Overview

overview

8

Static

static

3

42814b2f77...cf.exe

windows7-x64

8

42814b2f77...cf.exe

windows10-2004-x64

8

Sharing

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General

  • Target

    42814b2f771f590049700ba1478ae8caa6f8123ad3fcf32a47ce31142f73a6cf

  • Size

    770KB

  • Sample

    230817-tyflraag46

  • MD5

    32112b7738bc0bbbe2799af3263c8285

  • SHA1

    47df9af14e47083f69b56b4f1d7dccc9b4373a9e

  • SHA256

    42814b2f771f590049700ba1478ae8caa6f8123ad3fcf32a47ce31142f73a6cf

  • SHA512

    26f640a847fc93bc459bce2bb078e17b7639880f3ee692fd3e4f19dca0efeb1d504dca2cace7430a3c7418716a722c35c960d7bb0c48d0982ddddb8a96f03b26

  • SSDEEP

    24576:O7eit0t9EsyC1XS64DbvYwdzv1n4WwwS6u3sK:O7eimfEsr1X/4wwbn4Wpi

Score
8/10
evasionpersistence

Malware Config

Targets

    • Target

      42814b2f771f590049700ba1478ae8caa6f8123ad3fcf32a47ce31142f73a6cf

    • Size

      770KB

    • MD5

      32112b7738bc0bbbe2799af3263c8285

    • SHA1

      47df9af14e47083f69b56b4f1d7dccc9b4373a9e

    • SHA256

      42814b2f771f590049700ba1478ae8caa6f8123ad3fcf32a47ce31142f73a6cf

    • SHA512

      26f640a847fc93bc459bce2bb078e17b7639880f3ee692fd3e4f19dca0efeb1d504dca2cace7430a3c7418716a722c35c960d7bb0c48d0982ddddb8a96f03b26

    • SSDEEP

      24576:O7eit0t9EsyC1XS64DbvYwdzv1n4WwwS6u3sK:O7eimfEsr1X/4wwbn4Wpi

    Score
    8/10
    evasionpersistence

    • Blocklisted process makes network request

    • Downloads MZ/PE file

    • Drops file in Drivers directory

    • Modifies Installed Components in the registry

      persistence

    • Modifies Windows Firewall

      evasion

    • Sets file execution options in registry

      persistence

    • Executes dropped EXE

    • Loads dropped DLL

    • Modifies system executable filetype association

      persistence

    • Registers COM server for autorun

      persistence

    • Adds Run key to start application

      persistence

    • Enumerates connected drives

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

    • Drops file in System32 directory

    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

4
T1547

Registry Run Keys / Startup Folder

4
T1547.001

Create or Modify System Process

1
T1543

Windows Service

1
T1543.003

Event Triggered Execution

1
T1546

Change Default File Association

1
T1546.001

Privilege Escalation

Boot or Logon Autostart Execution

4
T1547

Registry Run Keys / Startup Folder

4
T1547.001

Create or Modify System Process

1
T1543

Windows Service

1
T1543.003

Event Triggered Execution

1
T1546

Change Default File Association

1
T1546.001

Defense Evasion

Modify Registry

6
T1112

Subvert Trust Controls

1
T1553

Install Root Certificate

1
T1553.004

Credential Access

Discovery

Peripheral Device Discovery

1
T1120

Query Registry

1
T1012

System Information Discovery

2
T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Tasks