b91...6c.exe

windows10-2004-x64

7

Sharing

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General

  • Target

    851db52b91b76c02a25a09cc7190a3edd6d80ffbc7e4afad71811efb6250a46c

  • Size

    4.2MB

  • Sample

    221124-2tykrshc8x

  • MD5

    639db6c0e03b54807b00cc21ca94ec3d

  • SHA1

    737506ecb6b600727b34defc79bcaefab6e7099d

  • SHA256

    851db52b91b76c02a25a09cc7190a3edd6d80ffbc7e4afad71811efb6250a46c

  • SHA512

    d2b99ce68e069152efd3af6596094337f224b06a6127bc55b0d6fb978674831c62cce8eff437da5af420074f9f8b38658583dea1591aa794ec1132869ad1e850

  • SSDEEP

    49152:F+kmxHJOgH/XnjMZ1A0wyuunfwZU5BcumjKbUT9FiJSyaYlQmEbp7YuwZkE:FZma4X0JuZKb62auDElZwm

Score
8/10
adwarediscoverypersistencespywarestealer

Malware Config

Targets

    • Target

      851db52b91b76c02a25a09cc7190a3edd6d80ffbc7e4afad71811efb6250a46c

    • Size

      4.2MB

    • MD5

      639db6c0e03b54807b00cc21ca94ec3d

    • SHA1

      737506ecb6b600727b34defc79bcaefab6e7099d

    • SHA256

      851db52b91b76c02a25a09cc7190a3edd6d80ffbc7e4afad71811efb6250a46c

    • SHA512

      d2b99ce68e069152efd3af6596094337f224b06a6127bc55b0d6fb978674831c62cce8eff437da5af420074f9f8b38658583dea1591aa794ec1132869ad1e850

    • SSDEEP

      49152:F+kmxHJOgH/XnjMZ1A0wyuunfwZU5BcumjKbUT9FiJSyaYlQmEbp7YuwZkE:FZma4X0JuZKb62auDElZwm

    Score
    8/10
    adwarediscoverypersistencespywarestealer

    • Registers COM server for autorun

      persistence

    • Loads dropped DLL

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

      spywarestealer

    • Checks installed software on the system

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

      discovery

    • Drops Chrome extension

    • Installs/modifies Browser Helper Object

      BHOs are DLL modules which act as plugins for Internet Explorer.

      stealeradware

    • Drops file in System32 directory

    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

1
T1060

Browser Extensions

1
T1176

Privilege Escalation

Defense Evasion

Modify Registry

3
T1112

Credential Access

Credentials in Files

1
T1081

Discovery

Query Registry

1
T1012

Lateral Movement

Collection

Data from Local System

1
T1005

Exfiltration

Command and Control

Impact

Tasks