Overview

overview

10

Static

static

7

f5a3c88629...0N.exe

windows7-x64

10

f5a3c88629...0N.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    f5a3c8862902d5de4f4c9362081a6fc0N

  • Size

    2.5MB

  • Sample

    240911-2x1jjaxhra

  • MD5

    f5a3c8862902d5de4f4c9362081a6fc0

  • SHA1

    428b9c4ceb34a66cb05fe6c388c0ae1620edf24e

  • SHA256

    91549578d3b8c96ac68e56b851fc89cf4f2430136e83480bc30fee181c82931e

  • SHA512

    14dd9d8bf4dbb8389e4f1f27dfbe8c9f0b49d0bc8d9b94760b4646fd522bbbff43b1de4f78162ab2f4f65547ff9f42fc636a40cb55566a2a071132870e1a2faf

  • SSDEEP

    49152:XxmvumkQ9lY9sgUXdTPSxdQ8KX75IyuWuCjcCqWOyxw:Xxx9NUFkQx753uWuCyyxw

Score
10/10
discoveryevasionpersistencethemidatrojan

Malware Config

Targets

    • Target

      f5a3c8862902d5de4f4c9362081a6fc0N

    • Size

      2.5MB

    • MD5

      f5a3c8862902d5de4f4c9362081a6fc0

    • SHA1

      428b9c4ceb34a66cb05fe6c388c0ae1620edf24e

    • SHA256

      91549578d3b8c96ac68e56b851fc89cf4f2430136e83480bc30fee181c82931e

    • SHA512

      14dd9d8bf4dbb8389e4f1f27dfbe8c9f0b49d0bc8d9b94760b4646fd522bbbff43b1de4f78162ab2f4f65547ff9f42fc636a40cb55566a2a071132870e1a2faf

    • SSDEEP

      49152:XxmvumkQ9lY9sgUXdTPSxdQ8KX75IyuWuCjcCqWOyxw:Xxx9NUFkQx753uWuCyyxw

    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