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Overview

overview

10

Static

static

3

b762c1ea72...0N.exe

windows7-x64

10

b762c1ea72...0N.exe

windows10-2004-x64

10

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General

  • Target

    b762c1ea72088d0fc76ba15ba88546b0N

  • Size

    347KB

  • Sample

    240914-e7k59sxanl

  • MD5

    b762c1ea72088d0fc76ba15ba88546b0

  • SHA1

    e237dce878e5150c6d280fe880013770a743f757

  • SHA256

    9af6ef03c826020df82ebfb87116061443ea027544fc5c352b7629e518a76ff1

  • SHA512

    cda6c555a9fa9fc5b1cbd6cad5ceb7b391100a199cd6e1e8011ceb380c95c83a450bc7695176cfb4f5298710943680ef412c31af35b4f5709ffa940d2b58d2a3

  • SSDEEP

    6144:CY+32WWluqvHpVmXWEjFJRWci+WUd20rUU5EYCTvaBju49:xnWwvHpVmXpjJIUd2cUusvalx9

Score
10/10
discoveryevasionpersistenceupx

Malware Config

Targets

    • Target

      b762c1ea72088d0fc76ba15ba88546b0N

    • Size

      347KB

    • MD5

      b762c1ea72088d0fc76ba15ba88546b0

    • SHA1

      e237dce878e5150c6d280fe880013770a743f757

    • SHA256

      9af6ef03c826020df82ebfb87116061443ea027544fc5c352b7629e518a76ff1

    • SHA512

      cda6c555a9fa9fc5b1cbd6cad5ceb7b391100a199cd6e1e8011ceb380c95c83a450bc7695176cfb4f5298710943680ef412c31af35b4f5709ffa940d2b58d2a3

    • SSDEEP

      6144:CY+32WWluqvHpVmXWEjFJRWci+WUd20rUU5EYCTvaBju49:xnWwvHpVmXpjJIUd2cUusvalx9

    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

    • Event Triggered Execution: Image File Execution Options Injection

      persistence

    • ACProtect 1.3x - 1.4x DLL software

      Detects file using ACProtect software.

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • 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

2
T1546

Change Default File Association

1
T1546.001

Image File Execution Options Injection

1
T1546.012

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

2
T1546

Change Default File Association

1
T1546.001

Image File Execution Options Injection

1
T1546.012

Defense Evasion

Hide Artifacts

2
T1564

Hidden Files and Directories

2
T1564.001

Modify Registry

5
T1112

Credential Access

Discovery

Peripheral Device Discovery

1
T1120

Query Registry

2
T1012

System Information Discovery

3
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