Overview

overview

10

Static

static

7

d9091b79d5...da.exe

windows7-x64

10

d9091b79d5...da.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    d9091b79d5200bafbd337473096b1b08bec7ca87527d817ebb12f6be645d0dda

  • Size

    91KB

  • Sample

    240826-edy52avcnj

  • MD5

    a1251190bcef0dbe6e7dc45b5ee7feb3

  • SHA1

    63b17ad4571ffc28b33f537c3e36f8cdeea7555e

  • SHA256

    d9091b79d5200bafbd337473096b1b08bec7ca87527d817ebb12f6be645d0dda

  • SHA512

    693b25fba9a299fc93af7ffb8e489170beba9f53a23f2b463fac4f326155cc47117584164efffdecc40d707b899fcbfe5954bfff44a5bc24be0e4540c7e0c51e

  • SSDEEP

    1536:yOcjUpkWb2TTgKwuPOcjUpkWb2TTgKwuu:yOcjWJu7tPOcjWJu7tu

Score
10/10
discoveryevasionpersistenceupx

Malware Config

Targets

    • Target

      d9091b79d5200bafbd337473096b1b08bec7ca87527d817ebb12f6be645d0dda

    • Size

      91KB

    • MD5

      a1251190bcef0dbe6e7dc45b5ee7feb3

    • SHA1

      63b17ad4571ffc28b33f537c3e36f8cdeea7555e

    • SHA256

      d9091b79d5200bafbd337473096b1b08bec7ca87527d817ebb12f6be645d0dda

    • SHA512

      693b25fba9a299fc93af7ffb8e489170beba9f53a23f2b463fac4f326155cc47117584164efffdecc40d707b899fcbfe5954bfff44a5bc24be0e4540c7e0c51e

    • SSDEEP

      1536:yOcjUpkWb2TTgKwuPOcjUpkWb2TTgKwuu:yOcjWJu7tPOcjWJu7tu

    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 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

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