Overview

overview

10

Static

static

5

73c6be724a...1N.exe

windows7-x64

10

73c6be724a...1N.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    73c6be724a6f4e3979f753378d3e1e230f1806affa2a59441099af00b19c6111N.exe

  • Size

    90KB

  • Sample

    241122-qrda9sxmdp

  • MD5

    a876db93b22ea5a07ae5053661b918c0

  • SHA1

    add010691eaaacb7c0cd693adc3cd70c89b3d7c3

  • SHA256

    73c6be724a6f4e3979f753378d3e1e230f1806affa2a59441099af00b19c6111

  • SHA512

    d7926983d395af1824bcb3513cf9131ca02a9b6c479de0c115f3dcb6f9ce5f271edab6f281fa86a5ad97ac9180d32850ed590e7b19f5b137f912869243510247

  • SSDEEP

    1536:XRsjdLaslqdBXvTUL0Hnouy8Vj8QURsjdLaslqdBXvTUL0Hnouy8Vj9:XOJKqsout9gOJKqsout99

Score
10/10
discoveryevasionpersistenceupx

Malware Config

Targets

    • Target

      73c6be724a6f4e3979f753378d3e1e230f1806affa2a59441099af00b19c6111N.exe

    • Size

      90KB

    • MD5

      a876db93b22ea5a07ae5053661b918c0

    • SHA1

      add010691eaaacb7c0cd693adc3cd70c89b3d7c3

    • SHA256

      73c6be724a6f4e3979f753378d3e1e230f1806affa2a59441099af00b19c6111

    • SHA512

      d7926983d395af1824bcb3513cf9131ca02a9b6c479de0c115f3dcb6f9ce5f271edab6f281fa86a5ad97ac9180d32850ed590e7b19f5b137f912869243510247

    • SSDEEP

      1536:XRsjdLaslqdBXvTUL0Hnouy8Vj8QURsjdLaslqdBXvTUL0Hnouy8Vj9:XOJKqsout9gOJKqsout99

    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