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Overview

overview

10

Static

static

3

42fee1bf32...8e.exe

windows7-x64

10

42fee1bf32...8e.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    42fee1bf320a49235fd5a50bf687e62e2a50c582696aa86e0c25cc827827118e

  • Size

    459KB

  • Sample

    240705-zttwgawamn

  • MD5

    72ab3f264137afe93ce5b00511f59e92

  • SHA1

    59e9280f83fc2d33c7b788d8fcc2f8db1ef848e8

  • SHA256

    42fee1bf320a49235fd5a50bf687e62e2a50c582696aa86e0c25cc827827118e

  • SHA512

    c65e52d572dd8e1736af032aabc42c42ff228c2eb394d43906a5c677e3160e89862e2a47b0d47f3440c7704b925355f848b1d2cecb369cc61a6631e5a52aee10

  • SSDEEP

    6144:JY+32WWluqvHpVmXWEjFJRWci+WUd20rUU5EYCTvaBju4zT:OnWwvHpVmXpjJIUd2cUusvalxzT

Score
10/10
evasionpersistenceupx

Malware Config

Targets

    • Target

      42fee1bf320a49235fd5a50bf687e62e2a50c582696aa86e0c25cc827827118e

    • Size

      459KB

    • MD5

      72ab3f264137afe93ce5b00511f59e92

    • SHA1

      59e9280f83fc2d33c7b788d8fcc2f8db1ef848e8

    • SHA256

      42fee1bf320a49235fd5a50bf687e62e2a50c582696aa86e0c25cc827827118e

    • SHA512

      c65e52d572dd8e1736af032aabc42c42ff228c2eb394d43906a5c677e3160e89862e2a47b0d47f3440c7704b925355f848b1d2cecb369cc61a6631e5a52aee10

    • SSDEEP

      6144:JY+32WWluqvHpVmXWEjFJRWci+WUd20rUU5EYCTvaBju4zT:OnWwvHpVmXpjJIUd2cUusvalxzT

    Score
    10/10
    evasionpersistenceupx

    • 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

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Inhibit System Recovery

1
T1490

Tasks