Overview

overview

10

Static

static

winprofile

windows7-x64

5

winprofile

windows10-1703-x64

10

Sharing

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General

  • Target

    046876997becdd4821468ca632da8a1cd4e9aa2f46d4c138246807b3f5aaff76

  • Size

    363KB

  • Sample

    220904-1699nahbd3

  • MD5

    6e7a1a02cb9a385a812bae80ba0b7b38

  • SHA1

    66659bf0df4bfdb6660370151e506a92e823c5c9

  • SHA256

    046876997becdd4821468ca632da8a1cd4e9aa2f46d4c138246807b3f5aaff76

  • SHA512

    55600fa6ab1004edde3e0d50c32ee07b15fd1b00debbeb159346c39ed53bf5ae3340625c88baff5e4c17a258ed0a5b54ddf8666fc0268121535baa8740d6414e

  • SSDEEP

    6144:1C0sIG57arZX69b6M0sXMBL/OT8iosCNTw:1kv7a9X6Czp/xiow

Score
10/10
discoveryevasionexploitthemidatrojan

Malware Config

Targets

    • Target

      046876997becdd4821468ca632da8a1cd4e9aa2f46d4c138246807b3f5aaff76

    • Size

      363KB

    • MD5

      6e7a1a02cb9a385a812bae80ba0b7b38

    • SHA1

      66659bf0df4bfdb6660370151e506a92e823c5c9

    • SHA256

      046876997becdd4821468ca632da8a1cd4e9aa2f46d4c138246807b3f5aaff76

    • SHA512

      55600fa6ab1004edde3e0d50c32ee07b15fd1b00debbeb159346c39ed53bf5ae3340625c88baff5e4c17a258ed0a5b54ddf8666fc0268121535baa8740d6414e

    • SSDEEP

      6144:1C0sIG57arZX69b6M0sXMBL/OT8iosCNTw:1kv7a9X6Czp/xiow

    Score
    10/10
    discoveryevasionexploitthemidatrojan

    • Modifies security service

      evasion

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

      evasion

    • Downloads MZ/PE file

    • Drops file in Drivers directory

    • Executes dropped EXE

    • Possible privilege escalation attempt

      exploit

    • Stops running service(s)

      evasion

    • Checks BIOS information in registry

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

    • Identifies Wine through registry keys

      Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.

      evasion

    • Modifies file permissions

      discovery

    • Themida packer

      Detects Themida, an advanced Windows software protection system.

      themida

    • Checks whether UAC is enabled

      evasiontrojan

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Scheduled Task

1
T1053

Persistence

Modify Existing Service

2
T1031

Scheduled Task

1
T1053

Privilege Escalation

Scheduled Task

1
T1053

Defense Evasion

Modify Registry

2
T1112

Virtualization/Sandbox Evasion

2
T1497

Impair Defenses

1
T1562

File Permissions Modification

1
T1222

Credential Access

Discovery

Query Registry

3
T1012

Virtualization/Sandbox Evasion

2
T1497

System Information Discovery

3
T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Service Stop

1
T1489

Tasks