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Overview

overview

10

Static

static

7

3a1e07f5d3...a2.exe

windows7-x64

10

3a1e07f5d3...a2.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    3a1e07f5d3779e1d0374452c1914cc986ec04219a4451780c069e39e66888aa2

  • Size

    45KB

  • Sample

    240528-zbbl6sbb4w

  • MD5

    6eb19ae66d972318036d3db18d5d472a

  • SHA1

    be8a4422b0e24543c2dcf77d573b68ff411e10cf

  • SHA256

    3a1e07f5d3779e1d0374452c1914cc986ec04219a4451780c069e39e66888aa2

  • SHA512

    ebd9118fda8361dac4989a9da473122b60b9d0a85b3effc0893b65e2080dfe66fc673afd2c1937921eaa663723cfccb184ee4adc5b77b36cfcb2f611b21d988f

  • SSDEEP

    768:CcMJOcV8OrUpdJ8WbqpD3TORaEXowekfKnl:yOcjUpkWb2TTgKwul

Score
10/10
evasionpersistenceupx

Malware Config

Targets

    • Target

      3a1e07f5d3779e1d0374452c1914cc986ec04219a4451780c069e39e66888aa2

    • Size

      45KB

    • MD5

      6eb19ae66d972318036d3db18d5d472a

    • SHA1

      be8a4422b0e24543c2dcf77d573b68ff411e10cf

    • SHA256

      3a1e07f5d3779e1d0374452c1914cc986ec04219a4451780c069e39e66888aa2

    • SHA512

      ebd9118fda8361dac4989a9da473122b60b9d0a85b3effc0893b65e2080dfe66fc673afd2c1937921eaa663723cfccb184ee4adc5b77b36cfcb2f611b21d988f

    • SSDEEP

      768:CcMJOcV8OrUpdJ8WbqpD3TORaEXowekfKnl:yOcjUpkWb2TTgKwul

    Score
    10/10
    evasionpersistenceupx

    • Modifies WinLogon for persistence

      persistence

    • Modifies visibility of file extensions in Explorer

      evasion

    • Modifies visiblity of hidden/system files in Explorer

      evasion

    • Disables RegEdit via registry modification

      evasion

    • Disables Task Manager via registry modification

      evasion

    • Disables use of System Restore points

      evasion

    • Executes dropped EXE

    • Loads dropped DLL

    • Modifies system executable filetype association

      persistence

    • UPX packed file

      Detects executables packed with UPX/modified UPX open source packer.

      upx

    • Adds Run key to start application

      persistence

    • Drops desktop.ini file(s)

    • Enumerates connected drives

      Attempts to read the root path of hard drives other than the default C: drive.

    • Drops file in System32 directory

    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

2
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Winlogon Helper DLL

1
T1547.004

Event Triggered Execution

1
T1546

Change Default File Association

1
T1546.001

Privilege Escalation

Boot or Logon Autostart Execution

2
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Winlogon Helper DLL

1
T1547.004

Event Triggered Execution

1
T1546

Change Default File Association

1
T1546.001

Defense Evasion

Hide Artifacts

2
T1564

Hidden Files and Directories

2
T1564.001

Modify Registry

6
T1112

Credential Access

Discovery

Peripheral Device Discovery

1
T1120

Query Registry

1
T1012

System Information Discovery

2
T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Inhibit System Recovery

1
T1490

Tasks