Overview

overview

10

Static

static

3

9a77a96195...6e.exe

windows7-x64

10

9a77a96195...6e.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    9a77a96195039c211b22e821183f47a501f3deb402b5c03b744f738150a5626e

  • Size

    91KB

  • Sample

    240523-bbqt4afg79

  • MD5

    02298bc71b17e3cc682468a9e5c9789d

  • SHA1

    ff10519760f8a8ca6b4604c47aefb2fe67f4efde

  • SHA256

    9a77a96195039c211b22e821183f47a501f3deb402b5c03b744f738150a5626e

  • SHA512

    15d5cd9c9d154932a9adc98357f2f0b9fdd15e807a9544c68d312b183b5dcd9fef08436f8422d855be33bd3a538e0f126fdaaf5d14902697bd1c906cb0a84169

  • SSDEEP

    1536:IFAutcCNS1mgnd2y1nrPlGiCcCBEulwHiFAutcCNS1mgnd2y1nrPlGiCcCBEulwN:IpWC4YgBPlGiyll8ipWC4YgBPlGiyllM

Score
10/10
evasionpersistence

Malware Config

Targets

    • Target

      9a77a96195039c211b22e821183f47a501f3deb402b5c03b744f738150a5626e

    • Size

      91KB

    • MD5

      02298bc71b17e3cc682468a9e5c9789d

    • SHA1

      ff10519760f8a8ca6b4604c47aefb2fe67f4efde

    • SHA256

      9a77a96195039c211b22e821183f47a501f3deb402b5c03b744f738150a5626e

    • SHA512

      15d5cd9c9d154932a9adc98357f2f0b9fdd15e807a9544c68d312b183b5dcd9fef08436f8422d855be33bd3a538e0f126fdaaf5d14902697bd1c906cb0a84169

    • SSDEEP

      1536:IFAutcCNS1mgnd2y1nrPlGiCcCBEulwHiFAutcCNS1mgnd2y1nrPlGiCcCBEulwN:IpWC4YgBPlGiyll8ipWC4YgBPlGiyllM

    Score
    10/10
    evasionpersistence

    • 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 cmd.exe use via registry modification

      evasion

    • Disables use of System Restore points

      evasion

    • Executes dropped EXE

    • Loads dropped DLL

    • Modifies system executable filetype association

      persistence

    • Adds Run key to start application

      persistence

    • Enumerates connected drives

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

    • Modifies WinLogon

      persistence

    • Drops autorun.inf file

      Malware can abuse Windows Autorun to spread further via attached volumes.

    • Drops file in System32 directory

    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Replication Through Removable Media

1
T1091

Execution

Persistence

Boot or Logon Autostart Execution

3
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Winlogon Helper DLL

2
T1547.004

Event Triggered Execution

1
T1546

Change Default File Association

1
T1546.001

Privilege Escalation

Boot or Logon Autostart Execution

3
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Winlogon Helper DLL

2
T1547.004

Event Triggered Execution

1
T1546

Change Default File Association

1
T1546.001

Defense Evasion

Modify Registry

9
T1112

Hide Artifacts

2
T1564

Hidden Files and Directories

2
T1564.001

Credential Access

Discovery

Query Registry

1
T1012

Peripheral Device Discovery

1
T1120

System Information Discovery

2
T1082

Lateral Movement

Replication Through Removable Media

1
T1091

Collection

Exfiltration

Command and Control

Impact

Inhibit System Recovery

1
T1490

Resource Development

Reconnaissance

Tasks