Overview

overview

10

Static

static

10

9c15135aa3...2b.exe

windows7-x64

10

9c15135aa3...2b.exe

windows10-2004-x64

10

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General

  • Target

    9c15135aa3b66b89f5070a049524fd93111390cc470a667a7d0de6bcca33762b

  • Size

    2.6MB

  • Sample

    240701-ayd85s1anc

  • MD5

    c7c411d41a330167ac7abaa2137b4c53

  • SHA1

    3e62689f23ae159b6cf3547fbaaffd425444a653

  • SHA256

    9c15135aa3b66b89f5070a049524fd93111390cc470a667a7d0de6bcca33762b

  • SHA512

    61a3cf287a61526ca8381cf693b0b3ba6dc8478b0c77f24776eab07244e1b13976688efb3f744cfa64020fcda9e7ea0165679eb97015330cc31e8804346a03a1

  • SSDEEP

    49152:+XzhpDtKSK1cb8PGK+Tfuqmpc3elWo8GnQAsYZEVX:+XzhW148Pd+Tf1mpcOldJQ3/VX

Score
10/10
evasionpersistencethemidatrojan

Malware Config

Targets

    • Target

      9c15135aa3b66b89f5070a049524fd93111390cc470a667a7d0de6bcca33762b

    • Size

      2.6MB

    • MD5

      c7c411d41a330167ac7abaa2137b4c53

    • SHA1

      3e62689f23ae159b6cf3547fbaaffd425444a653

    • SHA256

      9c15135aa3b66b89f5070a049524fd93111390cc470a667a7d0de6bcca33762b

    • SHA512

      61a3cf287a61526ca8381cf693b0b3ba6dc8478b0c77f24776eab07244e1b13976688efb3f744cfa64020fcda9e7ea0165679eb97015330cc31e8804346a03a1

    • SSDEEP

      49152:+XzhpDtKSK1cb8PGK+Tfuqmpc3elWo8GnQAsYZEVX:+XzhW148Pd+Tf1mpcOldJQ3/VX

    Score
    10/10
    evasionpersistencethemidatrojan

    • Modifies visiblity of hidden/system files in Explorer

      evasion

    • Detects executables packed with Themida

    • 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 Matrix ATT&CK v13

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

Virtualization/Sandbox Evasion

1
T1497

System Information Discovery

2
T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Tasks