Overview

overview

10

Static

static

FrkarR.exe

windows10_x64

10

Resubmissions

27-07-2021 16:00

210727-9znbap7676 10

27-07-2021 15:56

210727-7ddscz711n 9

27-07-2021 15:53

210727-s128rt44rx 9

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General

  • Target

    FrkarR.exe

  • Size

    6.8MB

  • Sample

    210727-9znbap7676

  • MD5

    f86cfbbb6316becace4efae11cdfd424

  • SHA1

    9a27c693283aa2c9d91cb3a40e1bf392c3d42d51

  • SHA256

    d54358095f37e6a9786a5a8997a5d591a015934acefb9da85f79705d81ccdc6f

  • SHA512

    f0b27d490f5a9ee19a055c62995de035a81754d1201912c4e18a3e1b8a96b98df7395f4a12e7c3654cdade406480a51c3dd08cb2a8ee067a67655b017b0f187c

Score
10/10
redlinediscoveryevasioninfostealerspywarestealerthemidatrojan

Malware Config

Targets

    • Target

      FrkarR.exe

    • Size

      6.8MB

    • MD5

      f86cfbbb6316becace4efae11cdfd424

    • SHA1

      9a27c693283aa2c9d91cb3a40e1bf392c3d42d51

    • SHA256

      d54358095f37e6a9786a5a8997a5d591a015934acefb9da85f79705d81ccdc6f

    • SHA512

      f0b27d490f5a9ee19a055c62995de035a81754d1201912c4e18a3e1b8a96b98df7395f4a12e7c3654cdade406480a51c3dd08cb2a8ee067a67655b017b0f187c

    Score
    10/10
    redlinediscoveryevasioninfostealerspywarestealerthemidatrojan

    • RedLine

      RedLine Stealer is a malware family written in C#, first appearing in early 2020.

      infostealerredline

    • Identifies VirtualBox via ACPI registry values (likely anti-VM)

      evasion

    • Executes dropped EXE

    • Checks BIOS information in registry

      BIOS information is often read in order to detect sandboxing environments.

    • Reads user/profile data of web browsers

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

      spywarestealer

    • Themida packer

      Detects Themida, an advanced Windows software protection system.

      themida

    • 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

    • Checks whether UAC is enabled

      evasiontrojan

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    behavioral1

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Virtualization/Sandbox Evasion

1
T1497

Credential Access

Credentials in Files

2
T1081

Discovery

Query Registry

3
T1012

Virtualization/Sandbox Evasion

1
T1497

System Information Discovery

3
T1082

Lateral Movement

Collection

Data from Local System

2
T1005

Exfiltration

Command and Control

Impact

Tasks