Overview

overview

10

Static

static

7

4158cca579...55.exe

windows7-x64

10

4158cca579...55.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    4158cca57929bad77961f6890af9798fef664a0f2997d307fcf89d0a4903a355

  • Size

    2.5MB

  • Sample

    240823-y8lyqsvbma

  • MD5

    61b0374c461abd6b1a02fdbe9b352c3f

  • SHA1

    f6f53dc9299033e799a08f69cafdbd759754ea52

  • SHA256

    4158cca57929bad77961f6890af9798fef664a0f2997d307fcf89d0a4903a355

  • SHA512

    ac7e5eb462f28df72ae2e36b07d9bb77d58fd177642d4e7cfb6cabd0db97dcce83326fff3fa44ad45f6344b97af988e7a476f5168bd6e71823d2eb514f6bbc56

  • SSDEEP

    49152:hxmvumkQ9lY9sgUXdTPSxdQ8KX75IyuWuCjcCqWOyxb:hxx9NUFkQx753uWuCyyxb

Score
10/10
discoveryevasionpersistencethemidatrojan

Malware Config

Targets

    • Target

      4158cca57929bad77961f6890af9798fef664a0f2997d307fcf89d0a4903a355

    • Size

      2.5MB

    • MD5

      61b0374c461abd6b1a02fdbe9b352c3f

    • SHA1

      f6f53dc9299033e799a08f69cafdbd759754ea52

    • SHA256

      4158cca57929bad77961f6890af9798fef664a0f2997d307fcf89d0a4903a355

    • SHA512

      ac7e5eb462f28df72ae2e36b07d9bb77d58fd177642d4e7cfb6cabd0db97dcce83326fff3fa44ad45f6344b97af988e7a476f5168bd6e71823d2eb514f6bbc56

    • SSDEEP

      49152:hxmvumkQ9lY9sgUXdTPSxdQ8KX75IyuWuCjcCqWOyxb:hxx9NUFkQx753uWuCyyxb

    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