Overview

overview

10

Static

static

7

f23abab413...c1.exe

windows7-x64

10

f23abab413...c1.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    f23abab413c87d2d1463ee4648ec590b6d620afe1799d2831b8c657cf96d39c1

  • Size

    352KB

  • Sample

    240920-b1gygssfqk

  • MD5

    91c5cc26bc07591bc884074fa73211bd

  • SHA1

    6f2b48d9d87664ab4e6daac0524d83b2aabc63c0

  • SHA256

    f23abab413c87d2d1463ee4648ec590b6d620afe1799d2831b8c657cf96d39c1

  • SHA512

    024ca3f46cb026ed9b3f10a9c058606db49853bd86b4dd4523a2376503fa2360477ab44699cba811e61fc42f31210cf3a493b25320a26f005358aa246e2da96d

  • SSDEEP

    6144:vIGEnprZkRs38t54c6rzNdfsIGEnprZkRs38t54c6rzNdfW:vxEnAR934YxEnAR934S

Score
10/10
discoveryevasionpersistenceupx

Malware Config

Targets

    • Target

      f23abab413c87d2d1463ee4648ec590b6d620afe1799d2831b8c657cf96d39c1

    • Size

      352KB

    • MD5

      91c5cc26bc07591bc884074fa73211bd

    • SHA1

      6f2b48d9d87664ab4e6daac0524d83b2aabc63c0

    • SHA256

      f23abab413c87d2d1463ee4648ec590b6d620afe1799d2831b8c657cf96d39c1

    • SHA512

      024ca3f46cb026ed9b3f10a9c058606db49853bd86b4dd4523a2376503fa2360477ab44699cba811e61fc42f31210cf3a493b25320a26f005358aa246e2da96d

    • SSDEEP

      6144:vIGEnprZkRs38t54c6rzNdfsIGEnprZkRs38t54c6rzNdfW:vxEnAR934YxEnAR934S

    Score
    10/10
    discoveryevasionpersistenceupx

    • Modifies WinLogon for persistence

      persistence

    • Modifies visibility of file extensions in Explorer

      evasion

    • Modifies visiblity of hidden/system files in Explorer

      evasion

    • Disables use of System Restore points

      evasion

    • Drops file in Drivers directory

    • 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)

    • 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

7
T1112

Credential Access

Discovery

System Information Discovery

1
T1082

System Location Discovery

1
T1614

System Language Discovery

1
T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Inhibit System Recovery

1
T1490

Tasks