Overview

overview

10

Static

static

7

winprofile

windows7_x64

10

winprofile

windows10_x64

10

Sharing

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General

  • Target

    a82b713b2a573b1adb9a879b11c03d657e6b76a7382a787e78358169366e33c8

  • Size

    4.4MB

  • Sample

    220521-16atssghdj

  • MD5

    c2a9e912a98bd5c50ac0bb8062f4446a

  • SHA1

    4eeeee34e9eb1c5a69b7057e14bf6cce58954032

  • SHA256

    a82b713b2a573b1adb9a879b11c03d657e6b76a7382a787e78358169366e33c8

  • SHA512

    5aff6c8a6fe3ccf8e96cea07f83a994e88c54899ffbabb50c1ccbfe7113f357c134867592e8a9b08387c20cce1b1be16f1307d2b3c148eba1bb5a19fb1c60c82

Score
10/10
evasionpersistencethemidatrojan

Malware Config

Targets

    • Target

      a82b713b2a573b1adb9a879b11c03d657e6b76a7382a787e78358169366e33c8

    • Size

      4.4MB

    • MD5

      c2a9e912a98bd5c50ac0bb8062f4446a

    • SHA1

      4eeeee34e9eb1c5a69b7057e14bf6cce58954032

    • SHA256

      a82b713b2a573b1adb9a879b11c03d657e6b76a7382a787e78358169366e33c8

    • SHA512

      5aff6c8a6fe3ccf8e96cea07f83a994e88c54899ffbabb50c1ccbfe7113f357c134867592e8a9b08387c20cce1b1be16f1307d2b3c148eba1bb5a19fb1c60c82

    Score
    10/10
    evasionpersistencethemidatrojan

    • Modifies security service

      evasion

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

      evasion

    • Downloads MZ/PE file

    • Executes dropped EXE

    • Modifies Windows Firewall

      evasion

    • Checks BIOS information in registry

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

    • Drops startup file

    • Loads dropped DLL

    • Themida packer

      Detects Themida, an advanced Windows software protection system.

      themida

    • Adds Run key to start application

      persistence

    • Checks whether UAC is enabled

      evasiontrojan

    • Legitimate hosting services abused for malware hosting/C2

    • Drops file in System32 directory

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Modify Existing Service

2
T1031

Registry Run Keys / Startup Folder

1
T1060

Privilege Escalation

Defense Evasion

Modify Registry

3
T1112

Virtualization/Sandbox Evasion

1
T1497

Install Root Certificate

1
T1130

Credential Access

Discovery

Query Registry

2
T1012

Virtualization/Sandbox Evasion

1
T1497

System Information Discovery

3
T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Web Service

1
T1102

Impact

Tasks