Overview

overview

10

Static

static

10

591b49a7c7...ba.exe

windows7-x64

10

591b49a7c7...ba.exe

windows10-2004-x64

10

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General

  • Target

    591b49a7c77d61e7446d97d225ead50c44b62bfcae572b81678eb644cfd506ba

  • Size

    8.1MB

  • Sample

    240602-hnc74aeb5w

  • MD5

    688178a6271c4ed71f75974f204997c7

  • SHA1

    d0940875705e46704ad5ec83065b4eb3f4c98581

  • SHA256

    591b49a7c77d61e7446d97d225ead50c44b62bfcae572b81678eb644cfd506ba

  • SHA512

    a901958e96004ec4703e43d31b55235473c1a34e1b3a8bcd16c2a327083e6c9a27c7e2c4aeca23bfd32e10e22a3a74d4b9455796694f676f8257371ea4112ddb

  • SSDEEP

    196608:MxygkmknGzwHdOgEPHd9BRX/nivPlTXTYo:Y5jz0E51/iv1

Score
10/10
mimikatzxmrigdiscoveryevasionexecutionminerpersistenceupx

Malware Config

Targets

    • Target

      591b49a7c77d61e7446d97d225ead50c44b62bfcae572b81678eb644cfd506ba

    • Size

      8.1MB

    • MD5

      688178a6271c4ed71f75974f204997c7

    • SHA1

      d0940875705e46704ad5ec83065b4eb3f4c98581

    • SHA256

      591b49a7c77d61e7446d97d225ead50c44b62bfcae572b81678eb644cfd506ba

    • SHA512

      a901958e96004ec4703e43d31b55235473c1a34e1b3a8bcd16c2a327083e6c9a27c7e2c4aeca23bfd32e10e22a3a74d4b9455796694f676f8257371ea4112ddb

    • SSDEEP

      196608:MxygkmknGzwHdOgEPHd9BRX/nivPlTXTYo:Y5jz0E51/iv1

    Score
    10/10
    mimikatzxmrigdiscoveryevasionexecutionminerpersistenceupx

    • Disables service(s)

      evasionexecution

    • Mimikatz

      mimikatz is an open source tool to dump credentials on Windows.

      mimikatz

    • Suspicious use of NtCreateUserProcessOtherParentProcess

    • xmrig

      XMRig is a high performance, open source, cross platform CPU/GPU miner.

      minerxmrig

    • Contacts a large (28074) amount of remote hosts

      This may indicate a network scan to discover remotely running services.

      discovery

    • Creates a large amount of network flows

      This may indicate a network scan to discover remotely running services.

      discovery

    • XMRig Miner payload

      miner

    • mimikatz is an open source tool to dump credentials on Windows

    • Drops file in Drivers directory

    • Modifies Windows Firewall

      evasion

    • Sets file execution options in registry

      persistence

    • Executes dropped EXE

    • Loads dropped DLL

    • UPX packed file

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

      upx

    • Checks installed software on the system

      Looks up Uninstall key entries in the registry to enumerate software on the system.

      discovery

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

    • Creates a Windows Service

      persistence

    • Drops file in System32 directory

    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

1
T1053

System Services

1
T1569

Service Execution

1
T1569.002

Persistence

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Create or Modify System Process

2
T1543

Windows Service

2
T1543.003

Scheduled Task/Job

1
T1053

Privilege Escalation

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Create or Modify System Process

2
T1543

Windows Service

2
T1543.003

Scheduled Task/Job

1
T1053

Defense Evasion

Impair Defenses

1
T1562

Disable or Modify System Firewall

1
T1562.004

Modify Registry

2
T1112

Subvert Trust Controls

1
T1553

Install Root Certificate

1
T1553.004

Credential Access

Discovery

Network Service Discovery

2
T1046

Query Registry

1
T1012

Remote System Discovery

1
T1018

System Information Discovery

1
T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Service Stop

1
T1489

Tasks