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Overview

overview

10

Static

static

7

e71c4b3729...0N.exe

windows7-x64

10

e71c4b3729...0N.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    e71c4b372949989e2a99bc7edb25a460N.exe

  • Size

    2.5MB

  • Sample

    240829-aarvbstbjg

  • MD5

    e71c4b372949989e2a99bc7edb25a460

  • SHA1

    b763bc18cef63a7e1a125b9a961176629fcd62a8

  • SHA256

    eeea17ba1c4919676b43c9081b87e0e4c0d2e86e29e1ad7eedfc6533439669fd

  • SHA512

    fbf28d753f322c76da1fb1fd56f644df8eec886311692e252ec7cf20696ab498ce71f26ebf7be8b09f42c66d56886c1e7e14d78f6dd9f6e8bd6d121dd69fd1d3

  • SSDEEP

    49152:XxmvumkQ9lY9sgUXdTPSxdQ8KX75IyuWuCjcCqWOyxj:Xxx9NUFkQx753uWuCyyxj

Score
10/10
discoveryevasionpersistencethemidatrojan

Malware Config

Targets

    • Target

      e71c4b372949989e2a99bc7edb25a460N.exe

    • Size

      2.5MB

    • MD5

      e71c4b372949989e2a99bc7edb25a460

    • SHA1

      b763bc18cef63a7e1a125b9a961176629fcd62a8

    • SHA256

      eeea17ba1c4919676b43c9081b87e0e4c0d2e86e29e1ad7eedfc6533439669fd

    • SHA512

      fbf28d753f322c76da1fb1fd56f644df8eec886311692e252ec7cf20696ab498ce71f26ebf7be8b09f42c66d56886c1e7e14d78f6dd9f6e8bd6d121dd69fd1d3

    • SSDEEP

      49152:XxmvumkQ9lY9sgUXdTPSxdQ8KX75IyuWuCjcCqWOyxj:Xxx9NUFkQx753uWuCyyxj

    Score
    10/10
    discoveryevasionpersistencethemidatrojan

    • Modifies visiblity of hidden/system files in Explorer

      evasion

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

      evasion

    • Checks BIOS information in registry

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

    • Executes dropped EXE

    • 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

    • Drops file in System32 directory

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

1
T1053

Scheduled Task

1
T1053.005

Persistence

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Scheduled Task/Job

1
T1053

Scheduled Task

1
T1053.005

Privilege Escalation

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Scheduled Task/Job

1
T1053

Scheduled Task

1
T1053.005

Defense Evasion

Hide Artifacts

1
T1564

Hidden Files and Directories

1
T1564.001

Modify Registry

2
T1112

Virtualization/Sandbox Evasion

1
T1497

Credential Access

Discovery

Query Registry

2
T1012

System Information Discovery

2
T1082

System Location Discovery

1
T1614

System Language Discovery

1
T1614.001

Virtualization/Sandbox Evasion

1
T1497

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Tasks