Overview

overview

10

Static

static

7

edfb7189ed...2N.exe

windows7-x64

10

edfb7189ed...2N.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    edfb7189ed93b2a54236f6b5259670a5acce2d0b6fa3f9dcebbc777143eff7c2N

  • Size

    91KB

  • Sample

    240921-gtcyvayaje

  • MD5

    3459f83e58a4f06cccc063c31f61d910

  • SHA1

    c4902f12b67bc3a7ccc8f6adfb42b7c7e8f1a67f

  • SHA256

    edfb7189ed93b2a54236f6b5259670a5acce2d0b6fa3f9dcebbc777143eff7c2

  • SHA512

    d12901c26f0894246a630305dfb852e36d3e650d7dc1377e3392ba6eaf65ff8412dfb03c27f48d5256e6e74b534dea7b0454055f622207689ed96261e6371ca3

  • SSDEEP

    1536:ERsjdf1aM67v32Z9x5nouy8VTfRsjdf1aM67v32Z9x5nouy8VTm:EOaHv3YpoutNfOaHv3YpoutNm

Score
10/10
discoveryevasionpersistenceupx

Malware Config

Targets

    • Target

      edfb7189ed93b2a54236f6b5259670a5acce2d0b6fa3f9dcebbc777143eff7c2N

    • Size

      91KB

    • MD5

      3459f83e58a4f06cccc063c31f61d910

    • SHA1

      c4902f12b67bc3a7ccc8f6adfb42b7c7e8f1a67f

    • SHA256

      edfb7189ed93b2a54236f6b5259670a5acce2d0b6fa3f9dcebbc777143eff7c2

    • SHA512

      d12901c26f0894246a630305dfb852e36d3e650d7dc1377e3392ba6eaf65ff8412dfb03c27f48d5256e6e74b534dea7b0454055f622207689ed96261e6371ca3

    • SSDEEP

      1536:ERsjdf1aM67v32Z9x5nouy8VTfRsjdf1aM67v32Z9x5nouy8VTm:EOaHv3YpoutNfOaHv3YpoutNm

    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