Overview

overview

9

Static

static

7

a84b11c08b...d9.exe

windows7_x64

9

a84b11c08b...d9.exe

windows10_x64

9

Analysis

  • max time kernel
    144s
  • max time network
    148s
  • platform
    windows7_x64
  • resource
    win7-en-20210920
  • submitted
    26-09-2021 13:41

Sharing

Copy URL
Twitter E-mail
Report Analysis Logs

General

  • Target

    a84b11c08ba28a067687569a9ddd4cd9.exe

  • Size

    3.1MB

  • MD5

    a84b11c08ba28a067687569a9ddd4cd9

  • SHA1

    de3c6e1bc3c62d7f5ac228cc3292053a2e8c462c

  • SHA256

    1c4639f9b18b6b8ccfd2eba087483064de593040a5528e3a60b12027e86c76a8

  • SHA512

    da005b51744fd3744c5846f5aa86f476c03e2aab8e6a89d62cad188cb504eef8dc8a29ea2d2db962256a07ad74abb0214bff60113652e417bcc344b1c4f8152f

Score
9/10
discoveryevasionspywarestealerthemidatrojan

Malware Config

Signatures

  • Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs
    evasion
  • Checks BIOS information in registry 2 TTPs 2 IoCs

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

  • Reads user/profile data of web browsers 2 TTPs

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

    spywarestealer
  • Themida packer 1 IoCs

    Detects Themida, an advanced Windows software protection system.

    themida
  • Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
    spyware
  • Checks installed software on the system 1 TTPs

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

    discovery
  • Checks whether UAC is enabled 1 TTPs 1 IoCs
    evasiontrojan
  • Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\a84b11c08ba28a067687569a9ddd4cd9.exe
    "C:\Users\Admin\AppData\Local\Temp\a84b11c08ba28a067687569a9ddd4cd9.exe"
    1⤵
    • Checks BIOS information in registry
    • Checks whether UAC is enabled
    • Suspicious use of NtSetInformationThreadHideFromDebugger
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:852

Network

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

2
T1082

Lateral Movement

Collection

Data from Local System

2
T1005

Exfiltration

Command and Control

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/852-53-0x0000000074B41000-0x0000000074B43000-memory.dmp
    Filesize

    8KB

    Download
  • memory/852-55-0x0000000000F80000-0x0000000000F81000-memory.dmp
    Filesize

    4KB

    Download
  • memory/852-57-0x0000000005140000-0x0000000005141000-memory.dmp
    Filesize

    4KB

    Download