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Overview

overview

10

Static

static

7

fff6d217c4...54.exe

windows7-x64

10

fff6d217c4...54.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    fff6d217c4eb3d61047a8ff36fa40d48c88ba36206171d0f09b7e3f784dafb54

  • Size

    91KB

  • Sample

    240915-dtalyatapc

  • MD5

    3eaf8b7ea476ae26323ed3333383ad2f

  • SHA1

    57e394fc84a3d3d70a58db1f2760280ee9048e2f

  • SHA256

    fff6d217c4eb3d61047a8ff36fa40d48c88ba36206171d0f09b7e3f784dafb54

  • SHA512

    e1a280bed7cef19988cb4c1517c185ae7328855a728f35f68de8419e6ee5a16b8770f29a951f5706c95d81f60c4fcc9692220e2d8cacfabc284cdfd950c9b3c9

  • SSDEEP

    1536:XJRtlEnBHHIgabuYotV/JbJCX5SBiBJRtlEnBHHIgabuYotV/JbJCX5SBiE:XvtYxOuYotvYQIBvtYxOuYotvYQIE

Score
10/10
discoveryevasionpersistenceupx

Malware Config

Targets

    • Target

      fff6d217c4eb3d61047a8ff36fa40d48c88ba36206171d0f09b7e3f784dafb54

    • Size

      91KB

    • MD5

      3eaf8b7ea476ae26323ed3333383ad2f

    • SHA1

      57e394fc84a3d3d70a58db1f2760280ee9048e2f

    • SHA256

      fff6d217c4eb3d61047a8ff36fa40d48c88ba36206171d0f09b7e3f784dafb54

    • SHA512

      e1a280bed7cef19988cb4c1517c185ae7328855a728f35f68de8419e6ee5a16b8770f29a951f5706c95d81f60c4fcc9692220e2d8cacfabc284cdfd950c9b3c9

    • SSDEEP

      1536:XJRtlEnBHHIgabuYotV/JbJCX5SBiBJRtlEnBHHIgabuYotV/JbJCX5SBiE:XvtYxOuYotvYQIBvtYxOuYotvYQIE

    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

    • UPX packed file

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

      upx

    • Adds Run key to start application

      persistence

    • 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

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