Overview

overview

10

Static

static

3

be27a344de...55.exe

windows7-x64

10

be27a344de...55.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    be27a344debe1ecfbb9947247ef1b94b3b201d84215f48eee0e74bd54d0a0b55

  • Size

    488KB

  • Sample

    241122-ecbckstpbx

  • MD5

    79af48ffd26e35d00400b84af73b39d6

  • SHA1

    30da916fef4549f8fe094956fccd6f92096230ab

  • SHA256

    be27a344debe1ecfbb9947247ef1b94b3b201d84215f48eee0e74bd54d0a0b55

  • SHA512

    fa0a4e681e29fffa937bcaa92bb6fc67503071cff81aa172c71aa21cbb218f63549b9403023d7e1910e95cd65552d06f887d573a7ca02cbe735a7ac19db835be

  • SSDEEP

    12288:V/MW/MP/Mx/M7/Mx/M4/MpBE/Mk/M2/M1:VJK2O2HIBEd7M

Score
10/10
discoveryevasionpersistence

Malware Config

Targets

    • Target

      be27a344debe1ecfbb9947247ef1b94b3b201d84215f48eee0e74bd54d0a0b55

    • Size

      488KB

    • MD5

      79af48ffd26e35d00400b84af73b39d6

    • SHA1

      30da916fef4549f8fe094956fccd6f92096230ab

    • SHA256

      be27a344debe1ecfbb9947247ef1b94b3b201d84215f48eee0e74bd54d0a0b55

    • SHA512

      fa0a4e681e29fffa937bcaa92bb6fc67503071cff81aa172c71aa21cbb218f63549b9403023d7e1910e95cd65552d06f887d573a7ca02cbe735a7ac19db835be

    • SSDEEP

      12288:V/MW/MP/Mx/M7/Mx/M4/MpBE/Mk/M2/M1:VJK2O2HIBEd7M

    Score
    10/10
    discoveryevasionpersistence

    • 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 Enterprise v15

Reconnaissance

Resource Development

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

Hide Artifacts

2
T1564

Hidden Files and Directories

2
T1564.001

Modify Registry

9
T1112

Credential Access

Discovery

Peripheral Device Discovery

1
T1120

Query Registry

1
T1012

System Information Discovery

2
T1082

System Location Discovery

1
T1614

System Language Discovery

1
T1614.001

Lateral Movement

Replication Through Removable Media

1
T1091

Collection

Command and Control

Exfiltration

Impact

Inhibit System Recovery

1
T1490

Tasks