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Overview

overview

10

Static

static

3

IesVpn-winx64.exe

windows7-x64

8

IesVpn-winx64.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    IesVpn-winx64.exe

  • Size

    36.3MB

  • Sample

    240822-lrvs4azemf

  • MD5

    680e7c4978fd2a85ebc5e7af6da2e2a8

  • SHA1

    4a2b353da3a43a45fdfa2f121a01cec31ee9518a

  • SHA256

    1a2e029e9910f3a3aee454b44f28db7f2a4e6078a108e92876483cff08769825

  • SHA512

    1e16682d12763970366ef91448faf14aaea990011dab71865903c1e1de1dea33591cc27151670281b6bf4c0a3d625ee91eb71f937e7cc0d6354a65f17bea2cc6

  • SSDEEP

    786432:3eDkNsEq0/QflO3w3wmYu0X6pwOOMuygT/hr2R+Q/:OANFsObmYGeOOtygTpr1Q/

Score
10/10
discoverypersistenceprivilege_escalation

Malware Config

Targets

    • Target

      IesVpn-winx64.exe

    • Size

      36.3MB

    • MD5

      680e7c4978fd2a85ebc5e7af6da2e2a8

    • SHA1

      4a2b353da3a43a45fdfa2f121a01cec31ee9518a

    • SHA256

      1a2e029e9910f3a3aee454b44f28db7f2a4e6078a108e92876483cff08769825

    • SHA512

      1e16682d12763970366ef91448faf14aaea990011dab71865903c1e1de1dea33591cc27151670281b6bf4c0a3d625ee91eb71f937e7cc0d6354a65f17bea2cc6

    • SSDEEP

      786432:3eDkNsEq0/QflO3w3wmYu0X6pwOOMuygT/hr2R+Q/:OANFsObmYGeOOtygTpr1Q/

    Score
    10/10
    discoverypersistenceprivilege_escalation

    • Suspicious use of NtCreateUserProcessOtherParentProcess

    • Drops file in Drivers directory

    • Executes dropped EXE

    • Loads dropped DLL

    • Adds Run key to start application

      persistence

    • Checks installed software on the system

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

      discovery

    • Enumerates connected drives

      Attempts to read the root path of hard drives other than the default C: drive.

    • Network Service Discovery

      Attempt to gather information on host's network.

      discovery

    • Drops file in System32 directory

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

1
T1059

Persistence

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Event Triggered Execution

1
T1546

Netsh Helper DLL

1
T1546.007

Privilege Escalation

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Event Triggered Execution

1
T1546

Netsh Helper DLL

1
T1546.007

Defense Evasion

Modify Registry

2
T1112

Subvert Trust Controls

1
T1553

Install Root Certificate

1
T1553.004

Credential Access

Discovery

Browser Information Discovery

1
T1217

Network Service Discovery

1
T1046

Peripheral Device Discovery

2
T1120

Query Registry

5
T1012

System Information Discovery

6
T1082

System Location Discovery

1
T1614

System Language Discovery

1
T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Tasks