Overview

overview

10

Static

static

5

b6ffc813a9...0N.exe

windows7-x64

10

b6ffc813a9...0N.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    b6ffc813a9eede7ed123e8c14a210522cfb82f62f36e6a899d6e6210637fd240N.exe

  • Size

    63KB

  • Sample

    240925-qcxflazflg

  • MD5

    ae3a8f1d3414cc39b250c4044d687940

  • SHA1

    4adce3a98f844e4e85322a6130d65b0322b8d67d

  • SHA256

    b6ffc813a9eede7ed123e8c14a210522cfb82f62f36e6a899d6e6210637fd240

  • SHA512

    70448d649e405071f3840cd054e4f0c8645960b521313037af6ecf5c38c7b2f568400677b99330d7bf5bb3fa14ea7c3936b1da256ea0857bdde2250b39e9bb7f

  • SSDEEP

    768:jSxam3Usjr3REXXr8yxFChMp7v9DLKrzCnbcuyD7UVeQI5noxcAvcV4RP0U+t6:jRsjdEIUFC2p79OCnouy8VDmAG4RsfU

Score
10/10
discoveryevasionpersistenceupx

Malware Config

Targets

    • Target

      b6ffc813a9eede7ed123e8c14a210522cfb82f62f36e6a899d6e6210637fd240N.exe

    • Size

      63KB

    • MD5

      ae3a8f1d3414cc39b250c4044d687940

    • SHA1

      4adce3a98f844e4e85322a6130d65b0322b8d67d

    • SHA256

      b6ffc813a9eede7ed123e8c14a210522cfb82f62f36e6a899d6e6210637fd240

    • SHA512

      70448d649e405071f3840cd054e4f0c8645960b521313037af6ecf5c38c7b2f568400677b99330d7bf5bb3fa14ea7c3936b1da256ea0857bdde2250b39e9bb7f

    • SSDEEP

      768:jSxam3Usjr3REXXr8yxFChMp7v9DLKrzCnbcuyD7UVeQI5noxcAvcV4RP0U+t6:jRsjdEIUFC2p79OCnouy8VDmAG4RsfU

    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 RegEdit 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

    • Drops file in System32 directory

    • UPX packed file

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

      upx
    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

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